summary refs log tree commit diff
path: root/scripts
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2021-01-10 13:24:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-01-10 13:24:55 -0800
commit20210a98463e2abac31676ee141459fc23252927 (patch)
tree100e6650fc3f7bdac83ec676bdad09778d87064f /scripts
parent688daed2e5daf0a1513effdc05ce3c56ade836f9 (diff)
parent5625dcfbbcf892e40e8d60abbb5f56701a1d031c (diff)
downloadlinux-20210a98463e2abac31676ee141459fc23252927.tar.gz
Merge tag 'kbuild-fixes-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild fixes from Masahiro Yamada:

 - Search for <ncurses.h> in the default header path of HOSTCC

 - Tweak the option order to be kind to old BSD awk

 - Remove 'kvmconfig' and 'xenconfig' shorthands

 - Fix documentation

* tag 'kbuild-fixes-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  Documentation: kbuild: Fix section reference
  kconfig: remove 'kvmconfig' and 'xenconfig' shorthands
  lib/raid6: Let $(UNROLL) rules work with macOS userland
  kconfig: Support building mconf with vendor sysroot ncurses
  kconfig: config script: add a little user help
  MAINTAINERS: adjust GCC PLUGINS after gcc-plugin.sh removal
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/config1
-rw-r--r--scripts/kconfig/Makefile10
-rwxr-xr-xscripts/kconfig/mconf-cfg.sh4
3 files changed, 4 insertions, 11 deletions
diff --git a/scripts/config b/scripts/config
index 8c8d7c3d7acc..ff88e2faefd3 100755
--- a/scripts/config
+++ b/scripts/config
@@ -223,6 +223,7 @@ while [ "$1" != "" ] ; do
 		;;
 
 	*)
+		echo "bad command: $CMD" >&2
 		usage
 		;;
 	esac
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index e46df0a2d4f9..2c40e68853dd 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -94,16 +94,6 @@ configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/c
 	$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m .config $(configfiles)
 	$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig
 
-PHONY += kvmconfig
-kvmconfig: kvm_guest.config
-	@echo >&2 "WARNING: 'make $@' will be removed after Linux 5.10"
-	@echo >&2 "         Please use 'make $<' instead."
-
-PHONY += xenconfig
-xenconfig: xen.config
-	@echo >&2 "WARNING: 'make $@' will be removed after Linux 5.10"
-	@echo >&2 "         Please use 'make $<' instead."
-
 PHONY += tinyconfig
 tinyconfig:
 	$(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config
diff --git a/scripts/kconfig/mconf-cfg.sh b/scripts/kconfig/mconf-cfg.sh
index aa68ec95620d..fcd4acd4e9cb 100755
--- a/scripts/kconfig/mconf-cfg.sh
+++ b/scripts/kconfig/mconf-cfg.sh
@@ -33,7 +33,9 @@ if [ -f /usr/include/ncurses/ncurses.h ]; then
 	exit 0
 fi
 
-if [ -f /usr/include/ncurses.h ]; then
+# As a final fallback before giving up, check if $HOSTCC knows of a default
+# ncurses installation (e.g. from a vendor-specific sysroot).
+if echo '#include <ncurses.h>' | "${HOSTCC}" -E - >/dev/null 2>&1; then
 	echo cflags=\"-D_GNU_SOURCE\"
 	echo libs=\"-lncurses\"
 	exit 0