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* process.c (rb_f_system): block SIGCHLD during the process

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execution, like glibc system(3) does.  [ruby-talk:202361]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10563 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2006-07-18 14:36:15 +00:00
parent 1921fbce45
commit 6b87ac68db
2 changed files with 20 additions and 10 deletions
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12
ChangeLog
View file

@ -1,3 +1,8 @@
Tue Jul 18 22:10:13 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* process.c (rb_f_system): block SIGCHLD during the process
execution, like glibc system(3) does. [ruby-talk:202361]
Tue Jul 18 23:10:43 2006 NAKAMURA Usaku <usa@ruby-lang.org>
* win32/win32.c (open_ifs_socket): should not use plain malloc.
@ -7,7 +12,7 @@ Tue Jul 18 23:10:43 2006 NAKAMURA Usaku <usa@ruby-lang.org>
Tue Jul 18 16:52:29 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* eval.c (yield_under_i): argument should be passed in avalue
from. [ruby-dev:29044]
form. [ruby-dev:29044]
Tue Jul 18 15:49:42 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
@ -29,11 +34,6 @@ Tue Jul 18 15:19:07 2006 NAKAMURA Usaku <usa@ruby-lang.org>
* missing/vsnprintf.c (BSD__uqtoa): new function to support LLP64.
all changes are derived from [ruby-dev:29045]
Tue Jul 18 14:38:40 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* process.c (rb_f_system): call rb_sys_fail(0) if rb_last_status
is nil. [ruby-talk:202361]
Tue Jul 18 14:03:02 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* lib/webrick/httpserver.rb (WEBrick::HTTPServer::unmount): remove

18
process.c
View file

@ -1583,18 +1583,28 @@ rb_spawn(int argc, VALUE *argv)
* *
*/
#if defined(SIGCLD) && !defined(SIGCHLD)
# define SIGCHLD SIGCLD
#endif
static VALUE
rb_f_system(int argc, VALUE *argv)
{
int status;
RETSIGTYPE (*chfunc)(int);
chfunc = signal(SIGCHLD, SIG_DFL);
status = rb_spawn(argc, argv);
if (status == -1) rb_sys_fail(RSTRING(argv[0])->ptr);
if (status > 0) {
#if defined(HAVE_FORK) || defined(HAVE_SPAWNV)
rb_syswait(status);
if (NIL_P(rb_last_status)) rb_sys_fail(0);
status = NUM2INT(rb_last_status);
rb_syswait(status);
#endif
}
signal(SIGCHLD, chfunc);
if (status < 0) {
rb_sys_fail(RSTRING(argv[0])->ptr);
}
status = NUM2INT(rb_last_status);
if (status == EXIT_SUCCESS) return Qtrue;
return Qfalse;
}