janneke pushed a commit to branch wip-hurd-vm
in repository guix.
commit 448c29ad84ad4869fff6ddad2ecf9cee662dc6b1
Author: Jan (janneke) Nieuwenhuizen <[email protected]>
AuthorDate: Sat May 30 15:11:49 2020 +0200
syscalls: set-thread-name, thread-name: Stub for the Hurd.
Avoid crash
Backtrace:
guix/build/syscalls.scm:405:8: In procedure prctl: Function not
implemented
because of missing prctl on the Hurd.
* guix/build/syscalls.scm (set-thread-name, thread-name): Rename to ...
(set-thread-name!/linux,thread-name/linux): ...this.
(set-thread-name, thread-name): Swtich between linux implementation and or
stub.
---
guix/build/syscalls.scm | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/guix/build/syscalls.scm b/guix/build/syscalls.scm
index d69b178..549346c 100644
--- a/guix/build/syscalls.scm
+++ b/guix/build/syscalls.scm
@@ -1218,7 +1218,7 @@ handler if the lock is already held by another process."
;; zero.
16)
-(define (set-thread-name name)
+(define (set-thread-name!/linux name)
"Set the name of the calling thread to NAME. NAME is truncated to 15
bytes."
(let ((ptr (string->pointer name)))
@@ -1231,7 +1231,7 @@ bytes."
(list (strerror err))
(list err))))))
-(define (thread-name)
+(define (thread-name/linux)
"Return the name of the calling thread as a string."
(let ((buf (make-bytevector %max-thread-name-length)))
(let-values (((ret err)
@@ -1245,6 +1245,16 @@ bytes."
(list (strerror err))
(list err))))))
+(define set-thread-name
+ (if (string-contains %host-type "linux")
+ set-thread-name!/linux
+ (cute const #f)))
+
+(define thread-name
+ (if (string-contains %host-type "linux")
+ thread-name/linux
+ (cute const "")))
+
;;;
;;; Network interfaces.
