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-rw-r--r--builtin/grep.c133
-rw-r--r--grep.c177
-rw-r--r--grep.h6
-rw-r--r--revision.c10
-rwxr-xr-xt/t4202-log.sh6
5 files changed, 204 insertions, 128 deletions
diff --git a/builtin/grep.c b/builtin/grep.c
index 82530a61b4..c296e6f99e 100644
--- a/builtin/grep.c
+++ b/builtin/grep.c
@@ -261,103 +261,12 @@ static int wait_all(void)
}
#endif
-static int parse_pattern_type_arg(const char *opt, const char *arg)
+static int grep_cmd_config(const char *var, const char *value, void *cb)
{
- if (!strcmp(arg, "default"))
- return GREP_PATTERN_TYPE_UNSPECIFIED;
- else if (!strcmp(arg, "basic"))
- return GREP_PATTERN_TYPE_BRE;
- else if (!strcmp(arg, "extended"))
- return GREP_PATTERN_TYPE_ERE;
- else if (!strcmp(arg, "fixed"))
- return GREP_PATTERN_TYPE_FIXED;
- else if (!strcmp(arg, "perl"))
- return GREP_PATTERN_TYPE_PCRE;
- die("bad %s argument: %s", opt, arg);
-}
-
-static void grep_pattern_type_options(const int pattern_type, struct grep_opt *opt)
-{
- switch (pattern_type) {
- case GREP_PATTERN_TYPE_UNSPECIFIED:
- /* fall through */
-
- case GREP_PATTERN_TYPE_BRE:
- opt->fixed = 0;
- opt->pcre = 0;
- opt->regflags &= ~REG_EXTENDED;
- break;
-
- case GREP_PATTERN_TYPE_ERE:
- opt->fixed = 0;
- opt->pcre = 0;
- opt->regflags |= REG_EXTENDED;
- break;
-
- case GREP_PATTERN_TYPE_FIXED:
- opt->fixed = 1;
- opt->pcre = 0;
- opt->regflags &= ~REG_EXTENDED;
- break;
-
- case GREP_PATTERN_TYPE_PCRE:
- opt->fixed = 0;
- opt->pcre = 1;
- opt->regflags &= ~REG_EXTENDED;
- break;
- }
-}
-
-static int grep_config(const char *var, const char *value, void *cb)
-{
- struct grep_opt *opt = cb;
- char *color = NULL;
-
- if (userdiff_config(var, value) < 0)
- return -1;
-
- if (!strcmp(var, "grep.extendedregexp")) {
- if (git_config_bool(var, value))
- opt->extended_regexp_option = 1;
- else
- opt->extended_regexp_option = 0;
- return 0;
- }
-
- if (!strcmp(var, "grep.patterntype")) {
- opt->pattern_type_option = parse_pattern_type_arg(var, value);
- return 0;
- }
-
- if (!strcmp(var, "grep.linenumber")) {
- opt->linenum = git_config_bool(var, value);
- return 0;
- }
-
- if (!strcmp(var, "color.grep"))
- opt->color = git_config_colorbool(var, value);
- else if (!strcmp(var, "color.grep.context"))
- color = opt->color_context;
- else if (!strcmp(var, "color.grep.filename"))
- color = opt->color_filename;
- else if (!strcmp(var, "color.grep.function"))
- color = opt->color_function;
- else if (!strcmp(var, "color.grep.linenumber"))
- color = opt->color_lineno;
- else if (!strcmp(var, "color.grep.match"))
- color = opt->color_match;
- else if (!strcmp(var, "color.grep.selected"))
- color = opt->color_selected;
- else if (!strcmp(var, "color.grep.separator"))
- color = opt->color_sep;
- else
- return git_color_default_config(var, value, cb);
- if (color) {
- if (!value)
- return config_error_nonbool(var);
- color_parse(value, var, color);
- }
- return 0;
+ int st = grep_config(var, value, cb);
+ if (git_color_default_config(var, value, cb) < 0)
+ st = -1;
+ return st;
}
static void *lock_and_read_sha1_file(const unsigned char *sha1, enum object_type *type, unsigned long *size)
@@ -839,27 +748,9 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(grep_usage, options);
- memset(&opt, 0, sizeof(opt));
- opt.prefix = prefix;
- opt.prefix_length = (prefix && *prefix) ? strlen(prefix) : 0;
- opt.relative = 1;
- opt.pathname = 1;
- opt.pattern_tail = &opt.pattern_list;
- opt.header_tail = &opt.header_list;
- opt.regflags = REG_NEWLINE;
- opt.max_depth = -1;
- opt.pattern_type_option = GREP_PATTERN_TYPE_UNSPECIFIED;
- opt.extended_regexp_option = 0;
-
- strcpy(opt.color_context, "");
- strcpy(opt.color_filename, "");
- strcpy(opt.color_function, "");
- strcpy(opt.color_lineno, "");
- strcpy(opt.color_match, GIT_COLOR_BOLD_RED);
- strcpy(opt.color_selected, "");
- strcpy(opt.color_sep, GIT_COLOR_CYAN);
- opt.color = -1;
- git_config(grep_config, &opt);
+ init_grep_defaults();
+ git_config(grep_cmd_config, NULL);
+ grep_init(&opt, prefix);
/*
* If there is no -- then the paths must exist in the working
@@ -875,13 +766,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
PARSE_OPT_KEEP_DASHDASH |
PARSE_OPT_STOP_AT_NON_OPTION |
PARSE_OPT_NO_INTERNAL_HELP);
-
- if (pattern_type_arg != GREP_PATTERN_TYPE_UNSPECIFIED)
- grep_pattern_type_options(pattern_type_arg, &opt);
- else if (opt.pattern_type_option != GREP_PATTERN_TYPE_UNSPECIFIED)
- grep_pattern_type_options(opt.pattern_type_option, &opt);
- else if (opt.extended_regexp_option)
- grep_pattern_type_options(GREP_PATTERN_TYPE_ERE, &opt);
+ grep_commit_pattern_type(pattern_type_arg, &opt);
if (use_index && !startup_info->have_repository)
/* die the same way as if we did it at the beginning */
diff --git a/grep.c b/grep.c
index edc7776677..a947a68a7f 100644
--- a/grep.c
+++ b/grep.c
@@ -6,6 +6,183 @@
static int grep_source_load(struct grep_source *gs);
static int grep_source_is_binary(struct grep_source *gs);
+static struct grep_opt grep_defaults;
+
+/*
+ * Initialize the grep_defaults template with hardcoded defaults.
+ * We could let the compiler do this, but without C99 initializers
+ * the code gets unwieldy and unreadable, so...
+ */
+void init_grep_defaults(void)
+{
+ struct grep_opt *opt = &grep_defaults;
+ static int run_once;
+
+ if (run_once)
+ return;
+ run_once++;
+
+ memset(opt, 0, sizeof(*opt));
+ opt->relative = 1;
+ opt->pathname = 1;
+ opt->regflags = REG_NEWLINE;
+ opt->max_depth = -1;
+ opt->pattern_type_option = GREP_PATTERN_TYPE_UNSPECIFIED;
+ opt->extended_regexp_option = 0;
+ strcpy(opt->color_context, "");
+ strcpy(opt->color_filename, "");
+ strcpy(opt->color_function, "");
+ strcpy(opt->color_lineno, "");
+ strcpy(opt->color_match, GIT_COLOR_BOLD_RED);
+ strcpy(opt->color_selected, "");
+ strcpy(opt->color_sep, GIT_COLOR_CYAN);
+ opt->color = -1;
+}
+
+static int parse_pattern_type_arg(const char *opt, const char *arg)
+{
+ if (!strcmp(arg, "default"))
+ return GREP_PATTERN_TYPE_UNSPECIFIED;
+ else if (!strcmp(arg, "basic"))
+ return GREP_PATTERN_TYPE_BRE;
+ else if (!strcmp(arg, "extended"))
+ return GREP_PATTERN_TYPE_ERE;
+ else if (!strcmp(arg, "fixed"))
+ return GREP_PATTERN_TYPE_FIXED;
+ else if (!strcmp(arg, "perl"))
+ return GREP_PATTERN_TYPE_PCRE;
+ die("bad %s argument: %s", opt, arg);
+}
+
+/*
+ * Read the configuration file once and store it in
+ * the grep_defaults template.
+ */
+int grep_config(const char *var, const char *value, void *cb)
+{
+ struct grep_opt *opt = &grep_defaults;
+ char *color = NULL;
+
+ if (userdiff_config(var, value) < 0)
+ return -1;
+
+ if (!strcmp(var, "grep.extendedregexp")) {
+ if (git_config_bool(var, value))
+ opt->extended_regexp_option = 1;
+ else
+ opt->extended_regexp_option = 0;
+ return 0;
+ }
+
+ if (!strcmp(var, "grep.patterntype")) {
+ opt->pattern_type_option = parse_pattern_type_arg(var, value);
+ return 0;
+ }
+
+ if (!strcmp(var, "grep.linenumber")) {
+ opt->linenum = git_config_bool(var, value);
+ return 0;
+ }
+
+ if (!strcmp(var, "color.grep"))
+ opt->color = git_config_colorbool(var, value);
+ else if (!strcmp(var, "color.grep.context"))
+ color = opt->color_context;
+ else if (!strcmp(var, "color.grep.filename"))
+ color = opt->color_filename;
+ else if (!strcmp(var, "color.grep.function"))
+ color = opt->color_function;
+ else if (!strcmp(var, "color.grep.linenumber"))
+ color = opt->color_lineno;
+ else if (!strcmp(var, "color.grep.match"))
+ color = opt->color_match;
+ else if (!strcmp(var, "color.grep.selected"))
+ color = opt->color_selected;
+ else if (!strcmp(var, "color.grep.separator"))
+ color = opt->color_sep;
+
+ if (color) {
+ if (!value)
+ return config_error_nonbool(var);
+ color_parse(value, var, color);
+ }
+ return 0;
+}
+
+/*
+ * 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).
+ */
+void grep_init(struct grep_opt *opt, const char *prefix)
+{
+ struct grep_opt *def = &grep_defaults;
+
+ memset(opt, 0, sizeof(*opt));
+ opt->prefix = prefix;
+ opt->prefix_length = (prefix && *prefix) ? strlen(prefix) : 0;
+ opt->pattern_tail = &opt->pattern_list;
+ opt->header_tail = &opt->header_list;
+
+ opt->color = def->color;
+ opt->extended_regexp_option = def->extended_regexp_option;
+ opt->pattern_type_option = def->pattern_type_option;
+ opt->linenum = def->linenum;
+ opt->max_depth = def->max_depth;
+ opt->pathname = def->pathname;
+ opt->regflags = def->regflags;
+ opt->relative = def->relative;
+
+ strcpy(opt->color_context, def->color_context);
+ strcpy(opt->color_filename, def->color_filename);
+ strcpy(opt->color_function, def->color_function);
+ strcpy(opt->color_lineno, def->color_lineno);
+ strcpy(opt->color_match, def->color_match);
+ strcpy(opt->color_selected, def->color_selected);
+ strcpy(opt->color_sep, def->color_sep);
+}
+
+void grep_commit_pattern_type(enum grep_pattern_type pattern_type, struct grep_opt *opt)
+{
+ if (pattern_type != GREP_PATTERN_TYPE_UNSPECIFIED)
+ grep_set_pattern_type_option(pattern_type, opt);
+ else if (opt->pattern_type_option != GREP_PATTERN_TYPE_UNSPECIFIED)
+ grep_set_pattern_type_option(opt->pattern_type_option, opt);
+ else if (opt->extended_regexp_option)
+ grep_set_pattern_type_option(GREP_PATTERN_TYPE_ERE, opt);
+}
+
+void grep_set_pattern_type_option(enum grep_pattern_type pattern_type, struct grep_opt *opt)
+{
+ switch (pattern_type) {
+ case GREP_PATTERN_TYPE_UNSPECIFIED:
+ /* fall through */
+
+ case GREP_PATTERN_TYPE_BRE:
+ opt->fixed = 0;
+ opt->pcre = 0;
+ opt->regflags &= ~REG_EXTENDED;
+ break;
+
+ case GREP_PATTERN_TYPE_ERE:
+ opt->fixed = 0;
+ opt->pcre = 0;
+ opt->regflags |= REG_EXTENDED;
+ break;
+
+ case GREP_PATTERN_TYPE_FIXED:
+ opt->fixed = 1;
+ opt->pcre = 0;
+ opt->regflags &= ~REG_EXTENDED;
+ break;
+
+ case GREP_PATTERN_TYPE_PCRE:
+ opt->fixed = 0;
+ opt->pcre = 1;
+ opt->regflags &= ~REG_EXTENDED;
+ break;
+ }
+}
static struct grep_pat *create_grep_pat(const char *pat, size_t patlen,
const char *origin, int no,
diff --git a/grep.h b/grep.h
index c256ac6e15..701c78459f 100644
--- a/grep.h
+++ b/grep.h
@@ -138,6 +138,12 @@ struct grep_opt {
void *output_priv;
};
+extern void init_grep_defaults(void);
+extern int grep_config(const char *var, const char *value, void *);
+extern void grep_init(struct grep_opt *, const char *prefix);
+void grep_set_pattern_type_option(enum grep_pattern_type, struct grep_opt *opt);
+void grep_commit_pattern_type(enum grep_pattern_type, struct grep_opt *opt);
+
extern void append_grep_pat(struct grep_opt *opt, const char *pat, size_t patlen, const char *origin, int no, enum grep_pat_token t);
extern void append_grep_pattern(struct grep_opt *opt, const char *pat, const char *origin, int no, enum grep_pat_token t);
extern void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *);
diff --git a/revision.c b/revision.c
index a09e60bedb..68545c8015 100644
--- a/revision.c
+++ b/revision.c
@@ -1048,9 +1048,9 @@ void init_revisions(struct rev_info *revs, const char *prefix)
revs->commit_format = CMIT_FMT_DEFAULT;
+ init_grep_defaults();
+ grep_init(&revs->grep_filter, prefix);
revs->grep_filter.status_only = 1;
- revs->grep_filter.pattern_tail = &(revs->grep_filter.pattern_list);
- revs->grep_filter.header_tail = &(revs->grep_filter.header_list);
revs->grep_filter.regflags = REG_NEWLINE;
diff_setup(&revs->diffopt);
@@ -1604,12 +1604,12 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
} else if (!strcmp(arg, "--grep-debug")) {
revs->grep_filter.debug = 1;
} else if (!strcmp(arg, "--extended-regexp") || !strcmp(arg, "-E")) {
- revs->grep_filter.regflags |= REG_EXTENDED;
+ grep_set_pattern_type_option(GREP_PATTERN_TYPE_ERE, &revs->grep_filter);
} else if (!strcmp(arg, "--regexp-ignore-case") || !strcmp(arg, "-i")) {
revs->grep_filter.regflags |= REG_ICASE;
DIFF_OPT_SET(&revs->diffopt, PICKAXE_IGNORE_CASE);
} else if (!strcmp(arg, "--fixed-strings") || !strcmp(arg, "-F")) {
- revs->grep_filter.fixed = 1;
+ grep_set_pattern_type_option(GREP_PATTERN_TYPE_FIXED, &revs->grep_filter);
} else if (!strcmp(arg, "--all-match")) {
revs->grep_filter.all_match = 1;
} else if ((argcount = parse_long_opt("encoding", argv, &optarg))) {
@@ -1893,6 +1893,8 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
revs->diffopt.abbrev = revs->abbrev;
diff_setup_done(&revs->diffopt);
+ grep_commit_pattern_type(GREP_PATTERN_TYPE_UNSPECIFIED,
+ &revs->grep_filter);
compile_grep_patterns(&revs->grep_filter);
if (revs->reverse && revs->reflog_info)
diff --git a/t/t4202-log.sh b/t/t4202-log.sh
index 924ba536ca..e6537abe1d 100755
--- a/t/t4202-log.sh
+++ b/t/t4202-log.sh
@@ -230,6 +230,12 @@ test_expect_success 'log --grep -i' '
test_cmp expect actual
'
+test_expect_success 'log -F -E --grep=<ere> uses ere' '
+ echo second >expect &&
+ git log -1 --pretty="tformat:%s" -F -E --grep=s.c.nd >actual &&
+ test_cmp expect actual
+'
+
cat > expect <<EOF
* Second
* sixth