diff options
Diffstat (limited to 'grep.h')
| -rw-r--r-- | grep.h | 72 |
1 files changed, 70 insertions, 2 deletions
@@ -1,6 +1,15 @@ #ifndef GREP_H #define GREP_H #include "color.h" +#ifdef USE_LIBPCRE +#include <pcre.h> +#else +typedef int pcre; +typedef int pcre_extra; +#endif +#include "kwset.h" +#include "thread-utils.h" +#include "userdiff.h" enum grep_pat_token { GREP_PATTERN, @@ -29,10 +38,13 @@ struct grep_pat { const char *origin; int no; enum grep_pat_token token; - const char *pattern; + char *pattern; size_t patternlen; enum grep_header_field field; regex_t regexp; + pcre *pcre_regexp; + pcre_extra *pcre_extra_info; + kwset_t kws; unsigned fixed:1; unsigned ignore_case:1; unsigned word_regexp:1; @@ -83,12 +95,14 @@ struct grep_opt { #define GREP_BINARY_TEXT 2 int binary; int extended; + int pcre; int relative; int pathname; int null_following_name; int color; int max_depth; int funcname; + int funcbody; char color_context[COLOR_MAXLEN]; char color_filename[COLOR_MAXLEN]; char color_function[COLOR_MAXLEN]; @@ -101,6 +115,8 @@ struct grep_opt { unsigned post_context; unsigned last_shown; int show_hunk_mark; + int file_break; + int heading; void *priv; void (*output)(struct grep_opt *opt, const void *data, size_t size); @@ -112,9 +128,61 @@ extern void append_grep_pattern(struct grep_opt *opt, const char *pat, const cha extern void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *); extern void compile_grep_patterns(struct grep_opt *opt); extern void free_grep_patterns(struct grep_opt *opt); -extern int grep_buffer(struct grep_opt *opt, const char *name, char *buf, unsigned long size); +extern int grep_buffer(struct grep_opt *opt, char *buf, unsigned long size); + +struct grep_source { + char *name; + + enum grep_source_type { + GREP_SOURCE_SHA1, + GREP_SOURCE_FILE, + GREP_SOURCE_BUF, + } type; + void *identifier; + + char *buf; + unsigned long size; + + struct userdiff_driver *driver; +}; + +void grep_source_init(struct grep_source *gs, enum grep_source_type type, + const char *name, const void *identifier); +int grep_source_load(struct grep_source *gs); +void grep_source_clear_data(struct grep_source *gs); +void grep_source_clear(struct grep_source *gs); +void grep_source_load_driver(struct grep_source *gs); +int grep_source_is_binary(struct grep_source *gs); + +int grep_source(struct grep_opt *opt, struct grep_source *gs); extern struct grep_opt *grep_opt_dup(const struct grep_opt *opt); extern int grep_threads_ok(const struct grep_opt *opt); +#ifndef NO_PTHREADS +/* + * Mutex used around access to the attributes machinery if + * opt->use_threads. Must be initialized/destroyed by callers! + */ +extern int grep_use_locks; +extern pthread_mutex_t grep_attr_mutex; +extern pthread_mutex_t grep_read_mutex; + +static inline void grep_read_lock(void) +{ + if (grep_use_locks) + pthread_mutex_lock(&grep_read_mutex); +} + +static inline void grep_read_unlock(void) +{ + if (grep_use_locks) + pthread_mutex_unlock(&grep_read_mutex); +} + +#else +#define grep_read_lock() +#define grep_read_unlock() +#endif + #endif |