From 219c2821595daf2487ff1cd59425dfc8c44de9e6 Mon Sep 17 00:00:00 2001
From: Constantin Bejenaru <constantin.bejenaru@evozon.com>
Date: Mon, 19 Feb 2018 18:11:34 +0200
Subject: [PATCH 1/2] Search and publish matching heads only

---
 git-subsplit.sh | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/git-subsplit.sh b/git-subsplit.sh
index 5c84c3b..bca2d60 100755
--- a/git-subsplit.sh
+++ b/git-subsplit.sh
@@ -21,6 +21,7 @@ work-dir      directory that contains the subsplit working directory
 
  options for 'publish'
 heads=        only publish for listed heads instead of all heads
+search-heads= search and only publish matching heads instead of all heads (grep pattern)
 no-heads      do not publish any heads
 tags=         only publish for listed tags instead of all tags
 no-tags       do not publish any tags
@@ -49,6 +50,7 @@ SPLITS=
 REPO_URL=
 WORK_DIR="${PWD}/.subsplit"
 HEADS=
+SEARCH_HEADS=
 NO_HEADS=
 TAGS=
 NO_TAGS=
@@ -65,6 +67,7 @@ subsplit_main()
 			-q) QUIET=1 ;;
 			--debug) VERBOSE=1 ;;
 			--heads) HEADS="$1"; shift ;;
+			--search-heads) SEARCH_HEADS="$1"; shift ;;
 			--no-heads) NO_HEADS=1 ;;
 			--tags) TAGS="$1"; shift ;;
 			--no-tags) NO_TAGS=1 ;;
@@ -148,7 +151,7 @@ subsplit_publish()
 		subsplit_update
 	fi
 
-	if [ -z "$HEADS" ] && [ -z "$NO_HEADS" ]
+	if [ -z "$HEADS" ] && [ -z "$NO_HEADS" ] && [ -z "$SEARCH_HEADS" ]
 	then
 		# If heads are not specified and we want heads, discover them.
 		HEADS="$(git ls-remote origin 2>/dev/null | grep "refs/heads/" | cut -f3- -d/)"
@@ -159,6 +162,18 @@ subsplit_publish()
 		fi
 	fi
 
+  # search for matching heads
+	if [ ! -z "$SEARCH_HEADS" ] && [ -z "$HEADS" ] && [ -z "$NO_HEADS" ]
+	then
+		# If heads are not specified and we want heads, discover them.
+		HEADS="$(git ls-remote origin 2>/dev/null | grep "refs/heads/" | grep "${SEARCH_HEADS}" | cut -f3- -d/)"
+
+		if [ -n "$VERBOSE" ];
+		then
+			echo "${DEBUG} HEADS=\"${HEADS}\""
+		fi
+	fi
+
 	if [ -z "$TAGS" ] && [ -z "$NO_TAGS" ]
 	then
 		# If tags are not specified and we want tags, discover them.

From 820e14058d43d08ff14a8fb4912481048f343d13 Mon Sep 17 00:00:00 2001
From: Constantin Bejenaru <constantin.bejenaru@evozon.com>
Date: Mon, 19 Feb 2018 18:16:52 +0200
Subject: [PATCH 2/2] README update to reflect --search-heads usage

---
 README.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/README.md b/README.md
index 88699ab..231f260 100644
--- a/README.md
+++ b/README.md
@@ -107,6 +107,18 @@ branches the upstream repository knows about.
 Do not sync any heads.
 
 
+#### --search-heads
+
+To search for a list of possible heads and publish only the matches.
+
+    --search-heads="refs/heads/master\|refs/heads/develop\|refs/heads/release-"
+
+The above will only publish branches that are either `master`, `develop`
+or any other branch of the form `release-*`.
+
+[Grep](https://www.gnu.org/savannah-checkouts/gnu/grep/manual/grep.html) patterns will be applied.
+
+
 #### --tags=\<tags\>
 
 To specify a list of tags (instead of letting git-subsplit discover them