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| author | Lorry Tar Creator <lorry-tar-importer@baserock.org> | 2013-09-22 07:04:10 +0000 |
|---|---|---|
| committer | <> | 2015-02-02 12:02:31 +0000 |
| commit | 23c11479b3ad787adc7a651ee0c4347839e47723 (patch) | |
| tree | 3aa9e1125da84f7e3bd764bbff577c42a766508b /m4/sigpipe.m4 | |
| download | m4-tarball-master.tar.gz | |
Diffstat (limited to 'm4/sigpipe.m4')
| -rw-r--r-- | m4/sigpipe.m4 | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/m4/sigpipe.m4 b/m4/sigpipe.m4 new file mode 100644 index 0000000..169889d --- /dev/null +++ b/m4/sigpipe.m4 @@ -0,0 +1,29 @@ +# sigpipe.m4 serial 2 +dnl Copyright (C) 2008-2013 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 Tests whether SIGPIPE is provided by <signal.h>. +dnl Sets gl_cv_header_signal_h_SIGPIPE. +AC_DEFUN([gl_SIGNAL_SIGPIPE], +[ + 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_SIGNAL_SIGPIPE_BODY]) +]) + +AC_DEFUN([gl_SIGNAL_SIGPIPE_BODY], +[ + AC_REQUIRE([AC_PROG_CC]) + AC_CACHE_CHECK([for SIGPIPE], [gl_cv_header_signal_h_SIGPIPE], [ + AC_EGREP_CPP([booboo],[ +#include <signal.h> +#if !defined SIGPIPE +booboo +#endif + ], + [gl_cv_header_signal_h_SIGPIPE=no], + [gl_cv_header_signal_h_SIGPIPE=yes]) + ]) +]) |