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udevadm: also show write-only attributes

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This commit is contained in:
Yu Watanabe
2021-12-14 06:25:03 +09:00
parent ab218d0bdb
commit 3a90bef55a
1 changed files with 15 additions and 10 deletions
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25
src/udev/udevadm-info.c
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@@ -73,6 +73,7 @@ static int print_all_attributes(sd_device *device, bool is_parent) {
_cleanup_free_ SysAttr *sysattrs = NULL;
const char *name, *value;
size_t n_items = 0;
int r;
value = NULL;
(void) sd_device_get_devpath(device, &value);
@@ -96,18 +97,22 @@ static int print_all_attributes(sd_device *device, bool is_parent) {
if (skip_attribute(name))
continue;
if (sd_device_get_sysattr_value(device, name, &value) < 0)
continue;
r = sd_device_get_sysattr_value(device, name, &value);
if (r >= 0) {
/* skip any values that look like a path */
if (value[0] == '/')
continue;
/* skip any values that look like a path */
if (value[0] == '/')
continue;
/* skip nonprintable attributes */
len = strlen(value);
while (len > 0 && isprint((unsigned char) value[len-1]))
len--;
if (len > 0)
continue;
/* skip nonprintable attributes */
len = strlen(value);
while (len > 0 && isprint((unsigned char) value[len-1]))
len--;
if (len > 0)
} else if (r == -EPERM)
value = "(write-only)";
else
continue;
if (!GREEDY_REALLOC(sysattrs, n_items + 1))