# Configure a GNU-like replacement for <string.h>.

# Copyright (C) 2007-2010 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 17

# Written by Paul Eggert.

AC_DEFUN([gl_HEADER_STRING_H],

[

dnl Use AC_REQUIRE here, so that the default behavior below is expanded

dnl once only, before all statements that occur in other macros.

AC_REQUIRE([gl_HEADER_STRING_H_BODY])

])

AC_DEFUN([gl_HEADER_STRING_H_BODY],

[

AC_REQUIRE([AC_C_RESTRICT])

AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])

gl_CHECK_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>

]],

[memmem mempcpy memrchr rawmemchr stpcpy stpncpy strchrnul strdup

strncat strndup strnlen strpbrk strsep strcasestr strtok_r strsignal

strverscmp])

])

AC_DEFUN([gl_STRING_MODULE_INDICATOR],

[

dnl Use AC_REQUIRE here, so that the default settings are expanded once only.

AC_REQUIRE([gl_HEADER_STRING_H_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])

])

AC_DEFUN([gl_HEADER_STRING_H_DEFAULTS],

[

GNULIB_MEMCHR=0; AC_SUBST([GNULIB_MEMCHR])

GNULIB_MEMMEM=0; AC_SUBST([GNULIB_MEMMEM])

GNULIB_MEMPCPY=0; AC_SUBST([GNULIB_MEMPCPY])

GNULIB_MEMRCHR=0; AC_SUBST([GNULIB_MEMRCHR])

GNULIB_RAWMEMCHR=0; AC_SUBST([GNULIB_RAWMEMCHR])

GNULIB_STPCPY=0; AC_SUBST([GNULIB_STPCPY])

GNULIB_STPNCPY=0; AC_SUBST([GNULIB_STPNCPY])

GNULIB_STRCHRNUL=0; AC_SUBST([GNULIB_STRCHRNUL])

GNULIB_STRDUP=0; AC_SUBST([GNULIB_STRDUP])

GNULIB_STRNCAT=0; AC_SUBST([GNULIB_STRNCAT])

GNULIB_STRNDUP=0; AC_SUBST([GNULIB_STRNDUP])

GNULIB_STRNLEN=0; AC_SUBST([GNULIB_STRNLEN])

GNULIB_STRPBRK=0; AC_SUBST([GNULIB_STRPBRK])

GNULIB_STRSEP=0; AC_SUBST([GNULIB_STRSEP])

GNULIB_STRSTR=0; AC_SUBST([GNULIB_STRSTR])

GNULIB_STRCASESTR=0; AC_SUBST([GNULIB_STRCASESTR])

GNULIB_STRTOK_R=0; AC_SUBST([GNULIB_STRTOK_R])

GNULIB_MBSLEN=0; AC_SUBST([GNULIB_MBSLEN])

GNULIB_MBSNLEN=0; AC_SUBST([GNULIB_MBSNLEN])

GNULIB_MBSCHR=0; AC_SUBST([GNULIB_MBSCHR])

GNULIB_MBSRCHR=0; AC_SUBST([GNULIB_MBSRCHR])

GNULIB_MBSSTR=0; AC_SUBST([GNULIB_MBSSTR])

GNULIB_MBSCASECMP=0; AC_SUBST([GNULIB_MBSCASECMP])

GNULIB_MBSNCASECMP=0; AC_SUBST([GNULIB_MBSNCASECMP])

GNULIB_MBSPCASECMP=0; AC_SUBST([GNULIB_MBSPCASECMP])

GNULIB_MBSCASESTR=0; AC_SUBST([GNULIB_MBSCASESTR])

GNULIB_MBSCSPN=0; AC_SUBST([GNULIB_MBSCSPN])

GNULIB_MBSPBRK=0; AC_SUBST([GNULIB_MBSPBRK])

GNULIB_MBSSPN=0; AC_SUBST([GNULIB_MBSSPN])

GNULIB_MBSSEP=0; AC_SUBST([GNULIB_MBSSEP])

GNULIB_MBSTOK_R=0; AC_SUBST([GNULIB_MBSTOK_R])

GNULIB_STRERROR=0; AC_SUBST([GNULIB_STRERROR])

GNULIB_STRSIGNAL=0; AC_SUBST([GNULIB_STRSIGNAL])

GNULIB_STRVERSCMP=0; AC_SUBST([GNULIB_STRVERSCMP])

HAVE_MBSLEN=0; AC_SUBST([HAVE_MBSLEN])

dnl Assume proper GNU behavior unless another module says otherwise.

HAVE_MEMCHR=1; AC_SUBST([HAVE_MEMCHR])

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_STRSIGNAL=1; AC_SUBST([HAVE_DECL_STRSIGNAL])

HAVE_STRVERSCMP=1; AC_SUBST([HAVE_STRVERSCMP])

REPLACE_MEMCHR=0; AC_SUBST([REPLACE_MEMCHR])

REPLACE_MEMMEM=0; AC_SUBST([REPLACE_MEMMEM])

REPLACE_STPNCPY=0; AC_SUBST([REPLACE_STPNCPY])

REPLACE_STRDUP=0; AC_SUBST([REPLACE_STRDUP])

REPLACE_STRSTR=0; AC_SUBST([REPLACE_STRSTR])

REPLACE_STRCASESTR=0; AC_SUBST([REPLACE_STRCASESTR])

REPLACE_STRERROR=0; AC_SUBST([REPLACE_STRERROR])

REPLACE_STRNCAT=0; AC_SUBST([REPLACE_STRNCAT])

REPLACE_STRNDUP=0; AC_SUBST([REPLACE_STRNDUP])

REPLACE_STRNLEN=0; AC_SUBST([REPLACE_STRNLEN])

REPLACE_STRSIGNAL=0; AC_SUBST([REPLACE_STRSIGNAL])

REPLACE_STRTOK_R=0; AC_SUBST([REPLACE_STRTOK_R])

UNDEFINE_STRTOK_R=0; AC_SUBST([UNDEFINE_STRTOK_R])

])