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-rw-r--r--builtin/diff.c84
1 files changed, 40 insertions, 44 deletions
diff --git a/builtin/diff.c b/builtin/diff.c
index 7b64659fe7..0b313549c7 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -4,7 +4,7 @@
* Copyright (c) 2006 Junio C Hamano
*/
#define USE_THE_INDEX_VARIABLE
-#include "cache.h"
+#include "builtin.h"
#include "config.h"
#include "ewah/ewok.h"
#include "lockfile.h"
@@ -16,9 +16,10 @@
#include "diff.h"
#include "diff-merges.h"
#include "diffcore.h"
+#include "preload-index.h"
+#include "read-cache-ll.h"
#include "revision.h"
#include "log-tree.h"
-#include "builtin.h"
#include "setup.h"
#include "submodule.h"
#include "oid-array.h"
@@ -76,9 +77,9 @@ static void stuff_change(struct diff_options *opt,
diff_queue(&diff_queued_diff, one, two);
}
-static int builtin_diff_b_f(struct rev_info *revs,
- int argc, const char **argv UNUSED,
- struct object_array_entry **blob)
+static void builtin_diff_b_f(struct rev_info *revs,
+ int argc, const char **argv UNUSED,
+ struct object_array_entry **blob)
{
/* Blob vs file in the working tree*/
struct stat st;
@@ -108,12 +109,11 @@ static int builtin_diff_b_f(struct rev_info *revs,
path);
diffcore_std(&revs->diffopt);
diff_flush(&revs->diffopt);
- return 0;
}
-static int builtin_diff_blobs(struct rev_info *revs,
- int argc, const char **argv UNUSED,
- struct object_array_entry **blob)
+static void builtin_diff_blobs(struct rev_info *revs,
+ int argc, const char **argv UNUSED,
+ struct object_array_entry **blob)
{
const unsigned mode = canon_mode(S_IFREG | 0644);
@@ -133,11 +133,10 @@ static int builtin_diff_blobs(struct rev_info *revs,
blob_path(blob[0]), blob_path(blob[1]));
diffcore_std(&revs->diffopt);
diff_flush(&revs->diffopt);
- return 0;
}
-static int builtin_diff_index(struct rev_info *revs,
- int argc, const char **argv)
+static void builtin_diff_index(struct rev_info *revs,
+ int argc, const char **argv)
{
unsigned int option = 0;
while (1 < argc) {
@@ -162,20 +161,18 @@ static int builtin_diff_index(struct rev_info *revs,
setup_work_tree();
if (repo_read_index_preload(the_repository,
&revs->diffopt.pathspec, 0) < 0) {
- perror("repo_read_index_preload");
- return -1;
+ die_errno("repo_read_index_preload");
}
} else if (repo_read_index(the_repository) < 0) {
- perror("repo_read_cache");
- return -1;
+ die_errno("repo_read_cache");
}
- return run_diff_index(revs, option);
+ run_diff_index(revs, option);
}
-static int builtin_diff_tree(struct rev_info *revs,
- int argc, const char **argv,
- struct object_array_entry *ent0,
- struct object_array_entry *ent1)
+static void builtin_diff_tree(struct rev_info *revs,
+ int argc, const char **argv,
+ struct object_array_entry *ent0,
+ struct object_array_entry *ent1)
{
const struct object_id *(oid[2]);
struct object_id mb_oid;
@@ -208,13 +205,12 @@ static int builtin_diff_tree(struct rev_info *revs,
}
diff_tree_oid(oid[0], oid[1], "", &revs->diffopt);
log_tree_diff_flush(revs);
- return 0;
}
-static int builtin_diff_combined(struct rev_info *revs,
- int argc, const char **argv UNUSED,
- struct object_array_entry *ent,
- int ents, int first_non_parent)
+static void builtin_diff_combined(struct rev_info *revs,
+ int argc, const char **argv UNUSED,
+ struct object_array_entry *ent,
+ int ents, int first_non_parent)
{
struct oid_array parents = OID_ARRAY_INIT;
int i;
@@ -235,7 +231,6 @@ static int builtin_diff_combined(struct rev_info *revs,
}
diff_tree_combined(&ent[first_non_parent].item->oid, &parents, revs);
oid_array_clear(&parents);
- return 0;
}
static void refresh_index_quietly(void)
@@ -253,7 +248,7 @@ static void refresh_index_quietly(void)
repo_update_index_if_able(the_repository, &lock_file);
}
-static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv)
+static void builtin_diff_files(struct rev_info *revs, int argc, const char **argv)
{
unsigned int options = 0;
@@ -268,8 +263,10 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv
options |= DIFF_SILENT_ON_REMOVED;
else if (!strcmp(argv[1], "-h"))
usage(builtin_diff_usage);
- else
- return error(_("invalid option: %s"), argv[1]);
+ else {
+ error(_("invalid option: %s"), argv[1]);
+ usage(builtin_diff_usage);
+ }
argv++; argc--;
}
@@ -286,10 +283,9 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv
setup_work_tree();
if (repo_read_index_preload(the_repository, &revs->diffopt.pathspec,
0) < 0) {
- perror("repo_read_index_preload");
- return -1;
+ die_errno("repo_read_index_preload");
}
- return run_diff_files(revs, options);
+ run_diff_files(revs, options);
}
struct symdiff {
@@ -403,7 +399,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
int blobs = 0, paths = 0;
struct object_array_entry *blob[2];
int nongit = 0, no_index = 0;
- int result = 0;
+ int result;
struct symdiff sdiff;
/*
@@ -582,17 +578,17 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
if (!ent.nr) {
switch (blobs) {
case 0:
- result = builtin_diff_files(&rev, argc, argv);
+ builtin_diff_files(&rev, argc, argv);
break;
case 1:
if (paths != 1)
usage(builtin_diff_usage);
- result = builtin_diff_b_f(&rev, argc, argv, blob);
+ builtin_diff_b_f(&rev, argc, argv, blob);
break;
case 2:
if (paths)
usage(builtin_diff_usage);
- result = builtin_diff_blobs(&rev, argc, argv, blob);
+ builtin_diff_blobs(&rev, argc, argv, blob);
break;
default:
usage(builtin_diff_usage);
@@ -601,18 +597,18 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
else if (blobs)
usage(builtin_diff_usage);
else if (ent.nr == 1)
- result = builtin_diff_index(&rev, argc, argv);
+ builtin_diff_index(&rev, argc, argv);
else if (ent.nr == 2) {
if (sdiff.warn)
warning(_("%s...%s: multiple merge bases, using %s"),
sdiff.left, sdiff.right, sdiff.base);
- result = builtin_diff_tree(&rev, argc, argv,
- &ent.objects[0], &ent.objects[1]);
+ builtin_diff_tree(&rev, argc, argv,
+ &ent.objects[0], &ent.objects[1]);
} else
- result = builtin_diff_combined(&rev, argc, argv,
- ent.objects, ent.nr,
- first_non_parent);
- result = diff_result_code(&rev.diffopt, result);
+ builtin_diff_combined(&rev, argc, argv,
+ ent.objects, ent.nr,
+ first_non_parent);
+ result = diff_result_code(&rev.diffopt);
if (1 < rev.diffopt.skip_stat_unmatch)
refresh_index_quietly();
release_revisions(&rev);
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-07 16:40:12 +0000