Platform defines
From Lazarus wiki
note: the tables in this article may not be complete
Useful tips before using platform defines
- http://www.stack.nl/~marcov/buildfaq.pdf - general building guidelines
- http://www.stack.nl/~marcov/porting.pdf - general porting guidelines
- if you need to cast a pointer to an integer for arithmetic or you want to provide a spare field (like tag in Tcomponent) that may be used to store a pointer use ptrint as signed type, or better ptruint as unsigned type.
Architecture defines
| define(s) | meaning |
|---|---|
| General | |
| ENDIAN_BIG | big endian |
| ENDIAN_LITTLE | little endian |
| Specific | |
| CPU86 | 386 and compatible (32 bit PC) |
| CPU87 | 386 and compatible (32 bit PC) |
| CPU386, CPUi386 | 386 and compatible (32 bit PC) |
| CPU68K, CPUM68K | Motorola 680x0 or compatible CPU |
| CPUM68020 | Motorola 68020 or compatible CPU |
| CPU68 | Motorola 680x0 or compatible CPU |
| CPUPOWERPC | PowerPC processor (32 or 64 bit) |
| CPUPOWERPC32 | PowerPC processor (32 bit) |
| CPUPOWERPC64 | PowerPC processor (64 bit) |
| CPUARM | ARM 32 bit processor |
Operating system defines
| define(s) | meaning |
|---|---|
| General | |
| BSD | *BSD and Darwin |
| UNIX | any UNIX or UNIX-like system. |
| MSWINDOWS | all variants of windows |
| Specific | |
| LINUX | Portal:Linux:Linux |
| BSD | BSD, OS X, Mac OS X, iOS |
| DARWIN | OS X, Mac OS X, iOS |
| WIN32 | 32 bit Windows |
| WIN64 | 64 bit Windows |
| GO32V2 | MS DOS (using go32v2 extender) |
