[PATCH] meta-isar: Example of SBUILD_FLAVOR usage

[Uladzimir Bely <ubely@ilbers.de>]

Packages `hello-isar` and `libhello` both depend on `docbook-to-man`.
Use this fact for demonstrating SBUILD_FLAVOR feature.

Signed-off-by: Uladzimir Bely <ubely@ilbers.de>
---
For apply on top of "[PATCH] add support for derived sbuild chroots".

 meta-isar/recipes-app/hello-isar/hello-isar.bb       |  3 +++
 meta-isar/recipes-app/libhello/libhello.bb           |  3 +++
 .../sbuild-chroot/sbuild-chroot-host-db2m.bb         | 12 ++++++++++++
 .../sbuild-chroot/sbuild-chroot-target-db2m.bb       | 12 ++++++++++++
 4 files changed, 30 insertions(+)
 create mode 100644 meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-host-db2m.bb
 create mode 100644 meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-target-db2m.bb

diff --git a/meta-isar/recipes-app/hello-isar/hello-isar.bb b/meta-isar/recipes-app/hello-isar/hello-isar.bb
index 7d9f8322..51dac2b7 100644
--- a/meta-isar/recipes-app/hello-isar/hello-isar.bb
+++ b/meta-isar/recipes-app/hello-isar/hello-isar.bb
@@ -21,3 +21,6 @@ SRC_URI = " \
 SRCREV = "a18c14cc11ce6b003f3469e89223cffb4016861d"
 
 inherit dpkg
+
+# Example of using alternative sbuild chroot
+SBUILD_FLAVOR="db2m"
diff --git a/meta-isar/recipes-app/libhello/libhello.bb b/meta-isar/recipes-app/libhello/libhello.bb
index 8b10842f..71604bf5 100644
--- a/meta-isar/recipes-app/libhello/libhello.bb
+++ b/meta-isar/recipes-app/libhello/libhello.bb
@@ -14,3 +14,6 @@ SRC_URI = "git://github.com/ilbers/libhello.git;protocol=https;branch=master;des
 SRCREV = "98f2e41e7d05ab8d19b0c5d160b104b725c8fd93"
 
 inherit dpkg
+
+# Example of using alternative sbuild chroot
+SBUILD_FLAVOR="db2m"
diff --git a/meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-host-db2m.bb b/meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-host-db2m.bb
new file mode 100644
index 00000000..1795c5a2
--- /dev/null
+++ b/meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-host-db2m.bb
@@ -0,0 +1,12 @@
+# Root filesystem for packages building
+# Example of SBUILD_FLAVOR usage with docbook-to-man preinstalled
+#
+# This software is a part of ISAR.
+# Copyright (C) 2023 ilbers GmbH
+
+DESCRIPTION = "Isar sbuild/schroot filesystem for host (docbook-to-man)"
+
+require recipes-devtools/sbuild-chroot/sbuild-chroot-host.bb
+
+SBUILD_FLAVOR = "db2m"
+SBUILD_CHROOT_PREINSTALL_EXTRA ?= "docbook-to-man"
diff --git a/meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-target-db2m.bb b/meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-target-db2m.bb
new file mode 100644
index 00000000..e2e10433
--- /dev/null
+++ b/meta-isar/recipes-devtools/sbuild-chroot/sbuild-chroot-target-db2m.bb
@@ -0,0 +1,12 @@
+# Root filesystem for packages building
+# Example of SBUILD_FLAVOR usage with docbook-to-man preinstalled
+#
+# This software is a part of ISAR.
+# Copyright (C) 2023 ilbers GmbH
+
+DESCRIPTION = "Isar sbuild/schroot filesystem for target (docbook-to-man)"
+
+require recipes-devtools/sbuild-chroot/sbuild-chroot-target.bb
+
+SBUILD_FLAVOR = "db2m"
+SBUILD_CHROOT_PREINSTALL_EXTRA ?= "docbook-to-man"
-- 
2.20.1