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Fix FreeBSD getThreadId() should use different syscall definition for 64bit platforms. (#24977)

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(cherry picked from commit 7a53db6874)
This commit is contained in:
Eugene Kabanov
2025-06-05 15:30:07 +03:00
committed by narimiran
parent 0022ddb271
commit c55ee7a191
1 changed files with 14 additions and 4 deletions
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18
lib/system/threadids.nim
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@@ -61,15 +61,25 @@ elif defined(netbsd):
result = threadId
elif defined(freebsd):
proc syscall(arg: cint, arg0: ptr cint): cint {.varargs, importc: "syscall", header: "<unistd.h>".}
var SYS_thr_self {.importc:"SYS_thr_self", header:"<sys/syscall.h>".}: cint
when defined(amd64) or defined(i386):
const SYS_thr_self = 432
else:
var SYS_thr_self {.importc:"SYS_thr_self", header:"<sys/syscall.h>".}: cint
when defined(cpu64):
type
Off {.importc: "off_t", header: "<sys/types.h>".} = int64
Quad {.importc: "quad_t", header: "<sys/types.h>".} = int64
proc syscall(arg: Quad): Off {.varargs, importc: "__syscall", header: "<unistd.h>".}
else:
proc syscall(arg: cint): cint {.varargs, importc: "syscall", header: "<unistd.h>".}
proc getThreadId*(): int =
## Gets the ID of the currently running thread.
var tid = 0.cint
var tid = when defined(cpu64): Off(0) else: cint(0)
if threadId == 0:
discard syscall(SYS_thr_self, addr tid)
threadId = tid
threadId = int(tid)
result = threadId
elif defined(macosx):