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-rw-r--r--m4/strtoimax.m434
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diff --git a/m4/strtoimax.m4 b/m4/strtoimax.m4
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+# strtoimax.m4 serial 6
+dnl Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_FUNC_STRTOIMAX],
+[
+ dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57.
+ AC_REQUIRE([AC_PROG_CPP])
+ AC_REQUIRE([AC_PROG_EGREP])
+
+ AC_CACHE_CHECK([whether <inttypes.h> defines strtoimax as a macro],
+ jm_cv_func_strtoimax_macro,
+ [AC_EGREP_CPP([inttypes_h_defines_strtoimax], [#include <inttypes.h>
+#ifdef strtoimax
+ inttypes_h_defines_strtoimax
+#endif],
+ jm_cv_func_strtoimax_macro=yes,
+ jm_cv_func_strtoimax_macro=no)])
+
+ if test "$jm_cv_func_strtoimax_macro" != yes; then
+ AC_REPLACE_FUNCS(strtoimax)
+ if test $ac_cv_func_strtoimax = no; then
+ gl_PREREQ_STRTOIMAX
+ fi
+ fi
+])
+
+# Prerequisites of lib/strtoimax.c.
+AC_DEFUN([gl_PREREQ_STRTOIMAX], [
+ AC_CHECK_DECLS(strtoll)
+ AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
+])