1# stdlib_h.m4 serial 42
2dnl Copyright (C) 2007-2014 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7AC_DEFUN([gl_STDLIB_H],
8[
9  AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
10  gl_NEXT_HEADERS([stdlib.h])
11
12  dnl Check for declarations of anything we want to poison if the
13  dnl corresponding gnulib module is not in use, and which is not
14  dnl guaranteed by C89.
15  gl_WARN_ON_USE_PREPARE([[#include <stdlib.h>
16#if HAVE_SYS_LOADAVG_H
17# include <sys/loadavg.h>
18#endif
19#if HAVE_RANDOM_H
20# include <random.h>
21#endif
22    ]], [_Exit atoll canonicalize_file_name getloadavg getsubopt grantpt
23    initstate initstate_r mkdtemp mkostemp mkostemps mkstemp mkstemps
24    posix_openpt ptsname ptsname_r random random_r realpath rpmatch
25    secure_getenv setenv setstate setstate_r srandom srandom_r
26    strtod strtoll strtoull unlockpt unsetenv])
27])
28
29AC_DEFUN([gl_STDLIB_MODULE_INDICATOR],
30[
31  dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
32  AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
33  gl_MODULE_INDICATOR_SET_VARIABLE([$1])
34  dnl Define it also as a C macro, for the benefit of the unit tests.
35  gl_MODULE_INDICATOR_FOR_TESTS([$1])
36])
37
38AC_DEFUN([gl_STDLIB_H_DEFAULTS],
39[
40  GNULIB__EXIT=0;         AC_SUBST([GNULIB__EXIT])
41  GNULIB_ATOLL=0;         AC_SUBST([GNULIB_ATOLL])
42  GNULIB_CALLOC_POSIX=0;  AC_SUBST([GNULIB_CALLOC_POSIX])
43  GNULIB_CANONICALIZE_FILE_NAME=0;  AC_SUBST([GNULIB_CANONICALIZE_FILE_NAME])
44  GNULIB_GETLOADAVG=0;    AC_SUBST([GNULIB_GETLOADAVG])
45  GNULIB_GETSUBOPT=0;     AC_SUBST([GNULIB_GETSUBOPT])
46  GNULIB_GRANTPT=0;       AC_SUBST([GNULIB_GRANTPT])
47  GNULIB_MALLOC_POSIX=0;  AC_SUBST([GNULIB_MALLOC_POSIX])
48  GNULIB_MBTOWC=0;        AC_SUBST([GNULIB_MBTOWC])
49  GNULIB_MKDTEMP=0;       AC_SUBST([GNULIB_MKDTEMP])
50  GNULIB_MKOSTEMP=0;      AC_SUBST([GNULIB_MKOSTEMP])
51  GNULIB_MKOSTEMPS=0;     AC_SUBST([GNULIB_MKOSTEMPS])
52  GNULIB_MKSTEMP=0;       AC_SUBST([GNULIB_MKSTEMP])
53  GNULIB_MKSTEMPS=0;      AC_SUBST([GNULIB_MKSTEMPS])
54  GNULIB_POSIX_OPENPT=0;  AC_SUBST([GNULIB_POSIX_OPENPT])
55  GNULIB_PTSNAME=0;       AC_SUBST([GNULIB_PTSNAME])
56  GNULIB_PTSNAME_R=0;     AC_SUBST([GNULIB_PTSNAME_R])
57  GNULIB_PUTENV=0;        AC_SUBST([GNULIB_PUTENV])
58  GNULIB_RANDOM=0;        AC_SUBST([GNULIB_RANDOM])
59  GNULIB_RANDOM_R=0;      AC_SUBST([GNULIB_RANDOM_R])
60  GNULIB_REALLOC_POSIX=0; AC_SUBST([GNULIB_REALLOC_POSIX])
61  GNULIB_REALPATH=0;      AC_SUBST([GNULIB_REALPATH])
62  GNULIB_RPMATCH=0;       AC_SUBST([GNULIB_RPMATCH])
63  GNULIB_SECURE_GETENV=0; AC_SUBST([GNULIB_SECURE_GETENV])
64  GNULIB_SETENV=0;        AC_SUBST([GNULIB_SETENV])
65  GNULIB_STRTOD=0;        AC_SUBST([GNULIB_STRTOD])
66  GNULIB_STRTOLL=0;       AC_SUBST([GNULIB_STRTOLL])
67  GNULIB_STRTOULL=0;      AC_SUBST([GNULIB_STRTOULL])
68  GNULIB_SYSTEM_POSIX=0;  AC_SUBST([GNULIB_SYSTEM_POSIX])
69  GNULIB_UNLOCKPT=0;      AC_SUBST([GNULIB_UNLOCKPT])
70  GNULIB_UNSETENV=0;      AC_SUBST([GNULIB_UNSETENV])
71  GNULIB_WCTOMB=0;        AC_SUBST([GNULIB_WCTOMB])
72  dnl Assume proper GNU behavior unless another module says otherwise.
73  HAVE__EXIT=1;              AC_SUBST([HAVE__EXIT])
74  HAVE_ATOLL=1;              AC_SUBST([HAVE_ATOLL])
75  HAVE_CANONICALIZE_FILE_NAME=1;  AC_SUBST([HAVE_CANONICALIZE_FILE_NAME])
76  HAVE_DECL_GETLOADAVG=1;    AC_SUBST([HAVE_DECL_GETLOADAVG])
77  HAVE_GETSUBOPT=1;          AC_SUBST([HAVE_GETSUBOPT])
78  HAVE_GRANTPT=1;            AC_SUBST([HAVE_GRANTPT])
79  HAVE_MKDTEMP=1;            AC_SUBST([HAVE_MKDTEMP])
80  HAVE_MKOSTEMP=1;           AC_SUBST([HAVE_MKOSTEMP])
81  HAVE_MKOSTEMPS=1;          AC_SUBST([HAVE_MKOSTEMPS])
82  HAVE_MKSTEMP=1;            AC_SUBST([HAVE_MKSTEMP])
83  HAVE_MKSTEMPS=1;           AC_SUBST([HAVE_MKSTEMPS])
84  HAVE_POSIX_OPENPT=1;       AC_SUBST([HAVE_POSIX_OPENPT])
85  HAVE_PTSNAME=1;            AC_SUBST([HAVE_PTSNAME])
86  HAVE_PTSNAME_R=1;          AC_SUBST([HAVE_PTSNAME_R])
87  HAVE_RANDOM=1;             AC_SUBST([HAVE_RANDOM])
88  HAVE_RANDOM_H=1;           AC_SUBST([HAVE_RANDOM_H])
89  HAVE_RANDOM_R=1;           AC_SUBST([HAVE_RANDOM_R])
90  HAVE_REALPATH=1;           AC_SUBST([HAVE_REALPATH])
91  HAVE_RPMATCH=1;            AC_SUBST([HAVE_RPMATCH])
92  HAVE_SECURE_GETENV=1;      AC_SUBST([HAVE_SECURE_GETENV])
93  HAVE_SETENV=1;             AC_SUBST([HAVE_SETENV])
94  HAVE_DECL_SETENV=1;        AC_SUBST([HAVE_DECL_SETENV])
95  HAVE_STRTOD=1;             AC_SUBST([HAVE_STRTOD])
96  HAVE_STRTOLL=1;            AC_SUBST([HAVE_STRTOLL])
97  HAVE_STRTOULL=1;           AC_SUBST([HAVE_STRTOULL])
98  HAVE_STRUCT_RANDOM_DATA=1; AC_SUBST([HAVE_STRUCT_RANDOM_DATA])
99  HAVE_SYS_LOADAVG_H=0;      AC_SUBST([HAVE_SYS_LOADAVG_H])
100  HAVE_UNLOCKPT=1;           AC_SUBST([HAVE_UNLOCKPT])
101  HAVE_DECL_UNSETENV=1;      AC_SUBST([HAVE_DECL_UNSETENV])
102  REPLACE_CALLOC=0;          AC_SUBST([REPLACE_CALLOC])
103  REPLACE_CANONICALIZE_FILE_NAME=0;  AC_SUBST([REPLACE_CANONICALIZE_FILE_NAME])
104  REPLACE_MALLOC=0;          AC_SUBST([REPLACE_MALLOC])
105  REPLACE_MBTOWC=0;          AC_SUBST([REPLACE_MBTOWC])
106  REPLACE_MKSTEMP=0;         AC_SUBST([REPLACE_MKSTEMP])
107  REPLACE_PTSNAME=0;         AC_SUBST([REPLACE_PTSNAME])
108  REPLACE_PTSNAME_R=0;       AC_SUBST([REPLACE_PTSNAME_R])
109  REPLACE_PUTENV=0;          AC_SUBST([REPLACE_PUTENV])
110  REPLACE_RANDOM_R=0;        AC_SUBST([REPLACE_RANDOM_R])
111  REPLACE_REALLOC=0;         AC_SUBST([REPLACE_REALLOC])
112  REPLACE_REALPATH=0;        AC_SUBST([REPLACE_REALPATH])
113  REPLACE_SETENV=0;          AC_SUBST([REPLACE_SETENV])
114  REPLACE_STRTOD=0;          AC_SUBST([REPLACE_STRTOD])
115  REPLACE_UNSETENV=0;        AC_SUBST([REPLACE_UNSETENV])
116  REPLACE_WCTOMB=0;          AC_SUBST([REPLACE_WCTOMB])
117])
118