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authorUlrich Drepper <drepper@redhat.com>2003-05-21 19:31:11 +0000
committerUlrich Drepper <drepper@redhat.com>2003-05-21 19:31:11 +0000
commit2e1198646d3beea12bf94f9eca147b4378c65e70 (patch)
tree8059ce6131cc6346b36e8f750ca8f45a940c25c4 /sysdeps/unix/sysv/linux/s390/system.c
parent398256ea61b263d7ee22ac6b0045c5caa2fb30f6 (diff)
Update.
2003-05-21 Petter Reinholdtsen <pere@hungry.com> * locale/programs/locale.c (main): Report an error if setlocale() fails [PR libc/2254]. 2003-05-21 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/s390/system.c: New file. 2003-05-21 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h (LOADARGS_0, LOADARGS_1, LOADARGS_2, LOADARGS_3, LOADARGS_4, LOADARGS_5, LOADARGS_6): Don't error if syscall argument is a string literal. * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h (LOADARGS_0, LOADARGS_1, LOADARGS_2, LOADARGS_3, LOADARGS_4, LOADARGS_5, LOADARGS_6): Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/system.c')
-rw-r--r--sysdeps/unix/sysv/linux/s390/system.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/system.c b/sysdeps/unix/sysv/linux/s390/system.c
new file mode 100644
index 0000000000..13a1331ad3
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/s390/system.c
@@ -0,0 +1,34 @@
+/* Copyright (C) 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <kernel-features.h>
+
+/* We have to and actually can handle cancelable system(). The big
+ problem: we have to kill the child process if necessary. To do
+ this a cleanup handler has to be registered and is has to be able
+ to find the PID of the child. The main problem is to reliable have
+ the PID when needed. It is not necessary for the parent thread to
+ return. It might still be in the kernel when the cancellation
+ request comes. Therefore we have to use the clone() calls ability
+ to have the kernel write the PID into the user-level variable. */
+#ifdef __ASSUME_CLONE_THREAD_FLAGS
+# define FORK() \
+ INLINE_SYSCALL (clone, 3, 0, CLONE_PARENT_SETTID | SIGCHLD, &pid)
+#endif
+
+#include "../system.c"