From 79e62f898f4923150caba5f30207eee85d6dfb9b Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sun, 6 Jan 2019 09:45:14 -0500
Subject: project: added rule for generation of (and dependency on) version.h.

---
 project/extras.mk  | 2 ++
 project/headers.mk | 7 +++++++
 2 files changed, 9 insertions(+)

(limited to 'project')

diff --git a/project/extras.mk b/project/extras.mk
index e69de29..80ac425 100644
--- a/project/extras.mk
+++ b/project/extras.mk
@@ -0,0 +1,2 @@
+./src/internal/version.o:	build/version.h
+./src/internal/version.lo:	build/version.h
diff --git a/project/headers.mk b/project/headers.mk
index d254dc0..14fbfbc 100644
--- a/project/headers.mk
+++ b/project/headers.mk
@@ -1,3 +1,9 @@
+# build/version.h
+build/version.h:$(SOURCE_DIR)/VERSION $(SOURCE_DIR)/.git/index
+		mkdir -p build
+		printf '#define VERSION "%s"\n' \
+		       "$$(cd $(SOURCE_DIR); $(SHELL) ./tools/version.sh)" > $@
+
 # alltypes.h, syscall.h
 build/include/bits/:
 		mkdir -p $@
@@ -93,6 +99,7 @@ build/headers.tag:	$(ARCH_HEADERS)
 clean-headers:
 		rm -f $(src_bits_h)
 		rm -f $(SYSCALL_H).tmp
+		rm -f build/version.h
 		rmdir build/include/bits 2>/dev/null || true
 		rmdir build/include      2>/dev/null || true
 		rm -f build/headers.tag
-- 
cgit v1.2.3