www-apps/cgit: Update to second version of git-http-backend(1) patch

The previous patch did not account for caching support, breaking clones
with git-http-backend(1) if enabled. Include a version that contains a
workaround.

Package-Manager: Portage-2.3.99, Repoman-2.3.22

1 files changed, 43 insertions, 2 deletions

diff --git a/www-apps/cgit/files/cgit-1.2.3-git-http-backend.patch b/www-apps/cgit/files/cgit-1.2.3-git-http-backend.patch
index 4331629..93bd4eb 100644
--- a/www-apps/cgit/files/cgit-1.2.3-git-http-backend.patch
+++ b/www-apps/cgit/files/cgit-1.2.3-git-http-backend.patch
@@ -1,4 +1,4 @@
-From d90a0186d519bae5dddb25830eb07b6d8d2287ec Mon Sep 17 00:00:00 2001
+From 6c9eb981818260af3b7f4235185ab8b0f94c4f5e Mon Sep 17 00:00:00 2001
 From: Wynn Wolf Arbor <wolf@oriole.systems>
 Date: Sat, 30 May 2020 21:51:39 +0200
 Subject: [PATCH] Support Git over HTTP by proxying git-http-backend(1)
@@ -34,18 +34,59 @@ Notable changes to the original patch:
    def_cmd() macro directly, as the endpoints "git-upload-pack" and
    "git-receive-pack" contain dashes.
 
+ * The original patch did not account for caching support, which will
+   break the whole clone process if enabled. Work around this by
+   disabling the cache for commands that have is_clone set to true.
+
 [1] https://lists.zx2c4.com/pipermail/cgit/2014-December/002312.html
 [2] https://lists.zx2c4.com/pipermail/cgit/2016-February/002907.html
 [3] https://lists.zx2c4.com/pipermail/cgit/2016-February/002926.html
 ---
+ cache.c      | 11 +++++++++++
  cgit.c       |  3 +++
  cgit.h       |  1 +
  cgitrc.5.txt |  8 ++++++++
  cmd.c        | 13 +++++++++++++
  ui-clone.c   | 42 ++++++++++++++++++++++++++++++++++++++++++
  ui-clone.h   |  2 ++
- 6 files changed, 69 insertions(+)
+ 7 files changed, 80 insertions(+)
 
+diff --git a/cache.c b/cache.c
+index 2c70be7..bb4fc47 100644
+--- a/cache.c
++++ b/cache.c
+@@ -15,6 +15,7 @@
+ 
+ #include "cgit.h"
+ #include "cache.h"
++#include "cmd.h"
+ #include "html.h"
+ #ifdef HAVE_LINUX_SENDFILE
+ #include <sys/sendfile.h>
+@@ -356,6 +357,7 @@ int cache_process(int size, const char *path, const char *key, int ttl,
+ 	struct strbuf filename = STRBUF_INIT;
+ 	struct strbuf lockname = STRBUF_INIT;
+ 	struct cache_slot slot;
++	struct cgit_cmd *cmd;
+ 	int result;
+ 
+ 	/* If the cache is disabled, just generate the content */
+@@ -370,6 +372,15 @@ int cache_process(int size, const char *path, const char *key, int ttl,
+ 		fn();
+ 		return 0;
+ 	}
++
++	cmd = cgit_get_cmd();
++
++	/* Do not cache files that are being cloned */
++	if (cmd && cmd->is_clone) {
++		fn();
++		return 0;
++	}
++
+ 	if (!key)
+ 		key = "";
+ 	hash = hash_str(key) % size;
 diff --git a/cgit.c b/cgit.c
 index c4320f0..fc85c18 100644
 --- a/cgit.c