#########################################################################
#
#  Make.sys for X11 semishared compilation on Mac OS X
#
#  It will download Tcl, Tk, Togl, and FTTW3 tarballs from the
#  internet and compile them for use with X11. After compilation they
#  are installed in external/lib & external/include.
#
#
#  This Make.sys uses the XQuartz.
#
########################################################################


#------------------------------------------------------------------------
# if you have a GNU make it is better to set the MAKE variable to point
# to gnu make
#------------------------------------------------------------------------
MAKE = make


#------------------------------------------------------------------------
# compilers & flags
#------------------------------------------------------------------------
# C-preprocessor flags
CPPFLAGS ?=
# C-compiler flags
CFLAGS += -ffast-math -funroll-loops -fPIC -pedantic -Wall

CC     = gcc 
#LDLIB  = -ldl
MATH   = -lm -lc


FFLAGS  += -static-libgfortran -static-libgcc -fdefault-double-8 -fdefault-real-8 -O2
FC      = gfortran 

#-------------------------------------------
#debug options
#CFLAGS = -g
#-------------------------------------------


#------------------------------------------------------------------------
# X-libraries & include files
#------------------------------------------------------------------------
X_LIB     = -lXmu -lX11 
X_INCDIR  = -I/opt/X11/include

#------------------------------------------------------------------------
# EXTERNAL LIBRARIES: Tcl/Tk/Mesa/Togl/FFTW

# setting to "yes" will compile the corresponding library in external/src/
COMPILE_TCLTK    = no
COMPILE_TOGL     = yes
COMPILE_MESA     = no
COMPILE_FFTW     = no
# this is only used for some testing purposes
COMPILE_MESCHACH = no

# Do we want a shared library version of Tcl/Tk/Mesa/Togl?  If we want
# shared then set the following flags to: --enable-shared else set the
# following flag to: --disable-shared

TCLTK_OPTIONS  = --enable-shared \
               --with-x CFLAGS=-I/opt/X11/include --x-includes=/opt/X11/include --x-libraries=/opt/X11/lib
TOGL_OPTIONS   = --enable-shared --with-tcl=$(TOPDIR)/external/lib --with-tk=$(TOPDIR)/external/lib \
               --with-x CFLAGS=-I/opt/X11/include --x-includes=/opt/X11/include --x-libraries=/opt/X11/lib 
MESA_OPTIONS   = --enable-shared
GLU_OPTIONS    = --enable-shared
MESA_TARGET    = linux
FFTW_OPTIONS   = --enable-shared


#------------------------------------------------------------------------
#
# Libraries
#

TCL_LIB      = -L$(TOPDIR)/external/lib -ltcl$(TCL_VER2)
TK_LIB       = -ltk$(TCL_VER2)
TOGL_LIB     = -lTogl$(TOGL_VER)
GLU_LIB      = -L/opt/X11/lib -lGLU
GL_LIB       = -lGL
FFTW3_LIB    = -L/opt/homebrew/lib -lfftw3
# this is only used for some testing purposes
#MESCHACH_LIB =  -lmeschach

#
# Include directories
#

TCL_INCDIR      = -I$(TOPDIR)/external/include
TK_INCDIR       =
TOGL_INCDIR     =
GL_INCDIR       = -I/opt/X11/include
FFTW3_INCDIR    = -I/opt/homebrew/include
# this is only used for some testing purposes
#MESCHACH_INCDIR =

#------------------------------------------------------------------------