#include "tree-walk.h"
#include "builtin.h"
#include "parse-options.h"
+#include "string-list.h"
+#include "run-command.h"
#include "userdiff.h"
#include "grep.h"
#include "quote.h"
#include "dir.h"
-
-#ifndef NO_PTHREADS
#include "thread-utils.h"
-#include <pthread.h>
-#endif
static char const * const grep_usage[] = {
- "git grep [options] [-e] <pattern> [<rev>...] [[--] path...]",
+ "git grep [options] [-e] <pattern> [<rev>...] [[--] <path>...]",
NULL
};
* threads. The producer adds struct work_items to 'todo' and the
* consumers pick work items from the same array.
*/
-struct work_item
-{
+struct work_item {
enum work_type type;
char *name;
/* This lock protects all the variables above. */
static pthread_mutex_t grep_mutex;
+static inline void grep_lock(void)
+{
+ if (use_threads)
+ pthread_mutex_lock(&grep_mutex);
+}
+
+static inline void grep_unlock(void)
+{
+ if (use_threads)
+ pthread_mutex_unlock(&grep_mutex);
+}
+
/* Used to serialize calls to read_sha1_file. */
static pthread_mutex_t read_sha1_mutex;
-#define grep_lock() pthread_mutex_lock(&grep_mutex)
-#define grep_unlock() pthread_mutex_unlock(&grep_mutex)
-#define read_sha1_lock() pthread_mutex_lock(&read_sha1_mutex)
-#define read_sha1_unlock() pthread_mutex_unlock(&read_sha1_mutex)
+static inline void read_sha1_lock(void)
+{
+ if (use_threads)
+ pthread_mutex_lock(&read_sha1_mutex);
+}
+
+static inline void read_sha1_unlock(void)
+{
+ if (use_threads)
+ pthread_mutex_unlock(&read_sha1_mutex);
+}
/* Signalled when a new work_item is added to todo. */
static pthread_cond_t cond_add;
/* Signalled when we are finished with everything. */
static pthread_cond_t cond_result;
+static int skip_first_line;
+
static void add_work(enum work_type type, char *name, void *id)
{
grep_lock();
for(; todo[todo_done].done && todo_done != todo_start;
todo_done = (todo_done+1) % ARRAY_SIZE(todo)) {
w = &todo[todo_done];
- write_or_die(1, w->out.buf, w->out.len);
+ if (w->out.len) {
+ const char *p = w->out.buf;
+ size_t len = w->out.len;
+
+ /* Skip the leading hunk mark of the first file. */
+ if (skip_first_line) {
+ while (len) {
+ len--;
+ if (*p++ == '\n')
+ break;
+ }
+ skip_first_line = 0;
+ }
+
+ write_or_die(1, p, len);
+ }
free(w->name);
free(w->identifier);
}
err = pthread_create(&threads[i], NULL, run, o);
if (err)
- die("grep: failed to create thread: %s",
+ die(_("grep: failed to create thread: %s"),
strerror(err));
}
}
static int grep_config(const char *var, const char *value, void *cb)
{
struct grep_opt *opt = cb;
+ char *color = NULL;
switch (userdiff_config(var, value)) {
case 0: break;
default: return 0;
}
- if (!strcmp(var, "color.grep")) {
- opt->color = git_config_colorbool(var, value, -1);
- return 0;
- }
- if (!strcmp(var, "color.grep.match")) {
- if (!value)
- return config_error_nonbool(var);
- color_parse(value, var, opt->color_match);
+ if (!strcmp(var, "grep.extendedregexp")) {
+ if (git_config_bool(var, value))
+ opt->regflags |= REG_EXTENDED;
+ else
+ opt->regflags &= ~REG_EXTENDED;
return 0;
}
- return git_color_default_config(var, value, cb);
-}
-
-/*
- * Return non-zero if max_depth is negative or path has no more then max_depth
- * slashes.
- */
-static int accept_subdir(const char *path, int max_depth)
-{
- if (max_depth < 0)
- return 1;
- while ((path = strchr(path, '/')) != NULL) {
- max_depth--;
- if (max_depth < 0)
- return 0;
- path++;
- }
- return 1;
-}
-
-/*
- * Return non-zero if name is a subdirectory of match and is not too deep.
- */
-static int is_subdir(const char *name, int namelen,
- const char *match, int matchlen, int max_depth)
-{
- if (matchlen > namelen || strncmp(name, match, matchlen))
+ if (!strcmp(var, "grep.linenumber")) {
+ opt->linenum = git_config_bool(var, value);
return 0;
+ }
- if (name[matchlen] == '\0') /* exact match */
- return 1;
-
- if (!matchlen || match[matchlen-1] == '/' || name[matchlen] == '/')
- return accept_subdir(name + matchlen + 1, max_depth);
-
- return 0;
-}
-
-/*
- * git grep pathspecs are somewhat different from diff-tree pathspecs;
- * pathname wildcards are allowed.
- */
-static int pathspec_matches(const char **paths, const char *name, int max_depth)
-{
- int namelen, i;
- if (!paths || !*paths)
- return accept_subdir(name, max_depth);
- namelen = strlen(name);
- for (i = 0; paths[i]; i++) {
- const char *match = paths[i];
- int matchlen = strlen(match);
- const char *cp, *meta;
-
- if (is_subdir(name, namelen, match, matchlen, max_depth))
- return 1;
- if (!fnmatch(match, name, 0))
- return 1;
- if (name[namelen-1] != '/')
- continue;
-
- /* We are being asked if the directory ("name") is worth
- * descending into.
- *
- * Find the longest leading directory name that does
- * not have metacharacter in the pathspec; the name
- * we are looking at must overlap with that directory.
- */
- for (cp = match, meta = NULL; cp - match < matchlen; cp++) {
- char ch = *cp;
- if (ch == '*' || ch == '[' || ch == '?') {
- meta = cp;
- break;
- }
- }
- if (!meta)
- meta = cp; /* fully literal */
-
- if (namelen <= meta - match) {
- /* Looking at "Documentation/" and
- * the pattern says "Documentation/howto/", or
- * "Documentation/diff*.txt". The name we
- * have should match prefix.
- */
- if (!memcmp(match, name, namelen))
- return 1;
- continue;
- }
-
- if (meta - match < namelen) {
- /* Looking at "Documentation/howto/" and
- * the pattern says "Documentation/h*";
- * match up to "Do.../h"; this avoids descending
- * into "Documentation/technical/".
- */
- if (!memcmp(match, name, meta - match))
- return 1;
- continue;
- }
+ 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;
}
{
void *data;
- if (use_threads) {
- read_sha1_lock();
- data = read_sha1_file(sha1, type, size);
- read_sha1_unlock();
- } else {
- data = read_sha1_file(sha1, type, size);
- }
+ read_sha1_lock();
+ data = read_sha1_file(sha1, type, size);
+ read_sha1_unlock();
return data;
}
void *data = lock_and_read_sha1_file(sha1, &type, size);
if (!data)
- error("'%s': unable to read %s", name, sha1_to_hex(sha1));
+ error(_("'%s': unable to read %s"), name, sha1_to_hex(sha1));
return data;
}
if (lstat(filename, &st) < 0) {
err_ret:
if (errno != ENOENT)
- error("'%s': %s", filename, strerror(errno));
- return 0;
+ error(_("'%s': %s"), filename, strerror(errno));
+ return NULL;
}
if (!S_ISREG(st.st_mode))
- return 0;
+ return NULL;
*sz = xsize_t(st.st_size);
i = open(filename, O_RDONLY);
if (i < 0)
goto err_ret;
data = xmalloc(*sz + 1);
if (st.st_size != read_in_full(i, data, *sz)) {
- error("'%s': short read %s", filename, strerror(errno));
+ error(_("'%s': short read %s"), filename, strerror(errno));
close(i);
free(data);
- return 0;
+ return NULL;
}
close(i);
data[*sz] = 0;
}
}
-static int grep_cache(struct grep_opt *opt, const char **paths, int cached)
+static void append_path(struct grep_opt *opt, const void *data, size_t len)
+{
+ struct string_list *path_list = opt->output_priv;
+
+ if (len == 1 && *(const char *)data == '\0')
+ return;
+ string_list_append(path_list, xstrndup(data, len));
+}
+
+static void run_pager(struct grep_opt *opt, const char *prefix)
+{
+ struct string_list *path_list = opt->output_priv;
+ const char **argv = xmalloc(sizeof(const char *) * (path_list->nr + 1));
+ int i, status;
+
+ for (i = 0; i < path_list->nr; i++)
+ argv[i] = path_list->items[i].string;
+ argv[path_list->nr] = NULL;
+
+ if (prefix && chdir(prefix))
+ die(_("Failed to chdir: %s"), prefix);
+ status = run_command_v_opt(argv, RUN_USING_SHELL);
+ if (status)
+ exit(status);
+ free(argv);
+}
+
+static int grep_cache(struct grep_opt *opt, const struct pathspec *pathspec, int cached)
{
int hit = 0;
int nr;
struct cache_entry *ce = active_cache[nr];
if (!S_ISREG(ce->ce_mode))
continue;
- if (!pathspec_matches(paths, ce->name, opt->max_depth))
+ if (!match_pathspec_depth(pathspec, ce->name, ce_namelen(ce), 0, NULL))
continue;
/*
* If CE_VALID is on, we assume worktree file and its cache entry
if (hit && opt->status_only)
break;
}
- free_grep_patterns(opt);
return hit;
}
-static int grep_tree(struct grep_opt *opt, const char **paths,
- struct tree_desc *tree,
- const char *tree_name, const char *base)
+static int grep_tree(struct grep_opt *opt, const struct pathspec *pathspec,
+ struct tree_desc *tree, struct strbuf *base, int tn_len)
{
- int len;
- int hit = 0;
+ int hit = 0, match = 0;
struct name_entry entry;
- char *down;
- int tn_len = strlen(tree_name);
- struct strbuf pathbuf;
-
- strbuf_init(&pathbuf, PATH_MAX + tn_len);
-
- if (tn_len) {
- strbuf_add(&pathbuf, tree_name, tn_len);
- strbuf_addch(&pathbuf, ':');
- tn_len = pathbuf.len;
- }
- strbuf_addstr(&pathbuf, base);
- len = pathbuf.len;
+ int old_baselen = base->len;
while (tree_entry(tree, &entry)) {
int te_len = tree_entry_len(entry.path, entry.sha1);
- pathbuf.len = len;
- strbuf_add(&pathbuf, entry.path, te_len);
-
- if (S_ISDIR(entry.mode))
- /* Match "abc/" against pathspec to
- * decide if we want to descend into "abc"
- * directory.
- */
- strbuf_addch(&pathbuf, '/');
-
- down = pathbuf.buf + tn_len;
- if (!pathspec_matches(paths, down, opt->max_depth))
- ;
- else if (S_ISREG(entry.mode))
- hit |= grep_sha1(opt, entry.sha1, pathbuf.buf, tn_len);
+
+ if (match != 2) {
+ match = tree_entry_interesting(&entry, base, tn_len, pathspec);
+ if (match < 0)
+ break;
+ if (match == 0)
+ continue;
+ }
+
+ strbuf_add(base, entry.path, te_len);
+
+ if (S_ISREG(entry.mode)) {
+ hit |= grep_sha1(opt, entry.sha1, base->buf, tn_len);
+ }
else if (S_ISDIR(entry.mode)) {
enum object_type type;
struct tree_desc sub;
data = lock_and_read_sha1_file(entry.sha1, &type, &size);
if (!data)
- die("unable to read tree (%s)",
+ die(_("unable to read tree (%s)"),
sha1_to_hex(entry.sha1));
+
+ strbuf_addch(base, '/');
init_tree_desc(&sub, data, size);
- hit |= grep_tree(opt, paths, &sub, tree_name, down);
+ hit |= grep_tree(opt, pathspec, &sub, base, tn_len);
free(data);
}
+ strbuf_setlen(base, old_baselen);
+
if (hit && opt->status_only)
break;
}
- strbuf_release(&pathbuf);
return hit;
}
-static int grep_object(struct grep_opt *opt, const char **paths,
+static int grep_object(struct grep_opt *opt, const struct pathspec *pathspec,
struct object *obj, const char *name)
{
if (obj->type == OBJ_BLOB)
struct tree_desc tree;
void *data;
unsigned long size;
- int hit;
+ struct strbuf base;
+ int hit, len;
+
+ read_sha1_lock();
data = read_object_with_reference(obj->sha1, tree_type,
&size, NULL);
+ read_sha1_unlock();
+
if (!data)
- die("unable to read tree (%s)", sha1_to_hex(obj->sha1));
+ die(_("unable to read tree (%s)"), sha1_to_hex(obj->sha1));
+
+ len = name ? strlen(name) : 0;
+ strbuf_init(&base, PATH_MAX + len + 1);
+ if (len) {
+ strbuf_add(&base, name, len);
+ strbuf_addch(&base, ':');
+ }
init_tree_desc(&tree, data, size);
- hit = grep_tree(opt, paths, &tree, name, "");
+ hit = grep_tree(opt, pathspec, &tree, &base, base.len);
+ strbuf_release(&base);
free(data);
return hit;
}
- die("unable to grep from object of type %s", typename(obj->type));
+ die(_("unable to grep from object of type %s"), typename(obj->type));
+}
+
+static int grep_objects(struct grep_opt *opt, const struct pathspec *pathspec,
+ const struct object_array *list)
+{
+ unsigned int i;
+ int hit = 0;
+ const unsigned int nr = list->nr;
+
+ for (i = 0; i < nr; i++) {
+ struct object *real_obj;
+ real_obj = deref_tag(list->objects[i].item, NULL, 0);
+ if (grep_object(opt, pathspec, real_obj, list->objects[i].name)) {
+ hit = 1;
+ if (opt->status_only)
+ break;
+ }
+ }
+ return hit;
}
-static int grep_directory(struct grep_opt *opt, const char **paths)
+static int grep_directory(struct grep_opt *opt, const struct pathspec *pathspec,
+ int exc_std)
{
struct dir_struct dir;
int i, hit = 0;
memset(&dir, 0, sizeof(dir));
- setup_standard_excludes(&dir);
+ if (exc_std)
+ setup_standard_excludes(&dir);
- fill_directory(&dir, paths);
+ fill_directory(&dir, pathspec->raw);
for (i = 0; i < dir.nr; i++) {
+ const char *name = dir.entries[i]->name;
+ int namelen = strlen(name);
+ if (!match_pathspec_depth(pathspec, name, namelen, 0, NULL))
+ continue;
hit |= grep_file(opt, dir.entries[i]->name);
if (hit && opt->status_only)
break;
}
- free_grep_patterns(opt);
return hit;
}
}
value = strtol(arg, (char **)&endp, 10);
if (*endp) {
- return error("switch `%c' expects a numerical value",
+ return error(_("switch `%c' expects a numerical value"),
opt->short_name);
}
grep_opt->pre_context = grep_opt->post_context = value;
static int file_callback(const struct option *opt, const char *arg, int unset)
{
struct grep_opt *grep_opt = opt->value;
+ int from_stdin = !strcmp(arg, "-");
FILE *patterns;
int lno = 0;
struct strbuf sb = STRBUF_INIT;
- patterns = fopen(arg, "r");
+ patterns = from_stdin ? stdin : fopen(arg, "r");
if (!patterns)
- die_errno("cannot open '%s'", arg);
+ die_errno(_("cannot open '%s'"), arg);
while (strbuf_getline(&sb, patterns, '\n') == 0) {
+ char *s;
+ size_t len;
+
/* ignore empty line like grep does */
if (sb.len == 0)
continue;
- append_grep_pattern(grep_opt, strbuf_detach(&sb, NULL), arg,
- ++lno, GREP_PATTERN);
+
+ s = strbuf_detach(&sb, &len);
+ append_grep_pat(grep_opt, s, len, arg, ++lno, GREP_PATTERN);
}
- fclose(patterns);
+ if (!from_stdin)
+ fclose(patterns);
strbuf_release(&sb);
return 0;
}
int cmd_grep(int argc, const char **argv, const char *prefix)
{
int hit = 0;
- int cached = 0;
+ int cached = 0, untracked = 0, opt_exclude = -1;
int seen_dashdash = 0;
int external_grep_allowed__ignored;
+ const char *show_in_pager = NULL, *default_pager = "dummy";
struct grep_opt opt;
- struct object_array list = { 0, 0, NULL };
+ struct object_array list = OBJECT_ARRAY_INIT;
const char **paths = NULL;
+ struct pathspec pathspec;
+ struct string_list path_list = STRING_LIST_INIT_NODUP;
int i;
int dummy;
- int nongit = 0, use_index = 1;
+ int use_index = 1;
+ enum {
+ pattern_type_unspecified = 0,
+ pattern_type_bre,
+ pattern_type_ere,
+ pattern_type_fixed,
+ pattern_type_pcre,
+ };
+ int pattern_type = pattern_type_unspecified;
+
struct option options[] = {
OPT_BOOLEAN(0, "cached", &cached,
"search in index instead of in the work tree"),
- OPT_BOOLEAN(0, "index", &use_index,
- "--no-index finds in contents not managed by git"),
+ { OPTION_BOOLEAN, 0, "index", &use_index, NULL,
+ "finds in contents not managed by git",
+ PARSE_OPT_NOARG | PARSE_OPT_NEGHELP },
+ OPT_BOOLEAN(0, "untracked", &untracked,
+ "search in both tracked and untracked files"),
+ OPT_SET_INT(0, "exclude-standard", &opt_exclude,
+ "search also in ignored files", 1),
OPT_GROUP(""),
OPT_BOOLEAN('v', "invert-match", &opt.invert,
"show non-matching lines"),
"descend at most <depth> levels", PARSE_OPT_NONEG,
NULL, 1 },
OPT_GROUP(""),
- OPT_BIT('E', "extended-regexp", &opt.regflags,
- "use extended POSIX regular expressions", REG_EXTENDED),
- OPT_NEGBIT('G', "basic-regexp", &opt.regflags,
- "use basic POSIX regular expressions (default)",
- REG_EXTENDED),
- OPT_BOOLEAN('F', "fixed-strings", &opt.fixed,
- "interpret patterns as fixed strings"),
+ OPT_SET_INT('E', "extended-regexp", &pattern_type,
+ "use extended POSIX regular expressions",
+ pattern_type_ere),
+ OPT_SET_INT('G', "basic-regexp", &pattern_type,
+ "use basic POSIX regular expressions (default)",
+ pattern_type_bre),
+ OPT_SET_INT('F', "fixed-strings", &pattern_type,
+ "interpret patterns as fixed strings",
+ pattern_type_fixed),
+ OPT_SET_INT('P', "perl-regexp", &pattern_type,
+ "use Perl-compatible regular expressions",
+ pattern_type_pcre),
OPT_GROUP(""),
- OPT_BOOLEAN('n', NULL, &opt.linenum, "show line numbers"),
+ OPT_BOOLEAN('n', "line-number", &opt.linenum, "show line numbers"),
OPT_NEGBIT('h', NULL, &opt.pathname, "don't show filenames", 1),
OPT_BIT('H', NULL, &opt.pathname, "show filenames", 1),
OPT_NEGBIT(0, "full-name", &opt.relative,
"print NUL after filenames"),
OPT_BOOLEAN('c', "count", &opt.count,
"show the number of matches instead of matching lines"),
- OPT_SET_INT(0, "color", &opt.color, "highlight matches", 1),
+ OPT__COLOR(&opt.color, "highlight matches"),
+ OPT_BOOLEAN(0, "break", &opt.file_break,
+ "print empty line between matches from different files"),
+ OPT_BOOLEAN(0, "heading", &opt.heading,
+ "show filename only once above matches from same file"),
OPT_GROUP(""),
- OPT_CALLBACK('C', NULL, &opt, "n",
+ OPT_CALLBACK('C', "context", &opt, "n",
"show <n> context lines before and after matches",
context_callback),
- OPT_INTEGER('B', NULL, &opt.pre_context,
+ OPT_INTEGER('B', "before-context", &opt.pre_context,
"show <n> context lines before matches"),
- OPT_INTEGER('A', NULL, &opt.post_context,
+ OPT_INTEGER('A', "after-context", &opt.post_context,
"show <n> context lines after matches"),
OPT_NUMBER_CALLBACK(&opt, "shortcut for -C NUM",
context_callback),
OPT_BOOLEAN('p', "show-function", &opt.funcname,
"show a line with the function name before matches"),
+ OPT_BOOLEAN('W', "function-context", &opt.funcbody,
+ "show the surrounding function"),
OPT_GROUP(""),
OPT_CALLBACK('f', NULL, &opt, "file",
"read patterns from file", file_callback),
{ OPTION_CALLBACK, ')', NULL, &opt, NULL, "",
PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_NODASH,
close_callback },
- OPT_BOOLEAN('q', "quiet", &opt.status_only,
- "indicate hit with exit status without output"),
+ OPT__QUIET(&opt.status_only,
+ "indicate hit with exit status without output"),
OPT_BOOLEAN(0, "all-match", &opt.all_match,
"show only matches from files that match all patterns"),
OPT_GROUP(""),
+ { OPTION_STRING, 'O', "open-files-in-pager", &show_in_pager,
+ "pager", "show matching files in the pager",
+ PARSE_OPT_OPTARG, NULL, (intptr_t)default_pager },
OPT_BOOLEAN(0, "ext-grep", &external_grep_allowed__ignored,
"allow calling of grep(1) (ignored by this build)"),
{ OPTION_CALLBACK, 0, "help-all", &options, NULL, "show usage",
OPT_END()
};
- prefix = setup_git_directory_gently(&nongit);
-
/*
* 'git grep -h', unlike 'git grep -h <pattern>', is a request
* to show usage information and exit.
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;
- strcpy(opt.color_match, GIT_COLOR_RED GIT_COLOR_BOLD);
+ 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);
- if (opt.color == -1)
- opt.color = git_use_color_default;
/*
* If there is no -- then the paths must exist in the working
PARSE_OPT_KEEP_DASHDASH |
PARSE_OPT_STOP_AT_NON_OPTION |
PARSE_OPT_NO_INTERNAL_HELP);
+ switch (pattern_type) {
+ case pattern_type_fixed:
+ opt.fixed = 1;
+ opt.pcre = 0;
+ break;
+ case pattern_type_bre:
+ opt.fixed = 0;
+ opt.pcre = 0;
+ opt.regflags &= ~REG_EXTENDED;
+ break;
+ case pattern_type_ere:
+ opt.fixed = 0;
+ opt.pcre = 0;
+ opt.regflags |= REG_EXTENDED;
+ break;
+ case pattern_type_pcre:
+ opt.fixed = 0;
+ opt.pcre = 1;
+ break;
+ default:
+ break; /* nothing */
+ }
- if (use_index && nongit)
+ if (use_index && !startup_info->have_repository)
/* die the same way as if we did it at the beginning */
setup_git_directory();
argc--;
}
+ if (show_in_pager == default_pager)
+ show_in_pager = git_pager(1);
+ if (show_in_pager) {
+ opt.color = 0;
+ opt.name_only = 1;
+ opt.null_following_name = 1;
+ opt.output_priv = &path_list;
+ opt.output = append_path;
+ string_list_append(&path_list, show_in_pager);
+ use_threads = 0;
+ }
+
if (!opt.pattern_list)
- die("no pattern given.");
+ die(_("no pattern given."));
if (!opt.fixed && opt.ignore_case)
opt.regflags |= REG_ICASE;
- if ((opt.regflags != REG_NEWLINE) && opt.fixed)
- die("cannot mix --fixed-strings and regexp");
#ifndef NO_PTHREADS
if (online_cpus() == 1 || !grep_threads_ok(&opt))
use_threads = 0;
- if (use_threads)
+ if (use_threads) {
+ if (opt.pre_context || opt.post_context || opt.file_break ||
+ opt.funcbody)
+ skip_first_line = 1;
start_threads(&opt);
+ }
#else
use_threads = 0;
#endif
if (!get_sha1(arg, sha1)) {
struct object *object = parse_object(sha1);
if (!object)
- die("bad object %s", arg);
+ die(_("bad object %s"), arg);
add_object_array(object, arg, &list);
continue;
}
verify_filename(prefix, argv[j]);
}
- if (i < argc)
- paths = get_pathspec(prefix, argv + i);
- else if (prefix) {
- paths = xcalloc(2, sizeof(const char *));
- paths[0] = prefix;
- paths[1] = NULL;
- }
+ paths = get_pathspec(prefix, argv + i);
+ init_pathspec(&pathspec, paths);
+ pathspec.max_depth = opt.max_depth;
+ pathspec.recursive = 1;
- if (!use_index) {
- int hit;
- if (cached)
- die("--cached cannot be used with --no-index.");
- if (list.nr)
- die("--no-index cannot be used with revs.");
- hit = grep_directory(&opt, paths);
- if (use_threads)
- hit |= wait_all();
- return !hit;
- }
+ if (show_in_pager && (cached || list.nr))
+ die(_("--open-files-in-pager only works on the worktree"));
- if (!list.nr) {
- int hit;
- if (!cached)
- setup_work_tree();
+ if (show_in_pager && opt.pattern_list && !opt.pattern_list->next) {
+ const char *pager = path_list.items[0].string;
+ int len = strlen(pager);
- hit = grep_cache(&opt, paths, cached);
- if (use_threads)
- hit |= wait_all();
- return !hit;
+ if (len > 4 && is_dir_sep(pager[len - 5]))
+ pager += len - 4;
+
+ if (!strcmp("less", pager) || !strcmp("vi", pager)) {
+ struct strbuf buf = STRBUF_INIT;
+ strbuf_addf(&buf, "+/%s%s",
+ strcmp("less", pager) ? "" : "*",
+ opt.pattern_list->pattern);
+ string_list_append(&path_list, buf.buf);
+ strbuf_detach(&buf, NULL);
+ }
}
- if (cached)
- die("both --cached and trees are given.");
+ if (!show_in_pager)
+ setup_pager();
- for (i = 0; i < list.nr; i++) {
- struct object *real_obj;
- real_obj = deref_tag(list.objects[i].item, NULL, 0);
- if (grep_object(&opt, paths, real_obj, list.objects[i].name)) {
- hit = 1;
- if (opt.status_only)
- break;
- }
+ if (!use_index && (untracked || cached))
+ die(_("--cached or --untracked cannot be used with --no-index."));
+
+ if (!use_index || untracked) {
+ int use_exclude = (opt_exclude < 0) ? use_index : !!opt_exclude;
+ if (list.nr)
+ die(_("--no-index or --untracked cannot be used with revs."));
+ hit = grep_directory(&opt, &pathspec, use_exclude);
+ } else if (0 <= opt_exclude) {
+ die(_("--[no-]exclude-standard cannot be used for tracked contents."));
+ } else if (!list.nr) {
+ if (!cached)
+ setup_work_tree();
+
+ hit = grep_cache(&opt, &pathspec, cached);
+ } else {
+ if (cached)
+ die(_("both --cached and trees are given."));
+ hit = grep_objects(&opt, &pathspec, &list);
}
if (use_threads)
hit |= wait_all();
+ if (hit && show_in_pager)
+ run_pager(&opt, prefix);
free_grep_patterns(&opt);
return !hit;
}