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%% options
copyright owner = Dirk Krause
copyright year = 2011-xxxx
license = bsd
%% module
#include "dk3all.h"
#include "dkt.h"
#include "dkwt.h"
$!trace-include
/** Job structure for dkwt groups.
*/
typedef struct {
dk3_app_t *app; /**< Application structure. */
dkChar const * const *msg; /**< Localized message texts. */
dkChar const * const *kwnl; /**< Keywords, not localized. */
dk3_option_set_t *opt; /**< Options set. */
int f_long; /**< Flag: Long user listing. */
int exval; /**< Exit status code. */
} DKWT_GRP_J;
/** Data for the option set.
*/
static dk3_option_t const dkwt_groups_options[] = {
{ dkT('l'), dkT("long"), 0 },
{ dkT('s'), dkT("short"), 0 }
};
/** Number of options in the dkt_sort_options array.
*/
static size_t const dkwt_groups_szoptions =
sizeof(dkwt_groups_options)/sizeof(dk3_option_t);
/** Initialize job structure.
@param j Job structure.
*/
static
void
dkwt_groups_job_init(DKWT_GRP_J *j)
{
j->app = NULL; j->msg = NULL; j->kwnl = NULL; j->opt = NULL;
j->f_long = 1; j->exval = DKT_RESULT_ERR_UNSPECIFIC;
}
/** Clean up job structure after use.
@param j Job structure.
*/
static
void
dkwt_groups_job_cleanup(DKWT_GRP_J *j)
{
if(j->opt) {
dk3opt_close(j->opt);
} j->opt = NULL;
}
/** Process command line arguments.
@param j Job structure.
@return 1 on success (can continue), 0 on error.
*/
static
int
dkwt_groups_process_argv(DKWT_GRP_J *j)
{
int back = 0;
int xargc;
dkChar const * const *xargv;
xargc = dk3app_get_argc(j->app);
xargv = dk3app_get_argv(j->app);
xargv++; xargv++; xargc--; xargc--;
j->opt = dk3opt_open_app(
dkwt_groups_options,
dkwt_groups_szoptions,
dkT('\0'),
NULL,
xargc,
xargv,
j->app
);
if(j->opt) {
if(0 == dk3opt_get_error_code(j->opt)) {
back = 1;
if(dk3opt_is_set(j->opt, dkT('l'))) {
j->f_long = 2;
if(dk3opt_is_set(j->opt, dkT('s'))) {
back = 0;
/* ERROR: -l and -s are exclusive */
dk3app_log_1(j->app, DK3_LL_ERROR, j->msg, 76);
}
} else {
if(dk3opt_is_set(j->opt, dkT('s'))) {
j->f_long = 0;
}
}
if(dk3opt_get_num_args(j->opt) > 0) {
/* Warning: Arguments ignored. */
dk3app_log_1(j->app, DK3_LL_ERROR, j->msg, 76);
}
}
}
return back;
}
/** Run the "list groups" operation.
@param j Job structure.
*/
static
void
dkwt_groups_run(DKWT_GRP_J *j)
{
dkwt_group_list_t *gl;
dkwt_group_t *gp;
int is_first = 1;
dkChar const *ptr;
gl = dkwt_tool_open_group_list(j->app, j->f_long);
if(gl) {
dkwt_tool_reset_group_list(gl);
dk3sf_initialize_stdout();
while((gp = (dkwt_group_t *)dk3sto_it_next(gl->i_grp)) != NULL) {
if(gp->groupname) {
if((j->f_long) && (!(is_first))) {
dk3sf_fputc(dkT('\n'), stdout);
} is_first = 0;
dk3sf_fputs(gp->groupname, stdout);
dk3sf_fputc(dkT('\n'), stdout);
if(j->f_long) {
ptr = gp->groupname;
while(*(ptr++)) { dk3sf_fputc(dkT('-'), stdout); }
dk3sf_fputc(dkT('\n'), stdout);
dk3sf_fputs((j->msg)[39], stdout);
dk3sf_fputs((j->msg)[(gp->gtype) ? 42 : 41], stdout);
dk3sf_fputc(dkT('\n'), stdout);
if(gp->comment) {
dk3sf_fputs((j->msg)[40], stdout);
dk3sf_fputs(gp->comment, stdout);
dk3sf_fputc(dkT('\n'), stdout);
}
if(gp->textsid) {
dk3sf_fputs((j->msg)[43], stdout);
dk3sf_fputs(gp->textsid, stdout);
dk3sf_fputc(dkT('\n'), stdout);
}
}
}
}
dkwt_tool_close_group_list(gl);
}
}
int
dkwt_groups(
dk3_app_t *app,
dkChar const * const *msg,
dkChar const * const *kwnl
)
{
int back = DKT_RESULT_ERR_UNSPECIFIC;
DKWT_GRP_J j;
dkwt_groups_job_init(&j);
j.app = app; j.msg = msg; j.kwnl = kwnl;
if(dkwt_groups_process_argv(&j)) {
back = j.exval = DKT_RESULT_OK;
dkwt_groups_run(&j);
}
dkwt_groups_job_cleanup(&j);
return back;
}
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