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[macos] no pthread_condattr_setclock() #2302

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nick black 2021-10-27 12:19:13 -05:00 committed by nick black
parent fec64cfc33
commit b81ab750cc
1 changed files with 22 additions and 27 deletions
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49
src/compat/compat.c
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@ -45,38 +45,11 @@ pid_t waitpid(pid_t pid, int* state, int options){ // FIXME
*/ */
return 0; return 0;
} }
int pthread_condmonotonic_init(pthread_cond_t* cond){
if(pthread_cond_init(cond, &cat)){
return -1;
}
return 0;
}
#else // not windows #else // not windows
#include <time.h> #include <time.h>
#include <stdint.h> #include <stdint.h>
#include <unistd.h> #include <unistd.h>
#include <fcntl.h> #include <fcntl.h>
// initializes a pthread_cond_t to use CLOCK_MONOTONIC (as opposed to the
// default CLOCK_REALTIME) if possible. if not possible, initializes a
// regular ol' CLOCK_REALTIME condvar.
int pthread_condmonotonic_init(pthread_cond_t* cond){
pthread_condattr_t cat;
if(pthread_condattr_init(&cat)){
return -1;
}
if(pthread_condattr_setclock(&cat, CLOCK_MONOTONIC)){
pthread_condattr_destroy(&cat);
return -1;
}
if(pthread_cond_init(cond, &cat)){
pthread_condattr_destroy(&cat);
return -1;
}
pthread_condattr_destroy(&cat);
return 0;
}
int set_fd_nonblocking(int fd, unsigned state, unsigned* oldstate){ int set_fd_nonblocking(int fd, unsigned state, unsigned* oldstate){
int flags = fcntl(fd, F_GETFL); int flags = fcntl(fd, F_GETFL);
if(flags < 0){ if(flags < 0){
@ -152,3 +125,25 @@ int clock_nanosleep(clockid_t clockid, int flags, const struct timespec *request
} }
#endif #endif
#endif #endif
// initializes a pthread_cond_t to use CLOCK_MONOTONIC (as opposed to the
// default CLOCK_REALTIME) if possible. if not possible, initializes a
// regular ol' CLOCK_REALTIME condvar.
int pthread_condmonotonic_init(pthread_cond_t* cond){
pthread_condattr_t cat;
if(pthread_condattr_init(&cat)){
return -1;
}
#ifndef __APPLE__
if(pthread_condattr_setclock(&cat, CLOCK_MONOTONIC)){
pthread_condattr_destroy(&cat);
return -1;
}
#endif
if(pthread_cond_init(cond, &cat)){
pthread_condattr_destroy(&cat);
return -1;
}
pthread_condattr_destroy(&cat);
return 0;
}