Construct .gitignore file

make_gitignore.sh

#!/bin/bash


INCLUDE="Emacs vim Archives CVS SVN Mercurial Tags OSX Windows Linux C Go"
EXCLUDE="Bancha Objective-C"


if [ -d "./gitignore" ]; then
    cd "./gitignore"
    echo "-> git pull"
    git pull
    if [ $? -eq 0 ]; then
        echo "[OK] Successfully pulled."
    else
        echo "[WARNING] Cannot pull."
    fi
    cd ../
else
    echo "-> git clone https://github.com/github/gitignore.git"
    git clone https://github.com/github/gitignore.git
    if [ $? -eq 0 ]; then
        echo "[OK] Successfully cloned."
    else
        echo "[FAIL] Cannot clone. Aborting."
        exit 1
    fi
fi


GLOBAL_FILES=`find ./gitignore/Global -maxdepth 1 -type f -iname '*.gitignore' -not -path "*.git/*"`
PROG_LANG_FILES=`find ./gitignore -maxdepth 1 -type f -iname '*.gitignore' -not -path "*.git/*"`

if [ -f ".gitignore_global" ]; then
    rm .gitignore_global
fi

if [ -f ".gitignore_everything" ]; then
    rm .gitignore_everything
fi

if [ -f ".gitignore_inclusive" ]; then
    rm .gitignore_inclusive
fi

if [ -f ".gitignore_exclusive" ]; then
    rm .gitignore_exclusive
fi

while read -r file_name; do
    base_name=`basename ${file_name}`
    #extension="${base_name##*.}"
    fname="${base_name%.*}"
    echo "" >> .gitignore_global
    echo "" >> .gitignore_everything
    echo "##### ${fname} #####" >> .gitignore_global
    echo "##### ${fname} #####" >> .gitignore_everything
    file_content=`cat ${file_name}`
    echo "${file_content}" >> .gitignore_global
    echo "${file_content}" >> .gitignore_everything
    echo "" >> .gitignore_global
    echo "" >> .gitignore_everything

    if [[ ${INCLUDE} =~ (^| )${fname}($| ) ]]; then
        echo "" >> .gitignore_inclusive
        echo "##### ${fname} #####" >> .gitignore_inclusive
        echo "${file_content}" >> .gitignore_inclusive
        echo "" >> .gitignore_inclusive
    fi
    if [[ ! ${EXCLUDE} =~ (^| )${fname}($| ) ]]; then
        echo "" >> .gitignore_exclusive
        echo "##### ${fname} #####" >> .gitignore_exclusive
        echo "${file_content}" >> .gitignore_exclusive
        echo "" >> .gitignore_exclusive
    fi
done <<< "${GLOBAL_FILES}"

while read -r file_name; do
    base_name=`basename ${file_name}`
    fname="${base_name%.*}"
    echo "" >> .gitignore_everything
    echo "##### ${fname} #####" >> .gitignore_everything
    file_content=`cat ${file_name}`
    echo "${file_content}" >> .gitignore_everything
    echo "" >> .gitignore_everything

    if [[ ${INCLUDE} =~ (^| )${fname}($| ) ]]; then
        echo "" >> .gitignore_inclusive
        echo "##### ${fname} #####" >> .gitignore_inclusive
        echo "${file_content}" >> .gitignore_inclusive
        echo "" >> .gitignore_inclusive
    fi
    if [[ ! ${EXCLUDE} =~ (^| )${fname}($| ) ]]; then
        echo "" >> .gitignore_exclusive
        echo "##### ${fname} #####" >> .gitignore_exclusive
        echo "${file_content}" >> .gitignore_exclusive
        echo "" >> .gitignore_exclusive
    fi
done <<< "${PROG_LANG_FILES}"