sdpy/compat.d

   1 /*
   2  * Pixel Graphics Library
   3  * coded by Ketmar // Invisible Vector <ketmar@ketmar.no-ip.org>
   4  * Understanding is not required. Only obedience.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, version 3 of the License ONLY.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  */
  18 module iv.sdpy.compat /*is aliced*/;
  19 import iv.alice;
  20
  21
  22 // ////////////////////////////////////////////////////////////////////////// //
  23 version(GNU) {
  24   static import gcc.attribute;
  25   package enum gcc_inline = gcc.attribute.attribute("forceinline");
  26   package enum gcc_noinline = gcc.attribute.attribute("noinline");
  27   package enum gcc_flatten = gcc.attribute.attribute("flatten");
  28 } else {
  29   // hackery for non-gcc compilers
  30   package enum gcc_inline;
  31   package enum gcc_noinline;
  32   package enum gcc_flatten;
  33 }
  34
  35
  36 // ////////////////////////////////////////////////////////////////////////// //
  37 static if (__traits(compiles, () { throw new NamedException!"FLF-WGDParser"("test"); })) {}
  38 else {
  39 mixin template ExceptionCtorMixinTpl() {
  40   this (string msg, string file=__FILE__, usize line=__LINE__, Throwable next=null) @safe pure nothrow @nogc {
  41     super(msg, file, line, next);
  42   }
  43 }
  44
  45
  46 // usage:
  47 //   mixin(NewExceptionClass!"MyEx");
  48 //   mixin(NewExceptionClass!("MyEx1", "MyEx"));
  49 enum NewExceptionClass(string name, string base="Exception") = `class `~name~` : `~base~` { mixin ExceptionCtorMixinTpl; }`;
  50
  51
  52 mixin(NewExceptionClass!("NamedExceptionBase", "Exception"));
  53 mixin(NewExceptionClass!("NamedException(string name)", "NamedExceptionBase"));
  54 }