diff options
Diffstat (limited to 'grep.c')
| -rw-r--r-- | grep.c | 41 |
1 files changed, 15 insertions, 26 deletions
@@ -41,7 +41,6 @@ static struct grep_opt grep_defaults = { }; #ifdef USE_LIBPCRE2 -static pcre2_general_context *pcre2_global_context; #define GREP_PCRE2_DEBUG_MALLOC 0 static void *pcre2_malloc(PCRE2_SIZE size, MAYBE_UNUSED void *memory_data) @@ -163,20 +162,9 @@ int grep_config(const char *var, const char *value, void *cb) * Initialize one instance of grep_opt and copy the * default values from the template we read the configuration * information in an earlier call to git_config(grep_config). - * - * If using PCRE, make sure that the library is configured - * to use the same allocator as Git (e.g. nedmalloc on Windows). - * - * Any allocated memory needs to be released in grep_destroy(). */ void grep_init(struct grep_opt *opt, struct repository *repo, const char *prefix) { -#if defined(USE_LIBPCRE2) - if (!pcre2_global_context) - pcre2_global_context = pcre2_general_context_create( - pcre2_malloc, pcre2_free, NULL); -#endif - *opt = grep_defaults; opt->repo = repo; @@ -186,13 +174,6 @@ void grep_init(struct grep_opt *opt, struct repository *repo, const char *prefix opt->header_tail = &opt->header_list; } -void grep_destroy(void) -{ -#ifdef USE_LIBPCRE2 - pcre2_general_context_free(pcre2_global_context); -#endif -} - static void grep_set_pattern_type_option(enum grep_pattern_type pattern_type, struct grep_opt *opt) { /* @@ -384,13 +365,20 @@ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt int patinforet; size_t jitsizearg; - /* pcre2_global_context is initialized in grep_init */ + /* + * Call pcre2_general_context_create() before calling any + * other pcre2_*(). It sets up our malloc()/free() functions + * with which everything else is allocated. + */ + p->pcre2_general_context = pcre2_general_context_create( + pcre2_malloc, pcre2_free, NULL); + if (!p->pcre2_general_context) + die("Couldn't allocate PCRE2 general context"); + if (opt->ignore_case) { if (!opt->ignore_locale && has_non_ascii(p->pattern)) { - if (!pcre2_global_context) - BUG("pcre2_global_context uninitialized"); - p->pcre2_tables = pcre2_maketables(pcre2_global_context); - p->pcre2_compile_context = pcre2_compile_context_create(pcre2_global_context); + p->pcre2_tables = pcre2_maketables(p->pcre2_general_context); + p->pcre2_compile_context = pcre2_compile_context_create(p->pcre2_general_context); pcre2_set_character_tables(p->pcre2_compile_context, p->pcre2_tables); } @@ -411,7 +399,7 @@ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt p->pcre2_compile_context); if (p->pcre2_pattern) { - p->pcre2_match_data = pcre2_match_data_create_from_pattern(p->pcre2_pattern, pcre2_global_context); + p->pcre2_match_data = pcre2_match_data_create_from_pattern(p->pcre2_pattern, p->pcre2_general_context); if (!p->pcre2_match_data) die("Couldn't allocate PCRE2 match data"); } else { @@ -491,10 +479,11 @@ static void free_pcre2_pattern(struct grep_pat *p) pcre2_code_free(p->pcre2_pattern); pcre2_match_data_free(p->pcre2_match_data); #ifdef GIT_PCRE2_VERSION_10_34_OR_HIGHER - pcre2_maketables_free(pcre2_global_context, p->pcre2_tables); + pcre2_maketables_free(p->pcre2_general_context, p->pcre2_tables); #else free((void *)p->pcre2_tables); #endif + pcre2_general_context_free(p->pcre2_general_context); } #else /* !USE_LIBPCRE2 */ static void compile_pcre2_pattern(struct grep_pat *p, const struct grep_opt *opt) |