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New SIGPIPE behavior

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@17903 72102866-910b-0410-8b05-ffd578937521
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CaS 2003-10-16 18:31:38 +00:00
parent 0cd5b3a710
commit d113f2549c
9 changed files with 435 additions and 444 deletions
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45
Source/NSObject.m
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@ -49,6 +49,13 @@
#include <locale.h>
#endif
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
#ifdef HAVE_SYS_SIGNAL_H
#include <sys/signal.h>
#endif
#include "GSPrivate.h"
@ -857,6 +864,43 @@ GSDescriptionForClassMethod(pcl self, SEL aSel)
// See libgnustep-base-entry.m
extern void gnustep_base_socket_init(void);
gnustep_base_socket_init();
#else
#ifdef SIGPIPE
/*
* If SIGPIPE is not handled or ignored, we will abort on any attempt
* to write to a pipe/socket that has been closed by the other end!
* We therefore need to ignore the signal if nothing else is already
* handling it.
*/
#ifdef HAVE_SIGACTION
{
struct sigaction act;
if (sigaction(SIGPIPE, 0, &act) == 0 && act.sa_handler == SIG_DFL)
{
if (sigaction(SIGPIPE, &act, 0) != 0)
{
fprintf(stderr, "Unable to ignore SIGPIPE\n");
}
}
else
{
fprintf(stderr, "Unable to retrieve information about SIGPIPE\n");
}
}
#else
{
void (*handler)(int);
handler = signal(SIGPIPE, SIG_IGN);
if (handler != SIG_DFL)
{
signal(SIGPIPE, handler);
}
}
#endif
#endif
#endif
#ifdef __FreeBSD__
@ -872,6 +916,7 @@ GSDescriptionForClassMethod(pcl self, SEL aSel)
}
#endif
#ifdef HAVE_LOCALE_H
GSSetLocaleC(LC_ALL, ""); // Set up locale from environment.
#endif