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apply format chars to ATTR before writing to sysfs

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This commit is contained in:
Kay Sievers
2007-02-16 13:20:34 +01:00
parent 1a4144498a
commit 6e82f66ea2
1 changed files with 5 additions and 3 deletions
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udev_rules.c
+5 -3
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@@ -842,18 +842,20 @@ try_parent:
if (pair->key.operation == KEY_OP_ASSIGN) {
const char *key_name = key_pair_name(rule, pair);
const char *key_value = key_val(rule, &pair->key);
char attr[PATH_SIZE];
char value[NAME_SIZE];
FILE *f;
strlcpy(attr, sysfs_path, sizeof(attr));
strlcat(attr, udev->dev->devpath, sizeof(attr));
strlcat(attr, "/", sizeof(attr));
strlcat(attr, key_name, sizeof(attr));
dbg("write '%s' to '%s'", key_value, attr);
strlcpy(value, key_val(rule, &pair->key), sizeof(value));
udev_rules_apply_format(udev, value, sizeof(value));
info("writing '%s' to sysfs file '%s'", value, attr);
f = fopen(attr, "w");
if (f != NULL) {
if (fprintf(f, "%s\n", key_value) <= 0)
if (fprintf(f, "%s", value) <= 0)
err("error writing ATTR{%s}: %s", attr, strerror(errno));
fclose(f);
} else