Module Name:	src
Committed By:	chuck
Date:		Tue Feb  3 19:25:29 UTC 2004

Modified Files:
	src/usr.bin/make: dir.c dir.h main.c make.1

Log Message:
add parent directory search for make as discussed on tech-toolchain.
 - new dir.c function: Dir_FindHereOrAbove:
      Search for a path in the current directory and then all the directories
      above it in turn until the path is found or we reach the root ("/").
 - add hooks to use it in main.c for -m and syspath (compiled in
      _PATH_DEFSYSPATH and $MAKESYSPATH).
 - updated man page


To generate a diff of this commit:
cvs rdiff -r1.39 -r1.40 src/usr.bin/make/dir.c
cvs rdiff -r1.10 -r1.11 src/usr.bin/make/dir.h
cvs rdiff -r1.96 -r1.97 src/usr.bin/make/main.c
cvs rdiff -r1.97 -r1.98 src/usr.bin/make/make.1

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.