update_file_list.sh

#!/bin/bash


# Check for existence of project file
if [ -e $1.files ]
then
    printf "Updating '%s' project...\n" $1
    project=$1
    shift
else
    printf "Error: Project file '%s' not found!\n" $1.files
    exit 1
fi

# Save copy of old one before updating
cp -f $project.files $project.files.old

# Grab the files that are listed before the first empty line, leaving them untouched
sed $project.files -r -e '/^\s*$/q' > $project.files.new

# Re-insert the empty line between non-auto files and the rest
echo >> $project.files.new

#
# Grab all files listed in all dependency files in all specified sub-directories
#
until [ -z "$1" ]  # Until all parameters used up . . .
do

    # Check for existence of dependencies dir
    if [ -d $1/dep ]
    then
        depdir=$1/dep
    else
        depdir=$1
    fi
    printf "Scanning for dependencies in '%s'...\n" $depdir
    ls $depdir/*.d > /dev/null 2> /dev/null
    result=$?
    if [ $result -ne 0 ]
    then
        printf "Error (%d): No dependency files found in '%s'!\n" $result $depdir
        exit 1
    fi

    # Grab all files listed in all dependency files in all possibly-matching sub-directories
    sed -nr -f $0.sed $depdir/*.d | \
        # Sort and filter for uniques before dumping them
        sort | uniq >> $project.files.new

    shift

done

# Check whether file lists differ
if ! diff -q $project.files $project.files.new
then
    # Copy new file list over old and warn user that they need to re-open the project
    echo "Warning: Qt Creator file list has been updated. Project should be re-opened."
    mv -f $project.files.new $project.files
else
    # Just get rid of the temp file
    rm -f $project.files.new
fi

exit 0