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| author | Christopher Faylor <me@cgf.cx> | 2001-09-14 04:37:57 +0000 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2001-09-14 04:37:57 +0000 |
| commit | 25e40ae6aa4b51f08c60bab3d11bb28a9efc2847 (patch) | |
| tree | e5487aeb356ac3cc1009e2adf1d0762983a9fc30 | |
| parent | 02a9889121d3e5c23bd6aabfe1ed6e37fa43a54a (diff) | |
| download | cygnal-25e40ae6aa4b51f08c60bab3d11bb28a9efc2847.tar.gz cygnal-25e40ae6aa4b51f08c60bab3d11bb28a9efc2847.tar.bz2 cygnal-25e40ae6aa4b51f08c60bab3d11bb28a9efc2847.zip | |
* fork.cc (vfork): Avoid recursive vforks.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 4 | ||||
| -rw-r--r-- | winsup/cygwin/fork.cc | 6 |
2 files changed, 9 insertions, 1 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index ddf8cd82d..299b0d635 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,3 +1,7 @@ +Fri Sep 14 00:37:54 2001 Christopher Faylor <cgf@cygnus.com> + + * fork.cc (vfork): Avoid recursive vforks. + Fri Sep 14 00:18:52 2001 Christopher Faylor <cgf@cygnus.com> * fhandler.h (fhandler_pipe::is_slow): Return true only if pipes are diff --git a/winsup/cygwin/fork.cc b/winsup/cygwin/fork.cc index 83e25393f..b2f4d7c84 100644 --- a/winsup/cygwin/fork.cc +++ b/winsup/cygwin/fork.cc @@ -705,6 +705,8 @@ vfork () if (vf == NULL) vf = vfork_storage.create (); + else if (vf->pid) + return fork (); if (!setjmp (vf->j)) { @@ -735,6 +737,8 @@ vfork () exit (exitval); } - return vf->pid; + int pid = vf->pid; + vf->pid = 0; + return pid; #endif } |