shadps4-emu/ext-SDL
1
0
Fork 0
mirror of https://github.com/shadps4-emu/ext-SDL.git synced 2025-01-09 12:20:19 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fixed bug 3768 - provide a quick copysign() solution for watcom

Browse Source 
Ozkan Sezer

The following patch provides a quick copysign solution for Watcom/x86
This commit is contained in:
Sam Lantinga 2017-08-21 16:30:24 -07:00
parent 9b3ec6a570
commit fcf83e7908
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/stdlib/SDL_stdlib.c
View File

@ -109,6 +109,12 @@ SDL_copysign(double x, double y)
return copysign(x, y);
#elif defined(HAVE__COPYSIGN)
return _copysign(x, y);
#elif defined(__WATCOMC__) && defined(__386__)
/* this is nasty as hell, but it works.. */
unsigned int *xi = (unsigned int *) &x,
*yi = (unsigned int *) &y;
xi[1] = (yi[1] & 0x80000000) | (xi[1] & 0x7fffffff);
return x;
#else
return SDL_uclibc_copysign(x, y);
#endif /* HAVE_COPYSIGN */