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Diffstat (limited to 'builtin/diff.c')
-rw-r--r--builtin/diff.c51
1 files changed, 27 insertions, 24 deletions
diff --git a/builtin/diff.c b/builtin/diff.c
index 14bd14fce0..8c2af6cb43 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -14,6 +14,7 @@
#include "log-tree.h"
#include "builtin.h"
#include "submodule.h"
+#include "sha1-array.h"
struct blobinfo {
unsigned char sha1[20];
@@ -28,6 +29,8 @@ static void stuff_change(struct diff_options *opt,
unsigned old_mode, unsigned new_mode,
const unsigned char *old_sha1,
const unsigned char *new_sha1,
+ int old_sha1_valid,
+ int new_sha1_valid,
const char *old_name,
const char *new_name)
{
@@ -53,8 +56,8 @@ static void stuff_change(struct diff_options *opt,
one = alloc_filespec(old_name);
two = alloc_filespec(new_name);
- fill_filespec(one, old_sha1, old_mode);
- fill_filespec(two, new_sha1, new_mode);
+ fill_filespec(one, old_sha1, old_sha1_valid, old_mode);
+ fill_filespec(two, new_sha1, new_sha1_valid, new_mode);
diff_queue(&diff_queued_diff, one, two);
}
@@ -83,6 +86,7 @@ static int builtin_diff_b_f(struct rev_info *revs,
stuff_change(&revs->diffopt,
blob[0].mode, canon_mode(st.st_mode),
blob[0].sha1, null_sha1,
+ 1, 0,
path, path);
diffcore_std(&revs->diffopt);
diff_flush(&revs->diffopt);
@@ -107,6 +111,7 @@ static int builtin_diff_blobs(struct rev_info *revs,
stuff_change(&revs->diffopt,
blob[0].mode, blob[1].mode,
blob[0].sha1, blob[1].sha1,
+ 1, 1,
blob[0].name, blob[1].name);
diffcore_std(&revs->diffopt);
diff_flush(&revs->diffopt);
@@ -125,8 +130,6 @@ static int builtin_diff_index(struct rev_info *revs,
usage(builtin_diff_usage);
argv++; argc--;
}
- if (!cached)
- setup_work_tree();
/*
* Make sure there is one revision (i.e. pending object),
* and there is no revision filtering parameters.
@@ -135,8 +138,14 @@ static int builtin_diff_index(struct rev_info *revs,
revs->max_count != -1 || revs->min_age != -1 ||
revs->max_age != -1)
usage(builtin_diff_usage);
- if (read_cache_preload(revs->diffopt.pathspec.raw) < 0) {
- perror("read_cache_preload");
+ if (!cached) {
+ setup_work_tree();
+ if (read_cache_preload(revs->diffopt.pathspec.raw) < 0) {
+ perror("read_cache_preload");
+ return -1;
+ }
+ } else if (read_cache() < 0) {
+ perror("read_cache");
return -1;
}
return run_diff_index(revs, cached);
@@ -169,7 +178,7 @@ static int builtin_diff_combined(struct rev_info *revs,
struct object_array_entry *ent,
int ents)
{
- const unsigned char (*parent)[20];
+ struct sha1_array parents = SHA1_ARRAY_INIT;
int i;
if (argc > 1)
@@ -177,11 +186,11 @@ static int builtin_diff_combined(struct rev_info *revs,
if (!revs->dense_combined_merges && !revs->combine_merges)
revs->dense_combined_merges = revs->combine_merges = 1;
- parent = xmalloc(ents * sizeof(*parent));
- for (i = 0; i < ents; i++)
- hashcpy((unsigned char *)(parent + i), ent[i].item->sha1);
- diff_tree_combined(parent[0], parent + 1, ents - 1,
+ for (i = 1; i < ents; i++)
+ sha1_array_append(&parents, ent[i].item->sha1);
+ diff_tree_combined(ent[0].item->sha1, &parents,
revs->dense_combined_merges, revs);
+ sha1_array_clear(&parents);
return 0;
}
@@ -276,9 +285,6 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
gitmodules_config();
git_config(git_diff_ui_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
/* If this is a no-index diff, just run it and exit there. */
@@ -287,6 +293,10 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
/* Otherwise, we are doing the usual "git" diff */
rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
+ /* Scale to real terminal size and respect statGraphWidth config */
+ rev.diffopt.stat_width = -1;
+ rev.diffopt.stat_graph_width = -1;
+
/* Default to let external and textconv be used */
DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL);
DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
@@ -296,19 +306,12 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
argc = setup_revisions(argc, argv, &rev, NULL);
if (!rev.diffopt.output_format) {
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
- if (diff_setup_done(&rev.diffopt) < 0)
- die(_("diff_setup_done failed"));
+ diff_setup_done(&rev.diffopt);
}
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
- /*
- * If the user asked for our exit code then don't start a
- * pager or we would end up reporting its exit code instead.
- */
- if (!DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS) &&
- check_pager_config("diff") != 0)
- setup_pager();
+ setup_diff_pager(&rev.diffopt);
/*
* Do we have --cached and not have a pending object, then
@@ -325,7 +328,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
add_head_to_pending(&rev);
if (!rev.pending.nr) {
struct tree *tree;
- tree = lookup_tree((const unsigned char*)EMPTY_TREE_SHA1_BIN);
+ tree = lookup_tree(EMPTY_TREE_SHA1_BIN);
add_pending_object(&rev, &tree->object, "HEAD");
}
break;