freebsd-dev/contrib/bmake/unit-tests/jobs-empty-commands.mk
Simon J. Gerraty dba7b0ef92 Merge bmake-20210206
Changes of interest

  o unit-tests: use private TMPDIR to avoid errors from other users
  o avoid strdup in mkTempFile
  o always use vfork
  o job.c: do not create empty shell files in jobs mode
    reduce unnecessary calls to waitpid
  o cond.c: fix debug output for comparison operators in conditionals
2021-02-10 22:03:22 -08:00

19 lines
640 B
Makefile

# $NetBSD: jobs-empty-commands.mk,v 1.2 2021/01/30 12:46:38 rillig Exp $
#
# In jobs mode, the shell commands for creating a target are written to a
# temporary file first, which is then run by the shell. In chains of
# dependencies, these files would end up empty. Since job.c 1.399 from
# 2021-01-29, these empty files are no longer created.
#
# https://mail-index.netbsd.org/current-users/2021/01/26/msg040215.html
.MAKEFLAGS: -j1
#.MAKEFLAGS: -dn # to see the created temporary files
all: .PHONY step-1
.for i i_plus_1 in ${:U:range=100:@i@$i $i@:[2..199]}
step-$i: .PHONY step-${i_plus_1}
.endfor
step-100: .PHONY
@echo 'action'