illumos-port-bash/examples/loadables/template.c

76 lines
1.4 KiB
C

/* template - example template for loadable builtin */
/* See Makefile for compilation details. */
#include <config.h>
#if defined (HAVE_UNISTD_H)
# include <unistd.h>
#endif
#include "bashansi.h"
#include <stdio.h>
#include <errno.h>
#include "loadables.h"
#if !defined (errno)
extern int errno;
#endif
extern char *strerror ();
int
template_builtin (list)
WORD_LIST *list;
{
int opt, rval;
rval = EXECUTION_SUCCESS;
reset_internal_getopt ();
while ((opt = internal_getopt (list, "")) != -1)
{
switch (opt)
{
CASE_HELPOPT;
default:
builtin_usage ();
return (EX_USAGE);
}
}
list = loptend;
return (rval);
}
/* Called when `template' is enabled and loaded from the shared object. If this
function returns 0, the load fails. */
int
template_builtin_load (name)
char *name;
{
return (1);
}
/* Called when `template' is disabled. */
void
template_builtin_unload (name)
char *name;
{
}
char *template_doc[] = {
"Short description.",
""
"Longer description of builtin and usage.",
(char *)NULL
};
struct builtin template_struct = {
"template", /* builtin name */
template_builtin, /* function implementing the builtin */
BUILTIN_ENABLED, /* initial flags for builtin */
template_doc, /* array of long documentation strings. */
"template", /* usage synopsis; becomes short_doc */
0 /* reserved for internal use */
};