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Re: [Qemu-devel] [PATCH] linux-user: Fix broken "-version" option
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH] linux-user: Fix broken "-version" option |
Date: |
Thu, 13 Oct 2011 12:04:15 +0100 |
Ping?
-- PMM
On 29 September 2011 15:48, Peter Maydell <address@hidden> wrote:
> Fix the "-version" option, which was accidentally broken in commit
> fc9c541:
> * exit after printing version information rather than proceeding
> blithely onward (and likely printing the full usage message)
> * correct the cut-n-paste error in the usage message for it
> * don't insist on the presence of a following argument for
> options which don't take an argument (this was preventing
> 'qemu-arm -version' from working)
> * remove a spurious argc check from the beginning of main() which
> meant 'QEMU_VERSION=1 qemu-arm' didn't work.
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> linux-user/main.c | 19 ++++++++-----------
> 1 files changed, 8 insertions(+), 11 deletions(-)
>
> diff --git a/linux-user/main.c b/linux-user/main.c
> index 186358b..e7dad54 100644
> --- a/linux-user/main.c
> +++ b/linux-user/main.c
> @@ -3084,6 +3084,7 @@ static void handle_arg_version(const char *arg)
> {
> printf("qemu-" TARGET_ARCH " version " QEMU_VERSION QEMU_PKGVERSION
> ", Copyright (c) 2003-2008 Fabrice Bellard\n");
> + exit(0);
> }
>
> struct qemu_argument {
> @@ -3129,7 +3130,7 @@ struct qemu_argument arg_table[] = {
> {"strace", "QEMU_STRACE", false, handle_arg_strace,
> "", "log system calls"},
> {"version", "QEMU_VERSION", false, handle_arg_version,
> - "", "log system calls"},
> + "", "display version information and exit"},
> {NULL, NULL, false, NULL, NULL, NULL}
> };
>
> @@ -3231,16 +3232,15 @@ static int parse_args(int argc, char **argv)
>
> for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) {
> if (!strcmp(r, arginfo->argv)) {
> - if (optind >= argc) {
> - usage();
> - }
> -
> - arginfo->handle_opt(argv[optind]);
> -
> if (arginfo->has_arg) {
> + if (optind >= argc) {
> + usage();
> + }
> + arginfo->handle_opt(argv[optind]);
> optind++;
> + } else {
> + arginfo->handle_opt(NULL);
> }
> -
> break;
> }
> }
> @@ -3276,9 +3276,6 @@ int main(int argc, char **argv, char **envp)
> int i;
> int ret;
>
> - if (argc <= 1)
> - usage();
> -
> qemu_cache_utils_init(envp);
>
> if ((envlist = envlist_create()) == NULL) {
> --
> 1.7.4.1
- Re: [Qemu-devel] [PATCH] linux-user: Fix broken "-version" option,
Peter Maydell <=