142 lines
2.7 KiB
Bash
Executable file
142 lines
2.7 KiB
Bash
Executable file
#!../bash
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#
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# Test correct functioning bash debug support not via the bashdb
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# debugger but merely by printing via print_trap()
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# $Id: dbg-support.tests,v 1.13 2003/02/17 22:02:25 rockyb Exp $
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shopt -s extdebug
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print_debug_trap() {
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echo "debug lineno: $1 ${FUNCNAME[1]}"
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return
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}
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print_return_trap() {
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echo "return lineno: $1 ${FUNCNAME[1]}"
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return
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}
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fn1() {
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echo "LINENO $LINENO"
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echo "LINENO $LINENO"
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echo "BASH_SOURCE[0]" ${BASH_SOURCE[0]}
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echo "FUNCNAME[0]" ${FUNCNAME[0]}
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echo `caller`
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echo `caller 0`
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echo `caller 1`
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echo `caller foo`
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}
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fn2() {
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echo "fn2 here. Calling fn1..."
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fn1
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}
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fn3() {
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echo "LINENO $LINENO"
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echo "BASH_SOURCE[0]" ${BASH_SOURCE[0]}
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# Print a stack trace
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declare -i n
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n=${#FUNCNAME[@]}
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for (( i=0 ; (( i < $n )) ; i++ )) ; do
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local -i j=i+1
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[ $j -eq $n ] && j=i # main()'s file is the same as the first caller
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echo "${FUNCNAME[$i]} called from file " \
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"\`${BASH_SOURCE[$j]}' at line ${BASH_LINENO[$j]}"
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done
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source ./dbg-support.sub
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}
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fn4() {
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echo "fn4 here. Calling fn3..."
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fn3
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}
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#!../bash
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#
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# Test of support for debugging facilities in bash
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#
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# Test debugger set option functrace - set on. Not in vanilla Bash 2.05
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#
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set -o functrace
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trap 'print_debug_trap $LINENO' DEBUG
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trap 'print_return_trap $LINENO' RETURN
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# Funcname is now an array, but you still can't see it outside a function
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echo "FUNCNAME" ${FUNCNAME[0]:-main}
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# We should trace into the below.
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# Start easy with a simple function.
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fn1
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fn2
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fn3
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source ./dbg-support.sub
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# Test debugger set option functrace - set off
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set +T
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# We should not trace into this.
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fn1
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fn2
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fn3
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fn4
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source ./dbg-support.sub
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# Another way to say: set -o functrace
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set -T
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# We should trace into this.
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source ./dbg-support.sub
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set +T
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# Test that the line numbers in the presence of conditionals are correct.
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for (( i=0 ; (( i <= 2 )) ; i++ )) ; do
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if [ $i -eq 2 ] ; then
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echo "Hit 2"
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fi
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j=4
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done
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#
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# Check line numbers in command substitution
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#
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echo $(sourced_fn)
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echo `sourced_fn`
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x=$((sourced_fn))
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x={ sourced_fn }
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# Make sure we step into sourced_fn as a comand when we request to do so.
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# Vanilla bash 2.0 doesn't do.
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set -o functrace
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x={ sourced_fn }
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# Should see line number of xyzzy below. Vanilla bash 2.05b doesn't do
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case xyzzy in
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a )
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x=5
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;;
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xyzz? )
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case 3 in
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2 )
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x=6 ;;
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3 )
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echo "got it" ;;
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* ) echo "no good" ;;
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esac
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;;
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* )
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esac
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# Should see line numbers for initial for lines.
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for i in 0 1 ; do
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for j in 3 4 ; do
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((x=i+j))
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done
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done
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${THIS_SH} ./dbg-support3.sub
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#;;; Local Variables: ***
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#;;; mode:shell-script ***
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#;;; eval: (sh-set-shell "bash") ***
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#;;; End: ***
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