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Use strtonum() instead of atoi(), strtol() or strtoul() where possible.

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This commit is contained in:
Todd C. Miller
2013-12-10 16:23:21 -07:00
parent f83eac40eb
commit 8f9ce7249a
22 changed files with 227 additions and 200 deletions
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7
src/parse_args.c
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@@ -178,7 +178,7 @@ parse_args(int argc, char **argv, int *nargc, char ***nargv, char ***settingsp,
char *cp, **env_add, **settings;
const char *runas_user = NULL;
const char *runas_group = NULL;
const char *debug_flags;
const char *debug_flags, *errstr;
int nenv = 0;
int env_size = 32;
debug_decl(parse_args, SUDO_DEBUG_ARGS)
@@ -242,8 +242,9 @@ parse_args(int argc, char **argv, int *nargc, char ***nargv, char ***settingsp,
SET(flags, MODE_BACKGROUND);
break;
case 'C':
if (atoi(optarg) < 3) {
warningx(U_("the argument to -C must be a number greater than or equal to 3"));
strtonum(optarg, 4, INT_MAX, &errstr);
if (errstr != NULL) {
warningx(U_("the argument to -C was %s"), U_(errstr));
usage(1);
}
sudo_settings[ARG_CLOSEFROM].value = optarg;