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-rw-r--r--readline-6.2/examples/rlfe/configure.in440
1 files changed, 440 insertions, 0 deletions
diff --git a/readline-6.2/examples/rlfe/configure.in b/readline-6.2/examples/rlfe/configure.in
new file mode 100644
index 0000000..533f9dc
--- /dev/null
+++ b/readline-6.2/examples/rlfe/configure.in
@@ -0,0 +1,440 @@
+dnl Process this file with autoconf to produce a configure script.
+
+AC_INIT(rlfe.c)
+AC_CONFIG_HEADER(config.h)
+VERSION=0.4
+AC_SUBST(VERSION)
+
+dnl
+dnl Define some useful macros
+dnl
+AC_DEFUN(AC_PROGRAM_SOURCE,
+[AC_REQUIRE([AC_PROG_CPP])AC_PROVIDE([$0])cat > conftest.c <<EOF
+#include "confdefs.h"
+[$1]
+_CUT_HERE_
+[$2]
+EOF
+eval "$ac_cpp conftest.c 2>&5 | sed -e '1,/_CUT_HERE_/d' -e 's/ //g' > conftest.out"
+. ./conftest.out
+rm -f conftest*
+])dnl
+dnl
+define(AC_NOTE,
+[echo "$1" 1>&AC_FD_MSG
+])dnl
+
+old_CFLAGS="$CFLAGS"
+AC_PROG_CC
+AC_PROG_CPP
+AC_PROG_GCC_TRADITIONAL
+AC_ISC_POSIX
+
+AC_TRY_RUN(main(){exit(0);},,[
+if test $CC != cc ; then
+AC_NOTE(Your $CC failed - restarting with CC=cc)
+AC_NOTE()
+CC=cc
+export CC
+exec $0 $configure_args
+fi
+])
+
+AC_TRY_RUN(main(){exit(0);},,
+exec 5>&2
+eval $ac_link
+AC_NOTE(CC=$CC; CFLAGS=$CFLAGS; LIBS=$LIBS;)
+AC_NOTE($ac_compile)
+AC_MSG_ERROR(Can't run the compiler - sorry))
+
+AC_TRY_RUN([
+main()
+{
+ int __something_strange_();
+ __something_strange_(0);
+}
+],AC_MSG_ERROR(Your compiler does not set the exit status - sorry))
+
+AC_PROG_AWK
+
+if test -f etc/toolcheck; then
+AC_CHECKING(for buggy tools)
+sh etc/toolcheck 1>&AC_FD_MSG
+fi
+
+dnl
+dnl **** special unix variants ****
+dnl
+
+AC_CHECKING(for System V)
+AC_TRY_COMPILE(
+[#include <sys/types.h>
+#include <signal.h>
+#include <fcntl.h>], [int x = SIGCHLD | FNDELAY;], , AC_DEFINE(SYSV))
+
+AC_CHECKING(for Solaris 2.x)
+AC_EGREP_CPP(yes,
+[#if defined(SVR4) && defined(sun)
+ yes
+#endif
+], LIBS="$LIBS -lsocket -lnsl -lkstat")
+
+dnl
+dnl **** select() ****
+dnl
+
+AC_CHECKING(select)
+AC_TRY_LINK(,[select(0, 0, 0, 0, 0);],,
+LIBS="$LIBS -lnet -lnsl"
+AC_CHECKING(select with $LIBS)
+AC_TRY_LINK(,[select(0, 0, 0, 0, 0);],,
+AC_MSG_ERROR(!!! no select - no screen))
+)
+dnl
+dnl **** check the select implementation ****
+dnl
+
+AC_CHECKING(select return value)
+AC_TRY_RUN([
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+char *nam = "/tmp/conftest$$";
+
+#ifdef NAMEDPIPE
+
+#ifndef O_NONBLOCK
+#define O_NONBLOCK O_NDELAY
+#endif
+#ifndef S_IFIFO
+#define S_IFIFO 0010000
+#endif
+
+
+main()
+{
+#ifdef FD_SET
+ fd_set f;
+#else
+ int f;
+#endif
+
+#ifdef __FreeBSD__
+/* From Andrew A. Chernov (ache@astral.msk.su):
+ * opening RDWR fifo fails in BSD 4.4, but select return values are
+ * right.
+ */
+ exit(0);
+#endif
+ (void)alarm(5);
+#ifdef POSIX
+ if (mkfifo(nam, 0777))
+#else
+ if (mknod(nam, S_IFIFO|0777, 0))
+#endif
+ exit(1);
+ close(0);
+ if (open(nam, O_RDWR | O_NONBLOCK))
+ exit(1);
+ if (write(0, "TEST", 4) == -1)
+ exit(1);
+
+#else
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+
+main()
+{
+ int s1, s2, l;
+ struct sockaddr_un a;
+#ifdef FD_SET
+ fd_set f;
+#else
+ int f;
+#endif
+
+ (void)alarm(5);
+ if ((s1 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
+ exit(1);
+ a.sun_family = AF_UNIX;
+ strcpy(a.sun_path, nam);
+ (void) unlink(nam);
+ if (bind(s1, (struct sockaddr *) &a, strlen(nam)+2) == -1)
+ exit(1);
+ if (listen(s1, 2))
+ exit(1);
+ if (fork() == 0)
+ {
+ if ((s2 = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
+ kill(getppid(), 3);
+ (void)connect(s2, (struct sockaddr *)&a, strlen(nam) + 2);
+ if (write(s2, "HELLO", 5) == -1)
+ kill(getppid(), 3);
+ exit(0);
+ }
+ l = sizeof(a);
+ close(0);
+ if (accept(s1, (struct sockaddr *)&a, &l))
+ exit(1);
+#endif
+
+
+#ifdef FD_SET
+ FD_SET(0, &f);
+#else
+ f = 1;
+#endif
+ if (select(1, &f, 0, 0, 0) == -1)
+ exit(1);
+ if (select(1, &f, &f, 0, 0) != 2)
+ exit(1);
+ exit(0);
+}
+],AC_NOTE(- select is ok),
+AC_NOTE(- select can't count) AC_DEFINE(SELECT_BROKEN))
+
+dnl
+dnl **** termcap or terminfo ****
+dnl
+AC_CHECKING(for tgetent)
+AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
+olibs="$LIBS"
+LIBS="-lcurses $olibs"
+AC_CHECKING(libcurses)
+AC_TRY_LINK(,[
+#ifdef __hpux
+__sorry_hpux_libcurses_is_totally_broken_in_10_10();
+#else
+tgetent((char *)0, (char *)0);
+#endif
+],,
+LIBS="-ltermcap $olibs"
+AC_CHECKING(libtermcap)
+AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
+LIBS="-ltermlib $olibs"
+AC_CHECKING(libtermlib)
+AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
+LIBS="-lncurses $olibs"
+AC_CHECKING(libncurses)
+AC_TRY_LINK(,tgetent((char *)0, (char *)0);,,
+AC_MSG_ERROR(!!! no tgetent - no screen))))))
+
+AC_TRY_RUN([
+main()
+{
+ exit(strcmp(tgoto("%p1%d", 0, 1), "1") ? 0 : 1);
+}], AC_NOTE(- you use the termcap database),
+AC_NOTE(- you use the terminfo database) AC_DEFINE(TERMINFO))
+AC_CHECKING(ospeed)
+AC_TRY_LINK(extern short ospeed;,ospeed=5;,,AC_DEFINE(NEED_OSPEED))
+
+dnl
+dnl **** PTY specific things ****
+dnl
+AC_CHECKING(for /dev/ptc)
+if test -r /dev/ptc; then
+AC_DEFINE(HAVE_DEV_PTC)
+fi
+
+AC_CHECKING(for SVR4 ptys)
+sysvr4ptys=
+if test -c /dev/ptmx ; then
+AC_TRY_LINK([],[ptsname(0);grantpt(0);unlockpt(0);],[AC_DEFINE(HAVE_SVR4_PTYS)
+sysvr4ptys=1])
+fi
+
+AC_CHECK_FUNCS(getpt)
+
+dnl check for openpty()
+if test -z "$sysvr4ptys"; then
+AC_CHECK_FUNCS(openpty,,
+[AC_CHECK_LIB(util,openpty, [AC_DEFINE(HAVE_OPENPTY)] [LIBS="$LIBS -lutil"])])
+fi
+
+AC_CHECKING(for ptyranges)
+if test -d /dev/ptym ; then
+pdir='/dev/ptym'
+else
+pdir='/dev'
+fi
+dnl SCO uses ptyp%d
+AC_EGREP_CPP(yes,
+[#ifdef M_UNIX
+ yes;
+#endif
+], ptys=`echo /dev/ptyp??`, ptys=`echo $pdir/pty??`)
+dnl if test -c /dev/ptyp19; then
+dnl ptys=`echo /dev/ptyp??`
+dnl else
+dnl ptys=`echo $pdir/pty??`
+dnl fi
+if test "$ptys" != "$pdir/pty??" ; then
+p0=`echo $ptys | tr ' ' '\012' | sed -e 's/^.*\(.\).$/\1/g' | sort -u | tr -d '\012'`
+p1=`echo $ptys | tr ' ' '\012' | sed -e 's/^.*\(.\)$/\1/g' | sort -u | tr -d '\012'`
+AC_DEFINE_UNQUOTED(PTYRANGE0,"$p0")
+AC_DEFINE_UNQUOTED(PTYRANGE1,"$p1")
+fi
+
+dnl **** pty mode/group handling ****
+dnl
+dnl support provided by Luke Mewburn <lm@rmit.edu.au>, 931222
+AC_ARG_WITH(pty-mode, [ --with-pty-mode=mode default mode for ptys], [ ptymode="${withval}" ])
+AC_ARG_WITH(pty-group, [ --with-pty-group=group default group for ptys], [ ptygrp="${withval}" ])
+test -n "$ptymode" || ptymode=0620
+if test -n "$ptygrp" ; then
+AC_DEFINE_UNQUOTED(PTYMODE, $ptymode)
+AC_DEFINE_UNQUOTED(PTYGROUP,$ptygrp)
+else
+
+AC_CHECKING(default tty permissions/group)
+rm -f conftest_grp
+AC_TRY_RUN([
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <stdio.h>
+main()
+{
+ struct stat sb;
+ char *x,*ttyname();
+ int om, m;
+ FILE *fp;
+
+ if (!(x = ttyname(0))) exit(1);
+ if (stat(x, &sb)) exit(1);
+ om = sb.st_mode;
+ if (om & 002) exit(0);
+ m = system("mesg y");
+ if (m == -1 || m == 127) exit(1);
+ if (stat(x, &sb)) exit(1);
+ m = sb.st_mode;
+ if (chmod(x, om)) exit(1);
+ if (m & 002) exit(0);
+ if (sb.st_gid == getgid()) exit(1);
+ if (!(fp=fopen("conftest_grp", "w")))
+ exit(1);
+ fprintf(fp, "%d\n", sb.st_gid);
+ fclose(fp);
+ exit(0);
+}
+],[
+ if test -f conftest_grp; then
+ ptygrp=`cat conftest_grp`
+ AC_NOTE([- pty mode: $ptymode, group: $ptygrp])
+ AC_DEFINE_UNQUOTED(PTYMODE, $ptymode)
+ AC_DEFINE_UNQUOTED(PTYGROUP,$ptygrp)
+ else
+ AC_NOTE(- ptys are world accessable)
+ fi
+],[
+ WRITEPATH=''
+ XTERMPATH=''
+ AC_PATH_PROG(WRITEPATH, write)
+ AC_PATH_PROG(XTERMPATH, xterm)
+ found=
+ if test -n "$WRITEPATH$XTERMPATH"; then
+ findfollow=
+ lsfollow=
+ found=`find $WRITEPATH $XTERMPATH -follow -print 2>/dev/null`
+ if test -n "$found"; then
+ findfollow=-follow
+ lsfollow=L
+ fi
+ if test -n "$XTERMPATH"; then
+ ptygrpn=`ls -l$lsfollow $XTERMPATH | sed -n -e 1p | $AWK '{print $4}'`
+ if test tty != "$ptygrpn"; then
+ XTERMPATH=
+ fi
+ fi
+ fi
+ if test -n "$WRITEPATH$XTERMPATH"; then
+ found=`find $WRITEPATH $XTERMPATH $findfollow -perm -2000 -print`
+ if test -n "$found"; then
+ ptygrp=`ls -ln$lsfollow $found | sed -n -e 1p | $AWK '{print $4}'`
+ AC_NOTE([- pty mode: $ptymode, group: $ptygrp])
+ AC_DEFINE_UNQUOTED(PTYMODE, $ptymode)
+ AC_DEFINE_UNQUOTED(PTYGROUP,$ptygrp)
+ else
+ AC_NOTE(- ptys are world accessable)
+ fi
+ else
+ AC_NOTE(- can't determine - assume ptys are world accessable)
+ fi
+ ]
+)
+rm -f conftest_grp
+fi
+
+dnl
+dnl **** signal handling ****
+dnl
+if test -n "$posix" ; then
+
+dnl POSIX has reliable signals with void return type.
+AC_NOTE(assuming posix signal definition)
+AC_DEFINE(SIGVOID)
+
+else
+
+AC_CHECKING(return type of signal handlers)
+AC_TRY_COMPILE(
+[#include <sys/types.h>
+#include <signal.h>
+#ifdef signal
+#undef signal
+#endif
+extern void (*signal ()) ();], [int i;], AC_DEFINE(SIGVOID))
+AC_CHECKING(sigset)
+AC_TRY_LINK([
+#include <sys/types.h>
+#include <signal.h>
+],[
+#ifdef SIGVOID
+sigset(0, (void (*)())0);
+#else
+sigset(0, (int (*)())0);
+#endif
+], AC_DEFINE(USESIGSET))
+AC_CHECKING(signal implementation)
+AC_TRY_RUN([
+#include <sys/types.h>
+#include <signal.h>
+
+#ifndef SIGCLD
+#define SIGCLD SIGCHLD
+#endif
+#ifdef USESIGSET
+#define signal sigset
+#endif
+
+int got;
+
+#ifdef SIGVOID
+void
+#endif
+hand()
+{
+ got++;
+}
+
+main()
+{
+ /* on hpux we use sigvec to get bsd signals */
+#ifdef __hpux
+ (void)signal(SIGCLD, hand);
+ kill(getpid(), SIGCLD);
+ kill(getpid(), SIGCLD);
+ if (got < 2)
+ exit(1);
+#endif
+ exit(0);
+}
+],,AC_DEFINE(SYSVSIGS))
+
+fi
+
+AC_CHECK_HEADERS(sys/stropts.h sys/wait.h)
+
+AC_OUTPUT(Makefile)
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-04 07:47:21 +0000