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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:46:53 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:46:53 +0000
commit19da58be2d9359a9641381feb559be0b918ef710 (patch)
tree109724175f07436696f51b14b5abbd3f4d704d6d /lib/get_pid.c
parentInitial commit. (diff)
downloadshadow-19da58be2d9359a9641381feb559be0b918ef710.tar.xz
shadow-19da58be2d9359a9641381feb559be0b918ef710.zip
Adding upstream version 1:4.13+dfsg1.upstream/1%4.13+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--lib/get_pid.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/lib/get_pid.c b/lib/get_pid.c
new file mode 100644
index 0000000..383eb69
--- /dev/null
+++ b/lib/get_pid.c
@@ -0,0 +1,31 @@
+/*
+ * SPDX-FileCopyrightText: 2009 , Nicolas François
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <config.h>
+
+#ident "$Id$"
+
+#include "prototypes.h"
+#include "defines.h"
+
+int get_pid (const char *pidstr, pid_t *pid)
+{
+ long long int val;
+ char *endptr;
+
+ errno = 0;
+ val = strtoll (pidstr, &endptr, 10);
+ if ( ('\0' == *pidstr)
+ || ('\0' != *endptr)
+ || (ERANGE == errno)
+ || (/*@+longintegral@*/val != (pid_t)val)/*@=longintegral@*/) {
+ return 0;
+ }
+
+ *pid = (pid_t)val;
+ return 1;
+}
+