On Wed, Aug 26, 2009 at 1:37 PM, Thomas Bächler<thomas@xxxxxxxxxxxxx> wrote:
> The --resolve-alias option prints all module names that match the
> alias given on the commandline and exits. If no valid alias is specified,
> it does nothing.
> ---
> doc/modprobe.sgml | 9 +++++++++
> modprobe.c | 13 ++++++++++++-
> 2 files changed, 21 insertions(+), 1 deletions(-)
>
> diff --git a/doc/modprobe.sgml b/doc/modprobe.sgml
> index fde8ca7..4f8c5ab 100644
> --- a/doc/modprobe.sgml
> +++ b/doc/modprobe.sgml
> @@ -367,6 +367,15 @@
> </listitem>
> </varlistentry>
> <varlistentry>
> + <term><option>--resolve-alias</option>
> + </term>
> + <listitem>
> + <para>
> + Resolve all module names matching an alias.
> + </para>
> + </listitem>
> + </varlistentry>
> + <varlistentry>
> <term><option>-o</option> <option>--name</option>
> </term>
> <listitem>
> diff --git a/modprobe.c b/modprobe.c
> index 21a3111..49f389f 100644
> --- a/modprobe.c
> +++ b/modprobe.c
> @@ -69,7 +69,8 @@ typedef enum
> mit_ignore_commands = 16,
> mit_ignore_loaded = 32,
> mit_strip_vermagic = 64,
> - mit_strip_modversion = 128
> + mit_strip_modversion = 128,
> + mit_resolve_alias = 256
>
> } modprobe_flags_t;
>
> @@ -1335,6 +1336,11 @@ int do_modprobe(char *modname,
> }
>
> aliases = apply_blacklist(aliases, blacklist);
> + if(flags & mit_resolve_alias) {
> + for(; aliases; aliases=aliases->next)
> + printf("%s\n", aliases->module);
> + return 0;
> + }
> if (aliases) {
> errfn_t err = error;
>
> @@ -1373,6 +1379,7 @@ static struct option options[] = { { "version", 0, NULL, 'V' },
> { "show", 0, NULL, 'n' },
> { "dry-run", 0, NULL, 'n' },
> { "show-depends", 0, NULL, 'D' },
> + { "resolve-alias", 0, NULL, 'R' },
> { "dirname", 1, NULL, 'd' },
> { "set-version", 1, NULL, 'S' },
> { "config", 1, NULL, 'C' },
> @@ -1453,6 +1460,10 @@ int main(int argc, char *argv[])
> flags |= mit_ignore_loaded;
> verbose = 1;
> break;
> + case 'R':
> + flags |= mit_resolve_alias;
> + verbose = 1;
> + break;
> case 'o':
> newname = optarg;
> break;
Wait... one last comment, switching to printf() should mean you don't
need to set "verbose" here. That's why I suggested printf(); I didn't
see the point setting "verbose", just so the info() call would show up
- when the info() call is conditional on --resolve-aliases.
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