Console IDE - script to ease work with CMake projects and test builds

cide.sh

#!/bin/bash
# Copyright (C) 2014 Nikolay Orliuk <virkony@gmail.com>
# Distributed under the terms of the GNU General Public License v2
#
# Console IDE - just a script to ease work with CMake projects and test builds
# under different GCC compiler versions.
#
# .ciderc - file in the current or closest parent folder may be used to customize work
#
# example from my leveldb-tl:
#
#   # generate palette
#   # > for n in {0..255}; do tput setf $n; echo -n " $n"; done
#   color_msg=$(tput setf 135)
#
#   # branches naming is gcc-4.8 gcc-4.9 etc
#   if branch=$(git rev-parse --abbrev-ref HEAD 2> /dev/null); then
#       gcc_version=${branch##*gcc-}
#   fi
#
#   configure_extra_args+=(-G Ninja) # I like ninjutsu
#
#   help_test_all="Usage: $0 test_all - additionally test DISABLEd google tests"
#   do_test_all() {
#       GTEST_ALSO_RUN_DISABLED_TESTS=yes do_test "$@"
#   }
#

set -e

# defaults
gcc_version=4.7
build_type=relwithdebinfo
build_dir_prefix=/tmp/ws
src_dir=$PWD
configure_extra_args=(
    -DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=TRUE
    )

case "$0" in
*bin/bash|bash) cide= ;;
*) cide="$(basename $0)" ;;
esac

color_marker=$(tput setf 11) || true
color_msg=$(tput setf 33) || true
color_err=$(tput setf 9) || true
color_quote=$(tput setf 85) || true
color_reset=$(tput sgr0) || true

msg() { echo "${color_marker}» ${color_msg}$*${color_reset}" >&2; }
err() { msg "${color_err}$*"; }
die() { err "$*"; exit 2; }
extra_args() { die "Wrong argument ${color_quote}$1"; }
edo() {
    msg "$*"
    "$@"
    local _status=$?
    if (($_status)); then
        msg "Failed with status ${color_err}$?"
    fi
    return $_status
}

help_configure="Usage: $cide configure [CMake arguments...]"
do_configure() {
    local conf_args=(
        "${configure_extra_args[@]}"
        -DCMAKE_CXX_COMPILER:FILEPATH=${cxx_compiler:-/usr/bin/g++-${gcc_version}}
        -DCMAKE_C_COMPILER:FILEPATH=${c_compiler:-/usr/bin/gcc-${gcc_version}}
        -DCMAKE_BUILD_TYPE=${build_type}
    )

    mkdir -p "$build_dir"

    cd "$build_dir"
    edo cmake "$src_dir" "${conf_args[@]}" "$@"
}

help_build="Usage: $cide build [CMake --build options...]"
do_build() {
    edo cmake --build "$build_dir" "$@"
}

help_test="Usage: $cide test [CTest options...]"
do_test() {
    cd "$build_dir"
    local cpus=$(grep processor /proc/cpuinfo  | wc -l)
    msg "Testing with ${cpus} job(s)"
    edo ctest --output-on-failure -j${cpus} "$@"
}

cide_actions() {
    declare -F | awk '$3 ~ /^do_/ {print $3}'
}

help_usage="Usage: $cide usage"
do_usage() {
    local action
    for action in $(cide_actions); do
        action=${action#do_}
        eval "local _help=\${help_$action}"
        if [[ -z "$_help" ]]; then
            echo "Usage: $cide ${action#do_} [args...]"
        else
            echo "$_help"
        fi
    done
}

find_project() {
    if [[ -e "$1/.ciderc" ]]; then
        src_dir=$1
        project=$(basename "$1")
        . "$1/.ciderc"
        return
    elif [[ -d "$1/.git" ]] || [[ -d "$1/.svn" ]]; then
        src_dir=$1
        project=$(basename "$1")
        return
    else
        find_project "$(dirname "$1")"
    fi
}

find_project "$PWD"
msg "Found project ${color_quote}${project}${color_marker}@${color_quote}${src_dir}"

args_unknown=()
while [[ $# -gt 0 ]]; do
    case "$1" in
    --gcc=*) gcc_version=${1#--gcc=}; shift ;;
    --debug|--release|--relwithdebinfo)
      build_type=${1#--}
      shift
      ;;
    --) break; shift ;;
    --*) args_unknown+=("$1"); shift ;;
    *) break ;;
    esac
done

build_dir=${build_dir_prefix}/build-${project}-gcc${gcc_version}-${build_type}

[ ${#args_unknown[@]} -gt 0 ] && extra_args "$args_unknown"

if [[ $# -gt 0 ]]; then
    cmd=$1
    shift
else
    cmd=usage
fi

# shellification handled specially
[[ "$cmd" = shell ]] && exec bash --rcfile "$0"

if [[ -z "$cide" ]]; then
    for action in $(cide_actions); do
        alias "${action#do_}=${action}"
    done

    # allow user failures ;)
    set +e
else
    declare -F "do_$cmd" > /dev/null || die "Unknown command ${color_quote}$cmd"
    "do_$cmd" "$@"
fi