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allow IMPORT{db}="KEY"

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This commit is contained in:
Kay Sievers 2010-04-12 15:58:05 +02:00
parent 0ec5b5e142
commit 5539f624e1
2 changed files with 33 additions and 1 deletions
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26
udev/udev-rules.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (C) 2003-2009 Kay Sievers <kay.sievers@vrfy.org>
* Copyright (C) 2003-2010 Kay Sievers <kay.sievers@vrfy.org>
* Copyright (C) 2008 Alan Jenkins <alan-jenkins@tuffmail.co.uk>
*
* This program is free software: you can redistribute it and/or modify
@ -141,6 +141,7 @@ enum token_type {
TK_M_PROGRAM, /* val */
TK_M_IMPORT_FILE, /* val */
TK_M_IMPORT_PROG, /* val */
TK_M_IMPORT_DB, /* val */
TK_M_IMPORT_PARENT, /* val */
TK_M_RESULT, /* val */
TK_M_MAX,
@ -271,6 +272,7 @@ static const char *token_str(enum token_type type)
[TK_M_PROGRAM] = "M PROGRAM",
[TK_M_IMPORT_FILE] = "M IMPORT_FILE",
[TK_M_IMPORT_PROG] = "M IMPORT_PROG",
[TK_M_IMPORT_DB] = "M IMPORT_DB",
[TK_M_IMPORT_PARENT] = "M IMPORT_PARENT",
[TK_M_RESULT] = "M RESULT",
[TK_M_MAX] = "M MAX",
@ -337,6 +339,7 @@ static void dump_token(struct udev_rules *rules, struct token *token)
case TK_M_PROGRAM:
case TK_M_IMPORT_FILE:
case TK_M_IMPORT_PROG:
case TK_M_IMPORT_DB:
case TK_M_IMPORT_PARENT:
case TK_M_RESULT:
case TK_A_NAME:
@ -1001,6 +1004,7 @@ static int rule_add_key(struct rule_tmp *rule_tmp, enum token_type type,
case TK_M_PROGRAM:
case TK_M_IMPORT_FILE:
case TK_M_IMPORT_PROG:
case TK_M_IMPORT_DB:
case TK_M_IMPORT_PARENT:
case TK_M_RESULT:
case TK_A_OWNER:
@ -1379,6 +1383,9 @@ static int add_rule(struct udev_rules *rules, char *line,
} else if (attr != NULL && strstr(attr, "file")) {
dbg(rules->udev, "IMPORT will be included as file\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_FILE, op, value, NULL);
} else if (attr != NULL && strstr(attr, "db")) {
dbg(rules->udev, "IMPORT will include db values\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_DB, op, value, NULL);
} else if (attr != NULL && strstr(attr, "parent")) {
dbg(rules->udev, "IMPORT will include the parent values\n");
rule_add_key(&rule_tmp, TK_M_IMPORT_PARENT, op, value, NULL);
@ -2288,6 +2295,23 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
goto nomatch;
break;
}
case TK_M_IMPORT_DB:
{
const char *key = &rules->buf[cur->key.value_off];
const char *value;
value = udev_device_get_property_value(event->dev_db, key);
if (value != NULL) {
struct udev_list_entry *entry;
entry = udev_device_add_property(event->dev, key, value);
udev_list_entry_set_flags(entry, 1);
} else {
if (cur->key.op != OP_NOMATCH)
goto nomatch;
}
break;
}
case TK_M_IMPORT_PARENT:
{
char import[UTIL_PATH_SIZE];

8
udev/udev.xml
View File

@ -398,6 +398,14 @@
environment key format.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>db</option></term>
<listitem>
<para>Import a single property specified as the assigned value from the
current device database. This works only if the database is already populated
by an earlier event.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>parent</option></term>
<listitem>