* emacsclient.c (IF_LINT): New macro.

(set_local_socket, main): Use it to suppress warnings with
GCC -Wuninitialized.

diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index 46e851faada4f5c70d8996b122e6d705bcdcc425..699eaf4cba9c8497a01050716d48589e8d11a500 100644 (file)
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -6,6 +6,9 @@
        (set_local_socket, main):
        Use const char *, not char *, for pointers that are not assigned
        through.
+       (IF_LINT): New macro.
+       (set_local_socket, main): Use it to suppress warnings with
+       GCC -Wuninitialized.
 
        * emacsclient.c: Redo local variables to avoid shadowing problems.
        (message, socket_status, start_daemon_and_retry_set_socket):

diff --git a/lib-src/emacsclient.c b/lib-src/emacsclient.c
index 9e59c2a4b58699ea948de643a289c9383a5b2a12..251f35873e3880c4129c77728312b9d159d40350 100644 (file)
--- a/lib-src/emacsclient.c
+++ b/lib-src/emacsclient.c
@@ -112,6 +112,13 @@ char *(getcwd) (char *, size_t);
 /* Additional space when allocating buffers for filenames, etc.  */
 #define EXTRA_SPACE 100
 
+/* Use this to suppress gcc's `...may be used before initialized' warnings. */
+#ifdef lint
+# define IF_LINT(Code) Code
+#else
+# define IF_LINT(Code) /* empty */
+#endif
+
 \f
 /* Name used to invoke this program.  */
 const char *progname;
@@ -1191,7 +1198,7 @@ set_local_socket (void)
     int default_sock = !socket_name;
     int saved_errno = 0;
     const char *server_name = "server";
-    const char *tmpdir;
+    const char *tmpdir IF_LINT ( = NULL);
 
     if (socket_name && !strchr (socket_name, '/')
        && !strchr (socket_name, '\\'))
@@ -1493,7 +1500,9 @@ main (int argc, char **argv)
   int rl, needlf = 0;
   char *cwd, *str;
   char string[BUFSIZ+1];
-  int null_socket_name, null_server_file, start_daemon_if_needed;
+  int null_socket_name IF_LINT ( = 0);
+  int null_server_file IF_LINT ( = 0);
+  int start_daemon_if_needed;
   int exit_status = EXIT_SUCCESS;
 
   main_argv = argv;