--- a/hotspot/src/share/vm/runtime/os.cpp Tue Mar 15 13:48:21 2016 -0700
+++ b/hotspot/src/share/vm/runtime/os.cpp Thu Mar 17 19:04:01 2016 +0000
@@ -1193,67 +1193,14 @@
return formatted_path;
}
-// returns a PATH of all entries in the given directory that do not start with a '.'
-static char* expand_entries_to_path(char* directory, char fileSep, char pathSep) {
- DIR* dir = os::opendir(directory);
- if (dir == NULL) return NULL;
-
- char* path = NULL;
- size_t path_len = 0; // path length including \0 terminator
-
- size_t directory_len = strlen(directory);
- struct dirent *entry;
- char* dbuf = NEW_C_HEAP_ARRAY(char, os::readdir_buf_size(directory), mtInternal);
- while ((entry = os::readdir(dir, (dirent *) dbuf)) != NULL) {
- const char* name = entry->d_name;
- if (name[0] == '.') continue;
-
- size_t name_len = strlen(name);
- size_t needed = directory_len + name_len + 2;
- size_t new_len = path_len + needed;
- if (path == NULL) {
- path = NEW_C_HEAP_ARRAY(char, new_len, mtInternal);
- } else {
- path = REALLOC_C_HEAP_ARRAY(char, path, new_len, mtInternal);
- }
- if (path == NULL)
- break;
-
- // append <pathSep>directory<fileSep>name
- char* p = path;
- if (path_len > 0) {
- p += (path_len -1);
- *p = pathSep;
- p++;
- }
-
- strcpy(p, directory);
- p += directory_len;
-
- *p = fileSep;
- p++;
-
- strcpy(p, name);
- p += name_len;
-
- path_len = new_len;
- }
-
- FREE_C_HEAP_ARRAY(char, dbuf);
- os::closedir(dir);
-
- return path;
-}
-
bool os::set_boot_path(char fileSep, char pathSep) {
const char* home = Arguments::get_java_home();
int home_len = (int)strlen(home);
- char* sysclasspath = NULL;
struct stat st;
- // modular image if bootmodules.jimage exists
- char* jimage = format_boot_path("%/lib/modules/" BOOT_IMAGE_NAME, home, home_len, fileSep, pathSep);
+ // modular image if "modules" jimage exists
+ char* jimage = format_boot_path("%/lib/" MODULES_IMAGE_NAME, home, home_len, fileSep, pathSep);
if (jimage == NULL) return false;
bool has_jimage = (os::stat(jimage, &st) == 0);
if (has_jimage) {
@@ -1264,23 +1211,16 @@
FREE_C_HEAP_ARRAY(char, jimage);
// check if developer build with exploded modules
- char* modules_dir = format_boot_path("%/modules", home, home_len, fileSep, pathSep);
- if (os::stat(modules_dir, &st) == 0) {
- if ((st.st_mode & S_IFDIR) == S_IFDIR) {
- sysclasspath = expand_entries_to_path(modules_dir, fileSep, pathSep);
- }
+ char* base_classes = format_boot_path("%/modules/java.base", home, home_len, fileSep, pathSep);
+ if (base_classes == NULL) return false;
+ if (os::stat(base_classes, &st) == 0) {
+ Arguments::set_sysclasspath(base_classes);
+ FREE_C_HEAP_ARRAY(char, base_classes);
+ return true;
}
- FREE_C_HEAP_ARRAY(char, modules_dir);
+ FREE_C_HEAP_ARRAY(char, base_classes);
- // fallback to classes
- if (sysclasspath == NULL)
- sysclasspath = format_boot_path("%/classes", home, home_len, fileSep, pathSep);
-
- if (sysclasspath == NULL) return false;
- Arguments::set_sysclasspath(sysclasspath);
- FREE_C_HEAP_ARRAY(char, sysclasspath);
-
- return true;
+ return false;
}
/*