Split utils to common and utils

It is beneficial to use utils also in other processes but there were
parts that should only job it self include. This splits those to two
separate files.

4 files changed, 27 insertions, 18 deletions

diff --git a/scripts/common b/scripts/common
new file mode 100644
index 0000000..7514ea9
--- /dev/null
+++ b/scripts/common
@@ -0,0 +1,23 @@
+# vim: ft=sh
+# Laminar guard
+if [ -z "$WORKSPACE" ]; then
+	echo "This script can be run only from laminar build environment!" >&2
+	exit 1
+fi
+
+# Subprocess inclusion guard
+[ -z "$LAMINAR_COMMON" ]
+export LAMINAR_COMMON=y
+
+# Job and template id
+export JOBID="$(basename "$0" | sed 's/\.run$//')"
+export TEMPLATEID="$(basename "$(readlink -f "$0")" | sed 's/\.run$//')"
+
+# Template workspace
+export TWORKSPACE="$HOME/workspace/$TEMPLATEID"
+if [ "$JOBID" = "$TEMPLATEID" ]; then
+	TWORKSPACE="$HOME/workspace/notemplate"
+fi
+
+# Include utils
+. utils
diff --git a/scripts/utils b/scripts/utils
index a955699..8781882 100644
--- a/scripts/utils
+++ b/scripts/utils
@@ -1,6 +1,7 @@
 # vim: ft=sh
+[ -n "$LAMINAR_COMMON" ] # variables definition guard
 
-if [ "$V" -ge 2 ]; then
+if [ "$V" -ge 3 ]; then
 	set -x
 fi
 
@@ -19,21 +20,6 @@ echo_fail() {
 	return 1
 }
 
-## Job and template IDs #########################################################
-# Returns current job's id
-jobid() {
-	basename "$0" | sed 's/\.run$//'
-}
-
-# Return current template's id
-# If this is not template then this returns job's id
-templateid() {
-	basename "$(readlink -f "$0")" | sed 's/\.run$//'
-}
-
-TWORKSPACE="$HOME/workspace/$(templateid)"
-[ "$(jobid)" != "$(templateid)" ] || TWORKSPACE="$HOME/workspace/notemplate"
-
 ## GIT ##########################################################################
 # Fetch bare git repository
 # First argument has to be a source URL
diff --git a/templates/turris3x.run b/templates/turris3x.run
index 98dfa15..1327e24 100755
--- a/templates/turris3x.run
+++ b/templates/turris3x.run
@@ -1,7 +1,7 @@
 #!/bin/sh
 # vim: ft=sh
 set -e
-. utils
+. common
 
 echo_stage "Get packages"
 git_clone "git@cynerd.cz:openwrt-personal-pkgs" pkgs turris3x
diff --git a/templates/turris4x.run b/templates/turris4x.run
index 4c2623e..a5405b5 100755
--- a/templates/turris4x.run
+++ b/templates/turris4x.run
@@ -1,7 +1,7 @@
 #!/bin/sh
 # vim: ft=sh
 set -e
-. utils
+. common
 
 if [ "$V" -ge 1 ]; then
 	MAKE="make -j1 IS_TTY=1 BUILD_LOG=1 V=99"