#!/bin/bash

EMACSCLIENT_OPTIONS="-n " # -c --eval (toggle-frame-maximized)"
if [ "$1" = "-t" ]
then
    EMACSCLIENT_OPTIONS="-t"
    shift
fi

GDB_COMMAND=$(echo $1 | xargs which | sed -e 's|//|/|g')

if [ "x${GDB_COMMAND}" == "x" ]
then
    echo "Unknown program to debug"
    exit 1
fi

BIN_NAME=$(basename ${GDB_COMMAND})
if [ ${BIN_NAME} == "clang" ]
then
    CC_COMMAND=$($@ -### 2>&1 | grep '\-cc1')
    exec gud ${CC_COMMAND}
fi

BIN_DIR=$(dirname $GDB_COMMAND)
shift

for arg in "$@"
do
    RAW_ARG=$(echo ${arg} | sed -e 's/"//g')
    GDB_COMMAND_ARGS="${GDB_COMMAND_ARGS} \\\"${RAW_ARG}\\\""
done
GDB_OPTIONS="-i=mi -cd $PWD"

if [ -e "$BIN_DIR/.gdbinit" ]
then
    GDB_OPTIONS="${GDB_OPTIONS} -command $BIN_DIR/.gdbinit"
fi

exec emacsclient ${EMACSCLIENT_OPTIONS} --eval "(if (and (boundp 'gud-comint-buffer) gud-comint-buffer (buffer-name gud-comint-buffer) (get-buffer-process gud-comint-buffer)) (progn (gdb-restore-windows) (with-current-buffer gud-comint-buffer (goto-char (point-max)) (insert \"cd $PWD\") (comint-send-input) (insert \"set args ${GDB_COMMAND_ARGS}\") (comint-send-input))) (gdb \"gdb ${GDB_OPTIONS} --args ${GDB_COMMAND} ${GDB_COMMAND_ARGS} \"))" --eval '(select-frame-set-input-focus (selected-frame))'