34 lines
1.3 KiB
Bash
34 lines
1.3 KiB
Bash
|
function DebugMe() {
|
||
|
|
[[ $script_debug = 1 ]] && "$@" || :
|
||
|
|
|
||
|
|
#to turn debugging on, set script_debug=1
|
||
|
|
#to turn debugging off, set script_debug=0
|
||
|
|
|
||
|
|
# be sure to append || : or || true here or use return 0, since the return code
|
||
|
|
# of this function should always be 0 to not influence anything else with an unwanted
|
||
|
|
# "false" return code (for example the script's exit code if this function is used
|
||
|
|
# as the very last command in the script)
|
||
|
|
|
||
|
|
#This function does nothing when script_debug is unset or empty, but it executes the
|
||
|
|
#given parameters as commands when script_debug is set. Use it like this:
|
||
|
|
|
||
|
|
#debugme logger "Sorting the database"
|
||
|
|
#database_sort
|
||
|
|
#debugme logger "Finished sorting the database, exit code $?"
|
||
|
|
|
||
|
|
|
||
|
|
# * print commands to be executed to stderr as if they were read from input
|
||
|
|
# (script file or keyboard)
|
||
|
|
# * print everything before any ( substitution and expansion, …) is applied
|
||
|
|
set -v
|
||
|
|
|
||
|
|
# * print everything as if it were executed, after substitution and expansion is applied
|
||
|
|
# * indicate the depth-level of the subshell (by default by prefixing a + (plus) sign to
|
||
|
|
# the displayed command)
|
||
|
|
# * indicate the recognized words after word splitting by marking them like 'x y'
|
||
|
|
# * in shell version 4.1, this debug output can be printed to a configurable file
|
||
|
|
#descriptor, rather than sdtout by setting the BASH_XTRACEFD variable.
|
||
|
|
set -x
|
||
|
|
|
||
|
|
}
|