[syslinux:firmware] Makefile.private: only delete mk/ devel.mk for production releases

[syslinux-bot for Matt Fleming]

Commit-ID:  3ede311eec28bba77f3469d4e0a834ac000f686e
Gitweb:     http://www.syslinux.org/commit/3ede311eec28bba77f3469d4e0a834ac000f686e
Author:     Matt Fleming <matt.fleming at intel.com>
AuthorDate: Fri, 12 Jul 2013 10:53:38 +0100
Committer:  Matt Fleming <matt.fleming at intel.com>
CommitDate: Fri, 12 Jul 2013 11:07:45 +0100

Makefile.private: only delete mk/devel.mk for production releases

Since we've now got support for dynamic debug, include mk/devel.mk in
prerelease tarballs so that users can enable that feature when building
from source.

Signed-off-by: Matt Fleming <matt.fleming at intel.com>

---
 Makefile.private | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Makefile.private b/Makefile.private
index 37dd259..f63743d 100644
--- a/Makefile.private
+++ b/Makefile.private
@@ -18,7 +18,8 @@
 .PHONY: official release
 
 # These files are removed when tarballs are generated.
-PRIVATE = Makefile.private mk/devel.mk
+PRE_PRIVATE = Makefile.private
+REL_PRIVATE = $(PRE_PRIVATE) mk/devel.mk
 
 GIT_DIR ?= .git
 ABS_GIT_DIR := $(shell cd '$(GIT_DIR)' 2>/dev/null && pwd)
@@ -58,7 +59,7 @@ release:
 	rm -f release/syslinux-$(VERSION)/syslinux.spec.in
 	$(MAKE) -C release/syslinux-$(VERSION) official DATE=`date +%Y-%m-%d`
 
-	cd release/syslinux-$(VERSION) && rm -rf $(PRIVATE)
+	cd release/syslinux-$(VERSION) && rm -rf $(REL_PRIVATE)
 	cd release && tar cvvf - syslinux-$(VERSION) | \
 		gzip -9 > syslinux-$(VERSION).tar.gz
 	cd release/syslinux-$(VERSION) && \
@@ -87,7 +88,7 @@ prerel:
 		> $(PRERELDIR)/$(PREREL)/syslinux.spec
 	rm -f $(PRERELDIR)/$(PREREL)/syslinux.spec.in
 	$(MAKE) -C $(PRERELDIR)/$(PREREL) official DATE=`printf '%s-pre%d          ' $(VERSION) $(PRERELNO) | dd bs=10 count=1 2>/dev/null`
-	cd $(PRERELDIR)/$(PREREL) && rm -rf $(PRIVATE)
+	cd $(PRERELDIR)/$(PREREL) && rm -rf $(PRE_PRIVATE)
 	cd $(PRERELDIR) && tar cvvf - $(PREREL) | \
 		gzip -9 > $(PREREL).tar.gz
 	cd $(PRERELDIR)/$(PREREL) && \