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-rw-r--r--diff-helper.c3
-rw-r--r--diff.c58
-rw-r--r--diff.h16
3 files changed, 51 insertions, 26 deletions
diff --git a/diff-helper.c b/diff-helper.c
index 6649fb548..07ccd7cc3 100644
--- a/diff-helper.c
+++ b/diff-helper.c
@@ -94,7 +94,8 @@ int main(int ac, const char **av) {
if (!strchr("MCRNDU", status))
break;
two_paths = score = 0;
- if (status == 'R' || status == 'C')
+ if (status == DIFF_STATUS_RENAMED ||
+ status == DIFF_STATUS_COPIED)
two_paths = 1;
/* pick up score if exists */
diff --git a/diff.c b/diff.c
index 3cb41c533..4a4b62191 100644
--- a/diff.c
+++ b/diff.c
@@ -617,7 +617,7 @@ static void run_diff(struct diff_filepair *p)
other = (strcmp(name, p->two->path) ? p->two->path : NULL);
one = p->one; two = p->two;
switch (p->status) {
- case 'C':
+ case DIFF_STATUS_COPIED:
sprintf(msg_,
"similarity index %d%%\n"
"copy from %s\n"
@@ -626,7 +626,7 @@ static void run_diff(struct diff_filepair *p)
name, other);
xfrm_msg = msg_;
break;
- case 'R':
+ case DIFF_STATUS_RENAMED:
sprintf(msg_,
"similarity index %d%%\n"
"rename from %s\n"
@@ -635,7 +635,7 @@ static void run_diff(struct diff_filepair *p)
name, other);
xfrm_msg = msg_;
break;
- case 'M':
+ case DIFF_STATUS_MODIFIED:
if (p->score) {
sprintf(msg_,
"dissimilarity index %d%%",
@@ -796,10 +796,12 @@ static void diff_flush_raw(struct diff_filepair *p,
status[1] = 0;
}
switch (p->status) {
- case 'C': case 'R':
+ case DIFF_STATUS_COPIED:
+ case DIFF_STATUS_RENAMED:
two_paths = 1;
break;
- case 'N': case 'D':
+ case DIFF_STATUS_ADDED:
+ case DIFF_STATUS_DELETED:
two_paths = 0;
break;
default:
@@ -928,13 +930,13 @@ static void diff_resolve_rename_copy(void)
p = q->queue[i];
p->status = 0; /* undecided */
if (DIFF_PAIR_UNMERGED(p))
- p->status = 'U';
+ p->status = DIFF_STATUS_UNMERGED;
else if (!DIFF_FILE_VALID(p->one))
- p->status = 'N';
+ p->status = DIFF_STATUS_ADDED;
else if (!DIFF_FILE_VALID(p->two))
- p->status = 'D';
+ p->status = DIFF_STATUS_DELETED;
else if (DIFF_PAIR_TYPE_CHANGED(p))
- p->status = 'T';
+ p->status = DIFF_STATUS_TYPE_CHANGED;
/* from this point on, we are dealing with a pair
* whose both sides are valid and of the same type, i.e.
@@ -942,7 +944,7 @@ static void diff_resolve_rename_copy(void)
*/
else if (DIFF_PAIR_RENAME(p)) {
if (p->source_stays) {
- p->status = 'C';
+ p->status = DIFF_STATUS_COPIED;
continue;
}
/* See if there is some other filepair that
@@ -956,22 +958,22 @@ static void diff_resolve_rename_copy(void)
if (!DIFF_PAIR_RENAME(pp))
continue; /* not a rename/copy */
/* pp is a rename/copy from the same source */
- p->status = 'C';
+ p->status = DIFF_STATUS_COPIED;
break;
}
if (!p->status)
- p->status = 'R';
+ p->status = DIFF_STATUS_RENAMED;
}
else if (memcmp(p->one->sha1, p->two->sha1, 20) ||
p->one->mode != p->two->mode)
- p->status = 'M';
+ p->status = DIFF_STATUS_MODIFIED;
else {
/* This is a "no-change" entry and should not
* happen anymore, but prepare for broken callers.
*/
error("feeding unmodified %s to diffcore",
p->one->path);
- p->status = 'X';
+ p->status = DIFF_STATUS_UNKNOWN;
}
}
diff_debug_queue("resolve-rename-copy done", q);
@@ -989,7 +991,7 @@ void diff_flush(int diff_output_style, int line_termination)
for (i = 0; i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
if ((diff_output_style == DIFF_FORMAT_NO_OUTPUT) ||
- (p->status == 'X'))
+ (p->status == DIFF_STATUS_UNKNOWN))
continue;
if (p->status == 0)
die("internal error in diff-resolve-rename-copy");
@@ -1024,15 +1026,17 @@ static void diffcore_apply_filter(const char *filter)
if (!filter)
return;
- if (strchr(filter, 'A')) {
- /* All-or-none */
+ if (strchr(filter, DIFF_STATUS_FILTER_AON)) {
int found;
for (i = found = 0; !found && i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
- if (((p->status == 'M') &&
- ((p->score && strchr(filter, 'B')) ||
- (!p->score && strchr(filter, 'M')))) ||
- ((p->status != 'M') && strchr(filter, p->status)))
+ if (((p->status == DIFF_STATUS_MODIFIED) &&
+ ((p->score &&
+ strchr(filter, DIFF_STATUS_FILTER_BROKEN)) ||
+ (!p->score &&
+ strchr(filter, DIFF_STATUS_MODIFIED)))) ||
+ ((p->status != DIFF_STATUS_MODIFIED) &&
+ strchr(filter, p->status)))
found++;
}
if (found)
@@ -1050,10 +1054,14 @@ static void diffcore_apply_filter(const char *filter)
/* Only the matching ones */
for (i = 0; i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
- if (((p->status == 'M') &&
- ((p->score && strchr(filter, 'B')) ||
- (!p->score && strchr(filter, 'M')))) ||
- ((p->status != 'M') && strchr(filter, p->status)))
+
+ if (((p->status == DIFF_STATUS_MODIFIED) &&
+ ((p->score &&
+ strchr(filter, DIFF_STATUS_FILTER_BROKEN)) ||
+ (!p->score &&
+ strchr(filter, DIFF_STATUS_MODIFIED)))) ||
+ ((p->status != DIFF_STATUS_MODIFIED) &&
+ strchr(filter, p->status)))
diff_q(&outq, p);
else
diff_free_filepair(p);
diff --git a/diff.h b/diff.h
index e0a3207a6..aebf3f1ab 100644
--- a/diff.h
+++ b/diff.h
@@ -82,4 +82,20 @@ extern int diff_queue_is_empty(void);
extern void diff_flush(int output_style, int line_terminator);
+/* diff-raw status letters */
+#define DIFF_STATUS_ADDED 'N'
+#define DIFF_STATUS_COPIED 'C'
+#define DIFF_STATUS_DELETED 'D'
+#define DIFF_STATUS_MODIFIED 'M'
+#define DIFF_STATUS_RENAMED 'R'
+#define DIFF_STATUS_TYPE_CHANGED 'T'
+#define DIFF_STATUS_UNKNOWN 'X'
+#define DIFF_STATUS_UNMERGED 'U'
+
+/* these are not diff-raw status letters proper, but used by
+ * diffcore-filter insn to specify additional restrictions.
+ */
+#define DIFF_STATUS_FILTER_AON 'A'
+#define DIFF_STATUS_FILTER_BROKEN 'B'
+
#endif /* DIFF_H */
generated by cgit v1.2.1 (git 2.18.0) at 2024-08-02 11:21:58 +0000