Say how to build cgit on musl

Git's code there needs the kernel headers and its bundled regex, and the
build failed with nothing to say so.

1 file changed, 6 insertions, 0 deletions

diff --git a/README.txt b/README.txtindex 4d3ab51..998c072 100644--- a/README.txt+++ b/README.txt@@ -34,6 +34,12 @@ by providing a cgit.conf file, see the Makefile for details. The only required library is zlib. cgit builds without OpenSSL, libcurl, gettext or Tcl, so no development packages for those are needed. +On a musl system such as Alpine, Git's code also needs the Linux kernel headers,+packaged there as linux-headers, and its bundled regex in place of musl's, which+lacks REG_STARTEND. make test takes the same setting.++    $ make NO_REGEX=YesPlease+ Lua is optional and only powers the lua: filter extensions, the filters in custom/extensions/. A plain build auto-detects a Lua through pkg-config, preferring LuaJIT, and falls back to a Lua-less binary when none is found. To
diff --git a/README.txt b/README.txt
index 4d3ab51..998c072 100644
--- a/README.txt
+++ b/README.txt
@@ -34,6 +34,12 @@ by providing a cgit.conf file, see the Makefile for details.
 The only required library is zlib. cgit builds without OpenSSL, libcurl,
 gettext or Tcl, so no development packages for those are needed.
 
+On a musl system such as Alpine, Git's code also needs the Linux kernel headers,
+packaged there as linux-headers, and its bundled regex in place of musl's, which
+lacks REG_STARTEND. make test takes the same setting.
+
+    $ make NO_REGEX=YesPlease
+
 Lua is optional and only powers the lua: filter extensions, the filters in
 custom/extensions/. A plain build auto-detects a Lua through pkg-config,
 preferring LuaJIT, and falls back to a Lua-less binary when none is found. To