Changeset 23427 in vbox for trunk/src/libs/xpcom18a4

Timestamp:

Sep 30, 2009 9:13:45 AM (15 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

53008

Message:

XPCOM: don't override SIGCHLD

File:

• trunk/src/libs/xpcom18a4/nsprpub/pr/src/md/unix/uxproces.c (modified) (3 diffs)

trunk/src/libs/xpcom18a4/nsprpub/pr/src/md/unix/uxproces.c

@@ -160 +160 @@
 #if !defined(_PR_NATIVE_THREADS)
 static void pr_InstallSigchldHandler(void);
+static void (*old_sig_handler)(int) = NULL;
 #endif
 
@@ -797 +798 @@
 
     errno = errnoCopy;
+    if(old_sig_handler && old_sig_handler != SIG_IGN)
+        old_sig_handler(sig);
 }
 
@@ -813 +816 @@
     rv = sigaction(SIGCHLD, &act, &oact);
     PR_ASSERT(0 == rv);
+    old_sig_handler = oact.sa_handler;
     /* Make sure we are not overriding someone else's SIGCHLD handler */
 #ifndef _PR_SHARE_CLONES