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Diffstat (limited to 'gl/m4/eoverflow.m4')
-rw-r--r-- | gl/m4/eoverflow.m4 | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/gl/m4/eoverflow.m4 b/gl/m4/eoverflow.m4 deleted file mode 100644 index 3bffd10e..00000000 --- a/gl/m4/eoverflow.m4 +++ /dev/null @@ -1,70 +0,0 @@ -# eoverflow.m4 serial 2 -dnl Copyright (C) 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. - -dnl From Bruno Haible. - -# The EOVERFLOW errno value ought to be defined in <errno.h>, according to -# POSIX. But some systems (like AIX 3) don't define it, and some systems -# (like OSF/1) define it when _XOPEN_SOURCE_EXTENDED is defined. - -# Define EOVERFLOW as a C macro and as a substituted macro in such a way that -# 1. on all systems, after inclusion of <errno.h>, EOVERFLOW is usable, -# 2. on systems where EOVERFLOW is defined elsewhere, we use the same numeric -# value. - -AC_DEFUN([gl_EOVERFLOW], -[ - AC_REQUIRE([AC_PROG_CC])dnl - - AC_CACHE_CHECK([for EOVERFLOW], ac_cv_decl_EOVERFLOW, [ - AC_EGREP_CPP(yes,[ -#include <errno.h> -#ifdef EOVERFLOW -yes -#endif - ], have_eoverflow=1) - if test -n "$have_eoverflow"; then - dnl EOVERFLOW exists in <errno.h>. Don't need to define EOVERFLOW ourselves. - ac_cv_decl_EOVERFLOW=yes - else - AC_EGREP_CPP(yes,[ -#define _XOPEN_SOURCE_EXTENDED 1 -#include <errno.h> -#ifdef EOVERFLOW -yes -#endif - ], have_eoverflow=1) - if test -n "$have_eoverflow"; then - dnl EOVERFLOW exists but is hidden. - dnl Define it to the same value. - AC_COMPUTE_INT([ac_cv_decl_EOVERFLOW], [EOVERFLOW], [ -#define _XOPEN_SOURCE_EXTENDED 1 -#include <errno.h> -/* The following two lines are a workaround against an autoconf-2.52 bug. */ -#include <stdio.h> -#include <stdlib.h> -]) - else - dnl EOVERFLOW isn't defined by the system. Define EOVERFLOW ourselves, but - dnl don't define it as EINVAL, because snprintf() callers want to - dnl distinguish EINVAL and EOVERFLOW. - ac_cv_decl_EOVERFLOW=E2BIG - fi - fi - ]) - if test "$ac_cv_decl_EOVERFLOW" != yes; then - AC_DEFINE_UNQUOTED([EOVERFLOW], [$ac_cv_decl_EOVERFLOW], - [Define as good substitute value for EOVERFLOW.]) - EOVERFLOW="$ac_cv_decl_EOVERFLOW" - AC_SUBST(EOVERFLOW) - fi -]) - -dnl Autoconf >= 2.61 has AC_COMPUTE_INT built-in. -dnl Remove this when we can assume autoconf >= 2.61. -m4_ifdef([AC_COMPUTE_INT], [], [ - AC_DEFUN([AC_COMPUTE_INT], [_AC_COMPUTE_INT([$2],[$1],[$3],[$4])]) -]) |