summaryrefslogtreecommitdiffstats
path: root/binutils-2.23/libiberty/waitpid.c
diff options
context:
space:
mode:
authorBen Cheng <bccheng@google.com>2013-04-09 11:29:01 -0700
committerBen Cheng <bccheng@google.com>2013-04-09 11:29:01 -0700
commitf226517827d64cc8f9dccb0952731601ac13ef2a (patch)
tree84b1056255b318a87b7a47b2684655660cab66f0 /binutils-2.23/libiberty/waitpid.c
parent30fe22e2cc89991b16ab3853f95c7319574456ce (diff)
downloadtoolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.gz
toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.bz2
toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.zip
Initial checkin for binutils 2.23.2 (needed by aarch64)
Change-Id: I7e5f319e9e632cc0ccc8a4ec1051169ed2849ca4
Diffstat (limited to 'binutils-2.23/libiberty/waitpid.c')
-rw-r--r--binutils-2.23/libiberty/waitpid.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/binutils-2.23/libiberty/waitpid.c b/binutils-2.23/libiberty/waitpid.c
new file mode 100644
index 00000000..fd519d76
--- /dev/null
+++ b/binutils-2.23/libiberty/waitpid.c
@@ -0,0 +1,35 @@
+/*
+
+@deftypefn Supplemental int waitpid (int @var{pid}, int *@var{status}, int)
+
+This is a wrapper around the @code{wait} function. Any ``special''
+values of @var{pid} depend on your implementation of @code{wait}, as
+does the return value. The third argument is unused in @libib{}.
+
+@end deftypefn
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include "ansidecl.h"
+
+/* On some systems (such as WindISS), you must include <sys/types.h>
+ to get the definition of "pid_t" before you include <sys/wait.h>. */
+#include <sys/types.h>
+
+#ifdef HAVE_SYS_WAIT_H
+#include <sys/wait.h>
+#endif
+
+pid_t
+waitpid (pid_t pid, int *stat_loc, int options ATTRIBUTE_UNUSED)
+{
+ for (;;)
+ {
+ int wpid = wait(stat_loc);
+ if (wpid == pid || wpid == -1)
+ return wpid;
+ }
+}