1# -*-perl-*- 2$description = "Test the call function.\n"; 3 4$details = "Try various uses of call and ensure they all give the correct 5results.\n"; 6 7open(MAKEFILE, "> $makefile"); 8 9# The Contents of the MAKEFILE ... 10 11print MAKEFILE <<'EOMAKE'; 12# Simple, just reverse two things 13# 14reverse = $2 $1 15 16# A complex `map' function, using recursive `call'. 17# 18map = $(foreach a,$2,$(call $1,$a)) 19 20# Test using a builtin; this is silly as it's simpler to do without call 21# 22my-notdir = $(call notdir,$(1)) 23 24# Test using non-expanded builtins 25# 26my-foreach = $(foreach $(1),$(2),$(3)) 27my-if = $(if $(1),$(2),$(3)) 28 29# Test recursive invocations of call with different arguments 30# 31one = $(1) $(2) $(3) 32two = $(call one,$(1),foo,$(2)) 33 34# Test recursion on the user-defined function. As a special case make 35# won't error due to this. 36# Implement transitive closure using $(call ...) 37# 38DEP_foo = bar baz quux 39DEP_baz = quux blarp 40rest = $(wordlist 2,$(words ${1}),${1}) 41tclose = $(if $1,$(firstword $1) \ 42 $(call tclose,$(sort ${DEP_$(firstword $1)} $(call rest,$1)))) 43 44all: ; @echo '$(call reverse,bar,foo)'; \ 45 echo '$(call map,origin,MAKE reverse map)'; \ 46 echo '$(call my-notdir,a/b c/d e/f)'; \ 47 echo '$(call my-foreach)'; \ 48 echo '$(call my-foreach,a,,,)'; \ 49 echo '$(call my-if,a,b,c)'; \ 50 echo '$(call two,bar,baz)'; \ 51 echo '$(call tclose,foo)' 52 53 54 55EOMAKE 56 57# These won't work until/unless PR/1527 is resolved. 58# echo '$(call my-foreach,a,x y z,$(a)$(a))'; \ 59# echo '$(call my-if,,$(warning don't print this),ok)' 60# 61# $answer = "xx yy zz\nok\n"; 62 63# END of Contents of MAKEFILE 64 65close(MAKEFILE); 66 67&run_make_with_options($makefile, "", &get_logfile); 68$answer = "foo bar\ndefault file file\nb d f\n\n\nb\nbar foo baz\nfoo bar baz blarp quux \n"; 69&compare_output($answer, &get_logfile(1)); 70 71 72# TEST eclipsing of arguments when invoking sub-calls 73 74$makefile2 = &get_tmpfile; 75 76open(MAKEFILE,"> $makefile2"); 77 78print MAKEFILE <<'EOF'; 79 80all = $1 $2 $3 $4 $5 $6 $7 $8 $9 81 82level1 = $(call all,$1,$2,$3,$4,$5) 83level2 = $(call level1,$1,$2,$3) 84level3 = $(call level2,$1,$2,$3,$4,$5) 85 86all: 87 @echo $(call all,1,2,3,4,5,6,7,8,9,10,11) 88 @echo $(call level1,1,2,3,4,5,6,7,8) 89 @echo $(call level2,1,2,3,4,5,6,7,8) 90 @echo $(call level3,1,2,3,4,5,6,7,8) 91EOF 92 93close(MAKEFILE); 94 95&run_make_with_options($makefile2, "", &get_logfile); 96$answer = "1 2 3 4 5 6 7 8 9\n1 2 3 4 5\n1 2 3\n1 2 3\n"; 97&compare_output($answer,&get_logfile(1)); 98 991; 100