author | Tero Marttila <terom@paivola.fi> |
Tue, 20 Mar 2012 14:12:11 +0200 | |
changeset 52 | b68b8615c512 |
child 60 | b65ce9123039 |
permissions | -rw-r--r-- |
52
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# vim: set ft=sh : |
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# |
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# Logging output |
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# Output message to stderr. |
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function log_msg { |
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echo "$*" >&2 |
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} |
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# Output message to stderr, optionally with given color, if TTY. |
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function log_color { |
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local code=$1; shift |
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if [ $IS_TTY ]; then |
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echo $'\e['${code}'m'"$*"$'\e[00m' >&2 |
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else |
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echo "$*" >&2 |
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fi |
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} |
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## Log at various log-levels |
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function log_error { |
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[ $LOG_ERROR ] && log_color '31' "$*" |
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} |
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function log_warn { |
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[ $LOG_WARN ] && log_color '33' "$*" || true |
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} |
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# plain |
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function log { |
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[ $LOG ] && log_msg "$*" || true |
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} |
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function log_force { |
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[ $LOG_FORCE ] && log_color '2;33' " $*" || true |
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} |
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function log_update { |
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[ $LOG_UPDATE ] && log_color '36' " $*" || true |
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} |
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function log_noop { |
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[ $LOG_NOOP ] && log_color '2;34' " $*" || true |
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} |
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function log_skip { |
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[ $LOG_SKIP ] && log_color '1;34' " $*" || true |
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} |
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function log_debug { |
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[ $LOG_DEBUG ] && log_color 32 " $*" || true |
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} |
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function log_cmd { |
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[ $LOG_CMD ] && log_color 35 " \$ $*" || true |
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} |
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# Output stacktrace, broken. |
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function log_stack { |
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local level=1 |
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while info=$(caller $level); do |
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echo $info | read line sub file |
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log_msg "$file:$lineno $sub()" |
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level=$(($level + 1)) |
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done |
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} |
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# Output calling function's name. |
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function func_caller { |
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caller 1 | cut -d ' ' -f 2 |
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} |
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### High-level logging output |
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# Log with func_caller at log_debug |
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function debug { |
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printf -v prefix "%s" $(func_caller) |
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log_debug "$prefix: $*" |
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} |
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# Log with func_caller at log_error and exit, intended for internal errors... |
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function fail { |
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log_error "$(func_caller): $*" |
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exit 2 |
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} |
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# Log at log_error and exit |
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function die { |
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log_error "$*" |
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exit 1 |
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} |
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