From: Sam Ravnborg <sam@ravnborg.org>
To: linux-kernel@vger.kernel.org, Andrew Morton <akpm@osdl.org>,
Linus Torvalds <torvalds@osdl.org>
Subject: [4/12] kbuild: Selective compile of targets in scripts/
Date: Fri, 13 Aug 2004 21:47:05 +0200 [thread overview]
Message-ID: <20040813194705.GD10556@mars.ravnborg.org> (raw)
In-Reply-To: <20040813192804.GA10486@mars.ravnborg.org>
# This is a BitKeeper generated diff -Nru style patch.
#
# ChangeSet
# 2004/08/08 21:01:05+02:00 sam@mars.ravnborg.org
# kbuild: Selective compile of targets in scripts/
#
# Do not build executables unless needed.
# Same goes for scripts/mod/, descend only when CONFIG_MODULES are enabled.
# With inputs form: Russell King <rmk+lkml@arm.linux.org.uk> and Brian Gerst <bgerst@quark.didntduck.org>
#
# Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
#
# scripts/Makefile
# 2004/08/08 21:00:50+02:00 sam@mars.ravnborg.org +12 -4
# Only build required host-progs.
# Descend into mod/ only when modules are enabled
#
# Makefile
# 2004/08/08 21:00:50+02:00 sam@mars.ravnborg.org +1 -1
# Add dependency on kallsyms, so recompile is done when script changes
#
diff -Nru a/Makefile b/Makefile
--- a/Makefile 2004-08-13 21:09:00 +02:00
+++ b/Makefile 2004-08-13 21:09:00 +02:00
@@ -584,7 +584,7 @@
.tmp_kallsyms1.o .tmp_kallsyms2.o .tmp_kallsyms3.o: %.o: %.S scripts FORCE
$(call if_changed_dep,as_o_S)
-.tmp_kallsyms%.S: .tmp_vmlinux%
+.tmp_kallsyms%.S: .tmp_vmlinux% $(KALLSYMS)
$(call cmd,kallsyms)
.tmp_vmlinux1: $(vmlinux-objs) arch/$(ARCH)/kernel/vmlinux.lds.s FORCE
diff -Nru a/scripts/Makefile b/scripts/Makefile
--- a/scripts/Makefile 2004-08-13 21:09:00 +02:00
+++ b/scripts/Makefile 2004-08-13 21:09:00 +02:00
@@ -2,14 +2,22 @@
# scripts contains sources for various helper programs used throughout
# the kernel for the build process.
# ---------------------------------------------------------------------------
-# docproc: Preprocess .tmpl file in order to generate .sgml docs
+# kallsyms: Find all symbols in vmlinux
+# pnmttologo: Convert pnm files to logo files
+# conmakehash: Create chartable
# conmakehash: Create arrays for initializing the kernel console tables
-host-progs := conmakehash kallsyms pnmtologo bin2c
+hostprogs-$(CONFIG_KALLSYMS) += kallsyms
+hostprogs-$(CONFIG_LOGO) += pnmtologo
+hostprogs-$(CONFIG_VT) += conmakehash
+hostprogs-$(CONFIG_PROM_CONSOLE) += conmakehash
+hostprogs-$(CONFIG_IKCONFIG) += bin2c
+
+host-progs := $(sort $(hostprogs-y))
always := $(host-progs)
-subdir-$(CONFIG_MODVERSIONS) += genksyms
-subdir-y += mod
+subdir-$(CONFIG_MODVERSIONS) += genksyms
+subdir-$(CONFIG_MODULES) += mod
# Let clean descend into subdirs
subdir- += basic lxdialog kconfig package
next prev parent reply other threads:[~2004-08-13 19:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-13 19:28 kbuild updates Sam Ravnborg
2004-08-13 19:45 ` [1/12] kbuild: Check for undefined symbols in vmlinux Sam Ravnborg
2004-08-13 19:45 ` [2/12] kbuild/sparc: Use new generic mksysmap script to generate System.map Sam Ravnborg
2004-08-13 19:46 ` [3/12] kconfig: save kernel version in .config file Sam Ravnborg
2004-08-13 19:47 ` Sam Ravnborg [this message]
2004-08-13 19:47 ` [5/12] kbuild: Use LINUXINCLUDE to specify include/ directory Sam Ravnborg
2004-08-13 19:48 ` [6/12] kbuild: Accept absolute paths in clean-files and introduce clean-dirs Sam Ravnborg
2004-08-13 19:49 ` [7/12] kbuild: Separate out host-progs handling Sam Ravnborg
2004-08-14 8:04 ` Coywolf Qi Hunt
2004-08-13 19:50 ` [8/12] kbuild: Introduce hostprogs-y, deprecate host-progs Sam Ravnborg
2004-08-13 19:51 ` [9/12] kbuild: Replace host-progs with hostprogs-y Sam Ravnborg
2004-08-13 19:51 ` [10/12] kbuild: Fix hostprogs-y Sam Ravnborg
2004-08-13 19:52 ` [11/12] kbuild: Use POSIX headers for ntoh functions Sam Ravnborg
2004-08-13 19:52 ` [12/12] kbuild: __crc_* symbols in System.map Sam Ravnborg
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