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Merge branch 'jc/show-pathspec-fix' into maint

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"git show <commit1> <commit2>... -- <pathspec>" lost the pathspec
when showing the second and subsequent commits, which has been
corrected.
source: <xmqqo80j87g0.fsf_-_@gitster.g>

* jc/show-pathspec-fix:
  2.36 show regression fix
This commit is contained in:
Junio C Hamano 2022-05-05 14:36:24 -07:00
parent ee12682367 5cdb38458e
commit 8da1481bdc
2 changed files with 37 additions and 5 deletions
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23
builtin/log.c
View file

@ -417,7 +417,7 @@ static void finish_early_output(struct rev_info *rev)
show_early_header(rev, "done", n);
}
static int cmd_log_walk(struct rev_info *rev)
static int cmd_log_walk_no_free(struct rev_info *rev)
{
struct commit *commit;
int saved_nrl = 0;
@ -444,7 +444,6 @@ static int cmd_log_walk(struct rev_info *rev)
* and HAS_CHANGES being accumulated in rev->diffopt, so be careful to
* retain that state information if replacing rev->diffopt in this loop
*/
rev->diffopt.no_free = 1;
while ((commit = get_revision(rev)) != NULL) {
if (!log_tree_commit(rev, commit) && rev->max_count >= 0)
/*
@ -469,8 +468,6 @@ static int cmd_log_walk(struct rev_info *rev)
}
rev->diffopt.degraded_cc_to_c = saved_dcctc;
rev->diffopt.needed_rename_limit = saved_nrl;
rev->diffopt.no_free = 0;
diff_free(&rev->diffopt);
if (rev->remerge_diff) {
tmp_objdir_destroy(rev->remerge_objdir);
@ -484,6 +481,17 @@ static int cmd_log_walk(struct rev_info *rev)
return diff_result_code(&rev->diffopt, 0);
}
static int cmd_log_walk(struct rev_info *rev)
{
int retval;
rev->diffopt.no_free = 1;
retval = cmd_log_walk_no_free(rev);
rev->diffopt.no_free = 0;
diff_free(&rev->diffopt);
return retval;
}
static int git_log_config(const char *var, const char *value, void *cb)
{
const char *slot_name;
@ -680,6 +688,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
count = rev.pending.nr;
objects = rev.pending.objects;
rev.diffopt.no_free = 1;
for (i = 0; i < count && !ret; i++) {
struct object *o = objects[i].item;
const char *name = objects[i].name;
@ -725,12 +734,16 @@ int cmd_show(int argc, const char **argv, const char *prefix)
rev.pending.nr = rev.pending.alloc = 0;
rev.pending.objects = NULL;
add_object_array(o, name, &rev.pending);
ret = cmd_log_walk(&rev);
ret = cmd_log_walk_no_free(&rev);
break;
default:
ret = error(_("unknown type: %d"), o->type);
}
}
rev.diffopt.no_free = 0;
diff_free(&rev.diffopt);
free(objects);
return ret;
}

19
t/t4013-diff-various.sh
View file

@ -556,6 +556,25 @@ test_expect_success 'diff-tree --stdin with pathspec' '
test_cmp expect actual
'
test_expect_success 'show A B ... -- <pathspec>' '
# side touches dir/sub, file0, and file3
# master^ touches dir/sub, and file1
# master^^ touches dir/sub, file0, and file2
git show --name-only --format="<%s>" side master^ master^^ -- dir >actual &&
cat >expect <<-\EOF &&
<Side>
dir/sub
<Third>
dir/sub
<Second>
dir/sub
EOF
test_cmp expect actual
'
test_expect_success 'diff -I<regex>: setup' '
git checkout master &&
test_seq 50 >file0 &&