test_cmp: do not use "diff -u" on platforms that lack one

diff --git a/editor.c b/editor.c
index 615f5754d66ba7ea611a4837b1ff802f9f9de598..d8340031d24828483697c10257806efedfe041f5 100644 (file)
--- a/editor.c
+++ b/editor.c
@@ -36,26 +36,9 @@ int launch_editor(const char *path, struct strbuf *buffer, const char *const *en
                return error("Terminal is dumb, but EDITOR unset");
 
        if (strcmp(editor, ":")) {
-               size_t len = strlen(editor);
-               int i = 0;
-               int failed;
-               const char *args[6];
-               struct strbuf arg0 = STRBUF_INIT;
+               const char *args[] = { editor, path, NULL };
 
-               if (strcspn(editor, "|&;<>()$`\\\"' \t\n*?[#~=%") != len) {
-                       /* there are specials */
-                       strbuf_addf(&arg0, "%s \"$@\"", editor);
-                       args[i++] = "sh";
-                       args[i++] = "-c";
-                       args[i++] = arg0.buf;
-               }
-               args[i++] = editor;
-               args[i++] = path;
-               args[i] = NULL;
-
-               failed = run_command_v_opt_cd_env(args, 0, NULL, env);
-               strbuf_release(&arg0);
-               if (failed)
+               if (run_command_v_opt_cd_env(args, RUN_USING_SHELL, NULL, env))
                        return error("There was a problem with the editor '%s'.",
                                        editor);
        }