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b90fabc8d6
* doc/make.texi (Appending): Document this behavior. * variable.c (do_variable_definition): Only add a space if the variable value is not empty. * tests/scripts/variables/flavors: Test this behavior.
116 lines
1.9 KiB
Perl
116 lines
1.9 KiB
Perl
# -*-perl-*-
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$description = "Test various flavors of make variable setting.";
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$details = "";
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# TEST 0: Recursive
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run_make_test('
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ugh = Goodbye
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foo = $(bar)
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bar = ${ugh}
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Hello\n");
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# TEST 1: Simple
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run_make_test('
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bar = Goodbye
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foo := $(bar)
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bar = ${ugh}
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Goodbye\n");
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# TEST 2: Append to recursive
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run_make_test('
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foo = Hello
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ugh = Goodbye
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foo += $(bar)
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bar = ${ugh}
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Hello Hello\n");
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# TEST 3: Append to simple
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run_make_test('
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foo := Hello
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ugh = Goodbye
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bar = ${ugh}
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foo += $(bar)
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Hello Goodbye\n");
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# TEST 4: Conditional pre-set
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run_make_test('
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foo = Hello
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ugh = Goodbye
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bar = ${ugh}
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foo ?= $(bar)
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Hello\n");
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# TEST 5: Conditional unset
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run_make_test('
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ugh = Goodbye
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bar = ${ugh}
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foo ?= $(bar)
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Hello\n");
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# TEST 6: Simple using POSIX syntax
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run_make_test('
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bar = Goodbye
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foo ::= $(bar)
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bar = ${ugh}
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Goodbye\n");
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# TEST 7: POSIX syntax no spaces
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run_make_test('
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bar = Goodbye
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foo::=$(bar)
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bar = ${ugh}
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ugh = Hello
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all: ; @echo $(foo)
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',
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'', "Goodbye\n");
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# TEST 8: Append to empty
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run_make_test(q!
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recur =
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recur += foo
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simple :=
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simple += bar
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recur_empty = foo
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recur_empty +=
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simple_empty := bar
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simple_empty +=
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empty_recur =
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empty_recur +=
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empty_simple :=
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empty_simple +=
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all: ; @: $(info recur=/$(recur)/ simple=/$(simple)/ recure=/$(recur_empty)/ simplee=/$(simple_empty)/ erecur=/$(empty_recur)/ esimple=/$(empty_simple)/)
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!,
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'', "recur=/foo/ simple=/bar/ recure=/foo/ simplee=/bar/ erecur=// esimple=//\n");
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1;
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