diff --git a/js/src/jsfile.c b/js/src/jsfile.c index 4f9b51386486..6b99ae296ff4 100644 --- a/js/src/jsfile.c +++ b/js/src/jsfile.c @@ -462,7 +462,7 @@ js_canonicalPath(JSContext *cx, char *oldpath) /* file:// support. */ if (!strncmp(path, URL_PREFIX, strlen(URL_PREFIX))) { tmp = js_canonicalPath(cx, path + strlen(URL_PREFIX)); - JS_free(path); + JS_free(cx, path); return tmp; } @@ -1172,12 +1172,29 @@ js_parent(JSContext *cx, JSFile *file, jsval *resultp) return JS_TRUE; } -static jsval -js_name(JSContext *cx, JSFile *file){ - /* XXX This needs to return PRBool and handle failure. */ - return file->isPipe - ? JSVAL_VOID - : STRING_TO_JSVAL(JS_NewString(cx, js_fileBaseName(cx, file->path))); +static JSBool +js_name(JSContext *cx, JSFile *file, jsval *vp) +{ + char *name; + JSString *str; + + if (file->isPipe) { + *vp = JSVAL_VOID; + return JS_TRUE; + } + + name = js_fileBaseName(cx, file->path); + if (!name) + return JS_FALSE; + + str = JS_NewString(cx, name, strlen(name)); + if (!str) { + JS_free(cx, name); + return JS_FALSE; + } + + *vp = STRING_TO_JSVAL(str); + return JS_TRUE; } /* ------------------------------ File object methods ---------------------------- */ @@ -1769,7 +1786,7 @@ file_readln(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) eof: if (offset == 0) { - *rval = JSVAL_FALSE; + *rval = JSVAL_NULL; return JS_TRUE; } @@ -2246,15 +2263,16 @@ static JSBool file_getProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp) { JSFile *file = JS_GetInstancePrivate(cx, obj, &file_class, NULL); - char *str; + char *bytes; + JSString *str; jsint tiny; PRFileInfo info; - JSBool flag; - PRExplodedTime - expandedTime; + JSBool flag; + PRExplodedTime expandedTime; tiny = JSVAL_TO_INT(id); - if(!file) return JS_TRUE; + if (!file) + return JS_TRUE; switch (tiny) { case FILE_PARENT: @@ -2263,10 +2281,14 @@ file_getProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp) return JS_FALSE; break; case FILE_PATH: - *vp = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, file->path)); + str = JS_NewStringCopyZ(cx, file->path); + if (!str) + return JS_FALSE; + *vp = STRING_TO_JSVAL(str); break; case FILE_NAME: - *vp = js_name(cx, file); + if (!js_name(cx, file, vp)) + return JS_FALSE; break; case FILE_ISDIR: SECURITY_CHECK(cx, NULL, "isDirectory", file); @@ -2339,47 +2361,47 @@ file_getProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp) case FILE_MODE: SECURITY_CHECK(cx, NULL, "mode", file); JSFILE_CHECK_OPEN("mode"); - str = (char*)JS_malloc(cx, MODE_SIZE); - str[0] = '\0'; + bytes = JS_malloc(cx, MODE_SIZE); + bytes[0] = '\0'; flag = JS_FALSE; if ((file->mode&PR_RDONLY)==PR_RDONLY) { - if (flag) strcat(str, ","); - strcat(str, "read"); + if (flag) strcat(bytes, ","); + strcat(bytes, "read"); flag = JS_TRUE; } if ((file->mode&PR_WRONLY)==PR_WRONLY) { - if (flag) strcat(str, ","); - strcat(str, "write"); + if (flag) strcat(bytes, ","); + strcat(bytes, "write"); flag = JS_TRUE; } if ((file->mode&PR_RDWR)==PR_RDWR) { - if (flag) strcat(str, ","); - strcat(str, "readWrite"); + if (flag) strcat(bytes, ","); + strcat(bytes, "readWrite"); flag = JS_TRUE; } if ((file->mode&PR_APPEND)==PR_APPEND) { - if (flag) strcat(str, ","); - strcat(str, "append"); + if (flag) strcat(bytes, ","); + strcat(bytes, "append"); flag = JS_TRUE; } if ((file->mode&PR_CREATE_FILE)==PR_CREATE_FILE) { - if (flag) strcat(str, ","); - strcat(str, "create"); + if (flag) strcat(bytes, ","); + strcat(bytes, "create"); flag = JS_TRUE; } if ((file->mode&PR_TRUNCATE)==PR_TRUNCATE) { - if (flag) strcat(str, ","); - strcat(str, "replace"); + if (flag) strcat(bytes, ","); + strcat(bytes, "replace"); flag = JS_TRUE; } if (file->hasAutoflush) { - if (flag) strcat(str, ","); - strcat(str, "hasAutoFlush"); + if (flag) strcat(bytes, ","); + strcat(bytes, "hasAutoFlush"); flag = JS_TRUE; } - *vp = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, str)); - JS_free(cx, str); + *vp = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, bytes)); + JS_free(cx, bytes); break; case FILE_CREATED: SECURITY_CHECK(cx, NULL, "creationTime", file); @@ -2489,31 +2511,39 @@ file_getProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp) break; default: SECURITY_CHECK(cx, NULL, "file_access", file); - /* this is some other property -- try to use the dir["file"] syntax */ - if(js_isDirectory(cx, file)){ - PRDir *dir = NULL; - PRDirEntry *entry = NULL; - char *prop_name = JS_GetStringBytes(JS_ValueToString(cx, id)); + + /* this is some other property -- try to use the dir["file"] syntax */ + if (js_isDirectory(cx, file)) { + PRDir *dir = NULL; + PRDirEntry *entry = NULL; + char *prop_name; + + str = JS_ValueToString(cx, id); + if (!str) + return JS_FALSE; + + prop_name = JS_GetStringBytes(str); /* no native files past this point */ dir = PR_OpenDir(file->path); if(!dir) { /* This is probably not a directory */ - JS_ReportWarning(cx, "Can't open directory %s", file->path); + JS_ReportWarning(cx, "Can't open directory %s", file->path); return JS_FALSE; } - while((entry = PR_ReadDir(dir, PR_SKIP_NONE))!=NULL){ - if(!strcmp(entry->name, prop_name)){ - str = js_combinePath(cx, file->path, prop_name); - *vp = OBJECT_TO_JSVAL(js_NewFileObject(cx, str)); - JS_free(cx, str); + while ((entry = PR_ReadDir(dir, PR_SKIP_NONE)) != NULL) { + if (!strcmp(entry->name, prop_name)){ + bytes = js_combinePath(cx, file->path, prop_name); + *vp = OBJECT_TO_JSVAL(js_NewFileObject(cx, bytes)); + JS_free(cx, bytes); return JS_TRUE; - } - } - } + } + } + } } return JS_TRUE; + out: return JS_FALSE; }