Avoid clobbering errno, per comment from Tom.

alvherre · alvherre · commit cd1fefa97396 · 2010-12-16T17:15:37.000-03:00
diff --git a/src/port/exec.c b/src/port/exec.c
@@ -357,8 +357,8 @@ pipe_read_line(char *cmd, char *line, int maxsize)
 
 	if (fgets(line, maxsize, pgver) == NULL)
 	{
-		pclose(pgver);		/* no error checking */
 		perror("fgets failure");
+		pclose(pgver);		/* no error checking */
 		return NULL;
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -357,8 +357,8 @@ pipe_read_line(char cmd, char line, int maxsize)`
`357`	`357`
`358`	`358`	`if (fgets(line, maxsize, pgver) == NULL)`
`359`	`359`	`{`
`360`		`- pclose(pgver); /* no error checking */`
`361`	`360`	`perror("fgets failure");`
	`361`	`+ pclose(pgver); /* no error checking */`
`362`	`362`	`return NULL;`
`363`	`363`	`}`
`364`	`364`