dnl Process this file with autoconf to produce a configure script. AC_INIT([gsl],[1.9]) AC_CONFIG_SRCDIR(gsl_math.h) AM_INIT_AUTOMAKE([gnu no-dependencies]) AC_CONFIG_HEADERS([config.h]) AM_MAINTAINER_MODE dnl Library versioning (current:revision:age) dnl See the libtool manual for an explanation of the numbers dnl dnl gsl-1.0 libgsl 0:0:0 libgslcblas 0:0:0 dnl gsl-1.1 libgsl 1:0:1 libgslcblas 0:0:0 dnl gsl-1.1.1 libgsl 2:0:2 libgslcblas 0:0:0 dnl gsl-1.2 libgsl 3:0:3 libgslcblas 0:0:0 dnl gsl-1.3 libgsl 4:0:4 libgslcblas 0:0:0 dnl gsl-1.4 libgsl 5:0:5 libgslcblas 0:0:0 dnl gsl-1.5 libgsl 6:0:6 libgslcblas 0:0:0 dnl gsl-1.6 libgsl 7:0:7 libgslcblas 0:0:0 dnl gsl-1.7 libgsl 8:0:8 libgslcblas 0:0:0 dnl gsl-1.8 libgsl 9:0:9 libgslcblas 0:0:0 dnl gsl-1.9 libgsl 10:0:10 libgslcblas 0:0:0 GSL_LT_VERSION="10:0:10" AC_SUBST(GSL_LT_VERSION) GSL_LT_CBLAS_VERSION="0:0:0" AC_SUBST(GSL_LT_CBLAS_VERSION) case "$VERSION" in *+) AC_DEFINE(RELEASED,0) ;; *) AC_DEFINE(RELEASED,1) ;; esac AC_SUBST(RELEASED) dnl things required by automake dnl AC_ARG_PROGRAM AC_PROG_MAKE_SET dnl Check for which system. AC_CANONICAL_HOST dnl Checks for programs. AC_LANG(C) AC_PROG_CC AC_PROG_CPP AC_PROG_INSTALL AC_PROG_LN_S dnl Disable unnecessary libtool tests for c++,fortran,java define([AC_LIBTOOL_LANG_CXX_CONFIG], [:])dnl define([AC_LIBTOOL_LANG_F77_CONFIG], [:])dnl define([AC_LIBTOOL_LANG_GCJ_CONFIG], [:])dnl AC_PROG_LIBTOOL dnl Check compiler features AC_TYPE_SIZE_T dnl AC_C_CONST AC_C_VOLATILE AC_C_INLINE GSL_CFLAGS="-I$includedir" GSL_LIBS="-L$libdir -lgsl" AC_SUBST(GSL_CFLAGS) AC_SUBST(GSL_LIBS) dnl Check for "extern inline", using a modified version of the test dnl for AC_C_INLINE from acspecific.mt dnl AC_CACHE_CHECK([for extern inline], ac_cv_c_extern_inline, [ac_cv_c_extern_inline=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[extern $ac_cv_c_inline double foo(double x); extern $ac_cv_c_inline double foo(double x) { return x + 1.0 ; } ; double foo (double x) { return x + 1.0 ; };]], [[ foo(1.0) ]])],[ac_cv_c_extern_inline="yes"],[]) ]) if test "$ac_cv_c_extern_inline" != no ; then AC_DEFINE(HAVE_INLINE,1) AC_SUBST(HAVE_INLINE) fi dnl Checks for header files. AC_CHECK_HEADERS(ieeefp.h) dnl Checks for typedefs, structures, and compiler characteristics. dnl Checks for library functions. dnl AC_FUNC_ALLOCA AC_FUNC_VPRINTF dnl strcasecmp, strerror, xmalloc, xrealloc, probably others should be added. dnl removed strerror from this list, it's hardcoded in the err/ directory dnl Any functions which appear in this list of functions should be provided dnl in the utils/ directory dnl xmalloc is not used, removed (bjg) AC_REPLACE_FUNCS(memcpy memmove strdup strtol strtoul) AC_CACHE_CHECK(for EXIT_SUCCESS and EXIT_FAILURE, ac_cv_decl_exit_success_and_failure, AC_EGREP_CPP(yes, [ #include #ifdef EXIT_SUCCESS yes #endif ], ac_cv_decl_exit_success_and_failure=yes, ac_cv_decl_exit_success_and_failure=no) ) if test "$ac_cv_decl_exit_success_and_failure" = yes ; then AC_DEFINE(HAVE_EXIT_SUCCESS_AND_FAILURE) fi ; dnl Use alternate libm if specified by user if test "x$LIBS" = "x" ; then AC_CHECK_LIB(m, cos) fi dnl Remember to put a definition in acconfig.h for each of these AC_CHECK_DECLS(feenableexcept,,,[#define _GNU_SOURCE 1 #include ]) AC_CHECK_DECLS(fesettrapenable,,,[#define _GNU_SOURCE 1 #include ]) AC_CHECK_DECLS(hypot,,,[#include ]) AC_CHECK_DECLS(expm1,,,[#include ]) AC_CHECK_DECLS(acosh,,,[#include ]) AC_CHECK_DECLS(asinh,,,[#include ]) AC_CHECK_DECLS(atanh,,,[#include ]) AC_CHECK_DECLS(ldexp,,,[#include ]) AC_CHECK_DECLS(frexp,,,[#include ]) AC_CHECK_DECLS(isinf,,,[#include ]) AC_CHECK_DECLS(finite,,,[#include ]) AC_CHECK_DECLS(isfinite,,,[#include ]) AC_CHECK_DECLS(isnan,,,[#include ]) dnl OpenBSD has a broken implementation of log1p. case "$host" in *-*-*openbsd*) AC_MSG_RESULT([avoiding OpenBSD system log1p - using gsl version]) ;; *) AC_CHECK_DECLS(log1p,,,[#include ]) ;; esac AC_CACHE_CHECK([for long double stdio], ac_cv_func_printf_longdouble, [AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include #include int main (void) { const char * s = "5678"; long double x = 1.234 ; fprintf(stderr,"%Lg\n",x) ; sscanf(s, "%Lg", &x); if (x == 5678) {exit (0);} else {exit(1); }; }]])],[ac_cv_func_printf_longdouble="yes"],[ac_cv_func_printf_longdouble="no"],[ac_cv_func_printf_longdouble="no"])]) if test "$ac_cv_func_printf_longdouble" != no; then AC_DEFINE(HAVE_PRINTF_LONGDOUBLE,1) AC_SUBST(HAVE_PRINTF_LONGDOUBLE) fi AC_CACHE_CHECK([for extended floating point registers],ac_cv_c_extended_fp, [case "$host" in *sparc*-*-*) ac_cv_c_extended_fp=no ;; *powerpc*-*-*) ac_cv_c_extended_fp=no ;; *hppa*-*-*) ac_cv_c_extended_fp=no ;; *alpha*-*-*) ac_cv_c_extended_fp=no ;; *68k*-*-*) ac_cv_c_extended_fp=yes ;; *86-*-*) ac_cv_c_extended_fp=yes ;; x86_64-*-*) ac_cv_c_extended_fp=yes ;; *) ac_cv_c_extended_fp=unknown ;; esac ]) if test $ac_cv_c_extended_fp != "no" ; then AC_DEFINE(HAVE_EXTENDED_PRECISION_REGISTERS,1) AC_SUBST(HAVE_EXTENDED_PRECISION_REGISTERS) fi AC_CACHE_CHECK([for IEEE arithmetic interface type], ac_cv_c_ieee_interface, [case "$host" in sparc-*-linux*) ac_cv_c_ieee_interface=gnusparc ;; m68k-*-linux*) ac_cv_c_ieee_interface=gnum68k ;; powerpc-*-linux*) ac_cv_c_ieee_interface=gnuppc ;; *86-*-gnu | *86_64-*-gnu | *86-*-linux* | *86_64-*-linux*) ac_cv_c_ieee_interface=gnux86 ;; *-*-sunos4*) ac_cv_c_ieee_interface=sunos4 ;; *-*-solaris*) ac_cv_c_ieee_interface=solaris ;; *-*-hpux11*) ac_cv_c_ieee_interface=hpux11 ;; *-*-hpux*) ac_cv_c_ieee_interface=hpux ;; *-*-osf*) ac_cv_c_ieee_interface=tru64 ;; *-*-aix*) ac_cv_c_ieee_interface=aix ;; *-*-irix*) ac_cv_c_ieee_interface=irix ;; powerpc-*-*darwin*) ac_cv_c_ieee_interface=darwin ;; *86-*-*darwin*) ac_cv_c_ieee_interface=darwin86 ;; *-*-*netbsd*) ac_cv_c_ieee_interface=netbsd ;; *-*-*openbsd*) ac_cv_c_ieee_interface=openbsd ;; *-*-*bsd*) ac_cv_c_ieee_interface=freebsd ;; *-*-os2*) ac_cv_c_ieee_interface=os2emx ;; *) ac_cv_c_ieee_interface=unknown ;; esac ]) if test "$ac_cv_c_ieee_interface" = "gnux86" ; then AC_CACHE_CHECK([for FPU_SETCW], ac_cv_c_fpu_setcw, [ac_cv_c_fpu_setcw=no AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include #ifndef _FPU_SETCW #include #define _FPU_SETCW(cw) __setfpucw(cw) #endif ]], [[ unsigned short mode = 0 ; _FPU_SETCW(mode); ]])],[ac_cv_c_fpu_setcw="yes"],[ac_cv_c_ieee_interface=unknown]) ]) fi ac_tr_ieee_interface=HAVE_`echo $ac_cv_c_ieee_interface | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`_IEEE_INTERFACE AC_DEFINE_UNQUOTED($ac_tr_ieee_interface,1,[IEEE Interface Type]) AC_SUBST(HAVE_GNUSPARC_IEEE_INTERFACE) AC_SUBST(HAVE_GNUM68K_IEEE_INTERFACE) AC_SUBST(HAVE_GNUPPC_IEEE_INTERFACE) AC_SUBST(HAVE_GNUX86_IEEE_INTERFACE) AC_SUBST(HAVE_SUNOS4_IEEE_INTERFACE) AC_SUBST(HAVE_SOLARIS_IEEE_INTERFACE) AC_SUBST(HAVE_HPUX11_IEEE_INTERFACE) AC_SUBST(HAVE_HPUX_IEEE_INTERFACE) AC_SUBST(HAVE_TRU64_IEEE_INTERFACE) AC_SUBST(HAVE_IRIX_IEEE_INTERFACE) AC_SUBST(HAVE_AIX_IEEE_INTERFACE) AC_SUBST(HAVE_FREEBSD_IEEE_INTERFACE) AC_SUBST(HAVE_OS2EMX_IEEE_INTERFACE) AC_SUBST(HAVE_NETBSD_IEEE_INTERFACE) AC_SUBST(HAVE_OPENBSD_IEEE_INTERFACE) AC_SUBST(HAVE_DARWIN_IEEE_INTERFACE) AC_SUBST(HAVE_DARWIN86_IEEE_INTERFACE) dnl Check for IEEE control flags save_cflags="$CFLAGS" AC_CACHE_CHECK([for IEEE compiler flags], ac_cv_c_ieee_flags, [ case "$host" in alpha*-*-*) if test X"$GCC" = Xyes ; then ieee_flags='-mieee -mfp-rounding-mode=d' else # This assumes Compaq's C compiler. ieee_flags='-ieee -fprm d' fi ;; esac if test X"$ieee_flags" != X ; then CFLAGS="$ieee_flags $CFLAGS" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[int foo;]])],[ac_cv_c_ieee_flags="$ieee_flags"],[ac_cv_c_ieee_flags="none"]) else ac_cv_c_ieee_flags="none" fi]) if test "$ac_cv_c_ieee_flags" != "none" ; then CFLAGS="$ac_cv_c_ieee_flags $save_cflags" else CFLAGS="$save_cflags" fi dnl Check IEEE comparisons, whether "x != x" is true for NaNs dnl AC_CACHE_CHECK([for IEEE comparisons], ac_cv_c_ieee_comparisons, [AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main (void) { int status; double inf, nan; inf = exp(1.0e10); nan = inf / inf ; status = (nan == nan); exit (status); }]])],[ac_cv_c_ieee_comparisons="yes"],[ac_cv_c_ieee_comparisons="no"],[ac_cv_c_ieee_comparisons="yes"]) ]) if test "$ac_cv_c_ieee_comparisons" != no ; then AC_DEFINE(HAVE_IEEE_COMPARISONS,1) AC_SUBST(HAVE_IEEE_COMPARISONS) fi dnl Check for IEEE denormalized arithmetic dnl AC_CACHE_CHECK([for IEEE denormalized values], ac_cv_c_ieee_denormals, [AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include int main (void) { int i, status; volatile double z = 1e-308; for (i = 0; i < 5; i++) { z = z / 10.0 ; }; for (i = 0; i < 5; i++) { z = z * 10.0 ; }; status = (z == 0.0); exit (status); }]])],[ac_cv_c_ieee_denormals="yes"],[ac_cv_c_ieee_denormals="no"],[ac_cv_c_ieee_denormals="yes"]) ]) if test "$ac_cv_c_ieee_denormals" != no ; then AC_DEFINE(HAVE_IEEE_DENORMALS,1) AC_SUBST(HAVE_IEEE_DENORMALS) fi dnl AC_CONFIG_FILES([gsl-config gsl.pc gsl_version.h gsl.spec gsl/Makefile test/Makefile err/Makefile sys/Makefile utils/Makefile const/Makefile min/Makefile multimin/Makefile ieee-utils/Makefile fft/Makefile specfunc/Makefile dht/Makefile fit/Makefile multifit/Makefile bspline/Makefile statistics/Makefile sum/Makefile roots/Makefile multiroots/Makefile ntuple/Makefile poly/Makefile qrng/Makefile rng/Makefile randist/Makefile siman/Makefile integration/Makefile interpolation/Makefile doc/Makefile block/Makefile vector/Makefile matrix/Makefile histogram/Makefile monte/Makefile ode-initval/Makefile cblas/Makefile blas/Makefile linalg/Makefile eigen/Makefile permutation/Makefile combination/Makefile sort/Makefile complex/Makefile diff/Makefile deriv/Makefile cheb/Makefile cdf/Makefile wavelet/Makefile Makefile]) AC_OUTPUT