commit b5fc3132eee1c3a783c566440d9132f792d10ec4
author Elliott Hughes <enh@google.com> Thu Jan 29 17:20:47 2015 -0800
committer Elliott Hughes <enh@google.com> Thu Jan 29 17:20:47 2015 -0800
tree da6d62aca3369a42853ff00dd8a093df8b38749f
parent d170bb035dc652b7e350ab7ccca0b1ffa332054e

Add ps --ppid.

Needed for a libcore test.

Change-Id: Ia21ecf5f7bd8be7f1882d0014d7949d40f6841a5

toolbox/ps.c

diff --git a/toolbox/ps.c b/toolbox/ps.c
index 7d6dfa0..d0a8db3 100644
--- a/toolbox/ps.c
+++ b/toolbox/ps.c
@@ -30,6 +30,7 @@
 #define SHOW_ABI 64
 
 static int display_flags = 0;
+static int ppid_filter = 0;
 
 static void print_exe_abi(int pid);
 
@@ -145,6 +146,10 @@
         strcpy(user,pw->pw_name);
     }
 
+    if(ppid_filter != 0 && ppid != ppid_filter) {
+        return 0;
+    }
+
     if(!namefilter || !strncmp(cmdline[0] ? cmdline : name, namefilter, strlen(namefilter))) {
         if (display_flags & SHOW_MACLABEL) {
             fd = open(macline, O_RDONLY);
@@ -266,6 +271,10 @@
             display_flags |= SHOW_CPU;
         } else if(!strcmp(argv[1],"--abi")) {
             display_flags |= SHOW_ABI;
+        } else if(!strcmp(argv[1],"--ppid")) {
+            ppid_filter = atoi(argv[2]);
+            argc--;
+            argv++;
         } else if(isdigit(argv[1][0])){
             pidfilter = atoi(argv[1]);
         } else {