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-rw-r--r--bisect.c30
1 files changed, 27 insertions, 3 deletions
diff --git a/bisect.c b/bisect.c
index 18f9fa4..2c14f4d 100644
--- a/bisect.c
+++ b/bisect.c
@@ -7,6 +7,7 @@
#include "quote.h"
#include "sha1-lookup.h"
#include "run-command.h"
+#include "log-tree.h"
#include "bisect.h"
struct sha1_array {
@@ -27,7 +28,6 @@ struct argv_array {
int argv_alloc;
};
-static const char *argv_diff_tree[] = {"diff-tree", "--pretty", NULL, NULL};
static const char *argv_checkout[] = {"checkout", "-q", NULL, "--", NULL};
static const char *argv_show_branch[] = {"show-branch", NULL, NULL};
@@ -816,6 +816,31 @@ static void check_good_are_ancestors_of_bad(const char *prefix)
}
/*
+ * This does "git diff-tree --pretty COMMIT" without one fork+exec.
+ */
+static void show_diff_tree(const char *prefix, struct commit *commit)
+{
+ struct rev_info opt;
+
+ /* diff-tree init */
+ init_revisions(&opt, prefix);
+ git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
+ opt.abbrev = 0;
+ opt.diff = 1;
+
+ /* This is what "--pretty" does */
+ opt.verbose_header = 1;
+ opt.use_terminator = 0;
+ opt.commit_format = CMIT_FMT_DEFAULT;
+
+ /* diff-tree init */
+ if (!opt.diffopt.output_format)
+ opt.diffopt.output_format = DIFF_FORMAT_RAW;
+
+ log_tree_commit(&opt, commit);
+}
+
+/*
* We use the convention that exiting with an exit code 10 means that
* the bisection process finished successfully.
* In this case the calling shell script should exit 0.
@@ -860,8 +885,7 @@ int bisect_next_all(const char *prefix)
if (!hashcmp(bisect_rev, current_bad_sha1)) {
exit_if_skipped_commits(tried, current_bad_sha1);
printf("%s is first bad commit\n", bisect_rev_hex);
- argv_diff_tree[2] = bisect_rev_hex;
- run_command_v_opt(argv_diff_tree, RUN_GIT_CMD);
+ show_diff_tree(prefix, revs.commits->item);
/* This means the bisection process succeeded. */
exit(10);
}