CoCoA » CoCoA-5

#!/usr/bin/env bash

# This script checks sufficiency of installed Qt5 system for the CoCoA5 GUI.

# Exit code is 0 iff sufficient, o/w non-zero.

# This script expects no arguments.

SCRIPT_NAME="[[$(basename "$0")]]"

SCRIPT_DIR="$(dirname "$0")"

if [ $# -ne 0 ]; then

    echo "ERROR: expected no args   $SCRIPT_NAME" > /dev/stderr

    exit 1

fi

# Create tmp directory, put test prog in it, compile and run.

umask 22

# shellcheck source=shell-fns.sh

. "$SCRIPT_DIR/shell-fns.sh"

TMP_DIR="$(mktempdir qt5-check)"

pushd "$TMP_DIR" > /dev/null || exit 255

# Check for qmake

echo "qmake -v" > LogFile

if ! qmake -v >> LogFile 2>&1; then

    # Deliberately leave $TMP_DIR to assist debugging.

    echo "ERROR: qmake does not work   $SCRIPT_NAME" > /dev/stderr

    exit 2

fi

# Create profile file for qmake

cat > qt5-check.pro <<EOF

QMAKE_MAKEFILE = qt5-check-makefile

TEMPLATE = app

TARGET = qt5-check

QT += xml webkitwidgets printsupport # crucial line with dependencies

SOURCES += qt5-check.cpp

EOF

# Create C++ file

cat > qt5-check.cpp <<EOF

#include <iostream>

#include <QtWidgets/QApplication> // a header file necessary for QCodeEdit

int main() {

    std::cout << "Qt5 version " << qVersion() << " found" << std::endl;

    return 0;

}

EOF

# Set qmake flag for macOS (see src/CoCoA-5/make-c5makefile.sh

#                           and src/CoCoA-5/make-qcodeeditmakefile.sh)

if [ "$(uname)" = "Darwin" ]; then

    DARWIN_OPTS="-spec macx-g++"

fi

# Use qmake to create makefile

echo "qmake $DARWIN_OPTS qt5-check.pro" > LogFile

if ! qmake $DARWIN_OPTS qt5-check.pro >> LogFile 2>&1; then

    # Deliberately leave $TMP_DIR to assist debugging.

    echo "ERROR: qmake exited abnormally --> see LogFile.   $SCRIPT_NAME" \

    > /dev/stderr

    exit 3

fi

# Use make to compile cpp file

echo "make --file=qt5-check-makefile" > LogFile

if ! make --file=qt5-check-makefile >> LogFile 2>&1; then

    # Deliberately leave $TMP_DIR to assist debugging.

    echo "ERROR: make exited abnormally --> see LogFile.   $SCRIPT_NAME" \

    > /dev/stderr

    exit 4

fi

# Run Qt5 program

echo "./qt5-check" > LogFile

if ! ./qt5-check >> LogFile 2>&1; then

    # Deliberately leave $TMP_DIR to assist debugging.

    echo "ERROR: qt5-check exited abnormally --> see LogFile.   $SCRIPT_NAME" \

     > /dev/stderr

    exit 5

fi

# Clean up $TMP_DIR

popd > /dev/null || exit 255

rm -rf "$TMP_DIR"

exit 0