Merge lp:~mc-return/upstart/upstart.merge-reduce-scopes-of-various-variables into lp:upstart

[MC Return]

Reduced the scope of various variables.

Reduces the scope of various variables.

[lp:~mc-return/upstart/upstart.merge-reduce-scopes-of-various-variables]

1384. By MC Return on 2012-08-09

Fixed wrong variable type (it was unsigned long, not unsigned int)

[James Hunt (jamesodhunt)]

Thank you for the contribution, however I'm not entirely convinced of the need to make these changes.

If you'd like to help out in other ways, I'd encourage you to take a look at the bug list:

    https://bugs.launchpad.net/upstart

Thanks for taking an interest!

Unmerged revisions

1384. By MC Return on 2012-08-09

Fixed wrong variable type (it was unsigned long, not unsigned int)

1383. By MC Return on 2012-08-09

Reduced the scope of the variable upstart_instance

1382. By MC Return on 2012-08-09

Reduced the scope of the variable 'oom_adj'

1381. By MC Return on 2012-08-09

Reduced the scope of the variable 'status'

1380. By MC Return on 2012-08-09

Reduced the scope of the variable 'flags'

1379. By MC Return on 2012-08-09

Reduced the scope of the variable 'ret'

1378. By MC Return on 2012-08-09

Reduced the scope of the variable 'filename'

=== modified file 'init/job_process.c'
--- init/job_process.c	2012-08-02 08:57:20 +0000
+++ init/job_process.c	2012-08-09 07:49:18 +0000
@@ -405,7 +405,6 @@
 	int             pty_master = -1;
 	int             pty_slave = -1;
 	char            pts_name[PATH_MAX];
-	char            filename[PATH_MAX];
 	FILE           *fd;
 	int             user_job = FALSE;
 	nih_local char *user_dir = NULL;
@@ -783,6 +782,7 @@
 	 */
 	if (class->oom_score_adj != JOB_DEFAULT_OOM_SCORE_ADJ) {
 		int oom_value;
+		char filename[PATH_MAX];
 		snprintf (filename, sizeof (filename),
 			  "/proc/%d/oom_score_adj", getpid ());
 		oom_value = class->oom_score_adj;
 
=== modified file 'init/log.c'
--- init/log.c	2012-03-16 21:06:11 +0000
+++ init/log.c	2012-08-09 07:49:18 +0000
@@ -208,9 +208,6 @@
 static void
 log_flush (Log *log)
 {
-	int ret;
-	int flags;
-
 	nih_assert (log);
 
 	/* User job logging not currently available */
@@ -223,6 +220,7 @@
 	 * If any failures occur at this stage, we are powerless.
 	 */
 	if (log->unflushed->len) {
+		int ret;
 		if (log_file_open (log) < 0)
 			goto out;
 
@@ -246,7 +244,7 @@
 		if (! log->remote_closed)
 			log_read_watch (log);
 
-		flags = fcntl (log->io->watch->fd, F_GETFL);
+		int flags = fcntl (log->io->watch->fd, F_GETFL);
 
 		if (flags < 0 && errno == EBADF) {
 			/* The watch fd is now known to be invalid, so disable
 
=== modified file 'init/parse_job.c'
--- init/parse_job.c	2012-02-16 15:45:41 +0000
+++ init/parse_job.c	2012-08-09 07:49:18 +0000
@@ -1847,7 +1847,6 @@
 			nih_return_error (-1, PARSE_ILLEGAL_INTERVAL,
 					  _(PARSE_ILLEGAL_INTERVAL_STR));
 	} else if (! strcmp (arg, "signal")) {
-		unsigned long   status;
 		nih_local char *sigarg = NULL;
 		int		signal;
 
@@ -1865,7 +1864,7 @@
 		signal = nih_signal_from_name (sigarg);
 		if (signal < 0) {
 			errno = 0;
-			status = strtoul (sigarg, &endptr, 10);
+			unsigned long status = strtoul (sigarg, &endptr, 10);
 			if (errno || *endptr || (status > INT_MAX))
 				nih_return_error (-1, PARSE_ILLEGAL_SIGNAL,
 						  _(PARSE_ILLEGAL_SIGNAL_STR));
@@ -2285,7 +2284,6 @@
 	nih_local char *arg = NULL;
 	char           *endptr;
 	size_t          a_pos, a_lineno;
-	int		oom_adj;
 	int             ret = -1;
 
 	nih_assert (class != NULL);
@@ -2328,7 +2326,7 @@
 		class->oom_score_adj = -1000;
 	} else {
 		errno = 0;
-		oom_adj = (int)strtol (arg, &endptr, 10);
+		int oom_adj = (int)strtol (arg, &endptr, 10);
 		class->oom_score_adj = (oom_adj * 1000) / ((oom_adj < 0) ? 17 : 15);
 		if (errno || *endptr || (oom_adj < -17) || (oom_adj > 15))
 			nih_return_error (-1, PARSE_ILLEGAL_OOM,
 
=== modified file 'util/initctl.c'
--- util/initctl.c	2012-03-16 21:02:13 +0000
+++ util/initctl.c	2012-08-09 07:49:18 +0000
@@ -1331,7 +1331,6 @@
 {
 	nih_local NihDBusProxy *upstart = NULL;
 	const char *            upstart_job = NULL;
-	const char *            upstart_instance = NULL;
 	nih_local char *        job_class_name = NULL;
 	nih_local char *        job_class_path = NULL;
 	nih_local NihDBusProxy *job_class = NULL;
@@ -1346,6 +1345,7 @@
 	if (args[0]) {
 		upstart_job = args[0];
 	} else {
+		const char * upstart_instance = NULL;
 		upstart_job = getenv ("UPSTART_JOB");
 		upstart_instance = getenv ("UPSTART_INSTANCE");