diff options
Diffstat (limited to 'gnulib-m4/fdopen.m4')
| -rw-r--r-- | gnulib-m4/fdopen.m4 | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/gnulib-m4/fdopen.m4 b/gnulib-m4/fdopen.m4 index 685a1bb9..42f928ef 100644 --- a/gnulib-m4/fdopen.m4 +++ b/gnulib-m4/fdopen.m4 @@ -1,5 +1,5 @@ -# fdopen.m4 serial 3 -dnl Copyright (C) 2011-2016 Free Software Foundation, Inc. +# fdopen.m4 serial 4 +dnl Copyright (C) 2011-2017 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. @@ -8,10 +8,13 @@ AC_DEFUN([gl_FUNC_FDOPEN], [ AC_REQUIRE([gl_STDIO_H_DEFAULTS]) AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles - AC_REQUIRE([gl_MSVC_INVAL]) - if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then - REPLACE_FDOPEN=1 - else + m4_ifdef([gl_MSVC_INVAL], [ + AC_REQUIRE([gl_MSVC_INVAL]) + if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then + REPLACE_FDOPEN=1 + fi + ]) + if test $REPLACE_FDOPEN = 0; then dnl Test whether fdopen() sets errno when it fails due to a bad fd argument. AC_CACHE_CHECK([whether fdopen sets errno], [gl_cv_func_fdopen_works], [ |