emacs/test/manual/cedet/tests/testsppreplace.c

154 lines
3.4 KiB
C

/* testsppreplace.c --- unit test for CPP/SPP Replacement
Copyright (C) 2007-2024 Free Software Foundation, Inc.
Author: Eric M. Ludlam <zappo@gnu.org>
This file is part of GNU Emacs.
GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
*/
/* TEST: The EMU keyword doesn't screw up the function defn. */
#define EMU
#define EMU2 /*comment*/
char EMU parse_around_emu EMU2 (EMU)
{
}
/* TEST: A simple word can be replaced in a definition. */
#define SUBFLOAT /* Some Float */ float
SUBFLOAT returnanfloat()
{
}
/* TEST: Punctuation an be replaced in a definition. */
#define COLON :
int foo COLON COLON bar ()
{
}
/* TEST: Multiple lexical characters in a definition */
#define SUPER mysuper::
int SUPER baz ()
{
}
/* TEST: Macro replacement. */
#define INT_FCN(name) int name (int in)
INT_FCN(increment) {
return in+1;
}
/* TEST: Macro replacement with complex args */
#define P_(proto) ()
int myFcn1 P_((a,b));
#define P__(proto) proto
int myFcn2 P__((int a, int b));
int myFcn3 (int a, int b);
/* TEST: Multiple args to a macro. */
#define MULTI_ARGS(name, field1, field2, field3) struct name { int field1; int field2; int field3; }
MULTI_ARGS(ma_struct, moose, penguin, emu);
/* TEST: Macro with args, but no body. */
#define NO_BODY(name)
NO_BODY(Moose);
/* TEST: Not a macro with args, but close. */
#define NOT_WITH_ARGS (moose)
int not_with_args_fcn NOT_WITH_ARGS
{
}
/* TEST: macro with continuation. */
#define WITH_CONT \
continuation_symbol
int WITH_CONT () { };
/* TEST: macros in a macro - tail processing */
#define tail_with_args_and_long_name(a) (int a)
#define int_arg tail_with_args_and_long_name
int tail int_arg(q) {}
/* TEST: macros used improperly. */
#define tail_fail tail_with_args_and_long_name(q)
int tail_fcn tail_fail(q);
/* TEST: feature of CPP from LSD <lsdsgster@...> */
#define __gthrw_(name) __gthrw_ ## name
int __gthrw_(foo) (int arg1) { }
/* TEST: macros using macros */
#define macro_foo foo
#define mf_declare int macro_foo
mf_declare;
/* TEST: macros with args using macros */
#define Amacro(A) (int A)
#define mf_Amacro(B) int B Amacro(B)
mf_Amacro(noodle);
/* TEST: Double macro using the argument stack. */
#define MACRO0(name) int that_ ## name(int i);
#define MACRO1(name) int this_ ## name(int i);
#define MACRO2(name) MACRO0(name) MACRO1(name)
MACRO2(foo)
/* TEST: The G++ namespace macro hack. Not really part of SPP. */
_GLIBCXX_BEGIN_NAMESPACE(baz)
int bazfnc(int b) { }
_GLIBCXX_END_NAMESPACE;
_GLIBCXX_BEGIN_NESTED_NAMESPACE(foo,bar)
int foo_bar_func(int a) { }
_GLIBCXX_END_NESTED_NAMESPACE;
/* TEST: The VC++ macro hack. */
_STD_BEGIN
int inside_std_namespace(int a) { }
_STD_END
/* TEST: Recursion prevention. CPP doesn't allow even 1 level of recursion. */
#define STARTMACRO MACROA
#define MACROA MACROB
#define MACROB MACROA
int STARTMACRO () {
}
/* END */