src/request.c

   1 /* Copyright (c) 2006-2014 Jonas Fonseca <jonas.fonseca@gmail.com>
   2  *
   3  * This program is free software; you can redistribute it and/or
   4  * modify it under the terms of the GNU General Public License as
   5  * published by the Free Software Foundation; either version 2 of
   6  * the License, or (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  */
  13
  14 #include "tig/tig.h"
  15 #include "tig/types.h"
  16 #include "tig/request.h"
  17
  18 static const struct request_info req_info[] = {
  19 #define REQ_GROUP(help) { 0, NULL, 0, (help) },
  20 #define REQ_(req, help) { REQ_##req, (#req), STRING_SIZE(#req), (help) }
  21         REQ_INFO
  22 #undef  REQ_GROUP
  23 #undef  REQ_
  24 };
  25
  26 enum request
  27 get_request(const char *name)
  28 {
  29         int namelen = strlen(name);
  30         int i;
  31
  32         for (i = 0; i < ARRAY_SIZE(req_info); i++)
  33                 if (enum_equals(req_info[i], name, namelen))
  34                         return req_info[i].request;
  35
  36         return REQ_UNKNOWN;
  37 }
  38
  39 const char *
  40 get_request_name(enum request request)
  41 {
  42         int i;
  43
  44         for (i = 0; i < ARRAY_SIZE(req_info); i++)
  45                 if (req_info[i].request == request)
  46                         return enum_name(req_info[i].name);
  47         return "run request";
  48 }
  49
  50 bool
  51 foreach_request(bool (*visitor)(void *data, const struct request_info *req_info, const char *group), void *data)
  52 {
  53         const char *group = NULL;
  54         int i;
  55
  56         for (i = 0; i < ARRAY_SIZE(req_info); i++) {
  57                 if (!req_info[i].request) {
  58                         group = req_info[i].help;
  59                         continue;
  60                 }
  61
  62                 if (!visitor(data, &req_info[i], group))
  63                         return FALSE;
  64         }
  65
  66         return TRUE;
  67 }
  68
  69 /* vim: set ts=8 sw=8 noexpandtab: */