kc3-lang/libxkbcommon/src/context.h

Branch : - branch - android master - tag -

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• Author : Daniel Stone
  Date : 2013-02-28 10:48:40
  Hash : fbe5e675
  Message : Add environment overrides for default RMLVO You can now set default values in the environment, as well as a context option to ignore the environment, e.g. for tests. Signed-off-by: Daniel Stone <daniel@fooishbar.org>

• src/context.h

• /*
   * Copyright © 2012 Intel Corporation
   *
   * 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.
   *
   * Author: Daniel Stone <daniel@fooishbar.org>
   */
  
  #ifndef CONTEXT_H
  #define CONTEXT_H
  
  #include "atom.h"
  
  unsigned int
  xkb_context_num_failed_include_paths(struct xkb_context *ctx);
  
  const char *
  xkb_context_failed_include_path_get(struct xkb_context *ctx,
                                      unsigned int idx);
  
  /*
   * Returns XKB_ATOM_NONE if @string was not previously interned,
   * otherwise returns the atom.
   */
  xkb_atom_t
  xkb_atom_lookup(struct xkb_context *ctx, const char *string);
  
  xkb_atom_t
  xkb_atom_intern(struct xkb_context *ctx, const char *string);
  
  /**
   * If @string is dynamically allocated, free'd immediately after
   * being interned, and not used afterwards, use this function
   * instead of xkb_atom_intern to avoid some unnecessary allocations.
   * The caller should not use or free the passed in string afterwards.
   */
  xkb_atom_t
  xkb_atom_steal(struct xkb_context *ctx, char *string);
  
  char *
  xkb_atom_strdup(struct xkb_context *ctx, xkb_atom_t atom);
  
  const char *
  xkb_atom_text(struct xkb_context *ctx, xkb_atom_t atom);
  
  char *
  xkb_context_get_buffer(struct xkb_context *ctx, size_t size);
  
  ATTR_PRINTF(3, 4) void
  xkb_log(struct xkb_context *ctx, enum xkb_log_level level,
          const char *fmt, ...);
  
  #define xkb_log_cond_level(ctx, level, ...) do { \
      if (xkb_context_get_log_level(ctx) >= (level)) \
      xkb_log((ctx), (level), __VA_ARGS__); \
  } while (0)
  
  #define xkb_log_cond_verbosity(ctx, level, vrb, ...) do { \
      if (xkb_context_get_log_verbosity(ctx) >= (vrb)) \
      xkb_log_cond_level((ctx), (level), __VA_ARGS__); \
  } while (0)
  
  const char *
  xkb_context_get_default_rules(struct xkb_context *ctx);
  
  const char *
  xkb_context_get_default_model(struct xkb_context *ctx);
  
  const char *
  xkb_context_get_default_layout(struct xkb_context *ctx);
  
  const char *
  xkb_context_get_default_variant(struct xkb_context *ctx);
  
  const char *
  xkb_context_get_default_options(struct xkb_context *ctx);
  
  /*
   * The format is not part of the argument list in order to avoid the
   * "ISO C99 requires rest arguments to be used" warning when only the
   * format is supplied without arguments. Not supplying it would still
   * result in an error, though.
   */
  #define log_dbg(ctx, ...) \
      xkb_log_cond_level((ctx), XKB_LOG_LEVEL_DEBUG, __VA_ARGS__)
  #define log_info(ctx, ...) \
      xkb_log_cond_level((ctx), XKB_LOG_LEVEL_INFO, __VA_ARGS__)
  #define log_warn(ctx, ...) \
      xkb_log_cond_level((ctx), XKB_LOG_LEVEL_WARNING, __VA_ARGS__)
  #define log_err(ctx, ...) \
      xkb_log_cond_level((ctx), XKB_LOG_LEVEL_ERROR, __VA_ARGS__)
  #define log_wsgo(ctx, ...) \
      xkb_log_cond_level((ctx), XKB_LOG_LEVEL_CRITICAL, __VA_ARGS__)
  #define log_vrb(ctx, vrb, ...) \
      xkb_log_cond_verbosity((ctx), XKB_LOG_LEVEL_WARNING, (vrb), __VA_ARGS__)
  
  /*
   * Variants which are prefixed by the name of the function they're
   * called from.
   * Here we must have the silly 1 variant.
   */
  #define log_err_func(ctx, fmt, ...) \
      log_err(ctx, "%s: " fmt, __func__, __VA_ARGS__)
  #define log_err_func1(ctx, fmt) \
      log_err(ctx, "%s: " fmt, __func__)
  
  #endif