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104 lines
2.5 KiB
Perl
104 lines
2.5 KiB
Perl
# -*-perl-*-
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$description = "Test proper handling of SHELL.";
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# If we don't have a POSIX shell available, never mind
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$is_posix_sh or return -1;
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# On Windows, shell names might not match
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if ($port_type eq 'W32') {
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return -1;
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}
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$mshell = $sh_name;
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# According to POSIX, the value of SHELL in the environment has no impact on
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# the value in the makefile.
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$ENV{SHELL} = '/dev/null';
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run_make_test('all:;@echo "$(SHELL)"', '', $mshell);
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# According to POSIX, any value of SHELL set in the makefile should not be
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# exported to the subshell. A more portable option might be to set SHELL to
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# be $^X (perl) in the makefile, and set .SHELLFLAGS to -e.
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$ENV{SHELL} = $mshell;
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my $altshell = "/./$mshell";
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my $altshell2 = "/././$mshell";
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if ($mshell =~ m,^([a-zA-Z]:)([\\/])(.*),) {
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$altshell = "$1$2.$2$3";
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$altshell2 = "$1$2.$2.$2$3";
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}
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run_make_test("SHELL := $altshell\n".'
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all:;@echo "$(SHELL) $$SHELL"
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', '', "$altshell $mshell");
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# As a GNU Make extension, if make's SHELL variable is explicitly exported,
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# then we really _DO_ export it.
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$ENV{SHELL} = $mshell;
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run_make_test("export SHELL := $altshell\n".'
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all:;@echo "$(SHELL) $$SHELL"
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', '', "$altshell $altshell");
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# Test out setting of SHELL, both exported and not, as a target-specific
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# variable.
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$ENV{SHELL} = $mshell;
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run_make_test("all: SHELL := $altshell\n".'
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all:;@echo "$(SHELL) $$SHELL"
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', '', "$altshell $mshell");
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$ENV{SHELL} = $mshell;
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run_make_test("
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SHELL := $altshell2
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one: two
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two: export SHELL := $altshell\n".'
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one two:;@echo "$@: $(SHELL) $$SHELL"
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', '', "two: $altshell $altshell\none: $altshell2 $mshell\n");
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# Test .SHELLFLAGS
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# We don't know the output here: on Solaris for example, every line printed
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# by the shell in -x mode has a trailing space (!!)
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my $script = 'true; true';
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my $flags = '-xc';
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my $out = `$sh_name $flags '$script' 2>&1`;
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run_make_test(qq!
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.SHELLFLAGS = $flags
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all: ; \@$script
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!,
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'', $out);
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# Do it again but add spaces to SHELLFLAGS
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# Some shells (*shakes fist at Solaris*) cannot handle multiple flags in
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# separate arguments.
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my $t = `$sh_name -e -c true 2>/dev/null`;
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my $multi_ok = $? == 0;
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if ($multi_ok) {
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$flags = '-x -c';
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run_make_test(qq!
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.SHELLFLAGS = $flags
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all: ; \@$script
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!,
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'', $out);
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}
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run_make_test(qq!
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.SHELLFLAGS = -xec
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all: ; \@true; #HELPER# -q fail 1; true
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!,
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'', "+ true\n+ #HELPER# -q fail 1\n#MAKE#: *** [#MAKEFILE#:3: all] Error 1\n", 512);
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1;
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