#!/usr/bin/env sh

# Copyright (c) 2014-2019. The SimGrid Team.
# All rights reserved.

# This program is free software; you can redistribute it and/or modify it
# under the terms of the license (GNU LGPL) which comes with this package.

SIMGRID_VERSION="@SIMGRID_VERSION_STRING@"
SIMGRID_GITHASH="@SIMGRID_GITHASH@"

CXX=@CMAKE_CXX_COMPILER@

INCLUDEARGS="@includeflag@"
CMAKE_LINKARGS="-L@libdir@"

@SMPITOOLS_SH@

list_set CXXFLAGS "-std=gnu++11" @SMPI_CXX_FLAGS@
list_set LINKARGS
if [ "@WIN32@" != "1" ]; then
    list_add CXXFLAGS "-include" "@includedir@/smpi/smpi_helpers.h"
    list_add CXXFLAGS "-fPIC"
    if [ "x${SMPI_PRETEND_CC}" = "x" ]; then
       list_add LINKARGS "-shared"
    else
       echo "Warning: smpicxx pretends to be a regular compiler (SMPI_PRETEND_CC is set). Produced binaries will not be usable in SimGrid."
    fi
    list_add LINKARGS "-lsimgrid"
else
    list_add CXXFLAGS "-include" "@includedir@/smpi/smpi_main.h"
    list_add LINKARGS "@libdir@\libsimgrid.dll"
fi

# By default, we execute the commands instead of only showing them to cmake
show=

list_set CMDARGS
while [ $# -gt 0 ]; do
    ARG="$1"
    shift
    case "${ARG}" in
        -c)
            CMAKE_LINKARGS=""
            LINKARGS=""
            list_add CMDARGS "-c"
            ;;
        *.c)
            SRCFILE="$(readlink -f ${ARG} 2>/dev/null)"
            if [ -z "$SRCFILE" ] ; then
                SRCFILE="$ARG"
            fi
            list_add CMDARGS "${SRCFILE}"
            ;;
        '-version' | '--version')
            printf '%b\n' "$SIMGRID_VERSION"
            exit 0
            ;;
        "-git-version" | "--git-version")
            printf '%b\n' "$SIMGRID_GITHASH"
            exit 0
            ;;
        '-compiler-version' | '--compiler-version')
            ${CXX} --version
            ;;
	'-show'|'-compile-info'|'-link-info')
            # Dry run displaying commands instead of executing them. Useful to cmake
	    show=1
	    ;;
        *)
            list_add CMDARGS "${ARG}"
      ;;
  esac
done

list_set CMDLINE "${CXX}"
list_add_not_empty CMDLINE "${CXXFLAGS}"
list_add_not_empty CMDLINE ${INCLUDEARGS}
list_add_not_empty CMDLINE ${CMAKE_LINKARGS}
list_add_not_empty CMDLINE "${CMDARGS}"
list_add_not_empty CMDLINE "${LINKARGS}"

eval $(list_get CMDLINE)
if [ "x$VERBOSE" = x1 -o "x$show" = x1 ] ; then
  echo "$@"
  [ "x$show" = x1 ] && exit 0
fi
"$@"