The main Makefile now knows if we don't have kernel source.

* Nicer handling of situations where we don't have kernel source and
  don't really need it ('make clean', mainly).
* The test for hotplug firmware is now from the same .config file. No
  more strange message about autoconf.h .


git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.4@3976 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 16 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index 259fa36..b39e566 100644
--- a/Makefile
+++ b/Makefile
@@ -41,6 +41,13 @@ endif
 KVERS_MAJ:=$(shell echo $(KVERS) | cut -d. -f1-2)
 KINCLUDES:=$(KSRC)/include
 
+KCONFIG:=$(KSRC)/.config
+ifneq (,$(wildcard $(KCONFIG)))
+  HAS_KSRC=yes
+else
+  HAS_KSRC=no
+endif
+
 ifeq ($(KVERS_MAJ),2.4)
   BUILDVER:=linux24
 else
@@ -54,7 +61,9 @@ ifeq ($(BUILDVER),linux26)
     DYNFS=yes
     UDEVRULES=yes
   endif
-  HOTPLUG_FIRMWARE:=$(shell if grep CONFIG_FW_LOADER $(KINCLUDES)/linux/autoconf.h | grep -q undef; then echo "no"; else echo "yes"; fi)
+  ifeq (yes,$(HAS_KSRC))
+    HOTPLUG_FIRMWARE:=$(shell if grep '^CONFIG_FW_LOADER=[ym]' $(KCONFIG); then echo "no"; else echo "yes"; fi)
+  endif
 endif
 
 # If the file .zaptel.makeopts is present in your home directory, you can
@@ -276,7 +285,10 @@ programs: libs utils
 utils: $(BINS) utils-subdirs
 
 modules: prereq
-	@if [ -z "$(KSRC)" -o ! -d "$(KSRC)" ]; then echo "You do not appear to have the sources for the $(KVERS) kernel installed."; exit 1 ; fi
+ifeq (no,$(HAS_KSRC))
+	echo "You do not appear to have the sources for the $(KVERS) kernel installed."
+	exit 1
+endif
 	$(KMAKE) modules
 
 version.h:
@@ -555,7 +567,9 @@ clean:
 	rm -f $(BINS)
 	rm -f *.o ztcfg tzdriver sethdlc sethdlc-new
 	rm -f $(LTZ_SO) $(LTZ_A) *.lo
+ifeq (yes,$(HAS_KSRC))
 	$(KMAKE) clean
+endif
 	@for dir in $(SUBDIRS_UTILS_ALL); do \
 		$(MAKE) -C $$dir clean; \
 	done