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| author | Mathieu Othacehe <m.othacehe@gmail.com> | 2017-04-10 19:18:13 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2017-04-11 11:13:26 +0200 |
| commit | 23e525e1097f6f993aecd4f0b14d518546b876a4 (patch) | |
| tree | 09d548b6c21bb2f6a6eae1f33ecdcecc0b65eed6 | |
| parent | c5cd4fad09af1c68d07c7d93608a18b8261d4a4e (diff) | |
| download | gnu-guix-23e525e1097f6f993aecd4f0b14d518546b876a4.tar gnu-guix-23e525e1097f6f993aecd4f0b14d518546b876a4.tar.gz | |
syscalls: Add load-linux-module.
* guix/build/syscalls.scm (load-linux-module): New procedure. Reimplemented
from guile-linux-syscalls.patch.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>
| -rw-r--r-- | guix/build/syscalls.scm | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/guix/build/syscalls.scm b/guix/build/syscalls.scm index d1f3cd65c4..0529c228a5 100644 --- a/guix/build/syscalls.scm +++ b/guix/build/syscalls.scm @@ -578,6 +578,18 @@ constants from <sys/mount.h>." (list cmd (strerror err)) (list err)))))) +(define-as-needed (load-linux-module data #:optional (options "")) + (let ((proc (syscall->procedure int "init_module" + (list '* unsigned-long '*)))) + (let-values (((ret err) + (proc (bytevector->pointer data) + (bytevector-length data) + (string->pointer options)))) + (unless (zero? ret) + (throw 'system-error "load-linux-module" "~A" + (list (strerror err)) + (list err)))))) + (define (kernel? pid) "Return #t if PID designates a \"kernel thread\" rather than a normal user-land process." |