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Re: [Qemu-devel] [PATCH v2 3/4] linux-user: pass elf interpreter prefix
From: |
Laurent Vivier |
Subject: |
Re: [Qemu-devel] [PATCH v2 3/4] linux-user: pass elf interpreter prefix in execve |
Date: |
Wed, 15 Jun 2016 22:06:05 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.1.0 |
More details: why do we need this?
Add your Signed-off-by.
Le 14/06/2016 à 21:26, Joel Holdsworth a écrit :
> ---
> linux-user/syscall.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/linux-user/syscall.c b/linux-user/syscall.c
> index 440986e..1513f0f 100644
> --- a/linux-user/syscall.c
> +++ b/linux-user/syscall.c
> @@ -6667,7 +6667,7 @@ static abi_long qemu_execve(char *filename, char
> *argv[],
> char *i_arg = NULL, *i_name = NULL;
> char **qemu_argp, **argp;
> int i, j;
> - size_t qemu_argc = 3, argc, host_envc, envpc;
> + size_t qemu_argc = 5, argc, host_envc, envpc;
> int fd, ret;
> char *cp;
> size_t def_envc = 0, undef_envc = 0;
> @@ -6782,6 +6782,8 @@ static abi_long qemu_execve(char *filename, char
> *argv[],
>
> /* set up the qemu arguments */
> *argp++ = strdup(qemu_execve_path);
> + *argp++ = strdup("-L");
> + *argp++ = strdup(path("/"));
why "/"?
You should propagate the one from the parent (if != NULL).
>
> /* add arguments for the enironment variables */
> for (i = 0; i < def_envc; i++) {
>
Laurent
- [Qemu-devel] linux-user: add option to intercept execve() syscalls, Joel Holdsworth, 2016/06/14
- [Qemu-devel] [PATCH v2 1/4] linux-user: add option to intercept execve() syscalls, Joel Holdsworth, 2016/06/14
- [Qemu-devel] [PATCH v2 4/4] linux-user: pass strace argument in execve, Joel Holdsworth, 2016/06/14
- [Qemu-devel] [PATCH v2 3/4] linux-user: pass elf interpreter prefix in execve, Joel Holdsworth, 2016/06/14
- Re: [Qemu-devel] [PATCH v2 3/4] linux-user: pass elf interpreter prefix in execve,
Laurent Vivier <=
- [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Joel Holdsworth, 2016/06/14
- Re: [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Laurent Vivier, 2016/06/15
- Re: [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Joel Holdsworth, 2016/06/20
- Re: [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Laurent Vivier, 2016/06/20
- Re: [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Joel Holdsworth, 2016/06/20
- Re: [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Peter Maydell, 2016/06/20
- Re: [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Joel Holdsworth, 2016/06/20
- Re: [Qemu-devel] [PATCH v2 2/4] linux-user: pass environment arguments in execve, Peter Maydell, 2016/06/20