generic-2.6: add kernel 2.6.35 preliminary support

[openwrt.git] / include / prereq-build.mk

diff --git a/include/prereq-build.mk b/include/prereq-build.mk
index 1e448d3..84d3f22 100644 (file)
--- a/include/prereq-build.mk
+++ b/include/prereq-build.mk
@@ -20,11 +20,7 @@ $(eval $(call Require,non-root, \
 
 # Required for the toolchain
 define Require/working-make
-       echo 'all: test' > $(TMP_DIR)/check.mk
-       echo 'e0 = $$$$(foreach s,foobar,$$$$(eval $$$$s:))' >> $(TMP_DIR)/check.mk
-       echo 'e1 = $$$$(foreach s,foobar, $$$$(eval $$$$s:))' >> $(TMP_DIR)/check.mk
-       echo 'test: $$$$(strip $$$$(e0)) $$$$(strip $$$$(e1))' >> $(TMP_DIR)/check.mk
-       $(NO_TRACE_MAKE) -f $(TMP_DIR)/check.mk
+       $(MAKE) -v | awk '($$$$1 == "GNU") && ($$$$2 = "Make") && ($$$$3 >= "3.81") { print "ok" }' | grep ok > /dev/null
 endef
 
 $(eval $(call Require,working-make, \
@@ -41,6 +37,20 @@ $(eval $(call Require,case-sensitive-fs, \
        OpenWrt can only be built on a case-sensitive filesystem \
 ))
 
+define Require/getopt
+       getopt --help 2>&1 | grep long >/dev/null
+endef
+$(eval $(call Require,getopt, \
+       Please install GNU getopt \
+))
+
+define Require/fileutils
+       gcp --help || cp --help
+endef
+$(eval $(call Require,fileutils, \
+       Please install GNU fileutils \
+))
+
 define Require/working-gcc
        echo 'int main(int argc, char **argv) { return 0; }' | \
                gcc -x c -o $(TMP_DIR)/a.out -
@@ -52,7 +62,7 @@ $(eval $(call Require,working-gcc, \
 
 define Require/working-g++
        echo 'int main(int argc, char **argv) { return 0; }' | \
-               g++ -x c++ -o $(TMP_DIR)/a.out -lstdc++ - && \
+               g++ -x c++ -o $(TMP_DIR)/a.out - -lstdc++ && \
                $(TMP_DIR)/a.out
 endef
 
@@ -62,7 +72,7 @@ $(eval $(call Require,working-g++, \
 
 define Require/ncurses
        echo 'int main(int argc, char **argv) { initscr(); return 0; }' | \
-               gcc -include ncurses.h -x c -o $(TMP_DIR)/a.out -lncurses -
+               gcc -include ncurses.h -x c -o $(TMP_DIR)/a.out - -lncurses
 endef
 
 $(eval $(call Require,ncurses, \
@@ -72,7 +82,7 @@ $(eval $(call Require,ncurses, \
 
 define Require/zlib
        echo 'int main(int argc, char **argv) { gzdopen(0, "rb"); return 0; }' | \
-               gcc -include zlib.h -x c -o $(TMP_DIR)/a.out -lz -
+               gcc -include zlib.h -x c -o $(TMP_DIR)/a.out - -lz
 endef
 
 $(eval $(call Require,zlib, \
@@ -83,10 +93,6 @@ $(eval $(call RequireCommand,gawk, \
        Please install GNU awk. \
 ))
 
-$(eval $(call RequireCommand,bison, \
-       Please install GNU bison. \
-))
-
 $(eval $(call RequireCommand,flex, \
        Please install flex. \
 ))
@@ -107,6 +113,10 @@ $(eval $(call RequireCommand,perl, \
        Please install perl. \
 ))
 
+$(eval $(call RequireCommand,python, \
+       Please install python. \
+))
+
 $(eval $(call RequireCommand,wget, \
        Please install wget. \
 ))
@@ -123,7 +133,18 @@ $(eval $(call RequireCommand,svn, \
        Please install the subversion client. \
 ))
 
-$(eval $(call RequireCommand,autoconf, \
-       Please install GNU autoconf. \
+define Require/gnu-find
+       $(FIND) --version 2>/dev/null
+endef
+
+$(eval $(call Require,gnu-find, \
+       Please install GNU find \
 ))
 
+define Require/getopt-extended
+       getopt --long - - >/dev/null
+endef
+
+$(eval $(call Require,getopt-extended, \
+       Please install an extended getopt version that supports --long \
+))