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-rw-r--r--Makefile1
-rw-r--r--builtin/log.c22
-rw-r--r--diff-lib.c25
-rw-r--r--diff.h7
-rw-r--r--interdiff.c28
-rw-r--r--interdiff.h8
-rw-r--r--log-tree.c4
7 files changed, 47 insertions, 48 deletions
diff --git a/Makefile b/Makefile
index f1b1bc8aa0..c651428c59 100644
--- a/Makefile
+++ b/Makefile
@@ -889,7 +889,6 @@ LIB_OBJS += hashmap.o
LIB_OBJS += help.o
LIB_OBJS += hex.o
LIB_OBJS += ident.o
-LIB_OBJS += interdiff.o
LIB_OBJS += json-writer.o
LIB_OBJS += kwset.o
LIB_OBJS += levenshtein.o
diff --git a/builtin/log.c b/builtin/log.c
index 4ec7f57cf4..b8824d898f 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -33,7 +33,6 @@
#include "commit-slab.h"
#include "repository.h"
#include "commit-reach.h"
-#include "interdiff.h"
#include "range-diff.h"
#define MAIL_DEFAULT_WRAP 72
@@ -1207,7 +1206,8 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
if (rev->idiff_oid1) {
fprintf_ln(rev->diffopt.file, "%s", rev->idiff_title);
- show_interdiff(rev, 0);
+ show_interdiff(rev->idiff_oid1, rev->idiff_oid2, 0,
+ &rev->diffopt);
}
if (rev->rdiff1) {
@@ -1595,16 +1595,20 @@ static void infer_range_diff_ranges(struct strbuf *r1,
struct commit *head)
{
const char *head_oid = oid_to_hex(&head->object.oid);
+ int prev_is_range = !!strstr(prev, "..");
- if (!strstr(prev, "..")) {
+ if (prev_is_range)
+ strbuf_addstr(r1, prev);
+ else
strbuf_addf(r1, "%s..%s", head_oid, prev);
+
+ if (origin)
+ strbuf_addf(r2, "%s..%s", oid_to_hex(&origin->object.oid), head_oid);
+ else if (prev_is_range)
+ die(_("failed to infer range-diff origin of current series"));
+ else {
+ warning(_("using '%s' as range-diff origin of current series"), prev);
strbuf_addf(r2, "%s..%s", prev, head_oid);
- } else if (!origin) {
- die(_("failed to infer range-diff ranges"));
- } else {
- strbuf_addstr(r1, prev);
- strbuf_addf(r2, "%s..%s",
- oid_to_hex(&origin->object.oid), head_oid);
}
}
diff --git a/diff-lib.c b/diff-lib.c
index 5d5d3dafab..346fdcf0b0 100644
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -565,3 +565,28 @@ int index_differs_from(struct repository *r,
object_array_clear(&rev.pending);
return (rev.diffopt.flags.has_changes != 0);
}
+
+static struct strbuf *idiff_prefix_cb(struct diff_options *opt, void *data)
+{
+ return data;
+}
+
+void show_interdiff(const struct object_id *oid1, const struct object_id *oid2,
+ int indent, struct diff_options *diffopt)
+{
+ struct diff_options opts;
+ struct strbuf prefix = STRBUF_INIT;
+
+ memcpy(&opts, diffopt, sizeof(opts));
+ opts.output_format = DIFF_FORMAT_PATCH;
+ opts.output_prefix = idiff_prefix_cb;
+ strbuf_addchars(&prefix, ' ', indent);
+ opts.output_prefix_data = &prefix;
+ diff_setup_done(&opts);
+
+ diff_tree_oid(oid1, oid2, "", &opts);
+ diffcore_std(&opts);
+ diff_flush(&opts);
+
+ strbuf_release(&prefix);
+}
diff --git a/diff.h b/diff.h
index e0c0af6286..49242d2733 100644
--- a/diff.h
+++ b/diff.h
@@ -601,6 +601,13 @@ int index_differs_from(struct repository *r, const char *def,
int ita_invisible_in_index);
/*
+ * Emit an interdiff of two object ID's to 'diff_options.file' optionally
+ * indented by 'indent' spaces.
+ */
+void show_interdiff(const struct object_id *, const struct object_id *,
+ int indent, struct diff_options *);
+
+/*
* Fill the contents of the filespec "df", respecting any textconv defined by
* its userdiff driver. The "driver" parameter must come from a
* previous call to get_textconv(), and therefore should either be NULL or have
diff --git a/interdiff.c b/interdiff.c
deleted file mode 100644
index c81d680a6c..0000000000
--- a/interdiff.c
+++ /dev/null
@@ -1,28 +0,0 @@
-#include "cache.h"
-#include "commit.h"
-#include "revision.h"
-#include "interdiff.h"
-
-static struct strbuf *idiff_prefix_cb(struct diff_options *opt, void *data)
-{
- return data;
-}
-
-void show_interdiff(struct rev_info *rev, int indent)
-{
- struct diff_options opts;
- struct strbuf prefix = STRBUF_INIT;
-
- memcpy(&opts, &rev->diffopt, sizeof(opts));
- opts.output_format = DIFF_FORMAT_PATCH;
- opts.output_prefix = idiff_prefix_cb;
- strbuf_addchars(&prefix, ' ', indent);
- opts.output_prefix_data = &prefix;
- diff_setup_done(&opts);
-
- diff_tree_oid(rev->idiff_oid1, rev->idiff_oid2, "", &opts);
- diffcore_std(&opts);
- diff_flush(&opts);
-
- strbuf_release(&prefix);
-}
diff --git a/interdiff.h b/interdiff.h
deleted file mode 100644
index 01c730a5c9..0000000000
--- a/interdiff.h
+++ /dev/null
@@ -1,8 +0,0 @@
-#ifndef INTERDIFF_H
-#define INTERDIFF_H
-
-struct rev_info;
-
-void show_interdiff(struct rev_info *, int indent);
-
-#endif
diff --git a/log-tree.c b/log-tree.c
index 8ac285a25a..cb8942fec1 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -15,7 +15,6 @@
#include "sequencer.h"
#include "line-log.h"
#include "help.h"
-#include "interdiff.h"
#include "range-diff.h"
static struct decoration name_decoration = { "object names" };
@@ -800,7 +799,8 @@ void show_log(struct rev_info *opt)
next_commentary_block(opt, NULL);
fprintf_ln(opt->diffopt.file, "%s", opt->idiff_title);
- show_interdiff(opt, 2);
+ show_interdiff(opt->idiff_oid1, opt->idiff_oid2, 2,
+ &opt->diffopt);
memcpy(&diff_queued_diff, &dq, sizeof(diff_queued_diff));
}