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Patch from Shaun Jackman to replace CFLAGS_EXTRA with .config.mak

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This commit is contained in:
Rob Landley 2006-06-22 22:05:00 +00:00
parent 67d4943393
commit 1fa4a9448b
4 changed files with 3 additions and 32 deletions
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9
Config.in
View File

@ -307,15 +307,6 @@ config CROSS_COMPILER_PREFIX
then I would enter '/usr/i386-linux-uclibc/bin/i386-uclibc-' here,
which will ensure the correct compiler is used.
config EXTRA_CFLAGS_OPTIONS
string "Any extra CFLAGS options for the compiler?"
default ""
help
Do you want to pass any extra CFLAGS options to the compiler as
you build BusyBox? If so, this is the option for you... For example,
if you want to add some simple compiler switches (like -march=i686),
or check for warnings using -Werror, just those options here.
config CONFIG_BUILD_AT_ONCE
bool "Compile all sources at once"
default n

22
Rules.mak
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@ -52,26 +52,6 @@ TARGET_OS=linux
# Ensure consistent sort order, 'gcc -print-search-dirs' behavior, etc.
LC_ALL:= C
# If you want to add some simple compiler switches (like -march=i686),
# especially from the command line, use this instead of CFLAGS directly.
# For optimization overrides, it's better still to set OPTIMIZATION.
CFLAGS_EXTRA=$(subst ",, $(strip $(EXTRA_CFLAGS_OPTIONS)))
# be gentle to vi coloring.. ")
# To compile vs some other alternative libc, you may need to use/adjust
# the following lines to meet your needs...
#
# If you are using Red Hat 6.x with the compatible RPMs (for developing under
# Red Hat 5.x and glibc 2.0) uncomment the following. Be sure to read about
# using the compatible RPMs (compat-*) at http://www.redhat.com !
#LIBCDIR:=/usr/i386-glibc20-linux
#
# For other libraries, you are on your own. But these may (or may not) help...
#LDFLAGS+=-nostdlib
#LIBRARIES:=$(LIBCDIR)/lib/libc.a -lgcc
#CROSS_CFLAGS+=-nostdinc -I$(LIBCDIR)/include -I$(GCCINCDIR) -funsigned-char
#GCCINCDIR:=$(shell gcc -print-search-dirs | $(SED) -ne "s/install: \(.*\)/\1include/gp")
# This must bind late because srcdir is reset for every source subdirectory.
INCS:=-I$(top_builddir)/include -I$(top_srcdir)/include
CFLAGS=$(INCS) -I$(srcdir) -D_GNU_SOURCE
@ -343,7 +323,7 @@ endif
# Put user-supplied flags at the end, where they
# have a chance of winning.
CFLAGS += $(CFLAGS_EXTRA)
-include $(top_builddir)/.config.mak
#------------------------------------------------------------
# Installation options

2
TODO
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@ -179,7 +179,7 @@ Memory Allocation
allocation on the stack or the heap. Unfortunately, we're not using it much.
We need to audit our memory allocations and turn a lot of malloc/free calls
into RESERVE_CONFIG_BUFFER/RELEASE_CONFIG_BUFFER.
For a start, see e.g. make CFLAGS_EXTRA=-Wlarger-than-64
For a start, see e.g. make EXTRA_CFLAGS=-Wlarger-than-64
And while we're at it, many of the CONFIG_FEATURE_CLEAN_UP #ifdefs will be
optimized out by the compiler in the stack allocation case (since there's no

2
include/platform.h
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@ -174,7 +174,7 @@ typedef unsigned long long int uintmax_t;
/* uclibc does not implement daemon for no-mmu systems.
* For 0.9.29 and svn, __ARCH_USE_MMU__ indicates no-mmu reliably.
* For earlier versions there is no reliable way to check if we are building
* for a mmu-less system; the user should pass CFLAGS_EXTRA="-DBB_NOMMU"
* for a mmu-less system; the user should pass EXTRA_CFLAGS="-DBB_NOMMU"
* on his own.
*/
#if defined __UCLIBC__ && __UCLIBC_MAJOR__ >= 0 && __UCLIBC_MINOR__ >= 9 && \