diff options
| -rw-r--r-- | share/mk/Makefile | 1 | ||||
| -rw-r--r-- | share/mk/bsd.sysdir.mk | 16 |
2 files changed, 17 insertions, 0 deletions
diff --git a/share/mk/Makefile b/share/mk/Makefile index 9b4eec8511bf..ebe59daa2757 100644 --- a/share/mk/Makefile +++ b/share/mk/Makefile @@ -52,6 +52,7 @@ FILES= \ bsd.subdir.mk \ bsd.symver.mk \ bsd.sys.mk \ + bsd.sysdir.mk \ bsd.test.mk \ dirdeps.mk \ gendirdeps.mk \ diff --git a/share/mk/bsd.sysdir.mk b/share/mk/bsd.sysdir.mk new file mode 100644 index 000000000000..665905e1d537 --- /dev/null +++ b/share/mk/bsd.sysdir.mk @@ -0,0 +1,16 @@ +# $FreeBSD$ + +# Search for kernel source tree in standard places. +.if !defined(SYSDIR) +.for _dir in ${SRCTOP:D${SRCTOP}/sys} \ + ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. \ + ${.CURDIR}/../../../../.. /sys /usr/src/sys +.if !defined(SYSDIR) && exists(${_dir}/kern/) && exists(${_dir}/conf/kmod.mk) +SYSDIR= ${_dir:tA} +.endif +.endfor +.endif +.if !defined(SYSDIR) || !exists(${SYSDIR}/kern/) || \ + !exists(${SYSDIR}/conf/kmod.mk) +.error Unable to locate the kernel source tree. Set SYSDIR to override. +.endif |