201 lines
9.7 KiB
Plaintext
201 lines
9.7 KiB
Plaintext
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# stdlib_h.m4 serial 66
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dnl Copyright (C) 2007-2022 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN_ONCE([gl_STDLIB_H],
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[
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AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
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gl_NEXT_HEADERS([stdlib.h])
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dnl Check for declarations of anything we want to poison if the
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dnl corresponding gnulib module is not in use, and which is not
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dnl guaranteed by C89.
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gl_WARN_ON_USE_PREPARE([[#include <stdlib.h>
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#if HAVE_SYS_LOADAVG_H
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/* OpenIndiana has a bug: <sys/time.h> must be included before
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<sys/loadavg.h>. */
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# include <sys/time.h>
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# include <sys/loadavg.h>
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#endif
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#if HAVE_RANDOM_H
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# include <random.h>
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#endif
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]], [_Exit aligned_alloc atoll canonicalize_file_name free
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getloadavg getsubopt grantpt
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initstate initstate_r mbtowc mkdtemp mkostemp mkostemps mkstemp mkstemps
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posix_memalign posix_openpt ptsname ptsname_r qsort_r
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random random_r reallocarray realpath rpmatch secure_getenv setenv
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setstate setstate_r srandom srandom_r
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strtod strtol strtold strtoll strtoul strtoull unlockpt unsetenv])
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AC_REQUIRE([AC_C_RESTRICT])
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AC_CHECK_DECLS_ONCE([ecvt])
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if test $ac_cv_have_decl_ecvt = no; then
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HAVE_DECL_ECVT=0
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fi
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AC_CHECK_DECLS_ONCE([fcvt])
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if test $ac_cv_have_decl_fcvt = no; then
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HAVE_DECL_FCVT=0
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fi
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AC_CHECK_DECLS_ONCE([gcvt])
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if test $ac_cv_have_decl_gcvt = no; then
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HAVE_DECL_GCVT=0
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fi
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])
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# gl_STDLIB_MODULE_INDICATOR([modulename])
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# sets the shell variable that indicates the presence of the given module
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# to a C preprocessor expression that will evaluate to 1.
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# This macro invocation must not occur in macros that are AC_REQUIREd.
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AC_DEFUN([gl_STDLIB_MODULE_INDICATOR],
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[
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dnl Ensure to expand the default settings once only.
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gl_STDLIB_H_REQUIRE_DEFAULTS
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gl_MODULE_INDICATOR_SET_VARIABLE([$1])
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dnl Define it also as a C macro, for the benefit of the unit tests.
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gl_MODULE_INDICATOR_FOR_TESTS([$1])
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])
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# Initializes the default values for AC_SUBSTed shell variables.
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# This macro must not be AC_REQUIREd. It must only be invoked, and only
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# outside of macros or in macros that are not AC_REQUIREd.
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AC_DEFUN([gl_STDLIB_H_REQUIRE_DEFAULTS],
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[
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m4_defun(GL_MODULE_INDICATOR_PREFIX[_STDLIB_H_MODULE_INDICATOR_DEFAULTS], [
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB__EXIT])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_ALIGNED_ALLOC])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_ATOLL])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CALLOC_GNU])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CALLOC_POSIX])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_CANONICALIZE_FILE_NAME])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FREE_POSIX])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETLOADAVG])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GETSUBOPT])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_GRANTPT])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MALLOC_GNU])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MALLOC_POSIX])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBTOWC])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKDTEMP])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKOSTEMP])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKOSTEMPS])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKSTEMP])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MKSTEMPS])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_POSIX_MEMALIGN])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_POSIX_OPENPT])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PTSNAME])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PTSNAME_R])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_PUTENV])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_QSORT_R])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RANDOM])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RANDOM_R])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOCARRAY])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOC_GNU])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALLOC_POSIX])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_REALPATH])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RPMATCH])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SECURE_GETENV])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SETENV])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOD])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOL])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOLD])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOLL])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOUL])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOULL])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SYSTEM_POSIX])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_UNLOCKPT])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_UNSETENV])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_WCTOMB])
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dnl Support Microsoft deprecated alias function names by default.
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_ECVT], [1])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_FCVT], [1])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_GCVT], [1])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_MKTEMP], [1])
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gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_PUTENV], [1])
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])
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m4_require(GL_MODULE_INDICATOR_PREFIX[_STDLIB_H_MODULE_INDICATOR_DEFAULTS])
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AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
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])
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AC_DEFUN([gl_STDLIB_H_DEFAULTS],
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[
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dnl Assume proper GNU behavior unless another module says otherwise.
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HAVE__EXIT=1; AC_SUBST([HAVE__EXIT])
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HAVE_ALIGNED_ALLOC=1; AC_SUBST([HAVE_ALIGNED_ALLOC])
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HAVE_ATOLL=1; AC_SUBST([HAVE_ATOLL])
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HAVE_CANONICALIZE_FILE_NAME=1; AC_SUBST([HAVE_CANONICALIZE_FILE_NAME])
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HAVE_DECL_ECVT=1; AC_SUBST([HAVE_DECL_ECVT])
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HAVE_DECL_FCVT=1; AC_SUBST([HAVE_DECL_FCVT])
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HAVE_DECL_GCVT=1; AC_SUBST([HAVE_DECL_GCVT])
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HAVE_DECL_GETLOADAVG=1; AC_SUBST([HAVE_DECL_GETLOADAVG])
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HAVE_GETSUBOPT=1; AC_SUBST([HAVE_GETSUBOPT])
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HAVE_GRANTPT=1; AC_SUBST([HAVE_GRANTPT])
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HAVE_INITSTATE=1; AC_SUBST([HAVE_INITSTATE])
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HAVE_DECL_INITSTATE=1; AC_SUBST([HAVE_DECL_INITSTATE])
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HAVE_MBTOWC=1; AC_SUBST([HAVE_MBTOWC])
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HAVE_MKDTEMP=1; AC_SUBST([HAVE_MKDTEMP])
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HAVE_MKOSTEMP=1; AC_SUBST([HAVE_MKOSTEMP])
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HAVE_MKOSTEMPS=1; AC_SUBST([HAVE_MKOSTEMPS])
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HAVE_MKSTEMP=1; AC_SUBST([HAVE_MKSTEMP])
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HAVE_MKSTEMPS=1; AC_SUBST([HAVE_MKSTEMPS])
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HAVE_POSIX_MEMALIGN=1; AC_SUBST([HAVE_POSIX_MEMALIGN])
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HAVE_POSIX_OPENPT=1; AC_SUBST([HAVE_POSIX_OPENPT])
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HAVE_PTSNAME=1; AC_SUBST([HAVE_PTSNAME])
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HAVE_PTSNAME_R=1; AC_SUBST([HAVE_PTSNAME_R])
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HAVE_QSORT_R=1; AC_SUBST([HAVE_QSORT_R])
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HAVE_RANDOM=1; AC_SUBST([HAVE_RANDOM])
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HAVE_RANDOM_H=1; AC_SUBST([HAVE_RANDOM_H])
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HAVE_RANDOM_R=1; AC_SUBST([HAVE_RANDOM_R])
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HAVE_REALLOCARRAY=1; AC_SUBST([HAVE_REALLOCARRAY])
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HAVE_REALPATH=1; AC_SUBST([HAVE_REALPATH])
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HAVE_RPMATCH=1; AC_SUBST([HAVE_RPMATCH])
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HAVE_SECURE_GETENV=1; AC_SUBST([HAVE_SECURE_GETENV])
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HAVE_SETENV=1; AC_SUBST([HAVE_SETENV])
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HAVE_DECL_SETENV=1; AC_SUBST([HAVE_DECL_SETENV])
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HAVE_SETSTATE=1; AC_SUBST([HAVE_SETSTATE])
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HAVE_DECL_SETSTATE=1; AC_SUBST([HAVE_DECL_SETSTATE])
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HAVE_STRTOD=1; AC_SUBST([HAVE_STRTOD])
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HAVE_STRTOL=1; AC_SUBST([HAVE_STRTOL])
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HAVE_STRTOLD=1; AC_SUBST([HAVE_STRTOLD])
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HAVE_STRTOLL=1; AC_SUBST([HAVE_STRTOLL])
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HAVE_STRTOUL=1; AC_SUBST([HAVE_STRTOUL])
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HAVE_STRTOULL=1; AC_SUBST([HAVE_STRTOULL])
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HAVE_STRUCT_RANDOM_DATA=1; AC_SUBST([HAVE_STRUCT_RANDOM_DATA])
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HAVE_SYS_LOADAVG_H=0; AC_SUBST([HAVE_SYS_LOADAVG_H])
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HAVE_UNLOCKPT=1; AC_SUBST([HAVE_UNLOCKPT])
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HAVE_DECL_UNSETENV=1; AC_SUBST([HAVE_DECL_UNSETENV])
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REPLACE_ALIGNED_ALLOC=0; AC_SUBST([REPLACE_ALIGNED_ALLOC])
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REPLACE_CALLOC_FOR_CALLOC_GNU=0; AC_SUBST([REPLACE_CALLOC_FOR_CALLOC_GNU])
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REPLACE_CALLOC_FOR_CALLOC_POSIX=0; AC_SUBST([REPLACE_CALLOC_FOR_CALLOC_POSIX])
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REPLACE_CANONICALIZE_FILE_NAME=0; AC_SUBST([REPLACE_CANONICALIZE_FILE_NAME])
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REPLACE_FREE=0; AC_SUBST([REPLACE_FREE])
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REPLACE_INITSTATE=0; AC_SUBST([REPLACE_INITSTATE])
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REPLACE_MALLOC_FOR_MALLOC_GNU=0; AC_SUBST([REPLACE_MALLOC_FOR_MALLOC_GNU])
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REPLACE_MALLOC_FOR_MALLOC_POSIX=0; AC_SUBST([REPLACE_MALLOC_FOR_MALLOC_POSIX])
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REPLACE_MBTOWC=0; AC_SUBST([REPLACE_MBTOWC])
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REPLACE_MKSTEMP=0; AC_SUBST([REPLACE_MKSTEMP])
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REPLACE_POSIX_MEMALIGN=0; AC_SUBST([REPLACE_POSIX_MEMALIGN])
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REPLACE_PTSNAME=0; AC_SUBST([REPLACE_PTSNAME])
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REPLACE_PTSNAME_R=0; AC_SUBST([REPLACE_PTSNAME_R])
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REPLACE_PUTENV=0; AC_SUBST([REPLACE_PUTENV])
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REPLACE_QSORT_R=0; AC_SUBST([REPLACE_QSORT_R])
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REPLACE_RANDOM=0; AC_SUBST([REPLACE_RANDOM])
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REPLACE_RANDOM_R=0; AC_SUBST([REPLACE_RANDOM_R])
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REPLACE_REALLOC_FOR_REALLOC_GNU=0; AC_SUBST([REPLACE_REALLOC_FOR_REALLOC_GNU])
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REPLACE_REALLOC_FOR_REALLOC_POSIX=0; AC_SUBST([REPLACE_REALLOC_FOR_REALLOC_POSIX])
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REPLACE_REALLOCARRAY=0; AC_SUBST([REPLACE_REALLOCARRAY])
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REPLACE_REALPATH=0; AC_SUBST([REPLACE_REALPATH])
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REPLACE_SETENV=0; AC_SUBST([REPLACE_SETENV])
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REPLACE_SETSTATE=0; AC_SUBST([REPLACE_SETSTATE])
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REPLACE_STRTOD=0; AC_SUBST([REPLACE_STRTOD])
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REPLACE_STRTOL=0; AC_SUBST([REPLACE_STRTOL])
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REPLACE_STRTOLD=0; AC_SUBST([REPLACE_STRTOLD])
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REPLACE_STRTOLL=0; AC_SUBST([REPLACE_STRTOLL])
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REPLACE_STRTOUL=0; AC_SUBST([REPLACE_STRTOUL])
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REPLACE_STRTOULL=0; AC_SUBST([REPLACE_STRTOULL])
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REPLACE_UNSETENV=0; AC_SUBST([REPLACE_UNSETENV])
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REPLACE_WCTOMB=0; AC_SUBST([REPLACE_WCTOMB])
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])
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