diff options
Diffstat (limited to 'ncurses-5.3/aclocal.m4')
| -rw-r--r-- | ncurses-5.3/aclocal.m4 | 2932 |
1 files changed, 2932 insertions, 0 deletions
diff --git a/ncurses-5.3/aclocal.m4 b/ncurses-5.3/aclocal.m4 new file mode 100644 index 0000000..3c216c5 --- /dev/null +++ b/ncurses-5.3/aclocal.m4 @@ -0,0 +1,2932 @@ +dnl*************************************************************************** +dnl Copyright (c) 1998-2000,2001,2002 Free Software Foundation, Inc. * +dnl * +dnl Permission is hereby granted, free of charge, to any person obtaining a * +dnl copy of this software and associated documentation files (the * +dnl "Software"), to deal in the Software without restriction, including * +dnl without limitation the rights to use, copy, modify, merge, publish, * +dnl distribute, distribute with modifications, sublicense, and/or sell * +dnl copies of the Software, and to permit persons to whom the Software is * +dnl furnished to do so, subject to the following conditions: * +dnl * +dnl The above copyright notice and this permission notice shall be included * +dnl in all copies or substantial portions of the Software. * +dnl * +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * +dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * +dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * +dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * +dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * +dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * +dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. * +dnl * +dnl Except as contained in this notice, the name(s) of the above copyright * +dnl holders shall not be used in advertising or otherwise to promote the * +dnl sale, use or other dealings in this Software without prior written * +dnl authorization. * +dnl*************************************************************************** +dnl +dnl Author: Thomas E. Dickey 1996,1997,1998,1999,2000,2001 +dnl +dnl $Id$ +dnl Macros used in NCURSES auto-configuration script. +dnl +dnl See http://invisible-island.net/autoconf/ for additional information. +dnl +dnl --------------------------------------------------------------------------- +dnl --------------------------------------------------------------------------- +dnl Construct the list of include-options for the C programs in the Ada95 +dnl binding. +AC_DEFUN([CF_ADA_INCLUDE_DIRS], +[ +ACPPFLAGS="$ACPPFLAGS -I. -I../../include" +if test "$srcdir" != "."; then + ACPPFLAGS="$ACPPFLAGS -I\$(srcdir)/../../include" +fi +if test "$GCC" != yes; then + ACPPFLAGS="$ACPPFLAGS -I\$(includedir)" +elif test "$includedir" != "/usr/include"; then + if test "$includedir" = '${prefix}/include' ; then + if test $prefix != /usr ; then + ACPPFLAGS="$ACPPFLAGS -I\$(includedir)" + fi + else + ACPPFLAGS="$ACPPFLAGS -I\$(includedir)" + fi +fi +AC_SUBST(ACPPFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS +dnl The second parameter if given makes this macro verbose. +AC_DEFUN([CF_ADD_CFLAGS], +[ +cf_new_cflags= +cf_new_cppflags= +for cf_add_cflags in $1 +do + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac +done + +if test -n "$cf_new_cflags" ; then + ifelse($2,,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)]) + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + ifelse($2,,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)]) + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES' +dnl in the sharutils 4.2 distribution. +AC_DEFUN([CF_ANSI_CC_CHECK], +[ +AC_CACHE_CHECK(for ${CC-cc} option to accept ANSI C, cf_cv_ansi_cc,[ +cf_cv_ansi_cc=no +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" +# Don't try gcc -ansi; that turns off useful extensions and +# breaks some systems' header files. +# AIX -qlanglvl=ansi +# Ultrix and OSF/1 -std1 +# HP-UX -Aa -D_HPUX_SOURCE +# SVR4 -Xc +# UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes) +for cf_arg in "-DCC_HAS_PROTOS" \ + "" \ + -qlanglvl=ansi \ + -std1 \ + -Ae \ + "-Aa -D_HPUX_SOURCE" \ + -Xc +do + CF_ADD_CFLAGS($cf_arg) + AC_TRY_COMPILE( +[ +#ifndef CC_HAS_PROTOS +#if !defined(__STDC__) || (__STDC__ != 1) +choke me +#endif +#endif +],[ + int test (int i, double x); + struct s1 {int (*f) (int a);}; + struct s2 {int (*f) (double a);};], + [cf_cv_ansi_cc="$cf_arg"; break]) +done +CFLAGS="$cf_save_CFLAGS" +CPPFLAGS="$cf_save_CPPFLAGS" +]) + +if test "$cf_cv_ansi_cc" != "no"; then +if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then + CF_ADD_CFLAGS($cf_cv_ansi_cc) +else + AC_DEFINE(CC_HAS_PROTOS) +fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl For programs that must use an ANSI compiler, obtain compiler options that +dnl will make it recognize prototypes. We'll do preprocessor checks in other +dnl macros, since tools such as unproto can fake prototypes, but only part of +dnl the preprocessor. +AC_DEFUN([CF_ANSI_CC_REQD], +[AC_REQUIRE([CF_ANSI_CC_CHECK]) +if test "$cf_cv_ansi_cc" = "no"; then + AC_ERROR( +[Your compiler does not appear to recognize prototypes. +You have the following choices: + a. adjust your compiler options + b. get an up-to-date compiler + c. use a wrapper such as unproto]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Test if 'bool' is a builtin type in the configured C++ compiler. Some +dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc +dnl 2.6.3 does, in anticipation of the ANSI C++ standard. +dnl +dnl Treat the configuration-variable specially here, since we're directly +dnl substituting its value (i.e., 1/0). +AC_DEFUN([CF_BOOL_DECL], +[ +AC_CHECK_HEADER(stdbool.h, + cf_cv_header_stdbool_h=1, + cf_cv_header_stdbool_h=0) +AC_MSG_CHECKING([for builtin bool type]) +AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[ + AC_TRY_COMPILE([ +#include <stdio.h> +#include <sys/types.h> +],[bool x = false], + [ifelse($1,,cf_cv_builtin_bool,[$1])=1], + [ifelse($1,,cf_cv_builtin_bool,[$1])=0]) + ]) +if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1 +then AC_MSG_RESULT(yes) +else AC_MSG_RESULT(no) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type). +dnl Don't bother looking for bool.h, since it's been deprecated. +dnl +dnl If the current compiler is C rather than C++, we get the bool definition +dnl from <stdbool.h>. +AC_DEFUN([CF_BOOL_SIZE], +[ +AC_MSG_CHECKING([for size of bool]) +AC_CACHE_VAL(cf_cv_type_of_bool,[ + rm -f cf_test.out + AC_TRY_RUN([ +#include <stdlib.h> +#include <stdio.h> + +#if defined(__cplusplus) + +#ifdef HAVE_GXX_BUILTIN_H +#include <g++/builtin.h> +#elif HAVE_GPP_BUILTIN_H +#include <gpp/builtin.h> +#elif HAVE_BUILTIN_H +#include <builtin.h> +#endif + +#else + +#if $cf_cv_header_stdbool_h +#include <stdbool.h> +#endif + +#endif + +main() +{ + FILE *fp = fopen("cf_test.out", "w"); + if (fp != 0) { + bool x = true; + if ((bool)(-x) >= 0) + fputs("unsigned ", fp); + if (sizeof(x) == sizeof(int)) fputs("int", fp); + else if (sizeof(x) == sizeof(char)) fputs("char", fp); + else if (sizeof(x) == sizeof(short))fputs("short",fp); + else if (sizeof(x) == sizeof(long)) fputs("long", fp); + fclose(fp); + } + exit(0); +} + ], + [cf_cv_type_of_bool=`cat cf_test.out` + if test -z "$cf_cv_type_of_bool"; then + cf_cv_type_of_bool=unknown + fi], + [cf_cv_type_of_bool=unknown], + [cf_cv_type_of_bool=unknown]) + ]) + rm -f cf_test.out +AC_MSG_RESULT($cf_cv_type_of_bool) +if test "$cf_cv_type_of_bool" = unknown ; then + case .$NCURSES_BOOL in #(vi + .auto|.) NCURSES_BOOL=unsigned;; + esac + AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool) + cf_cv_type_of_bool=$NCURSES_BOOL +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Determine the default configuration into which we'll install ncurses. This +dnl can be overridden by the user's command-line options. There's two items to +dnl look for: +dnl 1. the prefix (e.g., /usr) +dnl 2. the header files (e.g., /usr/include/ncurses) +dnl We'll look for a previous installation of ncurses and use the same defaults. +dnl +dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and +dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's +dnl programs from a vendor's. +AC_DEFUN([CF_CFG_DEFAULTS], +[ +AC_MSG_CHECKING(for prefix) +if test "x$prefix" = "xNONE" ; then + case "$cf_cv_system_name" in + # non-vendor systems don't have a conflict + openbsd*|netbsd*|freebsd*|linux*|cygwin*) + prefix=/usr + ;; + *) prefix=$ac_default_prefix + ;; + esac +fi +AC_MSG_RESULT($prefix) + +if test "x$prefix" = "xNONE" ; then +AC_MSG_CHECKING(for default include-directory) +test -n "$verbose" && echo 1>&AC_FD_MSG +for cf_symbol in \ + $includedir \ + $includedir/ncurses \ + $prefix/include \ + $prefix/include/ncurses \ + /usr/local/include \ + /usr/local/include/ncurses \ + /usr/include \ + /usr/include/ncurses +do + cf_dir=`eval echo $cf_symbol` + if test -f $cf_dir/curses.h ; then + if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then + includedir="$cf_symbol" + test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG + break + fi + fi + test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG +done +AC_MSG_RESULT($includedir) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if the terminal-capability database functions are available. If not, +dnl ncurses has a much-reduced version. +AC_DEFUN([CF_CGETENT],[ +AC_MSG_CHECKING(for terminal-capability database functions) +AC_CACHE_VAL(cf_cv_cgetent,[ +AC_TRY_LINK([ +#include <stdlib.h>],[ + char temp[128]; + char *buf = temp; + char *db_array = temp; + cgetent(&buf, /* int *, */ &db_array, "vt100"); + cgetcap(buf, "tc", '='); + cgetmatch(buf, "tc"); + ], + [cf_cv_cgetent=yes], + [cf_cv_cgetent=no]) +]) +AC_MSG_RESULT($cf_cv_cgetent) +test "$cf_cv_cgetent" = yes && AC_DEFINE(HAVE_BSD_CGETENT) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if we're accidentally using a cache from a different machine. +dnl Derive the system name, as a check for reusing the autoconf cache. +dnl +dnl If we've packaged config.guess and config.sub, run that (since it does a +dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow +dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM +dnl which is useful in cross-compiles. +AC_DEFUN([CF_CHECK_CACHE], +[ +if test -f $srcdir/config.guess ; then + ifelse([$1],,[AC_CANONICAL_HOST],[$1]) + system_name="$host_os" +else + system_name="`(uname -s -r) 2>/dev/null`" + if test -z "$system_name" ; then + system_name="`(hostname) 2>/dev/null`" + fi +fi +test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name") +AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"]) + +test -z "$system_name" && system_name="$cf_cv_system_name" +test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name) + +if test ".$system_name" != ".$cf_cv_system_name" ; then + AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)) + AC_ERROR("Please remove config.cache and try again.") +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g., +dnl the 'errno' variable. Define a DECL_xxx symbol if we must declare it +dnl ourselves. +dnl +dnl $1 = the name to check +AC_DEFUN([CF_CHECK_ERRNO], +[ +AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[ + AC_TRY_COMPILE([ +#ifdef HAVE_STDLIB_H +#include <stdlib.h> +#endif +#include <stdio.h> +#include <sys/types.h> +#include <errno.h> ], + [long x = (long) $1], + [cf_cv_dcl_$1=yes], + [cf_cv_dcl_$1=no]) +]) + +if test "$cf_cv_dcl_$1" = no ; then + CF_UPPER(cf_result,decl_$1) + AC_DEFINE_UNQUOTED($cf_result) +fi + +# It's possible (for near-UNIX clones) that the data doesn't exist +CF_CHECK_EXTERN_DATA($1,int) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check for existence of external data in the current set of libraries. If +dnl we can modify it, it's real enough. +dnl $1 = the name to check +dnl $2 = its type +AC_DEFUN([CF_CHECK_EXTERN_DATA], +[ +AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[ + AC_TRY_LINK([ +#undef $1 +extern $2 $1; +], + [$1 = 2], + [cf_cv_have_$1=yes], + [cf_cv_have_$1=no]) +]) + +if test "$cf_cv_have_$1" = yes ; then + CF_UPPER(cf_result,have_$1) + AC_DEFINE_UNQUOTED($cf_result) +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if the C++ compiler accepts duplicate parameter initialization. This +dnl is a late feature for the standard and is not in some recent compilers +dnl (1999/9/11). +AC_DEFUN([CF_CPP_PARAM_INIT], +[ +if test -n "$CXX"; then +AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[ + AC_LANG_SAVE + AC_LANG_CPLUSPLUS + AC_TRY_RUN([ +class TEST { +private: + int value; +public: + TEST(int x = 1); + ~TEST(); +}; + +TEST::TEST(int x = 1) // some compilers do not like second initializer +{ + value = x; +} +void main() { } +], + [cf_cv_cpp_param_init=yes], + [cf_cv_cpp_param_init=no], + [cf_cv_cpp_param_init=unknown]) + AC_LANG_RESTORE +]) +fi +test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if the g++ compiler supports vscan function (not a standard feature). +AC_DEFUN([CF_CPP_VSCAN_FUNC], +[ +if test -n "$CXX"; then + +AC_LANG_SAVE +AC_LANG_CPLUSPLUS +AC_CHECK_HEADERS(strstream.h) + +AC_CACHE_CHECK(if $CXX supports vscan function,cf_cv_cpp_vscan_func,[ + for cf_vscan_func in strstream strstream_cast stdio + do + case $cf_vscan_func in #(vi + stdio) cf_vscan_defs=USE_STDIO_VSCAN ;; #(vi + strstream) cf_vscan_defs=USE_STRSTREAM_VSCAN ;; + strstream_cast) cf_vscan_defs=USE_STRSTREAM_VSCAN_CAST ;; + esac + AC_TRY_LINK([ +#include <stdio.h> +#include <stdarg.h> +#define $cf_vscan_defs 1 +#if defined(USE_STDIO_VSCAN) +#elif defined(HAVE_STRSTREAM_H) && defined(USE_STRSTREAM_VSCAN) +#include <strstream.h> +#endif + +int scanw(const char* fmt, ...) +{ + int result = -1; + char buf[BUFSIZ]; + + va_list args; + va_start(args, fmt); +#if defined(USE_STDIO_VSCAN) + if (::vsscanf(buf, fmt, args) != -1) + result = 0; +#elif defined(USE_STRSTREAM_VSCAN) + strstreambuf ss(buf, sizeof(buf)); + if (ss.vscan(fmt, args) != -1) + result = 0; +#elif defined(USE_STRSTREAM_VSCAN_CAST) + strstreambuf ss(buf, sizeof(buf)); + if (ss.vscan(fmt, (_IO_va_list)args) != -1) + result = 0; +#else +#error case $cf_vscan_func failed +#endif + va_end(args); + return result; +} +],[int tmp, foo = scanw("%d", &tmp)], + [cf_cv_cpp_vscan_func=$cf_vscan_func; break], + [cf_cv_cpp_vscan_func=no]) + test "$cf_cv_cpp_vscan_func" != no && break + done +]) + +AC_LANG_RESTORE +fi + +case $cf_cv_cpp_vscan_func in #(vi +stdio) #(vi + AC_DEFINE(CPP_HAS_VSCAN_FUNC) + AC_DEFINE(USE_STDIO_VSCAN) + ;; +strstream) + AC_DEFINE(CPP_HAS_VSCAN_FUNC) + AC_DEFINE(USE_STRSTREAM_VSCAN) + ;; +strstream_cast) + AC_DEFINE(CPP_HAS_VSCAN_FUNC) + AC_DEFINE(USE_STRSTREAM_VSCAN_CAST) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl "dirname" is not portable, so we fake it with a shell script. +AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's:/[[^/]]*$::'`])dnl +dnl --------------------------------------------------------------------------- +AC_DEFUN([CF_DIRS_TO_MAKE], +[ +DIRS_TO_MAKE="lib" +for cf_item in $cf_list_models +do + CF_OBJ_SUBDIR($cf_item,cf_subdir) + for cf_item2 in $DIRS_TO_MAKE + do + test $cf_item2 = $cf_subdir && break + done + test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir" +done +for cf_dir in $DIRS_TO_MAKE +do + test ! -d $cf_dir && mkdir $cf_dir +done +AC_SUBST(DIRS_TO_MAKE) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if 'errno' is declared in <errno.h> +AC_DEFUN([CF_ERRNO], +[ +CF_CHECK_ERRNO(errno) +])dnl +dnl --------------------------------------------------------------------------- +dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between +dnl math.h and builtin.h, only for ncurses +AC_DEFUN([CF_ETIP_DEFINES], +[ +AC_MSG_CHECKING(for special defines needed for etip.h) +cf_save_CXXFLAGS="$CXXFLAGS" +cf_result="none" +for cf_math in "" MATH_H +do +for cf_excp in "" MATH_EXCEPTION +do + CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu" + test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}" + test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}" +AC_TRY_COMPILE([ +#include <etip.h.in> +],[],[ + test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math}) + test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp}) + cf_result="$cf_math $cf_excp" + break +],[]) +done +done +AC_MSG_RESULT($cf_result) +CXXFLAGS="$cf_save_CXXFLAGS" +]) +dnl --------------------------------------------------------------------------- +dnl Check for memmove, or a bcopy that can handle overlapping copy. If neither +dnl is found, add our own version of memmove to the list of objects. +AC_DEFUN([CF_FUNC_MEMMOVE], +[ +AC_CHECK_FUNC(memmove,,[ +AC_CHECK_FUNC(bcopy,[ + AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[ + AC_TRY_RUN([ +int main() { + static char data[] = "abcdefghijklmnopqrstuwwxyz"; + char temp[40]; + bcopy(data, temp, sizeof(data)); + bcopy(temp+10, temp, 15); + bcopy(temp+5, temp+15, 10); + exit (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz")); +} + ], + [cf_cv_good_bcopy=yes], + [cf_cv_good_bcopy=no], + [cf_cv_good_bcopy=unknown]) + ]) + ],[cf_cv_good_bcopy=no]) + if test "$cf_cv_good_bcopy" = yes ; then + AC_DEFINE(USE_OK_BCOPY) + else + AC_DEFINE(USE_MY_MEMMOVE) + fi +])])dnl +dnl --------------------------------------------------------------------------- +dnl See if the poll function really works. Some platforms have poll(), but +dnl it does not work for terminals or files. +AC_DEFUN([CF_FUNC_POLL],[ +AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[ +AC_TRY_RUN([ +#include <stdio.h> +#ifdef HAVE_POLL_H +#include <poll.h> +#else +#include <sys/poll.h> +#endif +int main() { + struct pollfd myfds; + int ret; + + myfds.fd = 0; + myfds.events = POLLIN; + + ret = poll(&myfds, 1, 100); + exit(ret != 0); +}], + [cf_cv_working_poll=yes], + [cf_cv_working_poll=no], + [cf_cv_working_poll=unknown])]) +test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL) +])dnl +dnl --------------------------------------------------------------------------- +dnl Some old/broken variations define tcgetattr() only as a macro in +dnl termio(s).h +AC_DEFUN([CF_FUNC_TERMIOS],[ +AC_REQUIRE([CF_STRUCT_TERMIOS]) +AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[ +AC_TRY_LINK([ +#include <sys/types.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#ifdef HAVE_TERMIOS_H +#include <termios.h> +#define TTY struct termios +#else +#ifdef HAVE_TERMIO_H +#include <termio.h> +#define TTY struct termio +#endif +#endif +],[ +TTY foo; +tcgetattr(1, &foo);], +[cf_cv_have_tcgetattr=yes], +[cf_cv_have_tcgetattr=no])]) +test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check for vsscanf() function, which is in c9x but generally not in earlier +dnl versions of C. It is in the GNU C library, and can often be simulated by +dnl other functions. +AC_DEFUN([CF_FUNC_VSSCANF], +[ +AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[ +AC_TRY_LINK([ +#include <stdarg.h> +#include <stdio.h>],[ + va_list ap; + vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[ +AC_TRY_LINK([ +#include <stdarg.h> +#include <stdio.h>],[ + FILE strbuf; + char *str = "from"; + + strbuf._flag = _IOREAD; + strbuf._ptr = strbuf._base = (unsigned char *) str; + strbuf._cnt = strlen(str); + strbuf._file = _NFILE; + return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[ +AC_TRY_LINK([ +#include <stdarg.h> +#include <stdio.h>],[ + FILE strbuf; + char *str = "from"; + + strbuf._flag = _IOREAD; + strbuf._ptr = strbuf._base = (unsigned char *) str; + strbuf._cnt = strlen(str); + strbuf._file = _NFILE; + return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[ +cf_cv_func_vsscanf=no])])])]) + +case $cf_cv_func_vsscanf in #(vi +vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi +vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi +_doscan) AC_DEFINE(HAVE__DOSCAN);; +esac + +])dnl +dnl --------------------------------------------------------------------------- +dnl Test for availability of useful gcc __attribute__ directives to quiet +dnl compiler warnings. Though useful, not all are supported -- and contrary +dnl to documentation, unrecognized directives cause older compilers to barf. +AC_DEFUN([CF_GCC_ATTRIBUTES], +[ +if test "$GCC" = yes +then +cat > conftest.i <<EOF +#ifndef GCC_PRINTF +#define GCC_PRINTF 0 +#endif +#ifndef GCC_SCANF +#define GCC_SCANF 0 +#endif +#ifndef GCC_NORETURN +#define GCC_NORETURN /* nothing */ +#endif +#ifndef GCC_UNUSED +#define GCC_UNUSED /* nothing */ +#endif +EOF +if test "$GCC" = yes +then + AC_CHECKING([for $CC __attribute__ directives]) +cat > conftest.$ac_ext <<EOF +#line __oline__ "configure" +#include "confdefs.h" +#include "conftest.h" +#include "conftest.i" +#if GCC_PRINTF +#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var))) +#else +#define GCC_PRINTFLIKE(fmt,var) /*nothing*/ +#endif +#if GCC_SCANF +#define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var))) +#else +#define GCC_SCANFLIKE(fmt,var) /*nothing*/ +#endif +extern void wow(char *,...) GCC_SCANFLIKE(1,2); +extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN; +extern void foo(void) GCC_NORETURN; +int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; } +EOF + for cf_attribute in scanf printf unused noreturn + do + CF_UPPER(CF_ATTRIBUTE,$cf_attribute) + cf_directive="__attribute__(($cf_attribute))" + echo "checking for $CC $cf_directive" 1>&AC_FD_CC + case $cf_attribute in + scanf|printf) + cat >conftest.h <<EOF +#define GCC_$CF_ATTRIBUTE 1 +EOF + ;; + *) + cat >conftest.h <<EOF +#define GCC_$CF_ATTRIBUTE $cf_directive +EOF + ;; + esac + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute) + cat conftest.h >>confdefs.h +# else +# sed -e 's/__attr.*/\/*nothing*\//' conftest.h >>confdefs.h + fi + done +else + fgrep define conftest.i >>confdefs.h +fi +rm -rf conftest* +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if the compiler supports useful warning options. There's a few that +dnl we don't use, simply because they're too noisy: +dnl +dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x) +dnl -Wredundant-decls (system headers make this too noisy) +dnl -Wtraditional (combines too many unrelated messages, only a few useful) +dnl -Wwrite-strings (too noisy, but should review occasionally) +dnl -pedantic +dnl +AC_DEFUN([CF_GCC_WARNINGS], +[ +if test "$GCC" = yes +then + cat > conftest.$ac_ext <<EOF +#line __oline__ "configure" +int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; } +EOF + AC_CHECKING([for $CC warning options]) + cf_save_CFLAGS="$CFLAGS" + EXTRA_CFLAGS="-W -Wall" + cf_warn_CONST="" + test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings" + for cf_opt in \ + Wbad-function-cast \ + Wcast-align \ + Wcast-qual \ + Winline \ + Wmissing-declarations \ + Wmissing-prototypes \ + Wnested-externs \ + Wpointer-arith \ + Wshadow \ + Wstrict-prototypes \ + Wundef $cf_warn_CONST + do + CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt) + EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt" + test "$cf_opt" = Wcast-qual && EXTRA_CFLAGS="$EXTRA_CFLAGS -DXTSTRINGDEFINES" + fi + done + rm -f conftest* + CFLAGS="$cf_save_CFLAGS" +fi +AC_SUBST(EXTRA_CFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl Verify that a test program compiles and runs with GNAT +dnl $cf_ada_make is set to the program that compiles/links +AC_DEFUN([CF_GNAT_TRY_RUN], +[ +rm -f conftest* +cat >>conftest.ads <<CF_EOF +$1 +CF_EOF +cat >>conftest.adb <<CF_EOF +$2 +CF_EOF +if ( $cf_ada_make conftest 1>&AC_FD_CC 2>&1 ) ; then + if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then +ifelse($3,, :,[ $3]) +ifelse($4,,,[ else + $4]) + fi +ifelse($4,,,[else + $4]) +fi +rm -f conftest* +])dnl +dnl --------------------------------------------------------------------------- +dnl Verify Version of GNAT. +AC_DEFUN([CF_GNAT_VERSION], +[ +cf_cv_gnat_version=`$cf_ada_make -v 2>&1 | grep '[[0-9]].[[0-9]][[0-9]]*' |\ + sed -e 's/[[^0-9 \.]]//g' | $AWK '{print $[1];}'` +case $cf_cv_gnat_version in + 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) + cf_cv_prog_gnat_correct=yes + ;; + *) echo Unsupported GNAT version $cf_cv_gnat_version. Required is 3.11 or better. Disabling Ada95 binding. + cf_cv_prog_gnat_correct=no + ;; +esac +case $cf_cv_gnat_version in + 3.1*|[[4-9]].*) + cf_compile_generics=generics + cf_generic_objects="\$(GENOBJS)" + ;; + *) cf_compile_generics= + cf_generic_objects= + ;; +esac +]) +dnl --------------------------------------------------------------------------- +dnl Check if we must define _GNU_SOURCE to get a reasonable value for +dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect +dnl (or misfeature) of glibc2, which breaks portability of many applications, +dnl since it is interwoven with GNU extensions. +dnl +dnl Well, yes we could work around it... +AC_DEFUN([CF_GNU_SOURCE], +[ +AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[ +AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifdef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_cv_gnu_source=yes]) + CPPFLAGS="$cf_save" + ]) +]) +test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" +])dnl +dnl --------------------------------------------------------------------------- +dnl If we're trying to use g++, test if libg++ is installed (a rather common +dnl problem :-). If we have the compiler but no library, we'll be able to +dnl configure, but won't be able to build the c++ demo program. +AC_DEFUN([CF_GPP_LIBRARY], +[ +cf_cxx_library=unknown +case $cf_cv_system_name in #(vi +os2*) #(vi + cf_gpp_libname=gpp + ;; +*) + cf_gpp_libname=g++ + ;; +esac +if test "$ac_cv_prog_gxx" = yes; then + AC_MSG_CHECKING([for lib$cf_gpp_libname]) + cf_save="$LIBS" + LIBS="$LIBS -l$cf_gpp_libname" + AC_TRY_LINK([ +#include <$cf_gpp_libname/builtin.h> + ], + [two_arg_error_handler_t foo2 = lib_error_handler], + [cf_cxx_library=yes + CXXLIBS="$CXXLIBS -l$cf_gpp_libname" + if test "$cf_gpp_libname" = cpp ; then + AC_DEFINE(HAVE_GPP_BUILTIN_H) + else + AC_DEFINE(HAVE_GXX_BUILTIN_H) + fi], + [AC_TRY_LINK([ +#include <builtin.h> + ], + [two_arg_error_handler_t foo2 = lib_error_handler], + [cf_cxx_library=yes + CXXLIBS="$CXXLIBS -l$cf_gpp_libname" + AC_DEFINE(HAVE_BUILTIN_H)], + [cf_cxx_library=no])]) + LIBS="$cf_save" + AC_MSG_RESULT($cf_cxx_library) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Insert text into the help-message, for readability, from AC_ARG_WITH. +AC_DEFUN([CF_HELP_MESSAGE], +[AC_DIVERT_HELP([$1])dnl +])dnl +dnl --------------------------------------------------------------------------- +dnl Construct the list of include-options according to whether we're building +dnl in the source directory or using '--srcdir=DIR' option. If we're building +dnl with gcc, don't append the includedir if it happens to be /usr/include, +dnl since that usually breaks gcc's shadow-includes. +AC_DEFUN([CF_INCLUDE_DIRS], +[ +CPPFLAGS="$CPPFLAGS -I. -I../include" +if test "$srcdir" != "."; then + CPPFLAGS="$CPPFLAGS -I\$(srcdir)/../include" +fi +if test "$GCC" != yes; then + CPPFLAGS="$CPPFLAGS -I\$(includedir)" +elif test "$includedir" != "/usr/include"; then + if test "$includedir" = '${prefix}/include' ; then + if test $prefix != /usr ; then + CPPFLAGS="$CPPFLAGS -I\$(includedir)" + fi + else + CPPFLAGS="$CPPFLAGS -I\$(includedir)" + fi +fi +AC_SUBST(CPPFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if we have either a function or macro for 'isascii()'. +AC_DEFUN([CF_ISASCII], +[ +AC_MSG_CHECKING(for isascii) +AC_CACHE_VAL(cf_cv_have_isascii,[ + AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')], + [cf_cv_have_isascii=yes], + [cf_cv_have_isascii=no]) +])dnl +AC_MSG_RESULT($cf_cv_have_isascii) +test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check for libutf8 +AC_DEFUN([CF_LIBUTF8], +[ +AC_CACHE_CHECK(for putwc in libutf8,cf_cv_libutf8,[ + cf_save_LIBS="$LIBS" + LIBS="-lutf8 $LIBS" +AC_TRY_LINK([ +#include <libutf8.h>],[putwc(0,0);], + [cf_cv_libutf8=yes], + [cf_cv_libutf8=no]) + LIBS="$cf_save_LIBS" +]) + +if test "$cf_cv_libutf8" = yes ; then + AC_DEFINE(HAVE_LIBUTF8_H) + LIBS="-lutf8 $LIBS" +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Compute the library-prefix for the given host system +dnl $1 = variable to set +AC_DEFUN([CF_LIB_PREFIX], +[ + case $cf_cv_system_name in + OS/2*) LIB_PREFIX='' ;; + os2*) LIB_PREFIX='' ;; + *) LIB_PREFIX='lib' ;; + esac +ifelse($1,,,[$1=$LIB_PREFIX]) + AC_SUBST(LIB_PREFIX) +])dnl +dnl --------------------------------------------------------------------------- +dnl Append definitions and rules for the given models to the subdirectory +dnl Makefiles, and the recursion rule for the top-level Makefile. If the +dnl subdirectory is a library-source directory, modify the LIBRARIES list in +dnl the corresponding makefile to list the models that we'll generate. +dnl +dnl For shared libraries, make a list of symbolic links to construct when +dnl generating each library. The convention used for Linux is the simplest +dnl one: +dnl lib<name>.so -> +dnl lib<name>.so.<major> -> +dnl lib<name>.so.<maj>.<minor> +AC_DEFUN([CF_LIB_RULES], +[ +CF_LIB_PREFIX(cf_prefix) +AC_REQUIRE([CF_SUBST_NCURSES_VERSION]) +for cf_dir in $SRC_SUBDIRS +do + if test -f $srcdir/$cf_dir/modules; then + + IMPORT_LIB= + SHARED_LIB= + LIBS_TO_MAKE= + for cf_item in $CF_LIST_MODELS + do + CF_LIB_SUFFIX($cf_item,cf_suffix) + if test $cf_item = shared ; then + if test "$cf_cv_do_symlinks" = yes ; then + case "$cf_cv_shlib_version" in #(vi + rel) #(vi + case "$cf_cv_system_name" in #(vi + darwin*) cf_suffix='.$(REL_VERSION)'"$cf_suffix" ;; #(vi + *) cf_suffix="$cf_suffix"'.$(REL_VERSION)' ;; + esac + ;; + abi) + case "$cf_cv_system_name" in #(vi + darwin*) cf_suffix='.$(ABI_VERSION)'"$cf_suffix" ;; #(vi + *) cf_suffix="$cf_suffix"'.$(ABI_VERSION)' ;; + esac + ;; + esac + fi + # cygwin needs import library, and has unique naming convention + if test $cf_cv_shlib_version = cygdll ; then + SHARED_LIB="../lib/${cf_prefix}${cf_dir}\$(ABI_VERSION).dll" + IMPORT_LIB="../lib/${cf_prefix}${cf_dir}.dll.a" + LIBS_TO_MAKE="$LIBS_TO_MAKE \$(SHARED_LIB) \$(IMPORT_LIB)" + continue + fi + fi + LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}" + done + + if test $cf_dir = ncurses ; then + cf_subsets="$LIB_SUBSETS" + case "$LIB_SUBSETS" in #(vi + termlib+*) #(vi + ;; + *) #(vi + cf_item=`echo $LIBS_TO_MAKE |sed -e s/$LIB_NAME/$TINFO_NAME/g` + LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE" + ;; + esac + else + cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib //'` + fi + + sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \ + -e "s%@IMPORT_LIB@%$IMPORT_LIB%" \ + -e "s%@SHARED_LIB@%$SHARED_LIB%" \ + $cf_dir/Makefile >$cf_dir/Makefile.out + mv $cf_dir/Makefile.out $cf_dir/Makefile + + $AWK -f $srcdir/mk-0th.awk \ + libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" \ + $srcdir/$cf_dir/modules >>$cf_dir/Makefile + + for cf_subset in $cf_subsets + do + cf_subdirs= + for cf_item in $CF_LIST_MODELS + do + echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})" + CF_UPPER(CF_ITEM,$cf_item) + CF_LIB_SUFFIX($cf_item,cf_suffix) + CF_OBJ_SUBDIR($cf_item,cf_subdir) + + # These dependencies really are for development, not + # builds, but they are useful in porting, too. + cf_depend="../include/ncurses_cfg.h" + if test "$srcdir" = "."; then + cf_reldir="." + else + cf_reldir="\$(srcdir)" + fi + + if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then + cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h" + elif test -f $srcdir/$cf_dir/curses.priv.h; then + cf_depend="$cf_depend $cf_reldir/curses.priv.h" + fi + + $AWK -f $srcdir/mk-1st.awk \ + name=$cf_dir \ + traces=$LIB_TRACING \ + MODEL=$CF_ITEM \ + model=$cf_subdir \ + prefix=$cf_prefix \ + suffix=$cf_suffix \ + subset=$cf_subset \ + ShlibVer=$cf_cv_shlib_version \ + ShlibVerInfix=$cf_cv_shlib_version_infix \ + DoLinks=$cf_cv_do_symlinks \ + rmSoLocs=$cf_cv_rm_so_locs \ + ldconfig="$LDCONFIG" \ + overwrite=$WITH_OVERWRITE \ + depend="$cf_depend" \ + target="$target" \ + $srcdir/$cf_dir/modules >>$cf_dir/Makefile + for cf_subdir2 in $cf_subdirs lib + do + test $cf_subdir = $cf_subdir2 && break + done + test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \ + $AWK -f $srcdir/mk-2nd.awk \ + name=$cf_dir \ + traces=$LIB_TRACING \ + MODEL=$CF_ITEM \ + model=$cf_subdir \ + subset=$cf_subset \ + srcdir=$srcdir \ + echo=$WITH_ECHO \ + $srcdir/$cf_dir/modules >>$cf_dir/Makefile + cf_subdirs="$cf_subdirs $cf_subdir" + done + done + fi + + echo ' cd '$cf_dir' && $(MAKE) $(CF_MFLAGS) [$]@' >>Makefile +done + +for cf_dir in $SRC_SUBDIRS +do + if test -f $cf_dir/Makefile ; then + case "$cf_dir" in + Ada95) #(vi + echo 'libs \' >> Makefile + echo 'install.libs \' >> Makefile + echo 'uninstall.libs ::' >> Makefile + echo ' cd '$cf_dir' && $(MAKE) $(CF_MFLAGS) [$]@' >> Makefile + ;; + esac + fi + + if test -f $srcdir/$cf_dir/modules; then + echo >> Makefile + if test -f $srcdir/$cf_dir/headers; then +cat >> Makefile <<CF_EOF +install.includes \\ +uninstall.includes \\ +CF_EOF + fi +if test "$cf_dir" != "c++" ; then +echo 'lint \' >> Makefile +fi +cat >> Makefile <<CF_EOF +libs \\ +lintlib \\ +install.libs \\ +uninstall.libs \\ +install.$cf_dir \\ +uninstall.$cf_dir :: + cd $cf_dir && \$(MAKE) \$(CF_MFLAGS) \[$]@ +CF_EOF + elif test -f $srcdir/$cf_dir/headers; then +cat >> Makefile <<CF_EOF + +libs \\ +install.libs \\ +uninstall.libs \\ +install.includes \\ +uninstall.includes :: + cd $cf_dir && \$(MAKE) \$(CF_MFLAGS) \[$]@ +CF_EOF +fi +done + +cat >> Makefile <<CF_EOF + +install.data \\ +uninstall.data :: +$MAKE_TERMINFO cd misc && \$(MAKE) \$(CF_MFLAGS) \[$]@ + +install.man \\ +uninstall.man :: + cd man && \$(MAKE) \$(CF_MFLAGS) \[$]@ + +distclean :: + rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h + rm -f headers.sh headers.sed + rm -rf \$(DIRS_TO_MAKE) +CF_EOF + +# Special case: tack's manpage lives in its own directory. +if test -d tack ; then +if test -f $srcdir/$tack.h; then +cat >> Makefile <<CF_EOF + +install.man \\ +uninstall.man :: + cd tack && \$(MAKE) \$(CF_MFLAGS) \[$]@ +CF_EOF +fi +fi + +dnl If we're installing into a subdirectory of /usr/include, etc., we should +dnl prepend the subdirectory's name to the "#include" paths. It won't hurt +dnl anything, and will make it more standardized. It's awkward to decide this +dnl at configuration because of quoting, so we'll simply make all headers +dnl installed via a script that can do the right thing. + +rm -f headers.sed headers.sh + +dnl ( generating this script makes the makefiles a little tidier :-) +echo creating headers.sh +cat >headers.sh <<CF_EOF +#! /bin/sh +# This shell script is generated by the 'configure' script. It is invoked in a +# subdirectory of the build tree. It generates a sed-script in the parent +# directory that is used to adjust includes for header files that reside in a +# subdirectory of /usr/include, etc. +PRG="" +while test \[$]# != 3 +do +PRG="\$PRG \[$]1"; shift +done +DST=\[$]1 +REF=\[$]2 +SRC=\[$]3 +TMPSRC=\${TMPDIR-/tmp}/\`basename \$SRC\`\$\$ +TMPSED=\${TMPDIR-/tmp}/headers.sed\$\$ +echo installing \$SRC in \$DST +CF_EOF +if test $WITH_CURSES_H = yes; then + cat >>headers.sh <<CF_EOF +case \$DST in +/*/include/*) + END=\`basename \$DST\` + for i in \`cat \$REF/../*/headers |fgrep -v "#"\` + do + NAME=\`basename \$i\` + echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED + done + ;; +*) + echo "" >> \$TMPSED + ;; +esac +CF_EOF +else + cat >>headers.sh <<CF_EOF +case \$DST in +/*/include/*) + END=\`basename \$DST\` + for i in \`cat \$REF/../*/headers |fgrep -v "#"\` + do + NAME=\`basename \$i\` + if test "\$NAME" = "curses.h" + then + echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED + NAME=ncurses.h + fi + echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED + done + ;; +*) + echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED + ;; +esac +CF_EOF +fi +cat >>headers.sh <<CF_EOF +rm -f \$TMPSRC +sed -f \$TMPSED \$SRC > \$TMPSRC +NAME=\`basename \$SRC\` +CF_EOF +if test $WITH_CURSES_H != yes; then + cat >>headers.sh <<CF_EOF +test "\$NAME" = "curses.h" && NAME=ncurses.h +CF_EOF +fi +cat >>headers.sh <<CF_EOF +# Just in case someone gzip'd manpages, remove the conflicting copy. +test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz + +eval \$PRG \$TMPSRC \$DST/\$NAME +rm -f \$TMPSRC \$TMPSED +CF_EOF + +chmod 0755 headers.sh + +for cf_dir in $SRC_SUBDIRS +do + if test -f $srcdir/$cf_dir/headers; then + cat >>$cf_dir/Makefile <<CF_EOF +\$(DESTDIR)\$(includedir) : + sh \$(srcdir)/../mkinstalldirs \[$]@ + +install \\ +install.libs \\ +install.includes :: \$(AUTO_SRC) \$(DESTDIR)\$(includedir) \\ +CF_EOF + j="" + for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"` + do + test -n "$j" && echo " $j \\" >>$cf_dir/Makefile + j=$i + done + echo " $j" >>$cf_dir/Makefile + for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"` + do + echo " @ (cd \$(DESTDIR)\$(includedir) && rm -f `basename $i`) ; ../headers.sh \$(INSTALL_DATA) \$(DESTDIR)\$(includedir) \$(srcdir) $i" >>$cf_dir/Makefile + test $i = curses.h && test $WITH_CURSES_H = yes && echo " @ (cd \$(DESTDIR)\$(includedir) && rm -f ncurses.h && \$(LN_S) curses.h ncurses.h)" >>$cf_dir/Makefile + done + + cat >>$cf_dir/Makefile <<CF_EOF + +uninstall \\ +uninstall.libs \\ +uninstall.includes :: +CF_EOF + for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"` + do + i=`basename $i` + echo " -@ (cd \$(DESTDIR)\$(includedir) && rm -f $i)" >>$cf_dir/Makefile + test $i = curses.h && echo " -@ (cd \$(DESTDIR)\$(includedir) && rm -f ncurses.h)" >>$cf_dir/Makefile + done + fi + + if test -f $srcdir/$cf_dir/modules; then + if test "$cf_dir" != "c++" ; then + cat >>$cf_dir/Makefile <<"CF_EOF" +depend : $(AUTO_SRC) + makedepend -- $(CPPFLAGS) -- $(C_SRC) + +# DO NOT DELETE THIS LINE -- make depend depends on it. +CF_EOF + fi + fi +done + +])dnl +dnl --------------------------------------------------------------------------- +dnl Compute the library file-suffix from the given model name +dnl $1 = model name +dnl $2 = variable to set +dnl The variable $LIB_SUFFIX, if set, prepends the variable to set. +AC_DEFUN([CF_LIB_SUFFIX], +[ + AC_REQUIRE([CF_SUBST_NCURSES_VERSION]) + case $1 in + libtool) $2='.la' ;; + normal) $2='.a' ;; + debug) $2='_g.a' ;; + profile) $2='_p.a' ;; + shared) + case $cf_cv_system_name in + cygwin*) $2='.dll' ;; + darwin*) $2='.dylib' ;; + hpux*) $2='.sl' ;; + *) $2='.so' ;; + esac + esac + test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}" +])dnl +dnl --------------------------------------------------------------------------- +dnl Compute the string to append to -library from the given model name +dnl $1 = model name +dnl $2 = variable to set +dnl The variable $LIB_SUFFIX, if set, prepends the variable to set. +AC_DEFUN([CF_LIB_TYPE], +[ + case $1 in + libtool) $2='' ;; + normal) $2='' ;; + debug) $2='_g' ;; + profile) $2='_p' ;; + shared) $2='' ;; + esac + test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}" +])dnl +dnl --------------------------------------------------------------------------- +dnl Some systems have a non-ANSI linker that doesn't pull in modules that have +dnl only data (i.e., no functions), for example NeXT. On those systems we'll +dnl have to provide wrappers for global tables to ensure they're linked +dnl properly. +AC_DEFUN([CF_LINK_DATAONLY], +[ +AC_MSG_CHECKING([if data-only library module links]) +AC_CACHE_VAL(cf_cv_link_dataonly,[ + rm -f conftest.a + cat >conftest.$ac_ext <<EOF +#line __oline__ "configure" +int testdata[[3]] = { 123, 456, 789 }; +EOF + if AC_TRY_EVAL(ac_compile) ; then + mv conftest.o data.o && \ + ( $AR $AR_OPTS conftest.a data.o ) 2>&5 1>/dev/null + fi + rm -f conftest.$ac_ext data.o + cat >conftest.$ac_ext <<EOF +#line __oline__ "configure" +int testfunc() +{ +#if defined(NeXT) + exit(1); /* I'm told this linker is broken */ +#else + extern int testdata[[3]]; + return testdata[[0]] == 123 + && testdata[[1]] == 456 + && testdata[[2]] == 789; +#endif +} +EOF + if AC_TRY_EVAL(ac_compile); then + mv conftest.o func.o && \ + ( $AR $AR_OPTS conftest.a func.o ) 2>&5 1>/dev/null + fi + rm -f conftest.$ac_ext func.o + ( eval $ac_cv_prog_RANLIB conftest.a ) 2>&5 >/dev/null + cf_saveLIBS="$LIBS" + LIBS="conftest.a $LIBS" + AC_TRY_RUN([ + int main() + { + extern int testfunc(); + exit (!testfunc()); + } + ], + [cf_cv_link_dataonly=yes], + [cf_cv_link_dataonly=no], + [cf_cv_link_dataonly=unknown]) + LIBS="$cf_saveLIBS" + ]) +AC_MSG_RESULT($cf_cv_link_dataonly) + +if test "$cf_cv_link_dataonly" = no ; then + AC_DEFINE(BROKEN_LINKER) + BROKEN_LINKER=1 +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl Most Unix systems have both link and symlink, a few don't have symlink. +dnl A few non-Unix systems implement symlink, but not link. +dnl A few non-systems implement neither (or have nonfunctional versions). +AC_DEFUN([CF_LINK_FUNCS], +[ +AC_CHECK_FUNCS( \ + remove \ + unlink ) + +if test "$ac_cv_prog_cc_cross" = yes ; then + AC_CHECK_FUNCS( \ + link \ + symlink ) +else + AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[ + cf_cv_link_funcs= + for cf_func in link symlink ; do + AC_TRY_RUN([ +#include <sys/types.h> +#include <sys/stat.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +int main() +{ + int fail = 0; + char *src = "config.log"; + char *dst = "conftest.chk"; + struct stat src_sb; + struct stat dst_sb; + + stat(src, &src_sb); + fail = ($cf_func("config.log", "conftest.chk") < 0) + || (stat(dst, &dst_sb) < 0) + || (dst_sb.st_mtime != src_sb.st_mtime); +#ifdef HAVE_UNLINK + unlink(dst); +#else + remove(dst); +#endif + exit (fail); +} + ],[ + cf_cv_link_funcs="$cf_cv_link_funcs $cf_func" + eval 'ac_cv_func_'$cf_func'=yes'],[ + eval 'ac_cv_func_'$cf_func'=no'],[ + eval 'ac_cv_func_'$cf_func'=error']) + done + test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no + ]) + test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK) + test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Some 'make' programs support $(MAKEFLAGS), some $(MFLAGS), to pass 'make' +dnl options to lower-levels. It's very useful for "make -n" -- if we have it. +dnl (GNU 'make' does both, something POSIX 'make', which happens to make the +dnl $(MAKEFLAGS) variable incompatible because it adds the assignments :-) +AC_DEFUN([CF_MAKEFLAGS], +[ +AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[ + cf_cv_makeflags='' + for cf_option in '-$(MAKEFLAGS)' '$(MFLAGS)' + do + cat >cf_makeflags.tmp <<CF_EOF +SHELL = /bin/sh +all : + @ echo '.$cf_option' +CF_EOF + cf_result=`${MAKE-make} -k -f cf_makeflags.tmp 2>/dev/null` + case "$cf_result" in + .*k) + cf_result=`${MAKE-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null` + case "$cf_result" in + .*CC=*) cf_cv_makeflags= + ;; + *) cf_cv_makeflags=$cf_option + ;; + esac + break + ;; + *) echo no match "$cf_result" + ;; + esac + done + rm -f cf_makeflags.tmp +]) + +AC_SUBST(cf_cv_makeflags) +])dnl +dnl --------------------------------------------------------------------------- +dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have +dnl a monocase filesystem. +AC_DEFUN([CF_MAKE_TAGS],[ +AC_REQUIRE([CF_MIXEDCASE_FILENAMES]) +AC_CHECK_PROG(MAKE_LOWER_TAGS, ctags, yes, no) + +if test "$cf_cv_mixedcase" = yes ; then + AC_CHECK_PROG(MAKE_UPPER_TAGS, etags, yes, no) +else + MAKE_UPPER_TAGS=no +fi + +if test "$MAKE_UPPER_TAGS" = yes ; then + MAKE_UPPER_TAGS= +else + MAKE_UPPER_TAGS="#" +fi +AC_SUBST(MAKE_UPPER_TAGS) + +if test "$MAKE_LOWER_TAGS" = yes ; then + MAKE_LOWER_TAGS= +else + MAKE_LOWER_TAGS="#" +fi +AC_SUBST(MAKE_LOWER_TAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl Option to allow user to override automatic configuration of manpage format. +dnl There are several special cases. +AC_DEFUN([CF_MANPAGE_FORMAT], +[ +AC_REQUIRE([CF_PATHSEP]) +AC_MSG_CHECKING(format of man-pages) + +AC_ARG_WITH(manpage-format, + [ --with-manpage-format specify manpage-format: gzip/compress/BSDI/normal and + optionally formatted, e.g., gzip,formatted], + [MANPAGE_FORMAT=$withval], + [MANPAGE_FORMAT=unknown]) + +case ".$MANPAGE_FORMAT" in +.gzip|.compress|.BSDI|.normal|.formatted) # (vi + ;; +.unknown|.) # (vi + if test -z "$MANPATH" ; then + MANPATH="/usr/man:/usr/share/man" + fi + # look for the 'date' man-page (it's most likely to be installed!) + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATHSEP}" + MANPAGE_FORMAT=unknown + for cf_dir in $MANPATH; do + test -z "$cf_dir" && cf_dir=/usr/man + for cf_name in $cf_dir/*/date.[[01]]* $cf_dir/*/date + do + cf_test=`echo $cf_name | sed -e 's/*//'` + if test "x$cf_test" = "x$cf_name" ; then + case "$cf_name" in + *.gz) MANPAGE_FORMAT=gzip;; + *.Z) MANPAGE_FORMAT=compress;; + *.0) MANPAGE_FORMAT=BSDI,formatted;; + *) MANPAGE_FORMAT=normal;; + esac + break + fi + done + if test "$MANPAGE_FORMAT" != "unknown" ; then + break + fi + done + IFS="$ac_save_ifs" + ;; +.*) # (vi + AC_MSG_WARN(Unexpected manpage-format) + ;; +esac + +AC_MSG_RESULT($MANPAGE_FORMAT) +])dnl +dnl --------------------------------------------------------------------------- +dnl The Debian people have their own naming convention for manpages. This +dnl option lets us override the name of the file containing renaming, or +dnl disable it altogether. +AC_DEFUN([CF_MANPAGE_RENAMES], +[ +AC_MSG_CHECKING(for manpage renaming) + +AC_ARG_WITH(manpage-renames, + [ --with-manpage-renames specify manpage-renaming], + [MANPAGE_RENAMES=$withval], + [MANPAGE_RENAMES=yes]) + +case ".$MANPAGE_RENAMES" in #(vi +.no) #(vi + ;; +.|.yes) + # Debian 'man' program? + if test -f /etc/debian_version ; then + MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames + else + MANPAGE_RENAMES=no + fi + ;; +esac + +if test "$MANPAGE_RENAMES" != no ; then + if test -f $srcdir/man/$MANPAGE_RENAMES ; then + MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES + elif test ! -f $MANPAGE_RENAMES ; then + AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES) + fi + + test ! -d man && mkdir man + + # Construct a sed-script to perform renaming within man-pages + if test -n "$MANPAGE_RENAMES" ; then + test ! -d man && mkdir man + sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >man/edit_man.sed + fi +fi + +AC_MSG_RESULT($MANPAGE_RENAMES) +AC_SUBST(MANPAGE_RENAMES) +])dnl +dnl --------------------------------------------------------------------------- +dnl Some people expect each tool to make all aliases for manpages in the +dnl man-directory. This accommodates the older, less-capable implementations +dnl of 'man', and is optional. +AC_DEFUN([CF_MANPAGE_SYMLINKS], +[ +AC_MSG_CHECKING(for manpage symlinks) + +AC_ARG_WITH(manpage-symlinks, + [ --with-manpage-symlinks specify manpage-symlinks], + [MANPAGE_SYMLINKS=$withval], + [MANPAGE_SYMLINKS=yes]) + +AC_MSG_RESULT($MANPAGE_SYMLINKS) +])dnl +dnl --------------------------------------------------------------------------- +dnl This option causes manpages to be run through tbl(1) to generate tables +dnl correctly. +AC_DEFUN([CF_MANPAGE_TBL], +[ +AC_MSG_CHECKING(for manpage tbl) + +AC_ARG_WITH(manpage-tbl, + [ --with-manpage-tbl specify manpage processing with tbl], + [MANPAGE_TBL=$withval], + [MANPAGE_TBL=no]) + +AC_MSG_RESULT($MANPAGE_TBL) +])dnl +dnl --------------------------------------------------------------------------- +dnl Try to determine if the man-pages on the system are compressed, and if +dnl so, what format is used. Use this information to construct a script that +dnl will install man-pages. +AC_DEFUN([CF_MAN_PAGES], +[ +CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:) +CF_MANPAGE_FORMAT +CF_MANPAGE_RENAMES +CF_MANPAGE_SYMLINKS +CF_MANPAGE_TBL + + if test "$prefix" = "NONE" ; then + cf_prefix="$ac_default_prefix" + else + cf_prefix="$prefix" + fi + + case "$MANPAGE_FORMAT" in # (vi + *formatted*) # (vi + cf_subdir='$mandir/cat' + cf_format=yes + ;; + *) + cf_subdir='$mandir/man' + cf_format=no + ;; + esac + +test ! -d man && mkdir man +cat >man/edit_man.sh <<CF_EOF +#! /bin/sh +# this script is generated by the configure-script +prefix="$cf_prefix" +datadir="$datadir" +NCURSES_OSPEED="$NCURSES_OSPEED" +TERMINFO="$TERMINFO" +MKDIRS="sh `cd $srcdir && pwd`/mkinstalldirs" +INSTALL="$INSTALL" +INSTALL_DATA="$INSTALL_DATA" +transform="$program_transform_name" + +TMP=\${TMPDIR-/tmp}/man\$\$ +trap "rm -f \$TMP" 0 1 2 5 15 + +verb=\[$]1 +shift + +mandir=\[$]1 +shift + +srcdir=\[$]1 +shift + +for i in \[$]* ; do +case \$i in #(vi +*.orig|*.rej) ;; #(vi +*.[[0-9]]*) + section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`; + if test \$verb = installing ; then + if test ! -d $cf_subdir\${section} ; then + \$MKDIRS $cf_subdir\$section + fi + fi + aliases= + source=\`basename \$i\` + inalias=\$source + test ! -f \$inalias && inalias="\$srcdir/\$inalias" + if test ! -f \$inalias ; then + echo .. skipped \$source + continue + fi +CF_EOF +if test "$MANPAGE_SYMLINKS" = yes ; then +cat >>man/edit_man.sh <<CF_EOF + aliases=\`sed -f \$srcdir/manlinks.sed \$inalias | sort -u\` +CF_EOF +fi + +if test "$MANPAGE_RENAMES" = no ; then +cat >>man/edit_man.sh <<CF_EOF + # perform program transformations for section 1 man pages + if test \$section = 1 ; then + target=$cf_subdir\${section}/\`echo \$source|sed "\${transform}"\` + else + target=$cf_subdir\${section}/\$source + fi +CF_EOF +else +cat >>man/edit_man.sh <<CF_EOF + target=\`grep "^\$source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\` + if test -z "\$target" ; then + echo '? missing rename for '\$source + target="\$source" + fi + target="$cf_subdir\${section}/\${target}" +CF_EOF +fi + + # replace variables in man page + ifelse($1,,,[ + for cf_name in $1 + do +cat >>man/edit_man.sh <<CF_EOF + prog_$cf_name=\`echo $cf_name|sed "\${transform}"\` +CF_EOF + done + ]) +cat >>man/edit_man.sh <<CF_EOF + sed -e "s,@DATADIR@,\$datadir," \\ + -e "s,@TERMINFO@,\$TERMINFO," \\ + -e "s,@NCURSES_OSPEED@,\$NCURSES_OSPEED," \\ +CF_EOF + ifelse($1,,,[ + for cf_name in $1 + do + cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%` +cat >>man/edit_man.sh <<CF_EOF + -e "s,@$cf_NAME@,\$prog_$cf_name," \\ +CF_EOF + done + ]) +if test -f $MANPAGE_RENAMES ; then +cat >>man/edit_man.sh <<CF_EOF + < \$i | sed -f edit_man.sed >\$TMP +CF_EOF +else +cat >>man/edit_man.sh <<CF_EOF + < \$i >\$TMP +CF_EOF +fi +if test $MANPAGE_TBL = yes ; then +cat >>man/edit_man.sh <<CF_EOF + tbl \$TMP >\$TMP.out + mv \$TMP.out \$TMP +CF_EOF +fi +if test $with_curses_h != yes ; then +cat >>man/edit_man.sh <<CF_EOF + sed -e "/\#[ ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out + mv \$TMP.out \$TMP +CF_EOF +fi +if test $cf_format = yes ; then +cat >>man/edit_man.sh <<CF_EOF + nroff -man \$TMP >\$TMP.out + mv \$TMP.out \$TMP +CF_EOF +fi +case "$MANPAGE_FORMAT" in #(vi +*compress*) #(vi +cat >>man/edit_man.sh <<CF_EOF + if test \$verb = installing ; then + if ( compress -f \$TMP ) + then + mv \$TMP.Z \$TMP + fi + fi + target="\$target.Z" +CF_EOF + ;; +*gzip*) #(vi +cat >>man/edit_man.sh <<CF_EOF + if test \$verb = installing ; then + if ( gzip -f \$TMP ) + then + mv \$TMP.gz \$TMP + fi + fi + target="\$target.gz" +CF_EOF + ;; +*BSDI*) +cat >>man/edit_man.sh <<CF_EOF + # BSDI installs only .0 suffixes in the cat directories + target="\`echo \$target|sed -e 's/\.[[1-9]]\+.\?/.0/'\`" +CF_EOF + ;; +esac +cat >>man/edit_man.sh <<CF_EOF + suffix=\`basename \$target | sed -e 's/^[[^.]]*//'\` + if test \$verb = installing ; then + echo \$verb \$target + \$INSTALL_DATA \$TMP \$target + test -n "\$aliases" && ( + cd $cf_subdir\${section} && ( + target=\`basename \$target\` + for cf_alias in \$aliases + do + if test \$section = 1 ; then + cf_alias=\`echo \$cf_alias|sed "\${transform}"\` + fi + + if test -f \$cf_alias\${suffix} ; then + if ( cmp -s \$target \$cf_alias\${suffix} ) + then + : + else + echo .. \$verb alias \$cf_alias\${suffix} + rm -f \$cf_alias\${suffix} + $LN_S \$target \$cf_alias\${suffix} + fi + else + echo .. \$verb alias \$cf_alias\${suffix} + rm -f \$cf_alias\${suffix} + $LN_S \$target \$cf_alias\${suffix} + fi + done + ) + ) + elif test \$verb = removing ; then + echo \$verb \$target + rm -f \$target + test -n "\$aliases" && ( + cd $cf_subdir\${section} && ( + for cf_alias in \$aliases + do + if test \$section = 1 ; then + cf_alias=\`echo \$cf_alias|sed "\${transform}"\` + fi + + echo .. \$verb alias \$cf_alias\${suffix} + rm -f \$cf_alias\${suffix} + done + ) + ) + else +# echo ".hy 0" + cat \$TMP + fi + ;; +esac +done +exit 0 +CF_EOF +chmod 755 man/edit_man.sh + +])dnl +dnl --------------------------------------------------------------------------- +dnl Checks for libraries. At least one UNIX system, Apple Macintosh +dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler +dnl AC_CHECK_LIB(m,sin), because that fails for C++. +AC_DEFUN([CF_MATH_LIB], +[ +AC_CACHE_CHECK(if -lm needed for math functions, + cf_cv_need_libm,[ + AC_TRY_LINK([ + #include <stdio.h> + #include <math.h> + ], + [double x = rand(); printf("result = %g\n", ]ifelse($2,,sin(x),$2)[)], + [cf_cv_need_libm=no], + [cf_cv_need_libm=yes])]) +if test "$cf_cv_need_libm" = yes +then +ifelse($1,,[ + LIBS="$LIBS -lm" +],[$1=-lm]) +fi +]) +dnl --------------------------------------------------------------------------- +dnl Check if mbstate_t is declared, and if so, which header file. +AC_DEFUN([CF_MBSTATE_T], +[ +# This is needed on Tru64 5.0 to declare mbstate_t +AC_CACHE_CHECK(if we must include wchar.h to declare mbstate_t,cf_cv_mbstate_t,[ +AC_TRY_COMPILE([ +#include <stdlib.h> +#ifdef HAVE_LIBUTF8_H +#include <libutf8.h> +#endif], + [mbstate_t state], + [cf_cv_mbstate_t=no], + [AC_TRY_COMPILE([ +#include <stdlib.h> +#include <wchar.h> +#ifdef HAVE_LIBUTF8_H +#include <libutf8.h> +#endif], + [mbstate_t value], + [cf_cv_mbstate_t=yes], + [cf_cv_mbstate_t=unknown])])]) + +if test "$cf_cv_mbstate_t" = yes ; then + AC_DEFINE(NEED_WCHAR_H) +fi + +if test "$cf_cv_mbstate_t" != unknown ; then + AC_DEFINE(HAVE_MBSTATE_T) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if the file-system supports mixed-case filenames. If we're able to +dnl create a lowercase name and see it as uppercase, it doesn't support that. +AC_DEFUN([CF_MIXEDCASE_FILENAMES], +[ +AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[ + rm -f conftest CONFTEST + echo test >conftest + if test -f CONFTEST ; then + cf_cv_mixedcase=no + else + cf_cv_mixedcase=yes + fi + rm -f conftest CONFTEST +]) +test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check for a working mkstemp. This creates two files, checks that they are +dnl successfully created and distinct (AmigaOS apparently fails on the last). +AC_DEFUN([CF_MKSTEMP],[ +AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[ +rm -f conftest* +AC_TRY_RUN([ +#include <sys/types.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <sys/stat.h> +int main() +{ + char *tmpl = "conftestXXXXXX"; + char name[2][80]; + int n; + int result = 0; + int fd; + struct stat sb; + + umask(077); + for (n = 0; n < 2; ++n) { + strcpy(name[n], tmpl); + if ((fd = mkstemp(name[n])) >= 0) { + if (!strcmp(name[n], tmpl) + || stat(name[n], &sb) != 0 + || (sb.st_mode & S_IFMT) != S_IFREG + || (sb.st_mode & 077) != 0) { + result = 1; + } + close(fd); + } + } + if (result == 0 + && !strcmp(name[0], name[1])) + result = 1; + exit(result); +} +],[cf_cv_func_mkstemp=yes +],[cf_cv_func_mkstemp=no +],[AC_CHECK_FUNC(mkstemp) +]) +]) +if test "$cf_cv_func_mkstemp" = yes ; then + AC_DEFINE(HAVE_MKSTEMP) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Compute the object-directory name from the given model name +AC_DEFUN([CF_OBJ_SUBDIR], +[ + case $1 in + libtool) $2='obj_lo' ;; + normal) $2='objects' ;; + debug) $2='obj_g' ;; + profile) $2='obj_p' ;; + shared) + case $cf_cv_system_name in #(vi + cygwin) #(vi + $2='objects' ;; + *) + $2='obj_s' ;; + esac + esac +])dnl +dnl --------------------------------------------------------------------------- +dnl Provide a value for the $PATH and similar separator +AC_DEFUN([CF_PATHSEP], +[ + case $cf_cv_system_name in + os2*) PATHSEP=';' ;; + *) PATHSEP=':' ;; + esac +ifelse($1,,,[$1=$PATHSEP]) + AC_SUBST(PATHSEP) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check the argument to see that it looks like a pathname. Rewrite it if it +dnl begins with one of the prefix/exec_prefix variables, and then again if the +dnl result begins with 'NONE'. This is necessary to work around autoconf's +dnl delayed evaluation of those symbols. +AC_DEFUN([CF_PATH_SYNTAX],[ +case ".[$]$1" in #(vi +.\[$]\(*\)*|.\'*\'*) #(vi + ;; +..|./*|.\\*) #(vi + ;; +.[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX + ;; +.\[$]{*prefix}*) #(vi + eval $1="[$]$1" + case ".[$]$1" in #(vi + .NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$ac_default_prefix%` + ;; + esac + ;; #(vi +.NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$ac_default_prefix%` + ;; +*) + ifelse($2,,[AC_ERROR([expected a pathname, not \"[$]$1\"])],$2) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX. +AC_DEFUN([CF_PROG_EXT], +[ +AC_REQUIRE([CF_CHECK_CACHE]) +PROG_EXT= +case $cf_cv_system_name in +os2*) + # We make sure -Zexe is not used -- it would interfere with @PROG_EXT@ + CFLAGS="$CFLAGS -Zmt" + CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__" + CXXFLAGS="$CXXFLAGS -Zmt" + LDFLAGS=`echo "$LDFLAGS -Zmt -Zcrtdll" | sed "s/-Zexe//g"` + PROG_EXT=".exe" + ;; +cygwin*) + PROG_EXT=".exe" + ;; +esac +AC_SUBST(PROG_EXT) +test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT") +])dnl +dnl --------------------------------------------------------------------------- +dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the +dnl misc/tabset install won't work properly. Usually this happens only when +dnl using the fallback mkinstalldirs script +AC_DEFUN([CF_PROG_INSTALL], +[AC_PROG_INSTALL +case $INSTALL in +/*) + ;; +*) + CF_DIRNAME(cf_dir,$INSTALL) + test -z "$cf_dir" && cf_dir=. + INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's:^.*/::'` + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl Attempt to determine if we've got one of the flavors of regular-expression +dnl code that we can support. +AC_DEFUN([CF_REGEX], +[ +AC_MSG_CHECKING([for regular-expression headers]) +AC_CACHE_VAL(cf_cv_regex,[ +AC_TRY_LINK([#include <sys/types.h> +#include <regex.h>],[ + regex_t *p; + int x = regcomp(p, "", 0); + int y = regexec(p, "", 0, 0, 0); + regfree(p); + ],[cf_cv_regex="regex.h"],[ + AC_TRY_LINK([#include <regexp.h>],[ + char *p = compile("", "", "", 0); + int x = step("", ""); + ],[cf_cv_regex="regexp.h"],[ + cf_save_LIBS="$LIBS" + LIBS="-lgen $LIBS" + AC_TRY_LINK([#include <regexpr.h>],[ + char *p = compile("", "", ""); + int x = step("", ""); + ],[cf_cv_regex="regexpr.h"],[LIBS="$cf_save_LIBS"])])]) +]) +AC_MSG_RESULT($cf_cv_regex) +case $cf_cv_regex in + regex.h) AC_DEFINE(HAVE_REGEX_H_FUNCS) ;; + regexp.h) AC_DEFINE(HAVE_REGEXP_H_FUNCS) ;; + regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS) ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl Attempt to determine the appropriate CC/LD options for creating a shared +dnl library. +dnl +dnl Note: $(LOCAL_LDFLAGS) is used to link executables that will run within the +dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib +dnl We avoid compiling-in a ../lib path for the shared library since that can +dnl lead to unexpected results at runtime. +dnl $(LOCAL_LDFLAGS2) has the same intention but assumes that the shared libraries +dnl are compiled in ../../lib +dnl +dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure +dnl to install symbolic links to the rel/abi versions of shared libraries. +dnl +dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi +dnl version when making symbolic links. +dnl +dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library +dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix +dnl (ex: libncurses.so.<ver>). +dnl +dnl Some loaders leave 'so_locations' lying around. It's nice to clean up. +AC_DEFUN([CF_SHARED_OPTS], +[ + AC_REQUIRE([CF_SUBST_NCURSES_VERSION]) + LOCAL_LDFLAGS= + LOCAL_LDFLAGS2= + LD_SHARED_OPTS= + INSTALL_LIB="-m 644" + + cf_cv_do_symlinks=no + + AC_MSG_CHECKING(if release/abi version should be used for shared libs) + AC_ARG_WITH(shlib-version, + [ --with-shlib-version=X Specify rel or abi version for shared libs], + [test -z "$withval" && withval=auto + case $withval in #(vi + yes) #(vi + cf_cv_shlib_version=auto + ;; + rel|abi|auto|no) #(vi + cf_cv_shlib_version=$withval + ;; + *) + AC_ERROR([option value must be one of: rel, abi, auto or no]) + ;; + esac + ],[cf_cv_shlib_version=auto]) + AC_MSG_RESULT($cf_cv_shlib_version) + + cf_cv_rm_so_locs=no + + # Some less-capable ports of gcc support only -fpic + CC_SHARED_OPTS= + if test "$GCC" = yes + then + AC_MSG_CHECKING(which $CC option to use) + cf_save_CFLAGS="$CFLAGS" + for CC_SHARED_OPTS in -fPIC -fpic '' + do + CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS" + AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[]) + done + AC_MSG_RESULT($CC_SHARED_OPTS) + CFLAGS="$cf_save_CFLAGS" + fi + + cf_cv_shlib_version_infix=no + + case $cf_cv_system_name in + beos*) + MK_SHARED_LIB='$(CC) -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0' + ;; + cygwin*) + CC_SHARED_OPTS= + MK_SHARED_LIB='$(CC) -shared -Wl,--out-implib=$(IMPORT_LIB) -Wl,--export-all-symbols -o $(SHARED_LIB)' + cf_cv_shlib_version=cygdll + cf_cv_shlib_version_infix=cygdll + ;; + darwin*) + EXTRA_CFLAGS="-no-cpp-precomp" + CC_SHARED_OPTS="-dynamic" + MK_SHARED_LIB='$(CC) -dynamiclib -install_name $(DESTDIR)$(libdir)/`basename $[@]` -compatibility_version $(ABI_VERSION) -current_version $(ABI_VERSION) -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi + cf_cv_shlib_version_infix=yes + ;; + hpux*) + # (tested with gcc 2.7.2 -- I don't have c89) + if test "$GCC" = yes; then + LD_SHARED_OPTS='-Xlinker +b -Xlinker $(libdir)' + else + CC_SHARED_OPTS='+Z' + LD_SHARED_OPTS='-Wl,+b,$(libdir)' + fi + MK_SHARED_LIB='$(LD) +b $(libdir) -b -o $[@]' + # HP-UX shared libraries must be executable, and should be + # readonly to exploit a quirk in the memory manager. + INSTALL_LIB="-m 555" + ;; + irix*) + if test "$cf_cv_ld_rpath" = yes ; then + cf_ld_rpath_opt="-Wl,-rpath," + EXTRA_LDFLAGS="-Wl,-rpath,\$(libdir) $EXTRA_LDFLAGS" + fi + # tested with IRIX 5.2 and 'cc'. + if test "$GCC" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='$(LD) -shared -rdata_shared -soname `basename $[@]` -o $[@]' + cf_cv_rm_so_locs=yes + ;; + linux*|gnu*) + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="-Wl,-rpath,`pwd`/lib" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_ld_rpath" = yes ; then + cf_ld_rpath_opt="-Wl,-rpath," + EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS" + fi + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + MK_SHARED_LIB='$(CC) -shared -Wl,-soname,`basename $[@] .$(REL_VERSION)`.$(ABI_VERSION),-stats,-lc -o $[@]' + ;; + openbsd2*) + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + MK_SHARED_LIB='$(LD) -Bshareable -soname,`basename $[@].$(ABI_VERSION)` -o $[@]' + ;; + openbsd*|freebsd*) + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + MK_SHARED_LIB='$(LD) -Bshareable -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + ;; + netbsd*) + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + test "$cf_cv_ld_rpath" = yes && cf_ld_rpath_opt="-Wl,-rpath," + if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_ld_rpath" = yes ; then + LOCAL_LDFLAGS="-Wl,-rpath,`pwd`/lib" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + EXTRA_LDFLAGS="-Wl,-rpath,\$(libdir) $EXTRA_LDFLAGS" + MK_SHARED_LIB='$(CC) -shared -Wl,-soname,`basename $[@] .$(REL_VERSION)`.$(ABI_VERSION) -o $[@]' + if test "$cf_cv_shlib_version" = auto; then + if test ! -f /usr/libexec/ld.elf_so; then + cf_cv_shlib_version=rel + fi + fi + else + MK_SHARED_LIB='$(LD) -Bshareable -o $[@]' + fi + ;; + osf*|mls+*) + # tested with OSF/1 V3.2 and 'cc' + # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't + # link with shared libs). + MK_SHARED_LIB='$(LD) -set_version $(REL_VERSION):$(ABI_VERSION) -expect_unresolved "*" -shared -soname `basename $[@]`' + case $host_os in + osf4*) + MK_SHARED_LIB="${MK_SHARED_LIB} -msym" + ;; + esac + MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]' + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="-Wl,-rpath,`pwd`/lib" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_ld_rpath" = yes ; then + cf_ld_rpath_opt="-rpath" + # EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS" + fi + cf_cv_rm_so_locs=yes + ;; + sco3.2v5*) # (also uw2* and UW7) hops 13-Apr-98 + # tested with osr5.0.5 + if test "$ac_cv_prog_gcc" != yes; then + CC_SHARED_OPTS='-belf -KPIC' + fi + MK_SHARED_LIB='$(LD) -dy -G -h `basename $[@] .$(REL_VERSION)`.$(ABI_VERSION) -o [$]@' + if test "$cf_cv_ld_rpath" = yes ; then + # only way is to set LD_RUN_PATH but no switch for it + RUN_PATH=$libdir + fi + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + LINK_PROGS='LD_RUN_PATH=$(libdir)' + LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib' + ;; + sunos4*) + # tested with SunOS 4.1.1 and gcc 2.7.0 + if test "$ac_cv_prog_gcc" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='$(LD) -assert pure-text -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + ;; + solaris2*) + # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2 + if test "$ac_cv_prog_gcc" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='$(LD) -dy -G -h `basename $[@] .$(REL_VERSION)`.$(ABI_VERSION) -o $[@]' + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="-R `pwd`/lib:\$(libdir)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_ld_rpath" = yes ; then + cf_ld_rpath_opt="-R" + EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS" + fi + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + ;; + sysv5uw7*|unix_sv*) + # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc) + if test "$ac_cv_prog_gcc" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='$(LD) -d y -G -o [$]@' + ;; + *) + CC_SHARED_OPTS='unknown' + MK_SHARED_LIB='echo unknown' + ;; + esac + + # This works if the last tokens in $MK_SHARED_LIB are the -o target. + case "$cf_cv_shlib_version" in #(vi + rel|abi) + case "$MK_SHARED_LIB" in #(vi + *'-o $[@]') + test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes + ;; + *) + AC_MSG_WARN(ignored --with-shlib-version) + ;; + esac + ;; + esac + + if test -n "$cf_ld_rpath_opt" ; then + AC_MSG_CHECKING(if we need a space after rpath option) + cf_save_LIBS="$LIBS" + LIBS="$LIBS ${cf_ld_rpath_opt}$libdir" + AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes) + LIBS="$cf_save_LIBS" + AC_MSG_RESULT($cf_rpath_space) + test "$cf_rpath_space" = yes && cf_ld_rpath_opt="$cf_ld_rpath_opt " + MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\$(libdir)" + fi + + AC_SUBST(CC_SHARED_OPTS) + AC_SUBST(LD_SHARED_OPTS) + AC_SUBST(MK_SHARED_LIB) + AC_SUBST(LINK_PROGS) + AC_SUBST(LINK_TESTS) + AC_SUBST(EXTRA_LDFLAGS) + AC_SUBST(LOCAL_LDFLAGS) + AC_SUBST(LOCAL_LDFLAGS2) + AC_SUBST(INSTALL_LIB) +])dnl +dnl --------------------------------------------------------------------------- +dnl Check for definitions & structures needed for window size-changing +dnl FIXME: check that this works with "snake" (HP-UX 10.x) +AC_DEFUN([CF_SIZECHANGE], +[ +AC_REQUIRE([CF_STRUCT_TERMIOS]) +AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[ + cf_cv_sizechange=unknown + cf_save_CPPFLAGS="$CPPFLAGS" + +for cf_opts in "" "NEED_PTEM_H" +do + + CPPFLAGS="$cf_save_CPPFLAGS" + test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts" + AC_TRY_COMPILE([#include <sys/types.h> +#ifdef HAVE_TERMIOS_H +#include <termios.h> +#else +#ifdef HAVE_TERMIO_H +#include <termio.h> +#endif +#endif +#ifdef NEED_PTEM_H +/* This is a workaround for SCO: they neglected to define struct winsize in + * termios.h -- it's only in termio.h and ptem.h + */ +#include <sys/stream.h> +#include <sys/ptem.h> +#endif +#if !defined(sun) || !defined(HAVE_TERMIOS_H) +#include <sys/ioctl.h> +#endif +],[ +#ifdef TIOCGSIZE + struct ttysize win; /* FIXME: what system is this? */ + int y = win.ts_lines; + int x = win.ts_cols; +#else +#ifdef TIOCGWINSZ + struct winsize win; + int y = win.ws_row; + int x = win.ws_col; +#else + no TIOCGSIZE or TIOCGWINSZ +#endif /* TIOCGWINSZ */ +#endif /* TIOCGSIZE */ + ], + [cf_cv_sizechange=yes], + [cf_cv_sizechange=no]) + + CPPFLAGS="$cf_save_CPPFLAGS" + if test "$cf_cv_sizechange" = yes ; then + echo "size-change succeeded ($cf_opts)" >&AC_FD_CC + test -n "$cf_opts" && cf_cv_sizechange="$cf_opts" + break + fi +done +]) +if test "$cf_cv_sizechange" != no ; then + AC_DEFINE(HAVE_SIZECHANGE) + case $cf_cv_sizechange in #(vi + NEED*) + AC_DEFINE_UNQUOTED($cf_cv_sizechange ) + ;; + esac +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl For each parameter, test if the source-directory exists, and if it contains +dnl a 'modules' file. If so, add to the list $cf_cv_src_modules which we'll +dnl use in CF_LIB_RULES. +dnl +dnl This uses the configured value to make the lists SRC_SUBDIRS and +dnl SUB_MAKEFILES which are used in the makefile-generation scheme. +AC_DEFUN([CF_SRC_MODULES], +[ +AC_MSG_CHECKING(for src modules) + +# dependencies and linker-arguments for test-programs +TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS" +if test "$DFT_LWR_MODEL" = "libtool"; then + TEST_ARGS="${TEST_DEPS}" +else + TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS" +fi + +# dependencies and linker-arguments for utility-programs +PROG_ARGS="$TEST_ARGS" + +cf_cv_src_modules= +for cf_dir in $1 +do + if test -f $srcdir/$cf_dir/modules; then + + # We may/may not have tack in the distribution, though the + # makefile is. + if test $cf_dir = tack ; then + if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then + continue + fi + fi + + if test -z "$cf_cv_src_modules"; then + cf_cv_src_modules=$cf_dir + else + cf_cv_src_modules="$cf_cv_src_modules $cf_dir" + fi + + # Make the ncurses_cfg.h file record the library interface files as + # well. These are header files that are the same name as their + # directory. Ncurses is the only library that does not follow + # that pattern. + if test $cf_dir = tack ; then + continue + elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then + CF_UPPER(cf_have_include,$cf_dir) + AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H) + AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include}) + TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS" + if test "$DFT_LWR_MODEL" = "libtool"; then + TEST_ARGS="${TEST_DEPS}" + else + TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS" + fi + fi + fi +done +AC_MSG_RESULT($cf_cv_src_modules) +TEST_ARGS="-L${LIB_DIR} $TEST_ARGS" +AC_SUBST(TEST_DEPS) +AC_SUBST(TEST_ARGS) + +PROG_ARGS="-L${LIB_DIR} $PROG_ARGS" +AC_SUBST(PROG_ARGS) + +SRC_SUBDIRS="man include" +for cf_dir in $cf_cv_src_modules +do + SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir" +done +SRC_SUBDIRS="$SRC_SUBDIRS test" +test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc" +test "$cf_with_cxx_binding" != no && SRC_SUBDIRS="$SRC_SUBDIRS c++" + +ADA_SUBDIRS= +if test "$cf_cv_prog_gnat_correct" = yes && test -f $srcdir/Ada95/Makefile.in; then + SRC_SUBDIRS="$SRC_SUBDIRS Ada95" + ADA_SUBDIRS="gen src samples" +fi + +SUB_MAKEFILES= +for cf_dir in $SRC_SUBDIRS +do + SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile" +done + +if test -n "$ADA_SUBDIRS"; then + for cf_dir in $ADA_SUBDIRS + do + SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile" + done + AC_SUBST(ADA_SUBDIRS) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Check for -lstdc++, which is GNU's standard C++ library. +AC_DEFUN([CF_STDCPP_LIBRARY], +[ +if test -n "$GXX" ; then +case $cf_cv_system_name in #(vi +os2*) #(vi + cf_stdcpp_libname=stdcpp + ;; +*) + cf_stdcpp_libname=stdc++ + ;; +esac +AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[ + cf_save="$LIBS" + LIBS="$LIBS -l$cf_stdcpp_libname" +AC_TRY_LINK([ +#include <strstream.h>],[ +char buf[80]; +strstreambuf foo(buf, sizeof(buf)) +], + [cf_cv_libstdcpp=yes], + [cf_cv_libstdcpp=no]) + LIBS="$cf_save" +]) +test "$cf_cv_libstdcpp" = yes && CXXLIBS="$CXXLIBS -l$cf_stdcpp_libname" +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Remove "-g" option from the compiler options +AC_DEFUN([CF_STRIP_G_OPT], +[$1=`echo ${$1} | sed -e 's/-g //' -e 's/-g$//'`])dnl +dnl --------------------------------------------------------------------------- +dnl Check if we need _POSIX_SOURCE defined to use struct sigaction. We'll only +dnl do this if we've found the sigaction function. +dnl +dnl If needed, define SVR4_ACTION. +AC_DEFUN([CF_STRUCT_SIGACTION],[ +if test "$ac_cv_func_sigaction" = yes; then +AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE) +AC_TRY_COMPILE([ +#include <sys/types.h> +#include <signal.h>], + [struct sigaction act], + [sigact_bad=no], + [ +AC_TRY_COMPILE([ +#define _POSIX_SOURCE +#include <sys/types.h> +#include <signal.h>], + [struct sigaction act], + [sigact_bad=yes + AC_DEFINE(SVR4_ACTION)], + [sigact_bad=unknown])]) +AC_MSG_RESULT($sigact_bad) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Some machines require _POSIX_SOURCE to completely define struct termios. +dnl If so, define SVR4_TERMIO +AC_DEFUN([CF_STRUCT_TERMIOS],[ +AC_CHECK_HEADERS( \ +termio.h \ +termios.h \ +unistd.h \ +) +if test "$ISC" = yes ; then + AC_CHECK_HEADERS( sys/termio.h ) +fi +if test "$ac_cv_header_termios_h" = yes ; then + case "$CFLAGS $CPPFLAGS" in + *-D_POSIX_SOURCE*) + termios_bad=dunno ;; + *) termios_bad=maybe ;; + esac + if test "$termios_bad" = maybe ; then + AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE) + AC_TRY_COMPILE([#include <termios.h>], + [struct termios foo; int x = foo.c_iflag], + termios_bad=no, [ + AC_TRY_COMPILE([ +#define _POSIX_SOURCE +#include <termios.h>], + [struct termios foo; int x = foo.c_iflag], + termios_bad=unknown, + termios_bad=yes AC_DEFINE(SVR4_TERMIO)) + ]) + AC_MSG_RESULT($termios_bad) + fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl Shorthand macro for substituting things that the user may override +dnl with an environment variable. +dnl +dnl $1 = long/descriptive name +dnl $2 = environment variable +dnl $3 = default value +AC_DEFUN([CF_SUBST], +[AC_CACHE_VAL(cf_cv_subst_$2,[ +AC_MSG_CHECKING(for $1 (symbol $2)) +test -z "[$]$2" && $2=$3 +AC_MSG_RESULT([$]$2) +AC_SUBST($2) +cf_cv_subst_$2=[$]$2]) +$2=${cf_cv_subst_$2} +])dnl +dnl --------------------------------------------------------------------------- +dnl Get the version-number for use in shared-library naming, etc. +AC_DEFUN([CF_SUBST_NCURSES_VERSION], +[ +NCURSES_MAJOR="`egrep '^NCURSES_MAJOR[[ ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`" +NCURSES_MINOR="`egrep '^NCURSES_MINOR[[ ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`" +NCURSES_PATCH="`egrep '^NCURSES_PATCH[[ ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`" +cf_cv_abi_version=${NCURSES_MAJOR} +cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR} +dnl Show the computed version, for logging +cf_cv_timestamp=`date` +AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp)) +dnl We need these values in the generated headers +AC_SUBST(NCURSES_MAJOR) +AC_SUBST(NCURSES_MINOR) +AC_SUBST(NCURSES_PATCH) +dnl We need these values in the generated makefiles +AC_SUBST(cf_cv_rel_version) +AC_SUBST(cf_cv_abi_version) +AC_SUBST(cf_cv_cc_bool_type) +AC_SUBST(cf_cv_builtin_bool) +AC_SUBST(cf_cv_header_stdbool_h) +AC_SUBST(cf_cv_type_of_bool)dnl +])dnl +dnl --------------------------------------------------------------------------- +dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on +dnl older SCO configurations. +AC_DEFUN([CF_SYS_TIME_SELECT], +[ +AC_MSG_CHECKING(if sys/time.h works with sys/select.h) +AC_CACHE_VAL(cf_cv_sys_time_select,[ +AC_TRY_COMPILE([ +#include <sys/types.h> +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif +#ifdef HAVE_SYS_SELECT_H +#include <sys/select.h> +#endif +],[],[cf_cv_sys_time_select=yes], + [cf_cv_sys_time_select=no]) + ]) +AC_MSG_RESULT($cf_cv_sys_time_select) +test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT) +])dnl +dnl --------------------------------------------------------------------------- +dnl Determine the type we should use for chtype (and attr_t, which is treated +dnl as the same thing). We want around 32 bits, so on most machines want a +dnl long, but on newer 64-bit machines, probably want an int. If we're using +dnl wide characters, we have to have a type compatible with that, as well. +AC_DEFUN([CF_TYPEOF_CHTYPE], +[ +AC_REQUIRE([CF_UNSIGNED_LITERALS]) +AC_MSG_CHECKING([for type of chtype]) +AC_CACHE_VAL(cf_cv_typeof_chtype,[ + AC_TRY_RUN([ +#ifdef USE_WIDEC_SUPPORT +#include <stddef.h> /* we want wchar_t */ +#define WANT_BITS 39 +#else +#define WANT_BITS 31 +#endif +#include <stdio.h> +int main() +{ + FILE *fp = fopen("cf_test.out", "w"); + if (fp != 0) { + char *result = "long"; +#ifdef USE_WIDEC_SUPPORT + /* + * If wchar_t is smaller than a long, it must be an int or a + * short. We prefer not to use a short anyway. + */ + if (sizeof(unsigned long) > sizeof(wchar_t)) + result = "int"; +#endif + if (sizeof(unsigned long) > sizeof(unsigned int)) { + int n; + unsigned int x; + for (n = 0; n < WANT_BITS; n++) { + unsigned int y = (x >> n); + if (y != 1 || x == 0) { + x = 0; + break; + } + } + /* + * If x is nonzero, an int is big enough for the bits + * that we want. + */ + result = (x != 0) ? "int" : "long"; + } + fputs(result, fp); + fclose(fp); + } + exit(0); +} + ], + [cf_cv_typeof_chtype=`cat cf_test.out`], + [cf_cv_typeof_chtype=long], + [cf_cv_typeof_chtype=long]) + rm -f cf_test.out + ]) +AC_MSG_RESULT($cf_cv_typeof_chtype) + +AC_SUBST(cf_cv_typeof_chtype) +AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype) + +cf_cv_1UL="1" +test "$cf_cv_unsigned_literals" = yes && cf_cv_1UL="${cf_cv_1UL}U" +test "$cf_cv_typeof_chtype" = long && cf_cv_1UL="${cf_cv_1UL}L" +AC_SUBST(cf_cv_1UL) + +])dnl +dnl --------------------------------------------------------------------------- +dnl +AC_DEFUN([CF_TYPE_SIGACTION], +[ +AC_MSG_CHECKING([for type sigaction_t]) +AC_CACHE_VAL(cf_cv_type_sigaction,[ + AC_TRY_COMPILE([ +#include <signal.h>], + [sigaction_t x], + [cf_cv_type_sigaction=yes], + [cf_cv_type_sigaction=no])]) +AC_MSG_RESULT($cf_cv_type_sigaction) +test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION) +])dnl +dnl --------------------------------------------------------------------------- +dnl Test if the compiler supports 'U' and 'L' suffixes. Only old compilers +dnl won't, but they're still there. +AC_DEFUN([CF_UNSIGNED_LITERALS], +[ +AC_MSG_CHECKING([if unsigned literals are legal]) +AC_CACHE_VAL(cf_cv_unsigned_literals,[ + AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1], + [cf_cv_unsigned_literals=yes], + [cf_cv_unsigned_literals=no]) + ]) +AC_MSG_RESULT($cf_cv_unsigned_literals) +])dnl +dnl --------------------------------------------------------------------------- +dnl Make an uppercase version of a variable +dnl $1=uppercase($2) +AC_DEFUN([CF_UPPER], +[ +$1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%` +])dnl +dnl --------------------------------------------------------------------------- +dnl Use AC_VERBOSE w/o the warnings +AC_DEFUN([CF_VERBOSE], +[test -n "$verbose" && echo " $1" 1>&AC_FD_MSG +])dnl +dnl --------------------------------------------------------------------------- +dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just +dnl defaulting to yes/no. +dnl +dnl $1 = option name +dnl $2 = help-text +dnl $3 = environment variable to set +dnl $4 = default value, shown in the help-message, must be a constant +dnl $5 = default value, if it's an expression & cannot be in the help-message +dnl +AC_DEFUN([CF_WITH_PATH], +[AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),, +ifelse($4,,[withval="${$3}"],[withval="${$3-ifelse($5,,$4,$5)}"]))dnl +CF_PATH_SYNTAX(withval) +eval $3="$withval" +AC_SUBST($3)dnl +])dnl +dnl --------------------------------------------------------------------------- +dnl Process an option specifying a list of colon-separated paths. +dnl +dnl $1 = option name +dnl $2 = help-text +dnl $3 = environment variable to set +dnl $4 = default value, shown in the help-message, must be a constant +dnl $5 = default value, if it's an expression & cannot be in the help-message +dnl $6 = flag to tell if we want to define or substitute +dnl +AC_DEFUN([CF_WITH_PATHLIST],[ +AC_REQUIRE([CF_PATHSEP]) +AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),, +ifelse($4,,[withval=${$3}],[withval=${$3-ifelse($5,,$4,$5)}]))dnl + +IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${PATHSEP}" +cf_dst_path= +for cf_src_path in $withval +do + CF_PATH_SYNTAX(cf_src_path) + test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}:" + cf_dst_path="${cf_dst_path}${cf_src_path}" +done +IFS="$ac_save_ifs" + +ifelse($6,define,[ +# Strip single quotes from the value, e.g., when it was supplied as a literal +# for $4 or $5. +case $cf_dst_path in #(vi +\'*) + cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//` + ;; +esac +cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'` +]) + +eval '$3="$cf_dst_path"' +AC_SUBST($3)dnl + +])dnl |