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[PATCH] udevinfo: print errors to stderr instead of stdout

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On Wed, 2005-03-23 at 13:55 +0100, Dieter Stueken <stueken@conterra.de> wrote:
> I noticed a few funny synlinks within /dev:
  
> lrwxrwxrwx  1 root root 4 2005-03-21 15:33:54.196950896 +0100 device2 -> hda2
> lrwxrwxrwx  1 root root 4 2005-03-21 15:33:54.196950896 +0100 not2 -> hda2
> lrwxrwxrwx  1 root root 4 2005-03-21 15:33:54.196950896 +0100 found2 -> hda2
> lrwxrwxrwx  1 root root 4 2005-03-21 15:33:54.196950896 +0100 in2 -> hda2
> lrwxrwxrwx  1 root root 4 2005-03-21 15:33:54.196950896 +0100 database2 -> hda2
  
> I don't know exactly, what caused this in depth. But I found udevinfo
> prints all error messages to stdout instead of using stderr.
This commit is contained in:
kay.sievers@vrfy.org 2005-03-27 00:12:55 +01:00 committed by Greg KH
parent a6bece643c
commit 61b1b7069f
1 changed files with 14 additions and 14 deletions
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28
udevinfo.c
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@ -75,7 +75,7 @@ static void print_all_attributes(struct dlist *attr_list)
len--;
}
if (len == 0)
printf(" SYSFS{%s}=\"%s\"\n", attr->name, value);
printf(" SYSFS{%s}==\"%s\"\n", attr->name, value);
}
}
printf("\n");
@ -114,7 +114,7 @@ static int print_device_chain(const char *path)
/* get the class dev */
class_dev = sysfs_open_class_device_path(path);
if (class_dev == NULL) {
printf("couldn't get the class device\n");
fprintf(stderr, "couldn't get the class device\n");
return -1;
}
@ -132,11 +132,11 @@ static int print_device_chain(const char *path)
/* open sysfs class device directory and print all attributes */
printf(" looking at class device '%s':\n", class_dev->path);
printf(" SUBSYSTEM=\"%s\"\n", class_dev->classname);
printf(" SUBSYSTEM==\"%s\"\n", class_dev->classname);
attr_list = sysfs_get_classdev_attributes(class_dev);
if (attr_list == NULL) {
printf("couldn't open class device directory\n");
fprintf(stderr, "couldn't open class device directory\n");
retval = -1;
goto exit;
}
@ -156,15 +156,15 @@ static int print_device_chain(const char *path)
while (sysfs_dev != NULL) {
attr_list = sysfs_get_device_attributes(sysfs_dev);
if (attr_list == NULL) {
printf("couldn't open device directory\n");
fprintf(stderr, "couldn't open device directory\n");
retval = -1;
goto exit;
}
printf(" looking at the device chain at '%s':\n", sysfs_dev->path);
printf(" BUS=\"%s\"\n", sysfs_dev->bus);
printf(" ID=\"%s\"\n", sysfs_dev->bus_id);
printf(" DRIVER=\"%s\"\n", sysfs_dev->driver_name);
printf(" BUS==\"%s\"\n", sysfs_dev->bus);
printf(" ID==\"%s\"\n", sysfs_dev->bus_id);
printf(" DRIVER==\"%s\"\n", sysfs_dev->driver_name);
/* open sysfs device directory and print all attributes */
print_all_attributes(attr_list);
@ -247,7 +247,7 @@ int main(int argc, char *argv[], char *envp[])
break;
}
printf("unknown query type\n");
fprintf(stderr, "unknown query type\n");
retval = 1;
goto exit;
@ -293,7 +293,7 @@ int main(int argc, char *argv[], char *envp[])
}
retval = udev_db_get_device(&udev, pos);
if (retval != 0) {
printf("device not found in database\n");
fprintf(stderr, "device not found in database\n");
goto exit;
}
goto print;
@ -312,14 +312,14 @@ int main(int argc, char *argv[], char *envp[])
retval = udev_db_search_name(devpath, sizeof(devpath), pos);
if (retval != 0) {
printf("device not found in database\n");
fprintf(stderr, "device not found in database\n");
goto exit;
}
udev_db_get_device(&udev, devpath);
goto print;
}
printf("query needs device path(-p) or node name(-n) specified\n");
fprintf(stderr, "query needs device path(-p) or node name(-n) specified\n");
retval = 3;
goto exit;
@ -355,7 +355,7 @@ print:
if (attributes) {
if (path[0] == '\0') {
printf("attribute walk on device chain needs path(-p) specified\n");
fprintf(stderr, "attribute walk on device chain needs path(-p) specified\n");
retval = 4;
goto exit;
} else {
@ -376,7 +376,7 @@ print:
}
help:
printf("Usage: udevinfo [-anpqrVh]\n"
fprintf(stderr, "Usage: udevinfo [-anpqrVh]\n"
" -q TYPE query database for the specified value:\n"
" 'name' name of device node\n"
" 'symlink' pointing to node\n"