sha1-name.c: remove implicit dependency on the_index

diff --git a/builtin/difftool.c b/builtin/difftool.c
index b2d3ba7539d5b9cdc7ec6f910ee24510e709f76c..544b0e86397cb98ddfdad3cffdd983905ee36029 100644 (file)
--- a/builtin/difftool.c
+++ b/builtin/difftool.c
@@ -15,11 +15,12 @@
 #include "config.h"
 #include "builtin.h"
 #include "run-command.h"
-#include "exec_cmd.h"
+#include "exec-cmd.h"
 #include "parse-options.h"
 #include "argv-array.h"
 #include "strbuf.h"
 #include "lockfile.h"
+#include "object-store.h"
 #include "dir.h"
 
 static char *diff_gui_tool;
@@ -111,11 +112,11 @@ static int use_wt_file(const char *workdir, const char *name,
                int fd = open(buf.buf, O_RDONLY);
 
                if (fd >= 0 &&
-                   !index_fd(&wt_oid, fd, &st, OBJ_BLOB, name, 0)) {
+                   !index_fd(&the_index, &wt_oid, fd, &st, OBJ_BLOB, name, 0)) {
                        if (is_null_oid(oid)) {
                                oidcpy(oid, &wt_oid);
                                use = 1;
-                       } else if (!oidcmp(oid, &wt_oid))
+                       } else if (oideq(oid, &wt_oid))
                                use = 1;
                }
        }
@@ -306,7 +307,7 @@ static char *get_symlink(const struct object_id *oid, const char *path)
        } else {
                enum object_type type;
                unsigned long size;
-               data = read_sha1_file(oid->hash, &type, &size);
+               data = read_object_file(oid, &type, &size);
                if (!data)
                        die(_("could not read object %s for symlink %s"),
                                oid_to_hex(oid), path);
@@ -321,10 +322,10 @@ static int checkout_path(unsigned mode, struct object_id *oid,
        struct cache_entry *ce;
        int ret;
 
-       ce = make_cache_entry(mode, oid->hash, path, 0, 0);
+       ce = make_transient_cache_entry(mode, oid, path, 0);
        ret = checkout_entry(ce, state, NULL);
 
-       free(ce);
+       discard_cache_entry(ce);
        return ret;
 }
 
@@ -437,7 +438,7 @@ static int run_dir_diff(const char *extcmd, int symlinks, const char *prefix,
                        strbuf_reset(&buf);
                        strbuf_addf(&buf, "Subproject commit %s",
                                    oid_to_hex(&roid));
-                       if (!oidcmp(&loid, &roid))
+                       if (oideq(&loid, &roid))
                                strbuf_addstr(&buf, "-dirty");
                        add_left_or_right(&submodules, dst_path, buf.buf, 1);
                        continue;
@@ -488,7 +489,7 @@ static int run_dir_diff(const char *extcmd, int symlinks, const char *prefix,
                                 * index.
                                 */
                                struct cache_entry *ce2 =
-                                       make_cache_entry(rmode, roid.hash,
+                                       make_cache_entry(&wtindex, rmode, &roid,
                                                         dst_path, 0, 0);
 
                                add_index_entry(&wtindex, ce2,
@@ -610,13 +611,12 @@ static int run_dir_diff(const char *extcmd, int symlinks, const char *prefix,
                        continue;
 
                if (!indices_loaded) {
-                       static struct lock_file lock;
+                       struct lock_file lock = LOCK_INIT;
                        strbuf_reset(&buf);
                        strbuf_addf(&buf, "%s/wtindex", tmpdir);
                        if (hold_lock_file_for_update(&lock, buf.buf, 0) < 0 ||
                            write_locked_index(&wtindex, &lock, COMMIT_LOCK)) {
                                ret = error("could not write %s", buf.buf);
-                               rollback_lock_file(&lock);
                                goto finish;
                        }
                        changed_files(&wt_modified, buf.buf, workdir);
@@ -696,15 +696,14 @@ int cmd_difftool(int argc, const char **argv, const char *prefix)
                         N_("use `diff.guitool` instead of `diff.tool`")),
                OPT_BOOL('d', "dir-diff", &dir_diff,
                         N_("perform a full-directory diff")),
-               { OPTION_SET_INT, 'y', "no-prompt", &prompt, NULL,
+               OPT_SET_INT_F('y', "no-prompt", &prompt,
                        N_("do not prompt before launching a diff tool"),
-                       PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 0},
-               { OPTION_SET_INT, 0, "prompt", &prompt, NULL, NULL,
-                       PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_HIDDEN,
-                       NULL, 1 },
+                       0, PARSE_OPT_NONEG),
+               OPT_SET_INT_F(0, "prompt", &prompt, NULL,
+                       1, PARSE_OPT_NONEG | PARSE_OPT_HIDDEN),
                OPT_BOOL(0, "symlinks", &symlinks,
                         N_("use symlinks in dir-diff mode")),
-               OPT_STRING('t', "tool", &difftool_cmd, N_("<tool>"),
+               OPT_STRING('t', "tool", &difftool_cmd, N_("tool"),
                           N_("use the specified diff tool")),
                OPT_BOOL(0, "tool-help", &tool_help,
                         N_("print a list of diff tools that may be used with "
@@ -712,7 +711,7 @@ int cmd_difftool(int argc, const char **argv, const char *prefix)
                OPT_BOOL(0, "trust-exit-code", &trust_exit_code,
                         N_("make 'git-difftool' exit when an invoked diff "
                            "tool returns a non - zero exit code")),
-               OPT_STRING('x', "extcmd", &extcmd, N_("<command>"),
+               OPT_STRING('x', "extcmd", &extcmd, N_("command"),
                           N_("specify a custom command for viewing diffs")),
                OPT_END()
        };