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snprintf is better

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This commit is contained in:
Roy Marples 2007-04-06 08:37:15 +00:00
parent 9cd5742bec
commit ab62a84790
1 changed files with 2 additions and 2 deletions
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4
src/librc-misc.c
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@ -512,7 +512,7 @@ char **rc_filter_env (void)
got_path = true; got_path = true;
env_len = strlen (env_name) + strlen (env_var) + pplen + 2; env_len = strlen (env_name) + strlen (env_var) + pplen + 2;
e = p = rc_xmalloc (sizeof (char *) * env_len); e = p = rc_xmalloc (sizeof (char *) * env_len);
p += sprintf (e, "%s=%s", env_name, PATH_PREFIX); p += snprintf (e, env_len, "%s=%s", env_name, PATH_PREFIX);
/* Now go through the env var and only add bits not in our PREFIX */ /* Now go through the env var and only add bits not in our PREFIX */
sep = env_var; sep = env_var;
@ -525,7 +525,7 @@ char **rc_filter_env (void)
if (strcmp (tok, token) == 0) if (strcmp (tok, token) == 0)
break; break;
if (! tok) if (! tok)
p += sprintf (p, ":%s", token); p += snprintf (p, env_len - (p - e), ":%s", token);
free (np); free (np);
} }
*p++ = 0; *p++ = 0;