From: Roy Marples <roy@marples.name>
Date: Wed, 14 May 2008 11:44:01 +0000 (+0000)
Subject: Export the parent pid to the script.
X-Git-Tag: v4.0.2~408
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf6c0cfe0c1fd556f3b9353e36346946d91cac55;p=thirdparty%2Fdhcpcd.git

Export the parent pid to the script.
---

diff --git a/configure.c b/configure.c
index 2db43978..cd241dfc 100644
--- a/configure.c
+++ b/configure.c
@@ -65,7 +65,7 @@ exec_script(const char *script, const char *iface, const char *reason,
 	logger(LOG_DEBUG, "exec `%s'", script);
 
 	/* Make our env */
-	elen = 3;
+	elen = 4;
 	env = xmalloc(sizeof(char *) * (elen + 1));
 	path = getenv("PATH");
 	if (path) {
@@ -80,6 +80,9 @@ exec_script(const char *script, const char *iface, const char *reason,
 	e = strlen("reason") + strlen(reason) + 2;
 	env[2] = xmalloc(e);
 	snprintf(env[2], e, "reason=%s", reason);
+	e = 20;
+	env[3] = xmalloc(e);
+	snprintf(env[3], e, "pid=%d", getpid());
 	if (dhcpo) {
 		e = configure_env(NULL, NULL, dhcpo);
 		if (e > 0) {
diff --git a/dhcpcd.sh.in b/dhcpcd.sh.in
index c5df4e77..7e080254 100644
--- a/dhcpcd.sh.in
+++ b/dhcpcd.sh.in
@@ -104,7 +104,7 @@ set_hostname()
 
 run_test()
 {
-	env | grep "^\(interface\|reason\)="
+	env | grep "^\(interface\|pid\|reason\)="
 	env | grep "^\(new_\|old_\)" | sort
 }