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Re: [Qemu-devel] [PATCH] Add uselib syscall
From: |
Kirill A. Shutemov |
Subject: |
Re: [Qemu-devel] [PATCH] Add uselib syscall |
Date: |
Fri, 19 Sep 2008 17:17:14 +0300 |
User-agent: |
Mutt/1.5.18 (2008-05-29) |
On Fri, Sep 19, 2008 at 04:33:27PM +0300, Riku Voipio wrote:
>
> Signed-off-by: Riku Voipio <address@hidden>
> ---
> linux-user/syscall.c | 11 ++++++++++-
> 1 files changed, 10 insertions(+), 1 deletions(-)
>
> diff --git a/linux-user/syscall.c b/linux-user/syscall.c
> index 6b38d8a..8b8262a 100644
> --- a/linux-user/syscall.c
> +++ b/linux-user/syscall.c
> @@ -282,6 +282,7 @@ extern int flock(int, int);
> extern int setfsuid(int);
> extern int setfsgid(int);
> extern int setgroups(int, gid_t *);
> +extern int uselib(const char*);
>
> #define ERRNO_TABLE_SIZE 1200
>
> @@ -4313,7 +4314,15 @@ abi_long do_syscall(void *cpu_env, int num, abi_long
> arg1,
> #endif
> #ifdef TARGET_NR_uselib
> case TARGET_NR_uselib:
> - goto unimplemented;
> + {
> + if(!(p = lock_user_string(arg1))) {
> + ret = -TARGET_EFAULT;
> + goto efault;
> + }
> + ret = get_errno(uselib(path(p)));
> + unlock_user(p, arg1, 0);
> + }
> + break;
> #endif
> #ifdef TARGET_NR_swapon
> case TARGET_NR_swapon:
Looks good for me. Added to my patchset.
> --
> 1.5.6.5
>
>
> --
> "rm -rf" only sounds scary if you don't have backups
>
>
--
Regards, Kirill A. Shutemov
+ Belarus, Minsk
+ ALT Linux Team, http://www.altlinux.com/
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