Update README to describe new module parameters

[groeck-it87] / Makefile

diff --git a/Makefile b/Makefile
index b975bc769a333c92dd6f884cb76d29919c128200..e702b2c6e61c2e452abb982a82c56af049b30e4c 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -3,8 +3,18 @@ TARGET         := $(shell uname -r)
 # Or specific version
 #TARGET                := 2.6.33.5
 KERNEL_MODULES := /lib/modules/$(TARGET)
-# KERNEL_BUILD := $(KERNEL_MODULES)/build
+
+ifneq ("","$(wildcard /usr/src/linux-headers-$(TARGET)/*)")
+# Ubuntu
 KERNEL_BUILD   := /usr/src/linux-headers-$(TARGET)
+else
+ifneq ("","$(wildcard /usr/src/kernels/$(TARGET)/*)")
+# Fedora
+KERNEL_BUILD   := /usr/src/kernels/$(TARGET)
+else
+KERNEL_BUILD   := $(KERNEL_MODULES)/build
+endif
+endif
 
 #SYSTEM_MAP    := $(KERNEL_BUILD)/System.map
 SYSTEM_MAP     := /boot/System.map-$(TARGET)
@@ -14,24 +24,47 @@ DRIVER := it87
 # Directory below /lib/modules/$(TARGET)/kernel into which to install
 # the module:
 MOD_SUBDIR = drivers/hwmon
+MODDESTDIR=$(KERNEL_MODULES)/kernel/$(MOD_SUBDIR)
 
 obj-m  := $(patsubst %,%.o,$(DRIVER))
 obj-ko  := $(patsubst %,%.ko,$(DRIVER))
 
 MAKEFLAGS += --no-print-directory
 
+ifneq ("","$(wildcard $(MODDESTDIR)/*.ko.gz)")
+COMPRESS_GZIP := y
+endif
+ifneq ("","$(wildcard $(MODDESTDIR)/*.ko.xz)")
+COMPRESS_XZ := y
+endif
+
 .PHONY: all install modules modules_install clean
 
 all: modules
 
 # Targets for running make directly in the external module directory:
 
-modules clean:
+DRIVER_VERSION = $(shell git describe --long)
+
+version.h: it87.c
+       @echo "#define IT87_DRIVER_VERSION      \"$(DRIVER_VERSION)\"" > version.h
+
+modules: version.h
+       @$(MAKE) -C $(KERNEL_BUILD) M=$(CURDIR) $@
+
+clean:
        @$(MAKE) -C $(KERNEL_BUILD) M=$(CURDIR) $@
+       rm -f version.h
 
 install: modules_install
 
 modules_install:
-       mkdir -p $(KERNEL_MODULES)/kernel/$(MOD_SUBDIR)
-       cp $(DRIVER).ko $(KERNEL_MODULES)/kernel/$(MOD_SUBDIR)/
+       mkdir -p $(MODDESTDIR)
+       cp $(DRIVER).ko $(MODDESTDIR)/
+ifeq ($(COMPRESS_GZIP), y)
+       @gzip -f $(MODDESTDIR)/$(DRIVER).ko
+endif
+ifeq ($(COMPRESS_XZ), y)
+       @xz -f $(MODDESTDIR)/$(DRIVER).ko
+endif
        depmod -a -F $(SYSTEM_MAP) $(TARGET)