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+#!@KSH@ -p
+#
+# $Id$
+#
+# Either bash or ksh will be ok for this; requires 'test -ot'
+# (-p above just says to not parse $ENV file; makes it faster for
+# those of us who set $ENV)
+#
+# Update RTEMS applications for the API changes from 3.1.0 to 3.2.0
+#
+# NOTE
+#
+# This is potentially a very dangerous program.
+
+# progname=`basename $0`
+progname=${0##*/} # fast basename hack for ksh, bash
+
+USAGE=\
+"
+usage: $progname [ -vs ] [ -b base_directory ] [-p file] [-f] [files...]
+ -v -- verbose
+ -p -- file with replacement instructions
+ -s -- skip prompt for backup verification
+ -f -- do files at end of line
+
+base_directory is the root directory of the source code to update. It
+defaults to the current directory.
+
+This program updates C, H, and .inl files.
+"
+
+fatal() {
+ if [ "$1" ]
+ then
+ echo >&2
+ echo $* >&2
+ echo >&2
+ fi
+ echo "$USAGE" 1>&2
+ exit 1
+}
+
+#
+# KLUDGE to figure out at runtime how to echo a line without a
+# newline.
+#
+count=`echo "\\c" | wc -c`
+if [ ${count} -ne 0 ] ; then
+ EARG="-n"
+ EOL=""
+else
+ EARG=""
+ EOL="\\c"
+fi
+
+#
+# Function to make sure they do a backup
+#
+
+WARNING=\
+"
+
+*******************************************************************************
+*******************************************************************************
+*******************************************************************************
+**** ****
+**** WARNING!!! WARNING!!! WARNING!!! ****
+**** ****
+**** ALL SOURCE CODE SHOULD BE BACKED UP BEFORE RUNNING THIS PROGRAM!! ****
+**** ****
+**** WARNING!!! WARNING!!! WARNING!!! ****
+**** ****
+*******************************************************************************
+*******************************************************************************
+*******************************************************************************
+
+"
+
+verify_backup()
+{
+ echo "$WARNING"
+ continue="yes"
+ while [ $continue = "yes" ]
+ do
+echo ${EARG} "Do you wish to update the source tree at this time [y|n]? " ${EOL}
+ read answer
+ case $answer in
+ [yY]*)
+ continue="no"
+ ;;
+ [nN]*)
+ echo
+ echo "Exitting at user request"
+ echo
+ exit 0
+ ;;
+ esac
+ done
+}
+
+#
+# Default tools to use...
+#
+# NOTE: The GNU versions of both of these are faster.
+#
+find_prog=find
+xargs_prog=xargs
+
+#
+# process the options
+#
+
+verbose=""
+suffix=""
+mode=""
+base_directory=.
+do_files="no"
+do_prompt="yes"
+replacement_file="${RTEMS_ROOT}/update-tools/310_to_320_list"
+
+while getopts sfp:b:v OPT
+do
+ case "$OPT" in
+ v)
+ verbose="yes";;
+ s)
+ do_prompt="no";;
+ b)
+ base_directory=${OPTARG};;
+ p)
+ replacement_file=${OPTARG};;
+ f)
+ do_files="yes";;
+ *)
+ fatal
+ esac
+done
+
+let $((shiftcount = $OPTIND - 1))
+shift $shiftcount
+
+args=$*
+
+#
+# Make sure they have done a backup
+#
+
+if [ ${do_prompt} = "yes" ]
+then
+ verify_backup
+fi
+
+#
+# Validate the base directory
+#
+
+if [ ! -d $base_directory ]
+then
+ fatal "${base_directory} does not exist"
+fi
+
+#
+# Validate the replacement file
+#
+
+if [ ! -r $replacement_file ]
+then
+ fatal "${replacement_file} does not exist or is not readable"
+fi
+
+
+#
+# Verify enough of the RTEMS environment variables are set
+#
+
+if [ ! -d "${RTEMS_ROOT}" ]
+then
+ fatal "RTEMS_ROOT environment variable is not initialized"
+fi
+
+#
+# Update the files
+#
+
+generate_list()
+{
+ if [ ${do_files} = "yes" ]
+ then
+ for i in $args
+ do
+ echo $i
+ done
+ else
+ ${find_prog} ${base_directory} \( -name "*.[ch]" -o -name "*.inl" \) -print
+ fi
+}
+
+generate_list | ${xargs_prog} |
+ while read line
+ do
+ ${RTEMS_ROOT}/update-tools/word-replace -p ${replacement_file} ${line}
+ if [ $? -ne 0 ]
+ then
+ exit 1
+ fi
+ for file in ${line}
+ do
+ mv ${file}.fixed ${file}
+ done
+ done
+
+exit 0
+
+# Local Variables: ***
+# mode:ksh ***
+# End: ***