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[PATCH] make udevinfo's -r option also workimg for symlink queries

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[kay@pim udev.kay]$ ./udevinfo -r -q symlink -p /class/video4linux/video0
/dev/camera0 /dev/kamera0 /dev/videocam0 /dev/webcam0 

[kay@pim udev.kay]$ ./udevinfo -q symlink -p /class/video4linux/video0
camera0 kamera0 videocam0 webcam0
This commit is contained in:
kay.sievers@vrfy.org 2004-11-10 10:19:39 +01:00 committed by Greg KH
parent 38753167e4
commit 31fd340352
2 changed files with 18 additions and 4 deletions
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5
udevinfo.8
View File

@ -19,9 +19,10 @@ Print the version information.
.B \-r
Print the
.B udev_root
directory. When used in conjunction with a query for the node name, the
directory. When used in conjunction with a query for the node name or the
symlink names, the
.B udev_root
will be prepended.
will be prepended to query result.
.TP
.BI \-q " query_type"
Query the database for specified value of a created device node or network

17
udevinfo.c
View File

@ -266,7 +266,7 @@ static int process_options(void)
int root = 0;
int attributes = 0;
enum query_type query = NONE;
char result[NAME_SIZE] = "";
char result[1024] = "";
char path[NAME_SIZE] = "";
char name[NAME_SIZE] = "";
char temp[NAME_SIZE];
@ -401,7 +401,20 @@ print:
break;
case SYMLINK:
strfieldcpy(result, udev.symlink);
if (root) {
int slen;
char *spos;
char slink[NAME_SIZE];
pos = result;
foreach_strpart(udev.symlink, " \n\r", spos, slen) {
strncpy(slink, spos, slen);
slink[slen] = '\0';
pos += sprintf(pos, "%s/%s ", udev_root, slink);
}
} else {
strfieldcpy(result, udev.symlink);
}
break;
case PATH: