Add strings option.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2821 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
1997-08-08 22:40:17 +00:00
parent 62ee52a000
commit 96529dcd8d
2 changed files with 26 additions and 1 deletions

View File

@@ -91,12 +91,16 @@ arg_printusage (struct getargs *args,
len += 2 + strlen(args[i].long_name);
len += print_arg (1, &args[i]);
putc (']', stderr);
if(args[i].type == arg_strings)
fprintf (stderr, "...");
}
if (args[i].short_name) {
len += 2;
fprintf (stderr, " [-%c", args[i].short_name);
len += print_arg (0, &args[i]);
putc (']', stderr);
if(args[i].type == arg_strings)
fprintf (stderr, "...");
}
if (args[i].long_name && args[i].short_name)
len += 4;
@@ -136,6 +140,14 @@ arg_printusage (struct getargs *args,
}
}
static void
add_string(getarg_strings *s, char *value)
{
s->strings = realloc(s->strings, (s->num_strings + 1) * sizeof(*s->strings));
s->strings[s->num_strings] = value;
s->num_strings++;
}
static int
arg_match_long(struct getargs *args, size_t num_args,
char *argv)
@@ -206,6 +218,11 @@ arg_match_long(struct getargs *args, size_t num_args,
*(char**)current->value = optarg + 1;
return 0;
}
case arg_strings:
{
add_string((getarg_strings*)current->value, optarg + 1);
return 0;
}
case arg_flag:
{
int *flag = current->value;
@@ -279,6 +296,9 @@ getarg(struct getargs *args, size_t num_args,
}else if(args[k].type == arg_string){
*(char**)args[k].value = optarg;
goto out;
}else if(args[k].type == arg_strings){
add_string((getarg_strings*)args[k].value, optarg);
goto out;
}
return ARG_ERR_BAD_ARG;
}

View File

@@ -46,7 +46,7 @@
struct getargs{
const char *long_name;
char short_name;
enum { arg_integer, arg_string, arg_flag, arg_negative_flag } type;
enum { arg_integer, arg_string, arg_flag, arg_negative_flag, arg_strings } type;
void *value;
const char *help;
const char *arg_help;
@@ -58,6 +58,11 @@ enum {
ARG_ERR_NO_ARG
};
typedef struct getarg_strings {
int num_strings;
char **strings;
} getarg_strings;
int getarg(struct getargs *args, size_t num_args,
int argc, char **argv, int *optind);