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authorUlrich Drepper <drepper@redhat.com>2004-02-26 17:25:30 +0000
committerUlrich Drepper <drepper@redhat.com>2004-02-26 17:25:30 +0000
commit5db7adc49dc158294c5d4703a3d6419f18938075 (patch)
tree5315d1864d9bed6bf45ace6186feaea41c4fa749 /sysdeps/unix/sysv/linux/sysconf.c
parent17568537740cb4bbeb28608a8ae6ba7a4fcf80c9 (diff)
downloadglibc-5db7adc49dc158294c5d4703a3d6419f18938075.tar.gz
Update.
2004-02-26 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/sysconf.c (__sysconf): Use the official not cancelable interfaces.
Diffstat (limited to 'sysdeps/unix/sysv/linux/sysconf.c')
-rw-r--r--sysdeps/unix/sysv/linux/sysconf.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/sysdeps/unix/sysv/linux/sysconf.c b/sysdeps/unix/sysv/linux/sysconf.c
index 94cba88e90..fff3868805 100644
--- a/sysdeps/unix/sysv/linux/sysconf.c
+++ b/sysdeps/unix/sysv/linux/sysconf.c
@@ -21,6 +21,7 @@
#include <sysdep.h>
#include <time.h>
#include <unistd.h>
+#include <not-cancel.h>
static long int posix_sysconf (int name);
@@ -51,30 +52,27 @@ __sysconf (int name)
{
/* Try to read the information from the /proc/sys/kernel/ngroups_max
file. */
- int fd = __open_nocancel ("/proc/sys/kernel/ngroups_max", O_RDONLY);
+ int fd = open_not_cancel_2 ("/proc/sys/kernel/ngroups_max", O_RDONLY);
if (fd != -1)
{
/* This is more than enough, the file contains a single
integer. */
char buf[32];
- long int res = -1l;
+ ssize_t n;
+ n = TEMP_FAILURE_RETRY (read_not_cancel (fd, buf,
+ sizeof (buf) - 1));
+ close_not_cancel_no_status (fd);
- ssize_t n = __read_nocancel (fd, buf, sizeof (buf) - 1);
if (n > 0)
{
/* Terminate the string. */
buf[n] = '\0';
char *endp;
- res = strtol (buf, &endp, 10);
- if (endp == buf || (*endp != '\0' && *endp != '\n'))
- res = -1l;
+ long int res = strtol (buf, &endp, 10);
+ if (endp != buf && (*endp == '\0' || *endp == '\n'))
+ return res;
}
-
- __close_nocancel (fd);
-
- if (res != -1)
- return res;
}
}
break;