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Annotation of uae/src/md-i386-linux/exectasks.h, revision 1.1.1.1

1.1       root        1:  /*
                      2:   * UAE - The Un*x Amiga Emulator
                      3:   *
                      4:   * exec.library multitasking emulation
                      5:   *
                      6:   * Copyright 1996 Bernd Schmidt
                      7:   */
                      8: 
                      9: 
                     10: #include <setjmp.h>
                     11: 
                     12: #ifdef USE_EXECLIB
                     13: 
                     14: /* aaargh... doesn't work with glibc-2.0 */
                     15: struct switch_struct {
                     16:     jmp_buf j;
                     17: };
                     18: 
                     19: #define EXEC_SWITCH_TASKS(run, ready) do { \
                     20:     if (setjmp(run->sws.j) == 0) \
                     21:        longjmp(ready->sws.j, 1); \
                     22: } while(0)
                     23: 
                     24: #define EXEC_SETUP_SWS(t) do { \
                     25:     t->sws.j[0].__sp = nt->stack + 65536; \
                     26:     t->sws.j[0].__pc = &task_startup; \
                     27: } while(0)
                     28: 
                     29: #endif

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