Set up Travis to build modified packages

1 files changed, 61 insertions, 0 deletions

diff --git a/.travis/common.sh b/.travis/common.sh
new file mode 100644
index 0000000000..bf4b2ff945
--- /dev/null
+++ b/.travis/common.sh
@@ -0,0 +1,61 @@
+# vim: set ts=4:
+
+readonly ALPINE_ROOT='/mnt/alpine'
+readonly ALPINE_USER='alpine'
+readonly CLONE_DIR="${CLONE_DIR:-$(pwd)}"
+
+# Runs commands inside the Alpine chroot.
+alpine_run() {
+	local user="${1:-root}"
+	local cmd="${2:-sh}"
+
+	local _sudo=
+	[ "$(id -u)" -eq 0 ] || _sudo='sudo'
+
+	$_sudo chroot "$ALPINE_ROOT" /usr/bin/env -i su -l $user \
+		sh -c "cd $CLONE_DIR; $cmd"
+}
+
+die() {
+	print -s1 -c1 "$@\n" 1>&2
+	exit 1
+}
+
+# Marks start of named folding section for Travis and prints title.
+fold_start() {
+	local name="$1"
+	local title="$2"
+
+	printf "\ntravis_fold:start:$name "
+	print -s1 -c6 "> $title\n"
+}
+
+# Marks end of the named folding section.
+fold_end() {
+	local name="$1"
+
+	printf "travis_fold:end:$name\n"
+}
+
+# Prints formatted and colored text.
+print() {
+	local style=0
+	local fcolor=9
+
+	local opt; while getopts 's:c:' opt; do
+		case "$opt" in
+			s) style="$OPTARG";;
+			c) fcolor="$OPTARG";;
+		esac
+	done
+
+	shift $(( OPTIND - 1 ))
+	local text="$@"
+
+	printf "\033[${style};3${fcolor}m$text\033[0m"
+}
+
+title() {
+	printf '\n'
+	print -s1 -c6 "==> $@\n"
+}