$maxloglvl might be useful to check, if expensive informational
operation is going to be logged at all, before executing it.
---
dracut-logger | 26 +++++++++++++-------------
1 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/dracut-logger b/dracut-logger
index 0978d58..830ce1c 100755
--- a/dracut-logger
+++ b/dracut-logger
@@ -76,9 +76,9 @@ __DRACUT_LOGGER__=1
# - @var kmsgloglvl - logging level to /dev/kmsg (only for boot-time)
# - @var logfile - log file which is used when @var fileloglvl is higher
# than 0
-# and one global internal variable @var _maxloglvl which <b>must not</b> be
-# overwritten. @_maxloglvl is set by dlog_init() and holds maximum logging
level
-# of those three and indicates that dlog_init() was run.
+# and one global variable @var maxloglvl which <b>must not</b> be overwritten.
+# @var maxloglvl is set by dlog_init() and holds maximum logging level of those
+# three and indicates that dlog_init() was run.
#
# Logging level set by the variable means that messages from this logging level
# and above (FATAL is the highest) will be shown. Logging levels may be set
@@ -101,11 +101,11 @@ __DRACUT_LOGGER__=1
# - @var kmsgloglvl = 0 (no logging)
# set to 0
#
-# @warning Function sets global variable @var _maxloglvl for internal use.
Don't
-# overwrite it.
+# @warning Function sets global variable @var maxloglvl. See file doc for
+# details.
dlog_init() {
# Skip initialization if it's already done.
- [ -n "$_maxloglvl" ] && return 0
+ [ -n "$maxloglvl" ] && return 0
local ret=0; local errmsg
@@ -144,12 +144,12 @@ dlog_init() {
fi
fi
- local lvl
- _maxloglvl=0
- for lvl in $stdloglvl $sysloglvl $fileloglvl; do
- [ $lvl -gt $_maxloglvl ] && _maxloglvl=$lvl
+ local lvl; local maxloglvl_l=0
+ for lvl in $stdloglvl $sysloglvl $fileloglvl $kmsgloglvl; do
+ [ $lvl -gt $maxloglvl_l ] && maxloglvl_l=$lvl
done
- export _maxloglvl
+ readonly maxloglvl=$maxloglvl_l
+ export maxloglvl
[ -n "$errmsg" ] && derror "$errmsg"
@@ -251,11 +251,11 @@ _dlvl2klvl() {
# - @c INFO to @c info
# - @c DEBUG and @c TRACE both to @c debug
_do_dlog() {
- [ -z "$_maxloglvl" ] && return 0
+ [ -z "$maxloglvl" ] && return 0
local lvl="$1"; shift
local lvlc=$(_lvl2char "$lvl") || return 0
- [ $lvl -le $_maxloglvl ] || return 0
+ [ $lvl -le $maxloglvl ] || return 0
local msg="$lvlc: $*"
--
1.7.4.1
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