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Re: [Qemu-devel] [PATCH v2] linux-user/main.c: Set environments variable
From: |
Chen Gang |
Subject: |
Re: [Qemu-devel] [PATCH v2] linux-user/main.c: Set environments variables from command line options |
Date: |
Thu, 10 Sep 2015 16:28:21 +0800 |
Oh, very sorry! The patch v2 did not process simple options (e.g. -strace).
I should send patch v3 for it.
Thanks.
----------------------------------------
> From: address@hidden
> To: address@hidden
> CC: address@hidden; address@hidden; address@hidden; address@hidden;
> address@hidden
> Subject: [PATCH v2] linux-user/main.c: Set environments variables from
> command line options
> Date: Thu, 10 Sep 2015 16:10:22 +0800
>
> From: Chen Gang <address@hidden>
>
> When qemu execute execve() system call, the related command line options
> can not be passed to the second qemu process, which causes the second
> process fail.
>
> Signed-off-by: Chen Gang <address@hidden>
> ---
> linux-user/main.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/linux-user/main.c b/linux-user/main.c
> index 06dd296..f1f5496 100644
> --- a/linux-user/main.c
> +++ b/linux-user/main.c
> @@ -3767,6 +3767,7 @@ static void usage(void)
> static int parse_args(int argc, char **argv)
> {
> const char *r;
> + char *buf;
> int optind;
> const struct qemu_argument *arginfo;
>
> @@ -3802,6 +3803,9 @@ static int parse_args(int argc, char **argv)
> if (optind>= argc) {
> usage();
> }
> + buf = g_strdup_printf("%s=%s", arginfo->env, argv[optind]);
> + (void) envlist_setenv(envlist, buf);
> + g_free(buf);
> arginfo->handle_opt(argv[optind]);
> optind++;
> } else {
> --
> 1.9.1
>
>