dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-dnl GNU General Public License for more details.
+dnl GNU nGeneral Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
dnl
AT_BANNER([DEFINE])
+m4_define([PSPP_CHECK_MACRO_EXPANSION],
+ [AT_SETUP([macro expansion - $1])
+ AT_KEYWORDS([m4_bpatsubst([$1], [!], [])])
+ AT_DATA([define.sps], [$2
+DEBUG EXPAND.
+$3
+])
+ AT_CAPTURE_FILE([define.sps])
+ AT_DATA([expout], [$4
+])
+ AT_CHECK([pspp --testing-mode define.sps | sed '/^$/d'], [$6], [expout])
+ AT_CLEANUP])
+
AT_SETUP([simple macro expansion])
AT_DATA([define.sps], [dnl
DEFINE !macro()
])
AT_CLEANUP
-AT_SETUP([macro expansion with arguments])
+PSPP_CHECK_MACRO_EXPANSION([one !TOKENS(1) positional argument],
+ [DEFINE !t1(!positional !tokens(1)) t1 (!1) !ENDDEFINE.],
+ [!t1 a.
+!t1 b.
+!t1 a b.],
+ [t1(a)
+t1(b)
+t1(a)
+note: unexpanded token "b"])
+
+AT_SETUP([macro expansion with positional arguments])
AT_DATA([define.sps], [dnl
DEFINE !title(!positional !tokens(1)) !1 !ENDDEFINE.
DEFINE !t1(!positional !tokens(1)) t1 (!1) !ENDDEFINE.
cmd2(!1, !2)
!ENDDEFINE.
+DEFINE !p(!positional !tokens(1)
+ /!positional !tokens(1)
+ /!positional !tokens(1))
+p(!1, !2, !3)(!*)
+!ENDDEFINE.
+
DEBUG EXPAND.
!title "!TOKENS(1) argument."
!t1 a.
!cmd 1 2 3 4.
!cmd2 5 6.
7.
+
+!title "Three !TOKENS(1) arguments."
+!p a b c.
+!p 1 -2 -3.
])
AT_CHECK([pspp --testing-mode define.sps], [0], [dnl
"!TOKENS(1) argument."
cmd(1 2 3 4)
cmd2(5 6, 7)
+
+"Three !TOKENS(1) arguments."
+
+p(a, b, c) (a b c)
+
+p(1, -2, -3) (1 -2 -3)
+])
+AT_CLEANUP
+
+AT_SETUP([macro expansion with positional arguments - negative])
+AT_DATA([define.sps], [dnl
+DEFINE !title(!positional !tokens(1)) !1 !ENDDEFINE.
+DEFINE !p(!positional !tokens(1)
+ /!positional !tokens(1)
+ /!positional !tokens(1))
+(!1, !2, !3)
+!ENDDEFINE.
+
+DEFINE !ce(!positional !charend('/')) ce(!1) !ENDDEFINE.
+
+DEFINE !enc1(!positional !enclose('{', '}')) enc1(!1) !ENDDEFINE.
+DEBUG EXPAND.
+!title "Too few tokens for !TOKENS."
+!p a b.
+!p a.
+!p.
+
+!title "Missing charend delimiter."
+!ce a b c.
+
+!title "Missing start delimiter."
+!enc1 a b c.
+
+!title "Missing end delimiter."
+!enc1{a b c.
+])
+AT_CHECK([pspp --testing-mode define.sps], [1], [dnl
+"Too few tokens for !TOKENS."
+
+define.sps:13: error: DEBUG EXPAND: Unexpected end of command reading
+argument !3 to macro !p.
+
+note: unexpanded token "!p"
+
+note: unexpanded token "a"
+
+note: unexpanded token "b"
+
+define.sps:14: error: DEBUG EXPAND: Unexpected end of command reading
+argument !2 to macro !p.
+
+note: unexpanded token "!p"
+
+note: unexpanded token "a"
+
+define.sps:15: error: DEBUG EXPAND: Unexpected end of command reading
+argument !1 to macro !p.
+
+note: unexpanded token "!p"
+
+"Missing charend delimiter."
+
+define.sps:18: error: DEBUG EXPAND: Unexpected end of command reading
+argument !1 to macro !ce.
+
+note: unexpanded token "!ce"
+
+note: unexpanded token "a"
+
+note: unexpanded token "b"
+
+note: unexpanded token "c"
+
+"Missing start delimiter."
+
+define.sps:21: error: DEBUG EXPAND: Found `a' while expecting `{' reading
+argument !1 to macro !enc1.
+
+note: unexpanded token "!enc1"
+
+note: unexpanded token "a"
+
+note: unexpanded token "b"
+
+note: unexpanded token "c"
+
+"Missing end delimiter."
+
+define.sps:24: error: DEBUG EXPAND: Unexpected end of command reading
+argument !1 to macro !enc1.
+
+note: unexpanded token "!enc1"
+
+note: unexpanded token "{"
+
+note: unexpanded token "a"
+
+note: unexpanded token "b"
+
+note: unexpanded token "c"
])
AT_CLEANUP
+
+PSPP_CHECK_MACRO_EXPANSION([one !TOKENS(1) keyword argument],
+ [DEFINE !k(arg1 = !TOKENS(1)) k(!arg1) !ENDDEFINE.],
+ [!k arg1=x.
+!k arg1=x y.
+!k.],
+ [k(x)
+k(x)
+note: unexpanded token "y"
+k( )])
+
+PSPP_CHECK_MACRO_EXPANSION([one !TOKENS(1) keyword argument - negative],
+ [DEFINE !k(arg1 = !TOKENS(1)) k(!arg1) !ENDDEFINE.],
+ [!k arg1.
+!k arg1=.], [dnl
+define.sps:3: error: DEBUG EXPAND: Found `.' while expecting `=' reading
+argument !arg1 to macro !k.
+note: unexpanded token "!k"
+note: unexpanded token "arg1"
+define.sps:4: error: DEBUG EXPAND: Unexpected end of command reading argument !
+arg1 to macro !k.
+note: unexpanded token "!k"
+note: unexpanded token "arg1"
+note: unexpanded token "="], [1])
+
+PSPP_CHECK_MACRO_EXPANSION([!CHAREND('/') keyword arguments], [dnl
+DEFINE !k(arg1 = !CHAREND('/')
+ /arg2 = !CHAREND('/'))
+k(!arg1, !arg2)
+!ENDDEFINE.],
+ [!k arg1=x/ arg2=y/.
+!k arg1=x/.
+!k arg2=y/.
+!k.],
+ [k(x, y)
+k(x, )
+k(, y)
+k(, )])
+
+PSPP_CHECK_MACRO_EXPANSION([!CHAREND('/') keyword arguments - negative], [dnl
+DEFINE !k(arg1 = !CHAREND('/')
+ /arg2 = !CHAREND('/'))
+k(!arg1, !arg2)
+!ENDDEFINE.],
+ [!k arg1.
+!k arg1=.
+!k arg1=x.
+!k arg1=x/ arg2=y.],
+ [define.sps:6: error: DEBUG EXPAND: Found `.' while expecting `=' reading
+argument !arg1 to macro !k.
+note: unexpanded token "!k"
+note: unexpanded token "arg1"
+define.sps:7: error: DEBUG EXPAND: Unexpected end of command reading argument !
+arg1 to macro !k.
+note: unexpanded token "!k"
+note: unexpanded token "arg1"
+note: unexpanded token "="
+define.sps:8: error: DEBUG EXPAND: Unexpected end of command reading argument !
+arg1 to macro !k.
+note: unexpanded token "!k"
+note: unexpanded token "arg1"
+note: unexpanded token "="
+note: unexpanded token "x"
+define.sps:9: error: DEBUG EXPAND: Unexpected end of command reading argument !
+arg2 to macro !k.
+note: unexpanded token "!k"
+note: unexpanded token "arg1"
+note: unexpanded token "="
+note: unexpanded token "x"
+note: unexpanded token "/"
+note: unexpanded token "arg2"
+note: unexpanded token "="
+note: unexpanded token "y"])
+
+PSPP_CHECK_MACRO_EXPANSION([default keyword arguments],
+ [DEFINE !k(arg1 = !DEFAULT(a b c) !CMDEND) k(!arg1) !ENDDEFINE],
+ [!k arg1=x.
+!k],
+ [k(x)
+k(a b c)])
+
+dnl Keep this test in sync with the examples for !BLANKS in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!BLANKS],
+ [DEFINE !b()
+!BLANKS(0).
+!QUOTE(!BLANKS(0)).
+!BLANKS(1).
+!QUOTE(!BLANKS(1)).
+!BLANKS(2).
+!QUOTE(!BLANKS(2)).
+!BLANKS(5).
+!QUOTE(!BLANKS(5)).
+!ENDDEFINE],
+ [!b.],
+ [.
+''.
+.
+' '.
+.
+' '.
+.
+' '.])
+
+dnl Keep this test in sync with the examples for !CONCAT in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!CONCAT],
+ [DEFINE !c()
+!CONCAT(x, y).
+!CONCAT('x', 'y').
+!CONCAT(12, 34).
+!CONCAT(!NULL, 123).
+!ENDDEFINE],
+ [!c.],
+ [xy.
+xy.
+1234.
+123.])
+
+dnl Keep this test in sync with the examples for !EVAL in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!EVAL],
+ [DEFINE !vars() a b c !ENDDEFINE.
+DEFINE !e()
+!vars.
+!QUOTE(!vars).
+!EVAL(!vars).
+!QUOTE(!EVAL(!vars)).
+!ENDDEFINE
+DEFINE !e2(!positional !enclose('(',')'))
+!1.
+!QUOTE(!1).
+!EVAL(!1).
+!QUOTE(!EVAL(!1)).
+!ENDDEFINE],
+ [!e.
+!e2(!vars)],
+ [a b c.
+'!vars'.
+a b c.
+'a b c'.
+a b c.
+'!vars'.
+a b c.
+'a b c'.])
+
+dnl Keep this test in sync with the examples for !HEAD in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!HEAD],
+ [DEFINE !h()
+!HEAD('a b c').
+!HEAD('a').
+!HEAD(!NULL).
+!HEAD('').
+!ENDDEFINE],
+ [!h.],
+ [a.
+a.
+.
+.])
+
+dnl Keep this test in sync with the examples for !TAIL in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!TAIL],
+ [DEFINE !t()
+!TAIL('a b c').
+!TAIL('a').
+!TAIL(!NULL).
+!TAIL('').
+!ENDDEFINE],
+ [!t.],
+ [b c.
+.
+.
+.])
+
+dnl Keep this test in sync with the examples for !INDEX in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!INDEX],
+ [DEFINE !i()
+!INDEX(banana, an).
+!INDEX(banana, nan).
+!INDEX(banana, apple).
+!INDEX("banana", nan).
+!INDEX("banana", "nan").
+!INDEX(!UNQUOTE("banana"), !UNQUOTE("nan")).
+!ENDDEFINE],
+ [!i.],
+ [2.
+3.
+0.
+4.
+0.
+3.])
+
+dnl Keep this test in sync with the examples for !LENGTH in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!LENGTH],
+ [DEFINE !l()
+!LENGTH(123).
+!LENGTH(123.00).
+!LENGTH( 123 ).
+!LENGTH("123").
+!LENGTH(xyzzy).
+!LENGTH("xyzzy").
+!LENGTH("xy""zzy").
+!LENGTH(!UNQUOTE("xyzzy")).
+!LENGTH(!UNQUOTE("xy""zzy")).
+!LENGTH(!NULL).
+!ENDDEFINE.
+DEFINE !la(!positional !enclose('(',')'))
+!LENGTH(!1).
+!ENDDEFINE.],
+ [!l.
+!la(a b c).
+!la().],
+ [3.
+6.
+3.
+5.
+5.
+7.
+9.
+5.
+6.
+0.
+5.
+0.])
+
+dnl Keep this test in sync with the examples for !SUBSTR in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!SUBSTR],
+ [DEFINE !s()
+!SUBSTR(banana, 3).
+!SUBSTR(banana, 3, 3).
+!SUBSTR("banana", 3).
+!SUBSTR(!UNQUOTE("banana"), 3).
+!SUBSTR("banana", 3, 3).
+!SUBSTR(banana, 3, 0).
+!SUBSTR(banana, 3, 10).
+!SUBSTR(banana, 10, 3).
+!ENDDEFINE.],
+ [!s.],
+ [error
+nana.
+nan.
+anana.
+nana.
+ana.
+.
+nana.
+.])
+
+dnl Keep this test in sync with the examples for !UPCASE in the manual.
+PSPP_CHECK_MACRO_EXPANSION([!UPCASE],
+ [DEFINE !u()
+!UPCASE(freckle).
+!UPCASE('freckle').
+!UPCASE('a b c').
+!UPCASE('A B C').
+!ENDDEFINE.],
+ [!u.],
+ [FRECKLE.
+FRECKLE.
+A B C.
+A B C.])
+
+
+dnl !* is implemented separately inside and outside function arguments
+dnl so this test makes sure to include both.
+PSPP_CHECK_MACRO_EXPANSION([!*], [dnl
+DEFINE !m(!POSITIONAL !TOKENS(1)
+ /!POSITIONAL !TOKENS(1))
+!*/
+!LENGTH(!*)/
+!SUBSTR(!*, 3)/
+!QUOTE(!*).
+!ENDDEFINE.],
+ [!m 123 b
+!m 2 3
+!m '' 'b'.
+], [123 b / 5 / 3 b / '123 b'.
+2 3 / 3 / 3 / '2 3'.
+'' 'b' / 6 / 'b' / ''''' ''b'''.])
+
+AT_SETUP([macro maximum nesting level (MNEST)])
+AT_KEYWORDS([MNEST])
+AT_DATA([define.sps], [dnl
+DEFINE !macro()
+!macro
+!ENDDEFINE.
+!macro.
+])
+AT_CHECK([pspp define.sps], [1], [dnl
+maximum nesting level exceeded
+define.sps.1: error: Syntax error at `!macro': expecting command name.
+])
+AT_CLEANUP
\ No newline at end of file
projects / pspp / blobdiff