kc3-lang/libxkbcommon/tools/check-messages.c

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• Hash : 417d0747
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  Date : 2023-09-18T18:17:39
  

  Add xkb-check-messages tool This tool checks whether messages codes are supported. This is useful e.g. for CI, where one may want to grep for some XKB error codes and ensure that these are still supported.

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• tools/check-messages.c

• /*
   * Copyright © 2023 Pierre Le Marre <dev@wismill.eu>
   *
   * Permission is hereby granted, free of charge, to any person obtaining a
   * copy of this software and associated documentation files (the "Software"),
   * to deal in the Software without restriction, including without limitation
   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   * and/or sell copies of the Software, and to permit persons to whom the
   * Software is furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice (including the next
   * paragraph) shall be included in all copies or substantial portions of the
   * Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
   * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   * DEALINGS IN THE SOFTWARE.
   */
  
  #include "config.h"
  
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  
  #include "utils.h"
  #include "messages-codes.h"
  #include "messages.h"
  
  static xkb_message_code_t
  parse_message_code(char *raw_code) {
      xkb_message_code_t code;
      code = atoi(raw_code);
      if (!code && strstr(raw_code, "XKB-")) {
          return atoi(&(raw_code[4]));
      } else {
          return code;
      }
  }
  
  static void
  usage(char **argv)
  {
      printf("Usage: %s MESSAGE_CODES\n"
             "\n"
             "Check whether the given message codes are supported.\n",
             argv[0]);
  
      const struct xkb_message_entry *xkb_messages;
      size_t count = xkb_message_get_all(&xkb_messages);
  
      printf("\nCurrent supported messages:\n");
      for (size_t idx = 0; idx < count; idx++) {
          printf("- XKB-%03u: %s\n", xkb_messages[idx].code, xkb_messages[idx].label);
      }
  }
  
  #define XKB_CHECK_MSG_ERROR_PREFIX "xkb-check-messages: ERROR: "
  #define MALFORMED_MESSAGE   (1 << 2)
  #define UNSUPPORTED_MESSAGE (1 << 3)
  
  int main(int argc, char **argv) {
      if (argc <= 1) {
          usage(argv);
          return EXIT_INVALID_USAGE;
      }
  
      int rc = 0;
      xkb_message_code_t code;
      const struct xkb_message_entry* entry;
      for (int k=1; k < argc; k++) {
          code = parse_message_code(argv[k]);
          if (!code) {
              fprintf(stderr,
                      XKB_CHECK_MSG_ERROR_PREFIX "Malformed message code: %s\n",
                      argv[k]);
              rc |= MALFORMED_MESSAGE;
              continue;
          }
          entry = xkb_message_get(code);
          if (entry == NULL) {
              fprintf(stderr,
                      XKB_CHECK_MSG_ERROR_PREFIX "Unsupported message code: %s\n",
                      argv[k]);
              rc |= UNSUPPORTED_MESSAGE;
          }
      }
  
      return rc;
  }
  

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