184 lines
4.8 KiB
PHP
184 lines
4.8 KiB
PHP
# Copyright 2011 George Danchev <danchev@spnet.net>
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# Copyright 2011 Thomas Schmitt <scdbackup@gmx.net>
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# Licensed under GNU GPL version 2 or later
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SELF=$(basename $0)
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RELENG_XORRISO=0
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SIMULATE_FAILURE=0
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CLEANUP=1
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SPECIFIC_HELP=0
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START_DIR_DONT_CHANGE=`pwd`
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GEN_DATA_DIR=releng_generated_data/${SELF}
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#############################################
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print_help() {
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cat << EOF
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Usage: $SELF -x path/to/xorriso [-k] [-f] [-c] [-h]
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[-- ...test specific options...]
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General options:
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-x absolute or relative path to xorriso binary to be run.
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-k keep self-generated data.
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-c cleanup self-generated data kept from previous run and exit.
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-f simulate failure.
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-h print this help text
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-- end of general options, begin of test specific options.
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EOF
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}
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boldify() {
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if which tput >/dev/null 2>&1; then tput smso; fi
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}
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unboldify() {
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if which tput >/dev/null 2>&1; then tput rmso; fi
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}
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#############################################
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cleanup() {
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if [ ${CLEANUP} -eq 1 ]; then
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# safety net, just in case -> we want to be in the starting
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# directory before removing whatever self-generated stuff
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if [ -d "${GEN_DATA_DIR}" ]; then
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cd "${START_DIR_DONT_CHANGE}" || exit 2
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# Verify once again we are in the releng_generated_data directory
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# Check for both returned code of grep and returned matching string
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# There is no "readlink -e" on FreeBSD
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READ_CANON_EXISTS=`cd "${GEN_DATA_DIR}" 2>/dev/null && pwd`
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DIR_NAME_GEN_DATA=`dirname "${READ_CANON_EXISTS}"`
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set +e
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# There is no "grep -P" on FreeBSD
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RET_NON_EMPTY_STRING=`echo "${DIR_NAME_GEN_DATA}" | grep "[a-zA-Z0-9_][a-zA-Z0-9_]*/releng_generated_data$"`
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GREP_RET_GEN_DATA="$?"
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case "${GREP_RET_GEN_DATA}" in
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0)
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if [ x"${RET_NON_EMPTY_STRING}" != x"" ]; then
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# now call the nastiness
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chmod -R +w ${GEN_DATA_DIR}
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rm -rf ${GEN_DATA_DIR}
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# boldify
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printf "${SELF}: Removed (self-generated) %s\n" ${GEN_DATA_DIR}
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# unboldify
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else
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printf "FAIL : ${SELF} : Safety check for being in releng_generated_data directory.\n"
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printf "FAIL : ${SELF} : GREP returned empty string: ${RET_NON_EMPTY_STRING}.\n"
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printf "FAIL : ${SELF} : Skipped trying to remove ${GEN_DATA_DIR} directory. Exiting.\n"
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fi
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;;
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*)
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printf "FAIL : ${SELF} : Safety check for being in releng_generated_data directory.\n"
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printf "FAIL : ${SELF} : GREP returned code: ${GREP_RET_GEN_DATA}.\n"
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printf "FAIL : ${SELF} : Skipped trying to remove ${GEN_DATA_DIR} directory. Exiting.\n"
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exit 30
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;;
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esac
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else
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printf "${SELF}: ${GEN_DATA_DIR} does not exist. Nothing to clean.\n"
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fi
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else
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# boldify
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printf "${SELF}: Leaving (self-generated) %s\n" ${GEN_DATA_DIR}
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# unboldify
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fi
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}
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#############################################
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check_for_xorriso() {
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# $1: if "-x" then check executability
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if test -z "$RELENG_XORRISO" -o "$RELENG_XORRISO" = "0"
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then
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print_help
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# print_specific_help
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echo
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echo "${SELF}: Need -x absolute or relative path to xorriso binary."
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echo
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exit 31
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fi
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if [ x"$1" = x"-x" -a ! -x "$RELENG_XORRISO" ]
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then
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print_help
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# print_specific_help
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echo
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echo "${SELF}: Path given by option -x does not lead to an executable file."
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echo "Given is: '$RELENG_XORRISO'"
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if test "$RELENG_XORRISO" = "xorriso"
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then
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xorriso=$(type -p xorriso)
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if test -n "xorriso"
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then
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echo "Hint: Try '$xorriso'"
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fi
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fi
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echo
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exit 31
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fi
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}
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#############################################
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# To catch the exit value of a command in a pipe
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return_value_file="$GEN_DATA_DIR"/wrapper_"$$"_return_value
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return_wrapper()
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{
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cmd="$1"
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shift 1
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"$cmd" "$@"
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RET="$?"
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echo "$RET" >"$return_value_file"
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return "$RET"
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}
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#############################################
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next_is=
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for i in "$@"
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do
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if test "$next_is" = "ignore"
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then :
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elif test "$next_is" = "x"
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then
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RELENG_XORRISO="$i"
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next_is=
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elif test x"$i" = x"-x"
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then
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next_is="x"
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elif test x"$i" = x"-k"
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then
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CLEANUP=0
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elif test x"$i" = x"-c"
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then
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CLEANUP=1
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cleanup
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exit 0
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elif test x"$i" = x"-f"
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then
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SIMULATE_FAILURE=1
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elif test x"$i" = x"-h"
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then
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print_help
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SPECIFIC_HELP=1
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elif test x"$i" = x"--"
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then
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# Begin of private arguments for caller
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next_is="ignore"
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else
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echo >&2
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echo "Unknown general option: $i" >&2
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print_help
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exit 31
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fi
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done
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if test "$next_is" = x
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then
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echo >&2
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echo "Option -x expects an argument (the path to the xorriso program)" >&2
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print_help
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exit 31
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fi
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