Added `fork_proc()`.

Which handles forking a process, aswell as exiting the
parent process.

1 files changed, 14 insertions, 0 deletions

diff --git a/pullreqd.c b/pullreqd.c
index 8161c8d..a690b3e 100644
--- a/pullreqd.c
+++ b/pullreqd.c
@@ -7,3 +7,17 @@
 #include <sys/type.h>
 #include <syslog.h>
 #include <unistd.h>
+
+pid_t fork_proc() {
+	/* Fork off the parent. */
+	pid_t pid = fork();
+
+	/* The process id is non zero, so it must be the parent process. */
+	if (pid) {
+		/* Exit with EXIT_FAILURE if the parent's pid is
+		 * negative, otherwise exit with EXIT_SUCCESS.
+		 */
+		exit((pid < 0) ? EXIT_FAILURE : EXIT_SUCCESS);
+	}
+	return pid;
+}