ucOpt.c

00001 #include "ucmd_internal.h"
00002 
00003 const char *ucOpt_validation_err_invalid_argument_prefix = "Invalid argument: ";
00004 const char *ucOpt_validation_err_invalid_switch_prefix = "Invalid switch: ";
00005 const char *ucOpt_validation_err_invalid_switch_argument_prefix = "Invalid switch argument: ";
00006 
00007 const char *ucOpt_get_name(ucOpt *p) {
00008     if (NULL == p) return NULL;
00009     return p->name;
00010 }
00011 
00012 const char *ucOpt_get_desc(ucOpt *p) {
00013     if (NULL == p) return NULL;
00014     return p->desc;
00015 }
00016 
00017 ucBool ucOpt_is_required(ucOpt *p) {
00018     if (NULL == p) return ucBool_FALSE;
00019     return p->is_required;
00020 }
00021 
00022 void ucOpt_send_help(ucOpt *p, ucCmdLine *cmd, const char *prefix) {
00023     static const char *required_format = "%s%s: %s";
00024     static const char *optional_format = "%s[%s]: %s";
00025     ucCmdLine_respond(cmd, ucCmdLine_format_response(
00026         cmd,
00027         ucOpt_is_required(p) ? required_format : optional_format,
00028         prefix,
00029         ucOpt_get_name(p),
00030         ucOpt_get_desc(p)
00031     ));
00032 }
00033 
00034 ucOpt *ucOpt_init(ucOpt *p, const char *name, const char *desc, ucBool is_required) {
00035     if (NULL == p) return NULL;
00036     p->name = name;
00037     p->desc = desc;
00038     p->is_required = is_required;
00039     return p;
00040 }
00041