diff options
Diffstat (limited to 'coro.h')
| -rw-r--r-- | coro.h | 15 |
1 files changed, 11 insertions, 4 deletions
@@ -57,8 +57,13 @@ * do it's job. Coroutine creation is much slower than UCONTEXT, but * context switching is often a bit cheaper. It should work on almost * all unices. Use this for GNU/Linux + glibc-2.2. glibc-2.1 and below - * do not work with any model (neither sigaltstack nor context functions - * are implemented) + * do not work with any sane model (neither sigaltstack nor context + * functions are implemented) + * + * -DCORO_LINUX + * + * Old GNU/Linux systems (<= glibc-2.1) work with this implementation + * (very fast). * * -DCORO_LOOSE * @@ -108,9 +113,11 @@ void coro_transfer(coro_context *prev, coro_context *next); * That was it. No other user-visible functions are implemented here. */ -#if !defined(CORO_LOOSE) && !defined(CORO_UCONTEXT) && !defined(CORO_SJLJ) +#if !defined(CORO_LOOSE) && !defined(CORO_UCONTEXT) \ + && !defined(CORO_SJLJ) && !defined(CORO_LINUX) # if defined(WINDOWS) # define CORO_LOOSE 1 /* you don't win with windoze */ +# elif defined(__linux) && defined(__x86) # elif defined(HAVE_UCONTEXT_H) # define CORO_UCONTEXT 1 # elif defined(HAVE_SETJMP_H) && defined(HAVE_SIGALTSTACK) @@ -130,7 +137,7 @@ struct coro_context { #define coro_transfer(p,n) swapcontext(&((p)->uc), &((n)->uc)) -#elif CORO_SJLJ || CORO_LOOSE +#elif CORO_SJLJ || CORO_LOOSE || CORO_LINUX #include <setjmp.h> |