| 1 | # Configure a replacement for <strings.h>.
|
|---|
| 2 | # serial 6
|
|---|
| 3 |
|
|---|
| 4 | # Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc.
|
|---|
| 5 | # This file is free software; the Free Software Foundation
|
|---|
| 6 | # gives unlimited permission to copy and/or distribute it,
|
|---|
| 7 | # with or without modifications, as long as this notice is preserved.
|
|---|
| 8 |
|
|---|
| 9 | AC_DEFUN([gl_HEADER_STRINGS_H],
|
|---|
| 10 | [
|
|---|
| 11 | dnl Use AC_REQUIRE here, so that the default behavior below is expanded
|
|---|
| 12 | dnl once only, before all statements that occur in other macros.
|
|---|
| 13 | AC_REQUIRE([gl_HEADER_STRINGS_H_BODY])
|
|---|
| 14 | ])
|
|---|
| 15 |
|
|---|
| 16 | AC_DEFUN([gl_HEADER_STRINGS_H_BODY],
|
|---|
| 17 | [
|
|---|
| 18 | AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
|
|---|
| 19 |
|
|---|
| 20 | gl_CHECK_NEXT_HEADERS([strings.h])
|
|---|
| 21 | if test $ac_cv_header_strings_h = yes; then
|
|---|
| 22 | HAVE_STRINGS_H=1
|
|---|
| 23 | else
|
|---|
| 24 | HAVE_STRINGS_H=0
|
|---|
| 25 | fi
|
|---|
| 26 | AC_SUBST([HAVE_STRINGS_H])
|
|---|
| 27 |
|
|---|
| 28 | dnl Check for declarations of anything we want to poison if the
|
|---|
| 29 | dnl corresponding gnulib module is not in use.
|
|---|
| 30 | gl_WARN_ON_USE_PREPARE([[
|
|---|
| 31 | /* Minix 3.1.8 has a bug: <sys/types.h> must be included before
|
|---|
| 32 | <strings.h>. */
|
|---|
| 33 | #include <sys/types.h>
|
|---|
| 34 | #include <strings.h>
|
|---|
| 35 | ]], [ffs strcasecmp strncasecmp])
|
|---|
| 36 | ])
|
|---|
| 37 |
|
|---|
| 38 | AC_DEFUN([gl_STRINGS_MODULE_INDICATOR],
|
|---|
| 39 | [
|
|---|
| 40 | dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
|
|---|
| 41 | AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
|
|---|
| 42 | gl_MODULE_INDICATOR_SET_VARIABLE([$1])
|
|---|
| 43 | ])
|
|---|
| 44 |
|
|---|
| 45 | AC_DEFUN([gl_HEADER_STRINGS_H_DEFAULTS],
|
|---|
| 46 | [
|
|---|
| 47 | GNULIB_FFS=0; AC_SUBST([GNULIB_FFS])
|
|---|
| 48 | dnl Assume proper GNU behavior unless another module says otherwise.
|
|---|
| 49 | HAVE_FFS=1; AC_SUBST([HAVE_FFS])
|
|---|
| 50 | HAVE_STRCASECMP=1; AC_SUBST([HAVE_STRCASECMP])
|
|---|
| 51 | HAVE_DECL_STRNCASECMP=1; AC_SUBST([HAVE_DECL_STRNCASECMP])
|
|---|
| 52 | ])
|
|---|