kc3-lang/libxkbcommon/test/log.c

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• Hash : 0dd40125
  Author :
  Date : 2012-09-22T10:58:00
  

  API: add _context prefix to log-related functions
  
  This is to follow the general scheme set by all of the other API
  functions.
  Since no one is using these functions yet, we don't (actually better
  not) add the old names to xkbcommon-compat.h.
  
  Signed-off-by: Ran Benita <ran234@gmail.com>
  

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• test/log.c

• /*
   * Copyright © 2012 Ran Benita <ran234@gmail.com>
   *
   * 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 "test.h"
  #include "context.h"
  
  #pragma GCC diagnostic ignored "-Wmissing-format-attribute"
  
  static const char *
  log_level_to_string(enum xkb_log_level level)
  {
      switch (level) {
      case XKB_LOG_LEVEL_CRITICAL:
          return "critical";
      case XKB_LOG_LEVEL_ERROR:
          return "error";
      case XKB_LOG_LEVEL_WARNING:
          return "warning";
      case XKB_LOG_LEVEL_INFO:
          return "info";
      case XKB_LOG_LEVEL_DEBUG:
          return "debug";
      }
  
      return "unknown";
  }
  
  ATTR_PRINTF(3, 0) static void
  log_fn(struct xkb_context *ctx, enum xkb_log_level level,
         const char *fmt, va_list args)
  {
      char *s;
      int size;
      darray_char *ls = xkb_context_get_user_data(ctx);
      assert(ls);
  
      size = vasprintf(&s, fmt, args);
      assert(size != -1);
  
      darray_append_string(*ls, log_level_to_string(level));
      darray_append_lit(*ls, ": ");
      darray_append_string(*ls, s);
      free(s);
  }
  
  int
  main(void)
  {
      darray_char log_string;
      struct xkb_context *ctx;
      int ret;
  
      ret = setenv("XKB_LOG", "warn", 1);
      assert(ret == 0);
      ret = setenv("XKB_VERBOSITY", "5", 1);
      assert(ret == 0);
      ctx = xkb_context_new(0);
      assert(ctx);
  
      darray_init(log_string);
      xkb_context_set_user_data(ctx, &log_string);
      xkb_context_set_log_fn(ctx, log_fn);
  
      log_warn(ctx, "first warning: %d\n", 87);
      log_info(ctx, "first info\n");
      log_dbg(ctx, "first debug: %s\n", "hello");
      log_err(ctx, "first error: %lu\n", 115415UL);
      log_vrb(ctx, 5, "first verbose 5\n");
  
      xkb_context_set_log_level(ctx, XKB_LOG_LEVEL_DEBUG);
      log_warn(ctx, "second warning: %d\n", 87);
      log_dbg(ctx, "second debug: %s %s\n", "hello", "world");
      log_info(ctx, "second info\n");
      log_err(ctx, "second error: %lu\n", 115415UL);
      log_vrb(ctx, 6, "second verbose 6\n");
  
      xkb_context_set_log_verbosity(ctx, 0);
      xkb_context_set_log_level(ctx, XKB_LOG_LEVEL_CRITICAL);
      log_warn(ctx, "third warning: %d\n", 87);
      log_dbg(ctx, "third debug: %s %s\n", "hello", "world");
      log_info(ctx, "third info\n");
      log_err(ctx, "third error: %lu\n", 115415UL);
      log_vrb(ctx, 0, "third verbose 0\n");
  
      printf("%s", log_string.item);
  
      assert(streq(log_string.item,
                   "warning: first warning: 87\n"
                   "error: first error: 115415\n"
                   "warning: first verbose 5\n"
                   "warning: second warning: 87\n"
                   "debug: second debug: hello world\n"
                   "info: second info\n"
                   "error: second error: 115415\n"));
  
      xkb_context_unref(ctx);
      darray_free(log_string);
      return 0;
  }
  

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