API: fix boinc_resolve_filename_s() to handle symlinks the same as boinc_resolve_filename().

svn path=/trunk/boinc/; revision=15053

checkin_notes

@@ -3243,3 +3243,8 @@ Charlie April 15 2008 (HEAD)
         configure.ac
         version.h
 
+Charlie April 15 2008
+    - API: fix boinc_resolve_filename_s() to handle symlinks the same as 
+        boinc_resolve_filename().
+    lib/
+        app_ipc.C

lib/app_ipc.C

@@ -350,6 +350,11 @@ int boinc_resolve_filename_s(const char *virtual_name, string& physical_name) {
     char buf[512], *p;
     if (!virtual_name) return ERR_NULL;
     physical_name = virtual_name;
+#ifndef _WIN32
+    if (is_symlink(virtual_name)) {
+        return 0;
+    }
+#endif
     FILE *fp = boinc_fopen(virtual_name, "r");
     if (!fp) return ERR_FOPEN;
     buf[0] = 0;