Import bmake-20230510vendor/NetBSD/bmake/20230510

Relevant/interesting changes:

	o parse.c: don't print null filename in stack traces
	o for.c: skip syntactically wrong .for loops
	o var.c: allow for :gmtime=${mtime}
	add :mtime[=timestamp] where timestamp is used if stat(2)
	fails, if :mtime=error stat(2) failure causes error.
	o make.1: fix documentation of .PREFIX to match reality and POSIX
	o unit-tests: improved var-scope-local

1 files changed, 0 insertions, 53 deletions

diff --git a/unit-tests/forloop.mk b/unit-tests/forloop.mk
deleted file mode 100644
index cef05cbe4c61..000000000000
--- a/unit-tests/forloop.mk
+++ /dev/null
@@ -1,53 +0,0 @@
-# $NetBSD: forloop.mk,v 1.7 2020/11/03 17:37:57 rillig Exp $
-
-all: for-loop
-
-LIST=	one "two and three" four "five"
-
-.if make(for-fail)
-for-fail:
-
-XTRA_LIST=	xtra
-.else
-
-.  for x in ${LIST}
-.    info x=$x
-.  endfor
-
-CFL=	-I/this -I"This or that" -Ithat "-DTHIS=\"this and that\""
-cfl=
-.  for x in ${CFL}
-.    info x=$x
-.    if empty(cfl)
-cfl=	$x
-.    else
-cfl+=	$x
-.    endif
-.  endfor
-.  info cfl=${cfl}
-
-.  if ${cfl} != ${CFL}
-.    error ${.newline}${cfl} != ${.newline}${CFL}
-.  endif
-
-.  for a b in ${EMPTY}
-.    info a=$a b=$b
-.  endfor
-
-# Since at least 1993, iteration stops at the first newline.
-# Back then, the .newline variable didn't exist, therefore it was unlikely
-# that a newline ever occurred.
-.  for var in a${.newline}b${.newline}c
-.    info newline-item=(${var})
-.  endfor
-
-.endif	# for-fail
-
-.for a b in ${LIST} ${LIST:tu} ${XTRA_LIST}
-.  info a=$a b=$b
-.endfor
-
-for-loop:
-	@echo We expect an error next:
-	@(cd ${.CURDIR} && ${.MAKE} -f ${MAKEFILE} for-fail) && \
-	{ echo "Oops that should have failed!"; exit 1; } || echo OK