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# stdlib_h.m4 serial 66
dnl Copyright (C) 2007-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN_ONCE([gl_STDLIB_H],
[
AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
gl_NEXT_HEADERS([stdlib.h])
dnl Check for declarations of anything we want to poison if the
dnl corresponding gnulib module is not in use, and which is not
dnl guaranteed by C89.
gl_WARN_ON_USE_PREPARE([[#include <stdlib.h>
#if HAVE_SYS_LOADAVG_H
/* OpenIndiana has a bug: <sys/time.h> must be included before
<sys/loadavg.h>. */
# include <sys/time.h>
# include <sys/loadavg.h>
#endif
#if HAVE_RANDOM_H
# include <random.h>
#endif
]], [_Exit aligned_alloc atoll canonicalize_file_name free
getloadavg getsubopt grantpt
initstate initstate_r mbtowc mkdtemp mkostemp mkostemps mkstemp mkstemps
posix_memalign posix_openpt ptsname ptsname_r qsort_r
random random_r reallocarray realpath rpmatch secure_getenv setenv
setstate setstate_r srandom srandom_r
strtod strtol strtold strtoll strtoul strtoull unlockpt unsetenv])
AC_REQUIRE([AC_C_RESTRICT])
AC_CHECK_DECLS_ONCE([ecvt])
if test $ac_cv_have_decl_ecvt = no; then
HAVE_DECL_ECVT=0
fi
AC_CHECK_DECLS_ONCE([fcvt])
if test $ac_cv_have_decl_fcvt = no; then
HAVE_DECL_FCVT=0
fi
AC_CHECK_DECLS_ONCE([gcvt])
if test $ac_cv_have_decl_gcvt = no; then
HAVE_DECL_GCVT=0
fi
])
# gl_STDLIB_MODULE_INDICATOR([modulename])
# sets the shell variable that indicates the presence of the given module
# to a C preprocessor expression that will evaluate to 1.
# This macro invocation must not occur in macros that are AC_REQUIREd.
AC_DEFUN([gl_STDLIB_MODULE_INDICATOR],
[
dnl Ensure to expand the default settings once only.
gl_STDLIB_H_REQUIRE_DEFAULTS
gl_MODULE_INDICATOR_SET_VARIABLE([$1])
dnl Define it also as a C macro, for the benefit of the unit tests.
gl_MODULE_INDICATOR_FOR_TESTS([$1])
])
# Initializes the default values for AC_SUBSTed shell variables.
# This macro must not be AC_REQUIREd. It must only be invoked, and only
# outside of macros or in macros that are not AC_REQUIREd.
AC_DEFUN([gl_STDLIB_H_REQUIRE_DEFAULTS],
[
m4_defun(GL_MODULE_INDICATOR_PREFIX[_STDLIB_H_MODULE_INDICATOR_DEFAULTS], [
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB__EXIT])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_ALIGNED_ALLOC])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_ATOLL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CALLOC_GNU])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CALLOC_POSIX])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CANONICALIZE_FILE_NAME])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FREE_POSIX])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETLOADAVG])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETSUBOPT])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GRANTPT])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MALLOC_GNU])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MALLOC_POSIX])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBTOWC])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKDTEMP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKOSTEMP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKOSTEMPS])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKSTEMP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKSTEMPS])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_POSIX_MEMALIGN])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_POSIX_OPENPT])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PTSNAME])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PTSNAME_R])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PUTENV])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_QSORT_R])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RANDOM])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RANDOM_R])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOCARRAY])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOC_GNU])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOC_POSIX])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALPATH])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RPMATCH])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SECURE_GETENV])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SETENV])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOD])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOLD])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOLL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOUL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOULL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SYSTEM_POSIX])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_UNLOCKPT])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_UNSETENV])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_WCTOMB])
dnl Support Microsoft deprecated alias function names by default.
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_ECVT], [1])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_FCVT], [1])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_GCVT], [1])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_MKTEMP], [1])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_PUTENV], [1])
])
m4_require(GL_MODULE_INDICATOR_PREFIX[_STDLIB_H_MODULE_INDICATOR_DEFAULTS])
AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
])
AC_DEFUN([gl_STDLIB_H_DEFAULTS],
[
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE__EXIT=1; AC_SUBST([HAVE__EXIT])
HAVE_ALIGNED_ALLOC=1; AC_SUBST([HAVE_ALIGNED_ALLOC])
HAVE_ATOLL=1; AC_SUBST([HAVE_ATOLL])
HAVE_CANONICALIZE_FILE_NAME=1; AC_SUBST([HAVE_CANONICALIZE_FILE_NAME])
HAVE_DECL_ECVT=1; AC_SUBST([HAVE_DECL_ECVT])
HAVE_DECL_FCVT=1; AC_SUBST([HAVE_DECL_FCVT])
HAVE_DECL_GCVT=1; AC_SUBST([HAVE_DECL_GCVT])
HAVE_DECL_GETLOADAVG=1; AC_SUBST([HAVE_DECL_GETLOADAVG])
HAVE_GETSUBOPT=1; AC_SUBST([HAVE_GETSUBOPT])
HAVE_GRANTPT=1; AC_SUBST([HAVE_GRANTPT])
HAVE_INITSTATE=1; AC_SUBST([HAVE_INITSTATE])
HAVE_DECL_INITSTATE=1; AC_SUBST([HAVE_DECL_INITSTATE])
HAVE_MBTOWC=1; AC_SUBST([HAVE_MBTOWC])
HAVE_MKDTEMP=1; AC_SUBST([HAVE_MKDTEMP])
HAVE_MKOSTEMP=1; AC_SUBST([HAVE_MKOSTEMP])
HAVE_MKOSTEMPS=1; AC_SUBST([HAVE_MKOSTEMPS])
HAVE_MKSTEMP=1; AC_SUBST([HAVE_MKSTEMP])
HAVE_MKSTEMPS=1; AC_SUBST([HAVE_MKSTEMPS])
HAVE_POSIX_MEMALIGN=1; AC_SUBST([HAVE_POSIX_MEMALIGN])
HAVE_POSIX_OPENPT=1; AC_SUBST([HAVE_POSIX_OPENPT])
HAVE_PTSNAME=1; AC_SUBST([HAVE_PTSNAME])
HAVE_PTSNAME_R=1; AC_SUBST([HAVE_PTSNAME_R])
HAVE_QSORT_R=1; AC_SUBST([HAVE_QSORT_R])
HAVE_RANDOM=1; AC_SUBST([HAVE_RANDOM])
HAVE_RANDOM_H=1; AC_SUBST([HAVE_RANDOM_H])
HAVE_RANDOM_R=1; AC_SUBST([HAVE_RANDOM_R])
HAVE_REALLOCARRAY=1; AC_SUBST([HAVE_REALLOCARRAY])
HAVE_REALPATH=1; AC_SUBST([HAVE_REALPATH])
HAVE_RPMATCH=1; AC_SUBST([HAVE_RPMATCH])
HAVE_SECURE_GETENV=1; AC_SUBST([HAVE_SECURE_GETENV])
HAVE_SETENV=1; AC_SUBST([HAVE_SETENV])
HAVE_DECL_SETENV=1; AC_SUBST([HAVE_DECL_SETENV])
HAVE_SETSTATE=1; AC_SUBST([HAVE_SETSTATE])
HAVE_DECL_SETSTATE=1; AC_SUBST([HAVE_DECL_SETSTATE])
HAVE_STRTOD=1; AC_SUBST([HAVE_STRTOD])
HAVE_STRTOL=1; AC_SUBST([HAVE_STRTOL])
HAVE_STRTOLD=1; AC_SUBST([HAVE_STRTOLD])
HAVE_STRTOLL=1; AC_SUBST([HAVE_STRTOLL])
HAVE_STRTOUL=1; AC_SUBST([HAVE_STRTOUL])
HAVE_STRTOULL=1; AC_SUBST([HAVE_STRTOULL])
HAVE_STRUCT_RANDOM_DATA=1; AC_SUBST([HAVE_STRUCT_RANDOM_DATA])
HAVE_SYS_LOADAVG_H=0; AC_SUBST([HAVE_SYS_LOADAVG_H])
HAVE_UNLOCKPT=1; AC_SUBST([HAVE_UNLOCKPT])
HAVE_DECL_UNSETENV=1; AC_SUBST([HAVE_DECL_UNSETENV])
REPLACE_ALIGNED_ALLOC=0; AC_SUBST([REPLACE_ALIGNED_ALLOC])
REPLACE_CALLOC_FOR_CALLOC_GNU=0; AC_SUBST([REPLACE_CALLOC_FOR_CALLOC_GNU])
REPLACE_CALLOC_FOR_CALLOC_POSIX=0; AC_SUBST([REPLACE_CALLOC_FOR_CALLOC_POSIX])
REPLACE_CANONICALIZE_FILE_NAME=0; AC_SUBST([REPLACE_CANONICALIZE_FILE_NAME])
REPLACE_FREE=0; AC_SUBST([REPLACE_FREE])
REPLACE_INITSTATE=0; AC_SUBST([REPLACE_INITSTATE])
REPLACE_MALLOC_FOR_MALLOC_GNU=0; AC_SUBST([REPLACE_MALLOC_FOR_MALLOC_GNU])
REPLACE_MALLOC_FOR_MALLOC_POSIX=0; AC_SUBST([REPLACE_MALLOC_FOR_MALLOC_POSIX])
REPLACE_MBTOWC=0; AC_SUBST([REPLACE_MBTOWC])
REPLACE_MKSTEMP=0; AC_SUBST([REPLACE_MKSTEMP])
REPLACE_POSIX_MEMALIGN=0; AC_SUBST([REPLACE_POSIX_MEMALIGN])
REPLACE_PTSNAME=0; AC_SUBST([REPLACE_PTSNAME])
REPLACE_PTSNAME_R=0; AC_SUBST([REPLACE_PTSNAME_R])
REPLACE_PUTENV=0; AC_SUBST([REPLACE_PUTENV])
REPLACE_QSORT_R=0; AC_SUBST([REPLACE_QSORT_R])
REPLACE_RANDOM=0; AC_SUBST([REPLACE_RANDOM])
REPLACE_RANDOM_R=0; AC_SUBST([REPLACE_RANDOM_R])
REPLACE_REALLOC_FOR_REALLOC_GNU=0; AC_SUBST([REPLACE_REALLOC_FOR_REALLOC_GNU])
REPLACE_REALLOC_FOR_REALLOC_POSIX=0; AC_SUBST([REPLACE_REALLOC_FOR_REALLOC_POSIX])
REPLACE_REALLOCARRAY=0; AC_SUBST([REPLACE_REALLOCARRAY])
REPLACE_REALPATH=0; AC_SUBST([REPLACE_REALPATH])
REPLACE_SETENV=0; AC_SUBST([REPLACE_SETENV])
REPLACE_SETSTATE=0; AC_SUBST([REPLACE_SETSTATE])
REPLACE_STRTOD=0; AC_SUBST([REPLACE_STRTOD])
REPLACE_STRTOL=0; AC_SUBST([REPLACE_STRTOL])
REPLACE_STRTOLD=0; AC_SUBST([REPLACE_STRTOLD])
REPLACE_STRTOLL=0; AC_SUBST([REPLACE_STRTOLL])
REPLACE_STRTOUL=0; AC_SUBST([REPLACE_STRTOUL])
REPLACE_STRTOULL=0; AC_SUBST([REPLACE_STRTOULL])
REPLACE_UNSETENV=0; AC_SUBST([REPLACE_UNSETENV])
REPLACE_WCTOMB=0; AC_SUBST([REPLACE_WCTOMB])
])
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