diff options
Diffstat (limited to 'src/3rdparty/xkbcommon/src/scanner-utils.h')
-rw-r--r-- | src/3rdparty/xkbcommon/src/scanner-utils.h | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/src/3rdparty/xkbcommon/src/scanner-utils.h b/src/3rdparty/xkbcommon/src/scanner-utils.h deleted file mode 100644 index e4e90eb0b6..0000000000 --- a/src/3rdparty/xkbcommon/src/scanner-utils.h +++ /dev/null @@ -1,159 +0,0 @@ -/* - * 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. - */ - -#ifndef XKBCOMP_SCANNER_UTILS_H -#define XKBCOMP_SCANNER_UTILS_H - -/* Point to some substring in the file; used to avoid copying. */ -struct sval { - const char *start; - unsigned int len; -}; -typedef darray(struct sval) darray_sval; - -static inline bool -svaleq(struct sval s1, struct sval s2) -{ - return s1.len == s2.len && strncmp(s1.start, s2.start, s1.len) == 0; -} - -static inline bool -svaleq_prefix(struct sval s1, struct sval s2) -{ - return s1.len <= s2.len && strncmp(s1.start, s2.start, s1.len) == 0; -} - -struct scanner { - const char *s; - size_t pos; - size_t len; - char buf[1024]; - size_t buf_pos; - unsigned line, column; - /* The line/column of the start of the current token. */ - unsigned token_line, token_column; - const char *file_name; - struct xkb_context *ctx; -}; - -#define scanner_log(scanner, level, fmt, ...) \ - xkb_log((scanner)->ctx, (level), 0, \ - "%s:%u:%u: " fmt "\n", \ - (scanner)->file_name, \ - (scanner)->token_line, (scanner)->token_column, ##__VA_ARGS__) - -#define scanner_err(scanner, fmt, ...) \ - scanner_log(scanner, XKB_LOG_LEVEL_ERROR, fmt, ##__VA_ARGS__) - -#define scanner_warn(scanner, fmt, ...) \ - scanner_log(scanner, XKB_LOG_LEVEL_WARNING, fmt, ##__VA_ARGS__) - -static inline void -scanner_init(struct scanner *s, struct xkb_context *ctx, - const char *string, size_t len, const char *file_name) -{ - s->s = string; - s->len = len; - s->pos = 0; - s->line = s->column = 1; - s->token_line = s->token_column = 1; - s->file_name = file_name; - s->ctx = ctx; -} - -static inline char -peek(struct scanner *s) -{ - if (unlikely(s->pos >= s->len)) - return '\0'; - return s->s[s->pos]; -} - -static inline bool -eof(struct scanner *s) -{ - return s->pos >= s->len; -} - -static inline bool -eol(struct scanner *s) -{ - return peek(s) == '\n'; -} - -static inline char -next(struct scanner *s) -{ - if (unlikely(eof(s))) - return '\0'; - if (unlikely(eol(s))) { - s->line++; - s->column = 1; - } - else { - s->column++; - } - return s->s[s->pos++]; -} - -static inline bool -chr(struct scanner *s, char ch) -{ - if (likely(peek(s) != ch)) - return false; - s->pos++; s->column++; - return true; -} - -static inline bool -str(struct scanner *s, const char *string, size_t len) -{ - if (s->len - s->pos < len) - return false; - if (strncasecmp(s->s + s->pos, string, len) != 0) - return false; - s->pos += len; s->column += len; - return true; -} - -#define lit(s, literal) str(s, literal, sizeof(literal) - 1) - -static inline bool -buf_append(struct scanner *s, char ch) -{ - if (s->buf_pos + 1 >= sizeof(s->buf)) - return false; - s->buf[s->buf_pos++] = ch; - return true; -} - -static inline bool -oct(struct scanner *s, uint8_t *out) -{ - int i; - for (i = 0, *out = 0; peek(s) >= '0' && peek(s) <= '7' && i < 3; i++) - *out = *out * 8 + next(s) - '0'; - return i > 0; -} - -#endif |