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Add way to determine if MMC commands are available: get_arg("mmc-supported?")

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This commit is contained in:
R. Bernstein
2010-01-16 21:18:31 -05:00
parent bd096b3eca
commit 08d75ead2e
1 changed files with 9 additions and 0 deletions
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9
lib/driver/gnu_linux.c
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@@ -360,6 +360,13 @@ audio_stop_linux (void *p_user_data)
return ioctl(p_env->gen.fd, CDROMSTOP); return ioctl(p_env->gen.fd, CDROMSTOP);
} }
static bool
is_mmc_supported(void *user_data)
{
_img_private_t *env = user_data;
return (_AM_NONE == env->access_mode) ? false : true;
}
/*! /*!
Return the value associated with the key "arg". Return the value associated with the key "arg".
*/ */
@@ -387,6 +394,8 @@ get_arg_linux (void *env, const char key[])
} }
} else if (!strcmp (key, "scsi-tuple")) { } else if (!strcmp (key, "scsi-tuple")) {
return _obj->gen.scsi_tuple; return _obj->gen.scsi_tuple;
} else if (!strcmp (key, "mmc-supported?")) {
return is_mmc_supported(env) ? "true" : "false";
} }
return NULL; return NULL;
} }