make/tests/scripts/variables/GNUMAKEFLAGS
Paul Smith 3ec497f8f8 Don't add GNUMAKEFLAGS to the environment
If GNUMAKEFLAGS was not present in the environment when we started,
don't add it.

* src/main.c (main): Don't mess with GNUMAKEFLAGS unless it exists.
* tests/scripts/variables/GNUMAKEFLAGS: Test this behavior.
2022-06-19 14:35:27 -04:00

55 lines
1.6 KiB
Perl

# -*-perl-*-
$description = "Test proper behavior of GNUMAKEFLAGS";
# Accept flags from GNUMAKEFLAGS as well as MAKEFLAGS
# Results always go in MAKEFLAGS
$ENV{'GNUMAKEFLAGS'} = '-e -r -R';
run_make_test(q!
all: ; @echo $(MAKEFLAGS)
!,
'', 'erR');
# Long arguments mean everything is prefixed with "-"
$ENV{'GNUMAKEFLAGS'} = '--no-print-directory -e -r -R --trace';
run_make_test(q!
all: ; @echo $(MAKEFLAGS)
!,
'', "#MAKEFILE#:2: update target 'all' due to: target does not exist
echo erR --trace --no-print-directory
erR --trace --no-print-directory");
# Verify that re-exec / recursion doesn't duplicate flags from GNUMAKEFLAGS
unlink('x.mk');
$ENV{GNUMAKEFLAGS} = '-Itst/bad';
run_make_test(q!
recurse: ; @echo $@; echo MAKEFLAGS = $$MAKEFLAGS; echo GNUMAKEFLAGS = $$GNUMAKEFLAGS; #MAKEPATH# -f #MAKEFILE# all
all: ; @echo $@; echo MAKEFLAGS = $$MAKEFLAGS; echo GNUMAKEFLAGS = $$GNUMAKEFLAGS
-include x.mk
x.mk: ; @echo $@; echo MAKEFLAGS = $$MAKEFLAGS; echo GNUMAKEFLAGS = $$GNUMAKEFLAGS; echo > $@
!,
"", "x.mk\nMAKEFLAGS = -Itst/bad\nGNUMAKEFLAGS =\nrecurse\nMAKEFLAGS = -Itst/bad\nGNUMAKEFLAGS =\n#MAKE#[1]: Entering directory '#PWD#'\nall\nMAKEFLAGS = -Itst/bad\nGNUMAKEFLAGS =\n#MAKE#[1]: Leaving directory '#PWD#'\n");
unlink('x.mk');
# Ensure that we don't add GNUMAKEFLAGS to the environment if it's not there
run_make_test(q!
all: ; @env | grep GNUMAKEFLAGS; true
!,
'', '');
$ENV{GNUMAKEFLAGS} = '-Itst/bad';
run_make_test(q!
all: ; @env | grep GNUMAKEFLAGS; true
!,
'', 'GNUMAKEFLAGS=');
1;