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(add_string): catch error from realloc

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13381 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2004-02-17 12:07:42 +00:00
parent 793915d663
commit 6806ed574f
1 changed files with 14 additions and 6 deletions
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20
lib/roken/getarg.c
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@@ -307,12 +307,22 @@ arg_printusage (struct getargs *args,
}
}
static void
static int
add_string(getarg_strings *s, char *value)
{
s->strings = realloc(s->strings, (s->num_strings + 1) * sizeof(*s->strings));
char **strings;
strings = realloc(s->strings, (s->num_strings + 1) * sizeof(*s->strings));
if (strings == NULL) {
free(s->strings);
s->strings = NULL;
s->num_strings = 0;
return ENOMEM;
}
s->strings = strings;
s->strings[s->num_strings] = value;
s->num_strings++;
return 0;
}
static int
@@ -390,8 +400,7 @@ arg_match_long(struct getargs *args, size_t num_args,
}
case arg_strings:
{
add_string((getarg_strings*)current->value, goptarg + 1);
return 0;
return add_string((getarg_strings*)current->value, goptarg + 1);
}
case arg_flag:
case arg_negative_flag:
@@ -497,8 +506,7 @@ arg_match_short (struct getargs *args, size_t num_args,
*(char**)args[k].value = goptarg;
return 0;
} else if(args[k].type == arg_strings) {
add_string((getarg_strings*)args[k].value, goptarg);
return 0;
return add_string((getarg_strings*)args[k].value, goptarg);
} else if(args[k].type == arg_double) {
double tmp;
if(sscanf(goptarg, "%lf", &tmp) != 1)