Implement getname alternative if it's not available

This commit is contained in:
Arvid Gerstmann 2018-07-14 13:26:55 +02:00
parent b8db9df949
commit 6fb73a3d97

View File

@ -6,6 +6,11 @@
# include <unistd.h> # include <unistd.h>
#endif #endif
#ifdef __linux__
#include <syscall.h>
#include <fcntl.h>
#endif
#include <inttypes.h> #include <inttypes.h>
#include <stdio.h> #include <stdio.h>
@ -135,11 +140,26 @@ const char* GetThreadName( uint64_t id )
} }
} }
# endif # endif
# elif defined _GNU_SOURCE && !defined __ANDROID__ && !defined __EMSCRIPTEN__ # elif defined __GLIBC__ && !defined __ANDROID__ && !defined __EMSCRIPTEN__
if( pthread_getname_np( (pthread_t)id, buf, 256 ) == 0 ) if( pthread_getname_np( (pthread_t)id, buf, 256 ) == 0 )
{ {
return buf; return buf;
} }
# elif defined __linux__
int cs, fd;
char path[32];
int tid = (int)syscall( SYS_gettid );
snprintf( path, sizeof(path), "/proc/self/task/%d/comm", tid );
sprintf( buf, "%" PRIu64, id );
pthread_setcancelstate( PTHREAD_CANCEL_DISABLE, &cs );
if ((fd = open(path, O_RDONLY)) > 0) {
int len = read( fd, buf, 255 );
if (len > 0)
buf[len] = 0;
close(fd);
}
pthread_setcancelstate(cs, 0);
return buf;
# endif # endif
#endif #endif
sprintf( buf, "%" PRIu64, id ); sprintf( buf, "%" PRIu64, id );