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-rw-r--r--cgit.c2
-rw-r--r--cgit.css11
-rw-r--r--cgit.h4
-rw-r--r--cgitrc7
-rwxr-xr-xgen-version.sh2
-rw-r--r--shared.c15
-rw-r--r--ui-commit.c4
-rw-r--r--ui-diff.c45
8 files changed, 59 insertions, 31 deletions
diff --git a/cgit.c b/cgit.c
index c86d290..1b85b15 100644
--- a/cgit.c
+++ b/cgit.c
@@ -107,7 +107,7 @@ static void cgit_print_repo_page(struct cacheitem *item)
 		cgit_print_tag(cgit_query_sha1);
 		break;
 	case CMD_DIFF:
-		cgit_print_diff(cgit_query_sha1, cgit_query_sha2);
+		cgit_print_diff(cgit_query_sha1, cgit_query_sha2, cgit_query_path);
 		break;
 	default:
 		cgit_print_error("Invalid request");
diff --git a/cgit.css b/cgit.css
index 65ff5c3..b8c3d81 100644
--- a/cgit.css
+++ b/cgit.css
@@ -272,10 +272,6 @@ table.diffstat {
 	background-color: #eee;
 }
 
-table.diffstat tr:hover {
-	background-color: #ccc;
-}
-
 table.diffstat th {
 	font-weight: normal;
 	text-align: left;
@@ -339,6 +335,10 @@ div.diffstat-summary {
 	padding-top: 0.5em;
 }
 
+table.diff {
+	width: 100%;
+}
+
 table.diff td {
 	font-family: monospace;
 	white-space: pre;
@@ -346,7 +346,8 @@ table.diff td {
 
 table.diff td div.head {
 	font-weight: bold;
-	padding-top: 1em;
+	margin-top: 1em;
+	background-color: #eee;
 }
 
 table.diff td div.hunk {
diff --git a/cgit.h b/cgit.h
index e3d9cb8..e96311f 100644
--- a/cgit.h
+++ b/cgit.h
@@ -170,7 +170,7 @@ extern int cgit_diff_files(const unsigned char *old_sha1,
 
 extern void cgit_diff_tree(const unsigned char *old_sha1,
 			   const unsigned char *new_sha1,
-			   filepair_fn fn);
+			   filepair_fn fn, const char *prefix);
 
 extern void cgit_diff_commit(struct commit *commit, filepair_fn fn);
 
@@ -238,7 +238,7 @@ extern void cgit_print_blob(struct cacheitem *item, const char *hex, char *path)
 extern void cgit_print_tree(const char *rev, char *path);
 extern void cgit_print_commit(char *hex);
 extern void cgit_print_tag(char *revname);
-extern void cgit_print_diff(const char *new_hex, const char *old_hex);
+extern void cgit_print_diff(const char *new_hex, const char *old_hex, const char *prefix);
 extern void cgit_print_snapshot(struct cacheitem *item, const char *head,
 				const char *hex, const char *prefix,
 				const char *filename, int snapshot);
diff --git a/cgitrc b/cgitrc
index 34ea116..796a62c 100644
--- a/cgitrc
+++ b/cgitrc
@@ -41,6 +41,13 @@
 #agefile=info/web/last-modified
 
 
+## Git detects renames, but with a limit on the number of files to
+## consider. This option can be used to specify another limit (or -1 to
+## use the default limit).
+##
+#renamelimit=-1
+
+
 ## Specify a root for virtual urls. This makes cgit generate urls like
 ##
 ##    http://localhost/git/repo/log/?h=branch
diff --git a/gen-version.sh b/gen-version.sh
index 739c83e..3a08015 100755
--- a/gen-version.sh
+++ b/gen-version.sh
@@ -6,7 +6,7 @@ V=$1
 # Use `git describe` to get current version if we're inside a git repo
 if test -d .git
 then
-	V=$(git describe --abbrev=4 HEAD 2>/dev/null | sed -e 's/-/./g')
+	V=$(git describe --abbrev=4 HEAD 2>/dev/null)
 fi
 
 new="CGIT_VERSION = $V"
diff --git a/shared.c b/shared.c
index 0fe513f..3d4feea 100644
--- a/shared.c
+++ b/shared.c
@@ -38,6 +38,7 @@ int cgit_cache_dynamic_ttl     =  5;
 int cgit_cache_static_ttl      = -1;
 int cgit_cache_max_create_time =  5;
 int cgit_summary_log           =  0;
+int cgit_renamelimit           = -1;
 
 int cgit_max_msg_len = 60;
 int cgit_max_repodesc_len = 60;
@@ -182,6 +183,8 @@ void cgit_global_config_cb(const char *name, const char *value)
 		cgit_summary_log = atoi(value);
 	else if (!strcmp(name, "agefile"))
 		cgit_agefile = xstrdup(value);
+	else if (!strcmp(name, "renamelimit"))
+		cgit_renamelimit = atoi(value);
 	else if (!strcmp(name, "repo.group"))
 		cgit_repo_group = xstrdup(value);
 	else if (!strcmp(name, "repo.url"))
@@ -383,17 +386,25 @@ int cgit_diff_files(const unsigned char *old_sha1,
 
 void cgit_diff_tree(const unsigned char *old_sha1,
 		    const unsigned char *new_sha1,
-		    filepair_fn fn)
+		    filepair_fn fn, const char *prefix)
 {
 	struct diff_options opt;
 	int ret;
+	int prefixlen;
 
 	diff_setup(&opt);
 	opt.output_format = DIFF_FORMAT_CALLBACK;
 	opt.detect_rename = 1;
+	opt.rename_limit = cgit_renamelimit;
 	opt.recursive = 1;
 	opt.format_callback = cgit_diff_tree_cb;
 	opt.format_callback_data = fn;
+	if (prefix) {
+		opt.nr_paths = 1;
+		opt.paths = &prefix;
+		prefixlen = strlen(prefix);
+		opt.pathlens = &prefixlen;
+	}
 	diff_setup_done(&opt);
 
 	if (old_sha1 && !is_null_sha1(old_sha1))
@@ -410,5 +421,5 @@ void cgit_diff_commit(struct commit *commit, filepair_fn fn)
 
 	if (commit->parents)
 		old_sha1 = commit->parents->item->object.sha1;
-	cgit_diff_tree(old_sha1, commit->object.sha1, fn);
+	cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL);
 }
diff --git a/ui-commit.c b/ui-commit.c
index 90e09ed..4ac8955 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -75,8 +75,8 @@ void print_fileinfo(struct fileinfo *info)
 		html("]</span>");
 	}
 	htmlf("</td><td class='%s'>", class);
-	cgit_tree_link(info->new_path, NULL, NULL, cgit_query_head, curr_rev,
-		       info->new_path);
+	cgit_diff_link(info->new_path, NULL, NULL, cgit_query_head, curr_rev,
+		       NULL, info->new_path);
 	if (info->status == DIFF_STATUS_COPIED || info->status == DIFF_STATUS_RENAMED)
 		htmlf(" (%s from %s)",
 		      info->status == DIFF_STATUS_COPIED ? "copied" : "renamed",
diff --git a/ui-diff.c b/ui-diff.c
index 0be845f..ac9a3fa 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -9,6 +9,9 @@
 #include "cgit.h"
 
 
+unsigned char old_rev_sha1[20];
+unsigned char new_rev_sha1[20];
+
 /*
  * print a single line returned from xdiff
  */
@@ -67,9 +70,17 @@ static void header(unsigned char *sha1, char *path1, int mode1,
 				htmlf("..%.6o", mode2);
 		}
 		html("<br/>--- a/");
-		html_txt(path1);
+		if (mode1 != 0)
+			cgit_tree_link(path1, NULL, NULL, cgit_query_head,
+				       sha1_to_hex(old_rev_sha1), path1);
+		else
+			html_txt(path1);
 		html("<br/>+++ b/");
-		html_txt(path2);
+		if (mode2 != 0)
+			cgit_tree_link(path2, NULL, NULL, cgit_query_head,
+				       sha1_to_hex(new_rev_sha1), path2);
+		else
+			html_txt(path2);
 	}
 	html("</div>");
 }
@@ -89,17 +100,16 @@ static void filepair_cb(struct diff_filepair *pair)
 		cgit_print_error("Error running diff");
 }
 
-void cgit_print_diff(const char *new_rev, const char *old_rev)
+void cgit_print_diff(const char *new_rev, const char *old_rev, const char *prefix)
 {
-	unsigned char sha1[20], sha2[20];
 	enum object_type type;
 	unsigned long size;
 	struct commit *commit, *commit2;
 
 	if (!new_rev)
 		new_rev = cgit_query_head;
-	get_sha1(new_rev, sha1);
-	type = sha1_object_info(sha1, &size);
+	get_sha1(new_rev, new_rev_sha1);
+	type = sha1_object_info(new_rev_sha1, &size);
 	if (type == OBJ_BAD) {
 		cgit_print_error(fmt("Bad object name: %s", new_rev));
 		return;
@@ -110,31 +120,30 @@ void cgit_print_diff(const char *new_rev, const char *old_rev)
 		return;
 	}
 
-	commit = lookup_commit_reference(sha1);
+	commit = lookup_commit_reference(new_rev_sha1);
 	if (!commit || parse_commit(commit))
-		cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(sha1)));
+		cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(new_rev_sha1)));
 
 	if (old_rev)
-		get_sha1(old_rev, sha2);
+		get_sha1(old_rev, old_rev_sha1);
 	else if (commit->parents && commit->parents->item)
-		hashcpy(sha2, commit->parents->item->object.sha1);
+		hashcpy(old_rev_sha1, commit->parents->item->object.sha1);
 	else
-		hashclr(sha2);
+		hashclr(old_rev_sha1);
 
-	if (!is_null_sha1(sha2)) {
-		type = sha1_object_info(sha2, &size);
+	if (!is_null_sha1(old_rev_sha1)) {
+		type = sha1_object_info(old_rev_sha1, &size);
 		if (type == OBJ_BAD) {
-			cgit_print_error(fmt("Bad object name: %s", sha1_to_hex(sha2)));
+			cgit_print_error(fmt("Bad object name: %s", sha1_to_hex(old_rev_sha1)));
 			return;
 		}
-		commit2 = lookup_commit_reference(sha2);
+		commit2 = lookup_commit_reference(old_rev_sha1);
 		if (!commit2 || parse_commit(commit2))
-			cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(sha2)));
+			cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(old_rev_sha1)));
 	}
-
 	html("<table class='diff'>");
 	html("<tr><td>");
-	cgit_diff_tree(sha2, sha1, filepair_cb);
+	cgit_diff_tree(old_rev_sha1, new_rev_sha1, filepair_cb, prefix);
 	html("</td></tr>");
 	html("</table>");
 }
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-06-30 21:26:07 +0000