Merge branch 'ab/free-and-null'
[gitweb.git] / builtin / ls-files.c
index b376afc3124c3240f4f249ccc206efa0b064675e..b12d0bb61240890b3145baa8f051c83005b97dbe 100644 (file)
@@ -6,6 +6,7 @@
  * Copyright (C) Linus Torvalds, 2005
  */
 #include "cache.h"
+#include "config.h"
 #include "quote.h"
 #include "dir.h"
 #include "builtin.h"
@@ -53,17 +54,17 @@ static const char *tag_modified = "";
 static const char *tag_skip_worktree = "";
 static const char *tag_resolve_undo = "";
 
-static void write_eolinfo(const struct cache_entry *ce, const char *path)
+static void write_eolinfo(const struct index_state *istate,
+                         const struct cache_entry *ce, const char *path)
 {
-       if (!show_eol)
-               return;
-       else {
+       if (show_eol) {
                struct stat st;
                const char *i_txt = "";
                const char *w_txt = "";
                const char *a_txt = get_convert_attr_ascii(path);
                if (ce && S_ISREG(ce->ce_mode))
-                       i_txt = get_cached_convert_stats_ascii(ce->name);
+                       i_txt = get_cached_convert_stats_ascii(istate,
+                                                              ce->name);
                if (!lstat(path, &st) && S_ISREG(st.st_mode))
                        w_txt = get_wt_convert_stats_ascii(path);
                printf("i/%-5s w/%-5s attr/%-17s\t", i_txt, w_txt, a_txt);
@@ -93,6 +94,43 @@ static void write_name(const char *name)
        strbuf_release(&full_name);
 }
 
+static const char *get_tag(const struct cache_entry *ce, const char *tag)
+{
+       static char alttag[4];
+
+       if (tag && *tag && show_valid_bit && (ce->ce_flags & CE_VALID)) {
+               memcpy(alttag, tag, 3);
+
+               if (isalpha(tag[0])) {
+                       alttag[0] = tolower(tag[0]);
+               } else if (tag[0] == '?') {
+                       alttag[0] = '!';
+               } else {
+                       alttag[0] = 'v';
+                       alttag[1] = tag[0];
+                       alttag[2] = ' ';
+                       alttag[3] = 0;
+               }
+
+               tag = alttag;
+       }
+
+       return tag;
+}
+
+static void print_debug(const struct cache_entry *ce)
+{
+       if (debug_mode) {
+               const struct stat_data *sd = &ce->ce_stat_data;
+
+               printf("  ctime: %d:%d\n", sd->sd_ctime.sec, sd->sd_ctime.nsec);
+               printf("  mtime: %d:%d\n", sd->sd_mtime.sec, sd->sd_mtime.nsec);
+               printf("  dev: %d\tino: %d\n", sd->sd_dev, sd->sd_ino);
+               printf("  uid: %d\tgid: %d\n", sd->sd_uid, sd->sd_gid);
+               printf("  size: %d\tflags: %x\n", sd->sd_size, ce->ce_flags);
+       }
+}
+
 static void show_dir_entry(const char *tag, struct dir_entry *ent)
 {
        int len = max_prefix_len;
@@ -104,23 +142,25 @@ static void show_dir_entry(const char *tag, struct dir_entry *ent)
                return;
 
        fputs(tag, stdout);
-       write_eolinfo(NULL, ent->name);
+       write_eolinfo(NULL, NULL, ent->name);
        write_name(ent->name);
 }
 
-static void show_other_files(struct dir_struct *dir)
+static void show_other_files(const struct index_state *istate,
+                            const struct dir_struct *dir)
 {
        int i;
 
        for (i = 0; i < dir->nr; i++) {
                struct dir_entry *ent = dir->entries[i];
-               if (!cache_name_is_other(ent->name, ent->len))
+               if (!index_name_is_other(istate, ent->name, ent->len))
                        continue;
                show_dir_entry(tag_other, ent);
        }
 }
 
-static void show_killed_files(struct dir_struct *dir)
+static void show_killed_files(const struct index_state *istate,
+                             const struct dir_struct *dir)
 {
        int i;
        for (i = 0; i < dir->nr; i++) {
@@ -134,29 +174,29 @@ static void show_killed_files(struct dir_struct *dir)
                                /* If ent->name is prefix of an entry in the
                                 * cache, it will be killed.
                                 */
-                               pos = cache_name_pos(ent->name, ent->len);
+                               pos = index_name_pos(istate, ent->name, ent->len);
                                if (0 <= pos)
                                        die("BUG: killed-file %.*s not found",
                                                ent->len, ent->name);
                                pos = -pos - 1;
-                               while (pos < active_nr &&
-                                      ce_stage(active_cache[pos]))
+                               while (pos < istate->cache_nr &&
+                                      ce_stage(istate->cache[pos]))
                                        pos++; /* skip unmerged */
-                               if (active_nr <= pos)
+                               if (istate->cache_nr <= pos)
                                        break;
                                /* pos points at a name immediately after
                                 * ent->name in the cache.  Does it expect
                                 * ent->name to be a directory?
                                 */
-                               len = ce_namelen(active_cache[pos]);
+                               len = ce_namelen(istate->cache[pos]);
                                if ((ent->len < len) &&
-                                   !strncmp(active_cache[pos]->name,
+                                   !strncmp(istate->cache[pos]->name,
                                             ent->name, ent->len) &&
-                                   active_cache[pos]->name[ent->len] == '/')
+                                   istate->cache[pos]->name[ent->len] == '/')
                                        killed = 1;
                                break;
                        }
-                       if (0 <= cache_name_pos(ent->name, sp - ent->name)) {
+                       if (0 <= index_name_pos(istate, ent->name, sp - ent->name)) {
                                /* If any of the leading directories in
                                 * ent->name is registered in the cache,
                                 * ent->name will be killed.
@@ -230,7 +270,8 @@ static void show_gitlink(const struct cache_entry *ce)
                exit(status);
 }
 
-static void show_ce_entry(const char *tag, const struct cache_entry *ce)
+static void show_ce_entry(const struct index_state *istate,
+                         const char *tag, const struct cache_entry *ce)
 {
        struct strbuf name = STRBUF_INIT;
        int len = max_prefix_len;
@@ -248,22 +289,7 @@ static void show_ce_entry(const char *tag, const struct cache_entry *ce)
                                  len, ps_matched,
                                  S_ISDIR(ce->ce_mode) ||
                                  S_ISGITLINK(ce->ce_mode))) {
-               if (tag && *tag && show_valid_bit &&
-                   (ce->ce_flags & CE_VALID)) {
-                       static char alttag[4];
-                       memcpy(alttag, tag, 3);
-                       if (isalpha(tag[0]))
-                               alttag[0] = tolower(tag[0]);
-                       else if (tag[0] == '?')
-                               alttag[0] = '!';
-                       else {
-                               alttag[0] = 'v';
-                               alttag[1] = tag[0];
-                               alttag[2] = ' ';
-                               alttag[3] = 0;
-                       }
-                       tag = alttag;
-               }
+               tag = get_tag(ce, tag);
 
                if (!show_stage) {
                        fputs(tag, stdout);
@@ -274,30 +300,22 @@ static void show_ce_entry(const char *tag, const struct cache_entry *ce)
                               find_unique_abbrev(ce->oid.hash, abbrev),
                               ce_stage(ce));
                }
-               write_eolinfo(ce, ce->name);
+               write_eolinfo(istate, ce, ce->name);
                write_name(ce->name);
-               if (debug_mode) {
-                       const struct stat_data *sd = &ce->ce_stat_data;
-
-                       printf("  ctime: %d:%d\n", sd->sd_ctime.sec, sd->sd_ctime.nsec);
-                       printf("  mtime: %d:%d\n", sd->sd_mtime.sec, sd->sd_mtime.nsec);
-                       printf("  dev: %d\tino: %d\n", sd->sd_dev, sd->sd_ino);
-                       printf("  uid: %d\tgid: %d\n", sd->sd_uid, sd->sd_gid);
-                       printf("  size: %d\tflags: %x\n", sd->sd_size, ce->ce_flags);
-               }
+               print_debug(ce);
        }
 
        strbuf_release(&name);
 }
 
-static void show_ru_info(void)
+static void show_ru_info(const struct index_state *istate)
 {
        struct string_list_item *item;
 
-       if (!the_index.resolve_undo)
+       if (!istate->resolve_undo)
                return;
 
-       for_each_string_list_item(item, the_index.resolve_undo) {
+       for_each_string_list_item(item, istate->resolve_undo) {
                const char *path = item->string;
                struct resolve_undo_info *ui = item->util;
                int i, len;
@@ -319,13 +337,14 @@ static void show_ru_info(void)
        }
 }
 
-static int ce_excluded(struct dir_struct *dir, const struct cache_entry *ce)
+static int ce_excluded(struct dir_struct *dir, struct index_state *istate,
+                      const struct cache_entry *ce)
 {
        int dtype = ce_to_dtype(ce);
-       return is_excluded(dir, &the_index, ce->name, &dtype);
+       return is_excluded(dir, istate, ce->name, &dtype);
 }
 
-static void show_files(struct dir_struct *dir)
+static void show_files(struct index_state *istate, struct dir_struct *dir)
 {
        int i;
 
@@ -333,33 +352,33 @@ static void show_files(struct dir_struct *dir)
        if (show_others || show_killed) {
                if (!show_others)
                        dir->flags |= DIR_COLLECT_KILLED_ONLY;
-               fill_directory(dir, &the_index, &pathspec);
+               fill_directory(dir, istate, &pathspec);
                if (show_others)
-                       show_other_files(dir);
+                       show_other_files(istate, dir);
                if (show_killed)
-                       show_killed_files(dir);
+                       show_killed_files(istate, dir);
        }
        if (show_cached || show_stage) {
-               for (i = 0; i < active_nr; i++) {
-                       const struct cache_entry *ce = active_cache[i];
+               for (i = 0; i < istate->cache_nr; i++) {
+                       const struct cache_entry *ce = istate->cache[i];
                        if ((dir->flags & DIR_SHOW_IGNORED) &&
-                           !ce_excluded(dir, ce))
+                           !ce_excluded(dir, istate, ce))
                                continue;
                        if (show_unmerged && !ce_stage(ce))
                                continue;
                        if (ce->ce_flags & CE_UPDATE)
                                continue;
-                       show_ce_entry(ce_stage(ce) ? tag_unmerged :
+                       show_ce_entry(istate, ce_stage(ce) ? tag_unmerged :
                                (ce_skip_worktree(ce) ? tag_skip_worktree : tag_cached), ce);
                }
        }
        if (show_deleted || show_modified) {
-               for (i = 0; i < active_nr; i++) {
-                       const struct cache_entry *ce = active_cache[i];
+               for (i = 0; i < istate->cache_nr; i++) {
+                       const struct cache_entry *ce = istate->cache[i];
                        struct stat st;
                        int err;
                        if ((dir->flags & DIR_SHOW_IGNORED) &&
-                           !ce_excluded(dir, ce))
+                           !ce_excluded(dir, istate, ce))
                                continue;
                        if (ce->ce_flags & CE_UPDATE)
                                continue;
@@ -367,9 +386,9 @@ static void show_files(struct dir_struct *dir)
                                continue;
                        err = lstat(ce->name, &st);
                        if (show_deleted && err)
-                               show_ce_entry(tag_removed, ce);
-                       if (show_modified && ce_modified(ce, &st, 0))
-                               show_ce_entry(tag_modified, ce);
+                               show_ce_entry(istate, tag_removed, ce);
+                       if (show_modified && ie_modified(istate, ce, &st, 0))
+                               show_ce_entry(istate, tag_modified, ce);
                }
        }
 }
@@ -377,30 +396,31 @@ static void show_files(struct dir_struct *dir)
 /*
  * Prune the index to only contain stuff starting with "prefix"
  */
-static void prune_cache(const char *prefix, size_t prefixlen)
+static void prune_index(struct index_state *istate,
+                       const char *prefix, size_t prefixlen)
 {
        int pos;
        unsigned int first, last;
 
        if (!prefix)
                return;
-       pos = cache_name_pos(prefix, prefixlen);
+       pos = index_name_pos(istate, prefix, prefixlen);
        if (pos < 0)
                pos = -pos-1;
        first = pos;
-       last = active_nr;
+       last = istate->cache_nr;
        while (last > first) {
                int next = (last + first) >> 1;
-               const struct cache_entry *ce = active_cache[next];
+               const struct cache_entry *ce = istate->cache[next];
                if (!strncmp(ce->name, prefix, prefixlen)) {
                        first = next+1;
                        continue;
                }
                last = next;
        }
-       memmove(active_cache, active_cache + pos,
+       memmove(istate->cache, istate->cache + pos,
                (last - pos) * sizeof(struct cache_entry *));
-       active_nr = last - pos;
+       istate->cache_nr = last - pos;
 }
 
 static int get_common_prefix_len(const char *common_prefix)
@@ -430,7 +450,8 @@ static int get_common_prefix_len(const char *common_prefix)
  * that were given from the command line.  We are not
  * going to write this index out.
  */
-void overlay_tree_on_cache(const char *tree_name, const char *prefix)
+void overlay_tree_on_index(struct index_state *istate,
+                          const char *tree_name, const char *prefix)
 {
        struct tree *tree;
        struct object_id oid;
@@ -445,8 +466,8 @@ void overlay_tree_on_cache(const char *tree_name, const char *prefix)
                die("bad tree-ish %s", tree_name);
 
        /* Hoist the unmerged entries up to stage #3 to make room */
-       for (i = 0; i < active_nr; i++) {
-               struct cache_entry *ce = active_cache[i];
+       for (i = 0; i < istate->cache_nr; i++) {
+               struct cache_entry *ce = istate->cache[i];
                if (!ce_stage(ce))
                        continue;
                ce->ce_flags |= CE_STAGEMASK;
@@ -459,11 +480,11 @@ void overlay_tree_on_cache(const char *tree_name, const char *prefix)
                               PATHSPEC_PREFER_CWD, prefix, matchbuf);
        } else
                memset(&pathspec, 0, sizeof(pathspec));
-       if (read_tree(tree, 1, &pathspec))
+       if (read_tree(tree, 1, &pathspec, istate))
                die("unable to read tree entries %s", tree_name);
 
-       for (i = 0; i < active_nr; i++) {
-               struct cache_entry *ce = active_cache[i];
+       for (i = 0; i < istate->cache_nr; i++) {
+               struct cache_entry *ce = istate->cache[i];
                switch (ce_stage(ce)) {
                case 0:
                        last_stage0 = ce;
@@ -657,7 +678,7 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
                max_prefix = common_prefix(&pathspec);
        max_prefix_len = get_common_prefix_len(max_prefix);
 
-       prune_cache(max_prefix, max_prefix_len);
+       prune_index(&the_index, max_prefix, max_prefix_len);
 
        /* Treat unmatching pathspec elements as errors */
        if (pathspec.nr && error_unmatch)
@@ -678,11 +699,11 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
                 */
                if (show_stage || show_unmerged)
                        die("ls-files --with-tree is incompatible with -s or -u");
-               overlay_tree_on_cache(with_tree, max_prefix);
+               overlay_tree_on_index(&the_index, with_tree, max_prefix);
        }
-       show_files(&dir);
+       show_files(&the_index, &dir);
        if (show_resolve_undo)
-               show_ru_info();
+               show_ru_info(&the_index);
 
        if (ps_matched) {
                int bad;