139 lines
4.4 KiB
C
139 lines
4.4 KiB
C
/*
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* Copyright © 2012 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Author: Daniel Stone <daniel@fooishbar.org>
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*/
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#ifndef CONTEXT_H
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#define CONTEXT_H
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#include "atom.h"
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struct xkb_context {
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int refcnt;
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ATTR_PRINTF(3, 0) void (*log_fn)(struct xkb_context *ctx,
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enum xkb_log_level level,
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const char *fmt, va_list args);
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enum xkb_log_level log_level;
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int log_verbosity;
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void *user_data;
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struct xkb_rule_names names_dflt;
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darray(char *) includes;
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darray(char *) failed_includes;
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struct atom_table *atom_table;
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/* Used and allocated by xkbcommon-x11, free()d with the context. */
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void *x11_atom_cache;
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/* Buffer for the *Text() functions. */
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char text_buffer[2048];
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size_t text_next;
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unsigned int use_environment_names : 1;
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};
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unsigned int
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xkb_context_num_failed_include_paths(struct xkb_context *ctx);
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const char *
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xkb_context_failed_include_path_get(struct xkb_context *ctx,
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unsigned int idx);
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const char *
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xkb_context_include_path_get_extra_path(struct xkb_context *ctx);
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const char *
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xkb_context_include_path_get_system_path(struct xkb_context *ctx);
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/*
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* Returns XKB_ATOM_NONE if @string was not previously interned,
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* otherwise returns the atom.
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*/
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xkb_atom_t
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xkb_atom_lookup(struct xkb_context *ctx, const char *string);
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xkb_atom_t
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xkb_atom_intern(struct xkb_context *ctx, const char *string, size_t len);
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#define xkb_atom_intern_literal(ctx, literal) \
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xkb_atom_intern((ctx), (literal), sizeof(literal) - 1)
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/**
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* If @string is dynamically allocated, NUL-terminated, free'd immediately
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* after being interned, and not used afterwards, use this function
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* instead of xkb_atom_intern to avoid some unnecessary allocations.
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* The caller should not use or free the passed in string afterwards.
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*/
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xkb_atom_t
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xkb_atom_steal(struct xkb_context *ctx, char *string);
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const char *
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xkb_atom_text(struct xkb_context *ctx, xkb_atom_t atom);
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char *
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xkb_context_get_buffer(struct xkb_context *ctx, size_t size);
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ATTR_PRINTF(4, 5) void
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xkb_log(struct xkb_context *ctx, enum xkb_log_level level, int verbosity,
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const char *fmt, ...);
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void
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xkb_context_sanitize_rule_names(struct xkb_context *ctx,
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struct xkb_rule_names *rmlvo);
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/*
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* The format is not part of the argument list in order to avoid the
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* "ISO C99 requires rest arguments to be used" warning when only the
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* format is supplied without arguments. Not supplying it would still
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* result in an error, though.
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*/
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#define log_dbg(ctx, ...) \
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xkb_log((ctx), XKB_LOG_LEVEL_DEBUG, 0, __VA_ARGS__)
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#define log_info(ctx, ...) \
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xkb_log((ctx), XKB_LOG_LEVEL_INFO, 0, __VA_ARGS__)
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#define log_warn(ctx, ...) \
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xkb_log((ctx), XKB_LOG_LEVEL_WARNING, 0, __VA_ARGS__)
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#define log_err(ctx, ...) \
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xkb_log((ctx), XKB_LOG_LEVEL_ERROR, 0, __VA_ARGS__)
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#define log_wsgo(ctx, ...) \
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xkb_log((ctx), XKB_LOG_LEVEL_CRITICAL, 0, __VA_ARGS__)
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#define log_vrb(ctx, vrb, ...) \
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xkb_log((ctx), XKB_LOG_LEVEL_WARNING, (vrb), __VA_ARGS__)
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/*
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* Variants which are prefixed by the name of the function they're
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* called from.
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* Here we must have the silly 1 variant.
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*/
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#define log_err_func(ctx, fmt, ...) \
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log_err(ctx, "%s: " fmt, __func__, __VA_ARGS__)
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#define log_err_func1(ctx, fmt) \
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log_err(ctx, "%s: " fmt, __func__)
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#endif
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