summaryrefslogtreecommitdiffstats
path: root/rbutil/libtools.make
diff options
context:
space:
mode:
authorDominik Riebeling <Dominik.Riebeling@gmail.com>2012-01-02 16:59:22 +0000
committerDominik Riebeling <Dominik.Riebeling@gmail.com>2012-01-02 16:59:22 +0000
commit8c6c6a6b2077abcee6171890a00dafe8fae722ee (patch)
tree8da807a623b5b803acfd1b6ff991650e67f83a6e /rbutil/libtools.make
parentde6c203b53c2c2aa0a3e53be81df58ef4c48abdb (diff)
downloadrockbox-8c6c6a6b2077abcee6171890a00dafe8fae722ee.tar.gz
rockbox-8c6c6a6b2077abcee6171890a00dafe8fae722ee.zip
libtools.make: allow overriding variables via environment.
Simplify a bit while at it as well. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31523 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'rbutil/libtools.make')
-rw-r--r--rbutil/libtools.make16
1 files changed, 6 insertions, 10 deletions
diff --git a/rbutil/libtools.make b/rbutil/libtools.make
index 227d61b7d4..d25a97127c 100644
--- a/rbutil/libtools.make
+++ b/rbutil/libtools.make
@@ -23,11 +23,9 @@ endif
TOP := $(dir $(lastword $(MAKEFILE_LIST)))
# overwrite for releases
-ifndef APPVERSION
-APPVERSION=$(shell $(TOP)/../tools/version.sh ../)
-endif
+APPVERSION ?= $(shell $(TOP)/../tools/version.sh ../)
CFLAGS += -DVERSION=\"$(APPVERSION)\"
-TARGET_DIR = $(shell pwd)/
+TARGET_DIR ?= $(shell pwd)/
BINARY = $(OUTPUT)
# when building a Windows binary add the correct file suffix
@@ -45,19 +43,17 @@ endif
endif
NATIVECC = gcc
-CC = gcc
+CC ?= gcc
ifeq ($(findstring Darwin,$(shell uname)),Darwin)
# building against SDK 10.4 is not compatible with gcc-4.2 (default on newer Xcode)
# might need adjustment for older Xcode.
-CC = gcc-4.0
+CC ?= gcc-4.0
CFLAGS += -isysroot /Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.4
-NATIVECC = gcc-4.0
+NATIVECC ?= gcc-4.0
endif
WINDRES = windres
-ifndef BUILD_DIR
-BUILD_DIR = $(TARGET_DIR)build
-endif
+BUILD_DIR ?= $(TARGET_DIR)build
OBJDIR = $(abspath $(BUILD_DIR)/$(RBARCH))/
ifdef RBARCH