[ptxdist] [PATCH 17/20] minicoredumper: adapt package's '/var/cache' requirements

[Juergen Borleis <jbe@pengutronix.de>]

Signed-off-by: Juergen Borleis <jbe@pengutronix.de>
---
 rules/minicoredumper.in | 4 ++++
 rules/rootfs.in         | 7 +++++++
 rules/rootfs.make       | 3 +++
 3 files changed, 14 insertions(+)

diff --git a/rules/minicoredumper.in b/rules/minicoredumper.in
index cc8008d1c..9fc3b63ed 100644
--- a/rules/minicoredumper.in
+++ b/rules/minicoredumper.in
@@ -5,6 +5,7 @@ config MINICOREDUMPER
 	prompt "minicoredumper"
 	select LIBELF
 	select JSON_C
+	select ROOTFS_VAR_CRASH	if RUNTIME
 	help
 	  The minicoredumper project provides a program that handles the
 	  creation of core dump files on Linux. It can produce much smaller
@@ -19,3 +20,6 @@ config MINICOREDUMPER
 	  	echo '|/usr/sbin/minicoredumper %P %u %g %s %t %h %e' > /proc/sys/kernel/core_pattern
 
 	  by hand to actually make use of it.
+
+	  Note: on a read-only root filesystem this package still requires a
+	  writable '/var/crash'.
diff --git a/rules/rootfs.in b/rules/rootfs.in
index 3ea4bde60..2ec7104c2 100644
--- a/rules/rootfs.in
+++ b/rules/rootfs.in
@@ -226,6 +226,13 @@ config ROOTFS_VAR_CACHE
 	  This directory is intended for application cache data. Say 'y' here
 	  to ensure a '/var/cache' directory is available at run-time.
 
+config ROOTFS_VAR_CRASH
+	bool
+	prompt "/var/crash"
+	help
+	  This directory is intended for core dumps. Say 'y' here to ensure a
+	  '/var/crash' directory is available at run-time.
+
 config ROOTFS_VAR_SPOOL
 	bool
 	prompt "/var/spool"
diff --git a/rules/rootfs.make b/rules/rootfs.make
index 8183d0288..a1002cfcd 100644
--- a/rules/rootfs.make
+++ b/rules/rootfs.make
@@ -112,6 +112,9 @@ endif
 ifdef PTXCONF_ROOTFS_VAR_CACHE
 	@$(call install_copy, rootfs, 0, 0, 0755, /var/cache)
 endif
+ifdef PTXCONF_ROOTFS_VAR_CRASH
+	@$(call install_copy, rootfs, 0, 0, 0755, /var/crash)
+endif
 ifdef PTXCONF_ROOTFS_VAR_SPOOL
 	@$(call install_copy, rootfs, 0, 0, 0755, /var/spool)
 endif
-- 
2.20.1


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