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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/kconfig/mconf-cfg.sh
parent688daed2e5daf0a1513effdc05ce3c56ade836f9 (diff)
parent5625dcfbbcf892e40e8d60abbb5f56701a1d031c (diff)
downloadlinux-20210a98463e2abac31676ee141459fc23252927.tar.bz2
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/kconfig/mconf-cfg.sh')
-rwxr-xr-xscripts/kconfig/mconf-cfg.sh4
1 files changed, 3 insertions, 1 deletions
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