am 60cc993e: Support -Xbootclasspath/a and /p for dvmProcessOptions in dalvik/vm/Init.c

Merge commit '60cc993e5afb3327482b172cc7e54c469b231741' into gingerbread-plus-aosp

* commit '60cc993e5afb3327482b172cc7e54c469b231741':
  Support -Xbootclasspath/a and /p for dvmProcessOptions in dalvik/vm/Init.c

1 files changed, 33 insertions, 5 deletions

diff --git a/vm/Init.c b/vm/Init.c
index 24513f3fa..a92ec265d 100644
--- a/vm/Init.c
+++ b/vm/Init.c
@@ -723,11 +723,39 @@ static int dvmProcessOptions(int argc, const char* const argv[],
             free(gDvm.bootClassPathStr);
             gDvm.bootClassPathStr = strdup(path);
 
-            /*
-             * TODO: support -Xbootclasspath/a and /p, which append or
-             * prepend to the default bootclasspath.  We set the default
-             * path earlier.
-             */
+        } else if (strncmp(argv[i], "-Xbootclasspath/a:",
+                sizeof("-Xbootclasspath/a:")-1) == 0) {
+            const char* appPath = argv[i] + sizeof("-Xbootclasspath/a:")-1;
+
+            if (*(appPath) == '\0') {
+                dvmFprintf(stderr, "Missing appending bootclasspath path list\n");
+                return -1;
+            }
+            char* allPath;
+
+            if (asprintf(&allPath, "%s:%s", gDvm.bootClassPathStr, appPath) < 0) {
+                dvmFprintf(stderr, "Can't append to bootclasspath path list\n");
+                return -1;
+            }
+            free(gDvm.bootClassPathStr);
+            gDvm.bootClassPathStr = allPath;
+
+        } else if (strncmp(argv[i], "-Xbootclasspath/p:",
+                sizeof("-Xbootclasspath/p:")-1) == 0) {
+            const char* prePath = argv[i] + sizeof("-Xbootclasspath/p:")-1;
+
+            if (*(prePath) == '\0') {
+                dvmFprintf(stderr, "Missing prepending bootclasspath path list\n");
+                return -1;
+            }
+            char* allPath;
+
+            if (asprintf(&allPath, "%s:%s", prePath, gDvm.bootClassPathStr) < 0) {
+                dvmFprintf(stderr, "Can't prepend to bootclasspath path list\n");
+                return -1;
+            }
+            free(gDvm.bootClassPathStr);
+            gDvm.bootClassPathStr = allPath;
 
         } else if (strncmp(argv[i], "-D", 2) == 0) {
             /* set property */