From: Felix Fietkau <nbd@nbd.name>
Date: Thu, 16 Feb 2017 06:43:27 +0000 (+0100)
Subject: build: fix the toolchain rebuild check
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=f44ae19e1566410b75de5039071a42a0f3ade949;p=openwrt%2Fstaging%2Fneocturne.git

build: fix the toolchain rebuild check

- Check for changes in toolchain/ only
- Only replace the stamp file if it was changed
- Fix dependencies for staging dir prepare
- Move the stamp file to TOOLCHAIN_DIR

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/toolchain/Makefile b/toolchain/Makefile
index 34abda2376..7a9730fd68 100644
--- a/toolchain/Makefile
+++ b/toolchain/Makefile
@@ -70,15 +70,15 @@ endif
 endif
 
 ifdef CONFIG_BUILDBOT
-  $(STAGING_DIR)/.toolchain_ver_check: $(TMP_DIR)/.build
-	cd "$(TOPDIR)"; git log --format=%h -1 > $(TMP_DIR)/.toolchain_ver_check
-	cmp -s $(TMP_DIR)/.toolchain_ver_check $@ || \
-		rm -rf $(BUILD_DIR) $(STAGING_DIR) $(TOOLCHAIN_DIR) $(BUILD_DIR_TOOLCHAIN)
-	mkdir -p $(STAGING_DIR)
-	mv $(TMP_DIR)/.toolchain_ver_check $@
+  $(TOOLCHAIN_DIR)/stamp/.ver_check: $(TMP_DIR)/.build
+	cd "$(TOPDIR)"; git log --format=%h -1 toolchain > $(TMP_DIR)/.ver_check
+	cmp -s $(TMP_DIR)/.ver_check $@ || { \
+		rm -rf $(BUILD_DIR) $(STAGING_DIR) $(TOOLCHAIN_DIR) $(BUILD_DIR_TOOLCHAIN); \
+		mkdir -p $(TOOLCHAIN_DIR)/stamp; \
+		mv $(TMP_DIR)/.ver_check $@; \
+	}
 
-$(STAGING_DIR)/.prepared: $(STAGING_DIR)/.toolchain_ver_check
-$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed: $(STAGING_DIR)/.prepared
+$(TOOLCHAIN_DIR)/info.mk $(STAGING_DIR)/.prepared: $(TOOLCHAIN_DIR)/stamp/.ver_check
 endif
 
 # prerequisites for the individual targets