Mercurial > gnulib
view m4/sigpipe.m4 @ 40201:24f6637d57d0
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author | Karl Berry <karl@freefriends.org> |
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date | Sun, 24 Feb 2019 08:05:56 -0800 |
parents | b06060465f09 |
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# sigpipe.m4 serial 2 dnl Copyright (C) 2008-2019 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]) ]) ])