1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
| | # Configure a GNU-like replacement for <string.h>.
# Copyright (C) 2007-2021 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# serial 32
# Written by Paul Eggert.
AC_DEFUN_ONCE([gl_STRING_H],
[
dnl Ensure to expand the default settings once only, before all statements
dnl that occur in other macros.
AC_REQUIRE([gl_STRING_H_DEFAULTS])
gl_NEXT_HEADERS([string.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 <string.h>
]],
[ffsl ffsll memmem mempcpy memrchr rawmemchr stpcpy stpncpy strchrnul
strdup strncat strndup strnlen strpbrk strsep strcasestr strtok_r
strerror_r strerrorname_np sigabbrev_np sigdescr_np strsignal strverscmp])
AC_REQUIRE([AC_C_RESTRICT])
])
# gl_STRING_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_STRING_MODULE_INDICATOR],
[
dnl Ensure to expand the default settings once only.
gl_STRING_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_STRING_H_REQUIRE_DEFAULTS],
[
m4_defun(GL_MODULE_INDICATOR_PREFIX[_STRING_H_MODULE_INDICATOR_DEFAULTS], [
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_EXPLICIT_BZERO])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FFSL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FFSLL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MEMCHR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MEMMEM])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MEMPCPY])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MEMRCHR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_RAWMEMCHR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STPCPY])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STPNCPY])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRCHRNUL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRDUP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRNCAT])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRNDUP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRNLEN])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRPBRK])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRSEP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRSTR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRCASESTR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRTOK_R])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSLEN])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSNLEN])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSCHR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSRCHR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSSTR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSCASECMP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSNCASECMP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSPCASECMP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSCASESTR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSCSPN])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSPBRK])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSSPN])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSSEP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MBSTOK_R])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRERROR])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRERROR_R])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRERRORNAME_NP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SIGABBREV_NP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SIGDESCR_NP])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRSIGNAL])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_STRVERSCMP])
dnl Support Microsoft deprecated alias function names by default.
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_MEMCCPY], [1])
gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_MDA_STRDUP], [1])
])
m4_require(GL_MODULE_INDICATOR_PREFIX[_STRING_H_MODULE_INDICATOR_DEFAULTS])
AC_REQUIRE([gl_STRING_H_DEFAULTS])
])
AC_DEFUN([gl_STRING_H_DEFAULTS],
[
HAVE_MBSLEN=0; AC_SUBST([HAVE_MBSLEN])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_EXPLICIT_BZERO=1; AC_SUBST([HAVE_EXPLICIT_BZERO])
HAVE_FFSL=1; AC_SUBST([HAVE_FFSL])
HAVE_FFSLL=1; AC_SUBST([HAVE_FFSLL])
HAVE_DECL_MEMMEM=1; AC_SUBST([HAVE_DECL_MEMMEM])
HAVE_MEMPCPY=1; AC_SUBST([HAVE_MEMPCPY])
HAVE_DECL_MEMRCHR=1; AC_SUBST([HAVE_DECL_MEMRCHR])
HAVE_RAWMEMCHR=1; AC_SUBST([HAVE_RAWMEMCHR])
HAVE_STPCPY=1; AC_SUBST([HAVE_STPCPY])
HAVE_STPNCPY=1; AC_SUBST([HAVE_STPNCPY])
HAVE_STRCHRNUL=1; AC_SUBST([HAVE_STRCHRNUL])
HAVE_DECL_STRDUP=1; AC_SUBST([HAVE_DECL_STRDUP])
HAVE_DECL_STRNDUP=1; AC_SUBST([HAVE_DECL_STRNDUP])
HAVE_DECL_STRNLEN=1; AC_SUBST([HAVE_DECL_STRNLEN])
HAVE_STRPBRK=1; AC_SUBST([HAVE_STRPBRK])
HAVE_STRSEP=1; AC_SUBST([HAVE_STRSEP])
HAVE_STRCASESTR=1; AC_SUBST([HAVE_STRCASESTR])
HAVE_DECL_STRTOK_R=1; AC_SUBST([HAVE_DECL_STRTOK_R])
HAVE_DECL_STRERROR_R=1; AC_SUBST([HAVE_DECL_STRERROR_R])
HAVE_STRERRORNAME_NP=1; AC_SUBST([HAVE_STRERRORNAME_NP])
HAVE_SIGABBREV_NP=1; AC_SUBST([HAVE_SIGABBREV_NP])
HAVE_SIGDESCR_NP=1; AC_SUBST([HAVE_SIGDESCR_NP])
HAVE_DECL_STRSIGNAL=1; AC_SUBST([HAVE_DECL_STRSIGNAL])
HAVE_STRVERSCMP=1; AC_SUBST([HAVE_STRVERSCMP])
REPLACE_FFSLL=0; AC_SUBST([REPLACE_FFSLL])
REPLACE_MEMCHR=0; AC_SUBST([REPLACE_MEMCHR])
REPLACE_MEMMEM=0; AC_SUBST([REPLACE_MEMMEM])
REPLACE_STPNCPY=0; AC_SUBST([REPLACE_STPNCPY])
REPLACE_STRCHRNUL=0; AC_SUBST([REPLACE_STRCHRNUL])
REPLACE_STRDUP=0; AC_SUBST([REPLACE_STRDUP])
REPLACE_STRNCAT=0; AC_SUBST([REPLACE_STRNCAT])
REPLACE_STRNDUP=0; AC_SUBST([REPLACE_STRNDUP])
REPLACE_STRNLEN=0; AC_SUBST([REPLACE_STRNLEN])
REPLACE_STRSTR=0; AC_SUBST([REPLACE_STRSTR])
REPLACE_STRCASESTR=0; AC_SUBST([REPLACE_STRCASESTR])
REPLACE_STRTOK_R=0; AC_SUBST([REPLACE_STRTOK_R])
REPLACE_STRERROR=0; AC_SUBST([REPLACE_STRERROR])
REPLACE_STRERROR_R=0; AC_SUBST([REPLACE_STRERROR_R])
REPLACE_STRERRORNAME_NP=0; AC_SUBST([REPLACE_STRERRORNAME_NP])
REPLACE_STRSIGNAL=0; AC_SUBST([REPLACE_STRSIGNAL])
UNDEFINE_STRTOK_R=0; AC_SUBST([UNDEFINE_STRTOK_R])
])
|