| /* File : example.i */ |
| %module example |
| |
| /* Force the generated D code to use the C constant values rather than |
| retrieving them at runtime. You can also try disabling the feature and |
| compare the generated code. */ |
| %dmanifestconst; |
| |
| |
| /* A few preprocessor macros */ |
| |
| #define ICONST 42 |
| #define FCONST 2.1828 |
| #define CCONST 'x' |
| #define CCONST2 '\n' |
| #define SCONST "Hello World" |
| #define SCONST2 "\"Hello World\"" |
| |
| /* This should work just fine */ |
| #define EXPR ICONST + 3*(FCONST) |
| |
| /* This shouldn't do anything */ |
| #define EXTERN extern |
| |
| /* Neither should this (BAR isn't defined) */ |
| #define FOO (ICONST + BAR) |
| |
| |
| /* The following directives also produce constants */ |
| |
| %constant int iconst = 37; |
| %constant double fconst = 3.14; |
