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authorLinus Torvalds <torvalds@linux-foundation.org>2018-11-03 10:47:33 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-11-03 10:47:33 -0700
commit9a12efc5e01ac1dbad089f22e5d0e6f817970c3c (patch)
tree4bdb9f48dd19b2a8b176162d579bb4b00456696b /scripts
parent169447287bfb0a8e494f33c04dda50bb078cf2f0 (diff)
parent995167420797c000bff1f0787ab2390ffa1a9784 (diff)
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Merge tag 'kbuild-v4.20-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild updates from Masahiro Yamada: - clean-up leftovers in Kconfig files - remove stale oldnoconfig and silentoldconfig targets - remove unneeded cc-fullversion and cc-name variables - improve merge_config script to allow overriding option prefix * tag 'kbuild-v4.20-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: kbuild: remove cc-name variable kbuild: replace cc-name test with CONFIG_CC_IS_CLANG merge_config.sh: Allow to define config prefix kbuild: remove unused cc-fullversion variable kconfig: remove silentoldconfig target kconfig: remove oldnoconfig target powerpc: PCI_MSI needs PCI powerpc: remove CONFIG_MCA leftovers powerpc: remove CONFIG_PCI_QSPAN scsi: aha152x: rename the PCMCIA define
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Kbuild.include8
-rw-r--r--scripts/Makefile.extrawarn2
-rw-r--r--scripts/kconfig/Makefile16
-rw-r--r--scripts/kconfig/conf.c7
-rwxr-xr-xscripts/kconfig/merge_config.sh6
5 files changed, 7 insertions, 32 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index ca21a35fa244..bb015551c2d9 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -140,17 +140,9 @@ cc-option-yn = $(call try-run,\
cc-disable-warning = $(call try-run,\
$(CC) -Werror $(KBUILD_CPPFLAGS) $(CC_OPTION_CFLAGS) -W$(strip $(1)) -c -x c /dev/null -o "$$TMP",-Wno-$(strip $(1)))
-# cc-name
-# Expands to either gcc or clang
-cc-name = $(shell $(CC) -v 2>&1 | grep -q "clang version" && echo clang || echo gcc)
-
# cc-version
cc-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-version.sh $(CC))
-# cc-fullversion
-cc-fullversion = $(shell $(CONFIG_SHELL) \
- $(srctree)/scripts/gcc-version.sh -p $(CC))
-
# cc-ifversion
# Usage: EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
cc-ifversion = $(shell [ $(cc-version) $(1) $(2) ] && echo $(3) || echo $(4))
diff --git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn
index cf6cd0ef6975..768306add591 100644
--- a/scripts/Makefile.extrawarn
+++ b/scripts/Makefile.extrawarn
@@ -65,7 +65,7 @@ endif
KBUILD_CFLAGS += $(warning)
else
-ifeq ($(cc-name),clang)
+ifdef CONFIG_CC_IS_CLANG
KBUILD_CFLAGS += $(call cc-disable-warning, initializer-overrides)
KBUILD_CFLAGS += $(call cc-disable-warning, unused-value)
KBUILD_CFLAGS += $(call cc-disable-warning, format)
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 67ed9f6ccdf8..63b609243d03 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -68,21 +68,7 @@ PHONY += $(simple-targets)
$(simple-targets): $(obj)/conf
$< $(silent) --$@ $(Kconfig)
-PHONY += oldnoconfig silentoldconfig savedefconfig defconfig
-
-# oldnoconfig is an alias of olddefconfig, because people already are dependent
-# on its behavior (sets new symbols to their default value but not 'n') with the
-# counter-intuitive name.
-oldnoconfig: olddefconfig
- @echo " WARNING: \"oldnoconfig\" target will be removed after Linux 4.19"
- @echo " Please use \"olddefconfig\" instead, which is an alias."
-
-# We do not expect manual invokcation of "silentoldcofig" (or "syncconfig").
-silentoldconfig: syncconfig
- @echo " WARNING: \"silentoldconfig\" has been renamed to \"syncconfig\""
- @echo " and is now an internal implementation detail."
- @echo " What you want is probably \"oldconfig\"."
- @echo " \"silentoldconfig\" will be removed after Linux 4.19"
+PHONY += savedefconfig defconfig
savedefconfig: $(obj)/conf
$< $(silent) --$@=defconfig $(Kconfig)
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 7b2b37260669..98e0c7a34699 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -460,12 +460,6 @@ static struct option long_opts[] = {
{"randconfig", no_argument, NULL, randconfig},
{"listnewconfig", no_argument, NULL, listnewconfig},
{"olddefconfig", no_argument, NULL, olddefconfig},
- /*
- * oldnoconfig is an alias of olddefconfig, because people already
- * are dependent on its behavior(sets new symbols to their default
- * value but not 'n') with the counter-intuitive name.
- */
- {"oldnoconfig", no_argument, NULL, olddefconfig},
{NULL, 0, NULL, 0}
};
@@ -480,7 +474,6 @@ static void conf_usage(const char *progname)
printf(" --syncconfig Similar to oldconfig but generates configuration in\n"
" include/{generated/,config/}\n");
printf(" --olddefconfig Same as oldconfig but sets new symbols to their default value\n");
- printf(" --oldnoconfig An alias of olddefconfig\n");
printf(" --defconfig <file> New config with default defined in <file>\n");
printf(" --savedefconfig <file> Save the minimal current configuration to <file>\n");
printf(" --allnoconfig New config where all options are answered with no\n");
diff --git a/scripts/kconfig/merge_config.sh b/scripts/kconfig/merge_config.sh
index 67d131447631..da66e7742282 100755
--- a/scripts/kconfig/merge_config.sh
+++ b/scripts/kconfig/merge_config.sh
@@ -33,12 +33,15 @@ usage() {
echo " -n use allnoconfig instead of alldefconfig"
echo " -r list redundant entries when merging fragments"
echo " -O dir to put generated output files. Consider setting \$KCONFIG_CONFIG instead."
+ echo
+ echo "Used prefix: '$CONFIG_PREFIX'. You can redefine it with \$CONFIG_ environment variable."
}
RUNMAKE=true
ALLTARGET=alldefconfig
WARNREDUN=false
OUTPUT=.
+CONFIG_PREFIX=${CONFIG_-CONFIG_}
while true; do
case $1 in
@@ -99,7 +102,8 @@ if [ ! -r "$INITFILE" ]; then
fi
MERGE_LIST=$*
-SED_CONFIG_EXP="s/^\(# \)\{0,1\}\(CONFIG_[a-zA-Z0-9_]*\)[= ].*/\2/p"
+SED_CONFIG_EXP="s/^\(# \)\{0,1\}\(${CONFIG_PREFIX}[a-zA-Z0-9_]*\)[= ].*/\2/p"
+
TMP_FILE=$(mktemp ./.tmp.config.XXXXXXXXXX)
echo "Using $INITFILE as base"