Use sizeof() for snprintf() buffer length.

diff --git a/src/port/exec.c b/src/port/exec.c
index e92dbde1a29ac6d3943fa910f962ed64637aa406..9ec5ae417ff9da2c1edfd9b4464eb6f1c1fd6667 100644 (file)
--- a/src/port/exec.c
+++ b/src/port/exec.c
@@ -9,7 +9,7 @@
  *
  *
  * IDENTIFICATION
- *   $PostgreSQL: pgsql/src/port/exec.c,v 1.54 2007/01/29 20:17:40 momjian Exp $
+ *   $PostgreSQL: pgsql/src/port/exec.c,v 1.55 2007/01/29 20:22:35 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -590,7 +590,7 @@ pclose_check(FILE *stream)
    {
        char str[256];
 
-       snprintf(str, 256, "%d: %s", WTERMSIG(exitstatus),
+       snprintf(str, sizeof(str), "%d: %s", WTERMSIG(exitstatus),
              WTERMSIG(exitstatus) < NSIG ?
              sys_siglist[WTERMSIG(exitstatus)] : "(unknown)");
        log_error(_("child process was terminated by signal %s"), str);