8d5784b9ea
git-svn-id: https://svn.o-hand.com/repos/poky/trunk@4338 311d38ba-8fff-0310-9ca6-ca027cbcb966
56 lines
1.9 KiB
Diff
56 lines
1.9 KiB
Diff
#DPATCHLEVEL=0
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---
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# linux-user/syscall.c | 32 +++++++++++++++++++++++++++++---
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# 1 file changed, 29 insertions(+), 3 deletions(-)
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#
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Index: linux-user/syscall.c
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===================================================================
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--- linux-user/syscall.c.orig 2007-12-03 15:56:24.000000000 +0000
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+++ linux-user/syscall.c 2007-12-03 15:57:36.000000000 +0000
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@@ -52,6 +52,7 @@
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//#include <sys/user.h>
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#include <netinet/ip.h>
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#include <netinet/tcp.h>
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+#include <sys/sysctl.h>
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#define termios host_termios
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#define winsize host_winsize
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@@ -4739,9 +4740,34 @@ abi_long do_syscall(void *cpu_env, int n
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break;
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#endif
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case TARGET_NR__sysctl:
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- /* We don't implement this, but ENOTDIR is always a safe
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- return value. */
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- ret = -TARGET_ENOTDIR;
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+ {
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+ struct __sysctl_args *args = (struct __sysctl_args *) arg1;
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+ int *name_target, *name, nlen, *oldlenp, oldlen, newlen, i;
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+ void *oldval, *newval;
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+
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+ name_target = (int *) tswapl((long) args->name);
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+ nlen = tswapl(args->nlen);
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+ oldval = (void *) tswapl((long) args->oldval);
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+ oldlenp = (int *) tswapl((long) args->oldlenp);
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+ oldlen = tswapl(*oldlenp);
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+ newval = (void *) tswapl((long) args->newval);
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+ newlen = tswapl(args->newlen);
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+
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+ name = alloca(nlen * sizeof (int));
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+ for (i = 0; i < nlen; i++)
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+ name[i] = tswapl(name_target[i]);
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+
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+ if (nlen == 2 && name[0] == CTL_KERN && name[1] == KERN_VERSION) {
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+ ret = get_errno(
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+ sysctl(name, nlen, oldval, &oldlen, newval, newlen));
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+ if (!is_error(ret)) {
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+ *oldlenp = tswapl(oldlen);
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+ }
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+ } else {
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+ gemu_log("qemu: Unsupported sysctl name\n");
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+ ret = -ENOSYS;
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+ }
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+ }
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break;
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case TARGET_NR_sched_setparam:
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{
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