Merge patches sent by Robert P. J. Day <rpjday@mindspring.com>.
Warning: the buildroot folks purposedly removed the skip-comment patch but didn't really said why. Keeping it for the sake of having it in svn just in case (removing it will be easier thant not having it at all).
1 # http://in3www.epfl.ch/~schaffne/linux-2.4-bsd-expr.patch
2 The following makes it possible to compile linux 2.4.19 to 2.4.25 on Mac OS X,
3 where "expr" doesn't understand the "length" construct
4 (which it doesn't have to, according to SuSv3
5 (see http://www.opengroup.org/onlinepubs/007904975/utilities/expr.html)
6 See also http://sources.redhat.com/ml/crossgcc/2004-02/msg00131.html
10 KERNELRELEASE "2.4.21" exceeds 64 characters
11 make: *** [include/linux/version.h] Error 1
14 diff -ur linux-2.4.23-old/Makefile linux-2.4.23/Makefile
15 --- linux-2.4.23-old/Makefile 2003-12-09 14:27:56.000000000 +0100
16 +++ linux-2.4.23/Makefile 2003-12-09 14:28:37.000000000 +0100
20 include/linux/version.h: ./Makefile
21 - @expr length "$(KERNELRELEASE)" \<= $(uts_len) > /dev/null || \
22 + @expr "$(KERNELRELEASE)" : '.*' \<= $(uts_len) > /dev/null || \
23 (echo KERNELRELEASE \"$(KERNELRELEASE)\" exceeds $(uts_len) characters >&2; false)
24 @echo \#define UTS_RELEASE \"$(KERNELRELEASE)\" > .ver
25 @echo \#define LINUX_VERSION_CODE `expr $(VERSION) \\* 65536 + $(PATCHLEVEL) \\* 256 + $(SUBLEVEL)` >> .ver