Clean up the autotools.

It still seems to work on MinGW mainly by accident,
but at least it's a lot shorter and clearer and more
portable at this point. We can start testing it in
TravisCI and then work on making it work "less by accident"
incrementally.

Makefile.am

@@ -1,57 +1,45 @@
-# Hyperrogue binairy rules
 bin_PROGRAMS = hyperrogue
 hyperroguedir = $(datadir)/hyperrogue
-dist_hyperrogue_DATA = hyperrogue-music.txt DejaVuSans-Bold.ttf
-dist_doc_DATA = README.md
 hyperrogue_SOURCES = hyper.cpp savepng.cpp
-
-# Some definitions used in graph.cpp
 hyperrogue_CPPFLAGS = -DFONTDESTDIR=\"$(pkgdatadir)/DejaVuSans-Bold.ttf\" -DMUSICDESTDIR=\"$(pkgdatadir)/hyperrogue-music.txt\" -DSOUNDDESTDIR=\"$(pkgdatadir)/sounds/\"
-hyperrogue_CXXFLAGS = -std=c++11
+hyperrogue_CXXFLAGS = -O2 -std=c++11 ${AM_CXXFLAGS}
+dist_hyperrogue_DATA = hyperrogue-music.txt DejaVuSans-Bold.ttf
 
-# Musicdir
+# docdir
+dist_doc_DATA = README.md
+
+# musicdir
 musicdir=$(datadir)/hyperrogue/music
 dist_music_DATA = music/hr3-caves.ogg music/hr3-desert.ogg music/hr3-hell.ogg music/hr3-jungle.ogg music/hr3-mirror.ogg music/hr3-rlyeh.ogg music/hr3-crossroads.ogg music/hr3-graveyard.ogg music/hr3-icyland.ogg music/hr3-laboratory.ogg music/hr3-motion.ogg
 
-# Soundsdir
+# soundsdir
 soundsdir=$(datadir)/hyperrogue/sounds
 dist_sounds_DATA = sounds/*
 
-# Langen binary rules
 noinst_PROGRAMS = langen
 langen_SOURCES = langen.cpp 
-# Disable optimization, not needed
+langen_CXXFLAGS = -O0 -std=c++11 ${AM_CXXFLAGS}
-langen_CXXFLAGS = -O0 -std=c++11
+BUILT_SOURCES = language-data.cpp
 
-# Generation of language-data.cpp
 language-data.cpp: langen
 	./langen > language-data.cpp
 
-# Generation of savepng
-#noinst_PROGRAMS += savepng
-#savepng_SOURCES = savepng.c 
-
-# Local clean rules
-clean-local:
-	rm -rf language-data.cpp
-
-# First target made
-BUILT_SOURCES = language-data.cpp graph.cpp
-
 #############################
 # Platform specific setup
 #############################
-windres_prefix=""
-if MINGW 
-hyperrogue_SOURCES += hyper.res
-hyperrogue_CPPFLAGS += ${wincppflags}
-#hyperrogue_LDFLAGS = "-static-libgcc -static-libstdc++"
-windres_prefix += "${host_cpu}-w64-mingw32-"
 
+if MAC
+hyperrogue_LDFLAGS = -lSDLmain -framework AppKit -framework OpenGL
+endif MAC
+
+if MINGW
+nodist_hyperrogue_SOURCES = hyper.res
+windres_prefix = ${host_cpu}-w64-mingw32-
 endif MINGW
 
 #############################
 # Arch specific setup
 #############################
+
 hyper.res: hyper.rc hr-icon.ico
 	${windres_prefix}windres hyper.rc -O coff -o hyper.res

configure.ac

@@ -1,60 +1,33 @@
-#                                               -*- Autoconf -*-
-# Process this file with autoconf to produce a configure script.
-
 AC_PREREQ([2.68])
-AC_INIT([hyperrogue], [10.4b])
+AC_INIT([hyperrogue], [10.4i])
+AC_LANG([C++])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign])
-${CXXFLAGS=""}
 AC_CONFIG_SRCDIR([hyperpoint.cpp])
-#AC_CONFIG_HEADERS([config.h])
-
-# Checks for programs.
 AC_PROG_CXX
-AC_PROG_CC
 
-# Check for which host we are on and setup a few things
-# specifically based on the host
 AC_CANONICAL_HOST
-AM_CONDITIONAL(DARWIN, test ["${host_os#*darwin}" != "$host_os"])
-
 AM_CONDITIONAL(LINUX, test ["${host_os#*linux}" != "$host_os"])
-
+AM_CONDITIONAL(MAC, test ["${host_os#*darwin}" != "$host_os"])
 AM_CONDITIONAL(MINGW, test ["${host_os#*mingw}" != "$host_os"])
-export wincppflags=""
+AM_COND_IF(LINUX, AC_DEFINE([LINUX], [1]))
-AS_IF( test ["${host_os#*mingw}" != "$host_os"], [export EXEEXT=".exe"],[])
+AM_COND_IF(MAC, AC_DEFINE([MAC], [1]))
+AM_COND_IF(MINGW, AC_DEFINE([WINDOWS], [1]))
 
-# Checks for libraries.
+AC_CHECK_HEADERS([GL/gl.h OpenGL/gl.h], break, AC_MSG_RESULT([OpenGL header was not found]))
-# FIXME: Replace `main' with a function in `-lGL':
+AC_CHECK_HEADERS([GL/glew.h], [], AC_MSG_RESULT([GLEW header was not found]))
-AC_CHECK_LIB([GL], [main], [], AC_MSG_ERROR([GL library was not found]))
+AC_CHECK_HEADERS([png.h], [], AC_MSG_RESULT([png.h header was not found]))
-# FIXME: Replace `main' with a function in `-lSDL':
-AC_CHECK_LIB([SDL], [main], [], AC_MSG_ERROR([SDL library was not found]))
-# FIXME: Replace `main' with a function in `-lSDL_mixer':
-AC_CHECK_LIB([SDL_mixer], [main], [], AC_MSG_ERROR([SDL_mixer library was not found]))
-# FIXME: Replace `main' with a function in `-lSDL_gfx':
-AC_CHECK_LIB([SDL_gfx], [main], [], [AS_IF( test ["${host_os#*mingw}" != "$host_os"], [export wincppflags=$wincppflags" dll/SDL_gfx.dll" && AC_MSG_RESULT([Building for windows, ignoring])] ,AC_MSG_ERROR([SDL_gfx library was not found]))])
-# FIXME: Replace `main' with a function in `-lSDL_ttf':
-AC_CHECK_LIB([SDL_ttf], [main], [], [AS_IF( test ["${host_os#*mingw}" != "$host_os"], [export wincppflags=$wincppflags" dll/SDL_ttf.dll" && AC_MSG_RESULT([Building for windows, ignoring])] ,AC_MSG_ERROR([SDL_ttf library was not found]))])
-# Test for libpng
-AC_CHECK_LIB([png], [main], [], AC_MSG_ERROR([png library was not found]))
-# Test for glew
-AC_CHECK_LIB([GLEW], [main], [], AC_MSG_ERROR([Glew library was not found]))
-
-# Checks for header files.
-AC_CHECK_HEADERS([stdlib.h unistd.h])
 AC_CHECK_HEADERS([SDL/SDL.h], [], AC_MSG_ERROR([SDL/SDL.h header was not found]))
-#AC_CHECK_HEADERS([SDL/SDL_gfx.h], [], [AC_MSG_ERROR([SDL/SDL_gfx.h header was not found])])
+AC_CHECK_HEADERS([SDL/SDL_gfxPrimitives.h], [], AC_MSG_RESULT([SDL/SDL_gfxPrimitives.h header was not found]))
 AC_CHECK_HEADERS([SDL/SDL_mixer.h], [], AC_MSG_ERROR([SDL/SDL_mixer.h header was not found]))
-AC_CHECK_HEADERS([SDL/SDL_ttf.h], [], AS_IF( test ["${host_os#*mingw}" != "$host_os"], [] ,AC_MSG_ERROR([SDL/SDL_ttf.h header was not found])))
+AC_CHECK_HEADERS([SDL/SDL_ttf.h], [], AC_MSG_RESULT([SDL/SDL_ttf.h header was not found]))
 
-# Checks for typedefs, structures, and compiler characteristics.
+AC_SEARCH_LIBS([glBegin], [GL opengl32], [], AC_MSG_RESULT([OpenGL library was not found]))
-# AC_CHECK_HEADER_STDBOOL
+AC_SEARCH_LIBS([glewInit], [GLEW glew32], [], AC_MSG_RESULT([GLEW library was not found]))
-AC_C_INLINE
+AC_SEARCH_LIBS([png_create_info_struct], [png], [], AC_MSG_RESULT([png library was not found]))
-AC_TYPE_SIZE_T
+AC_SEARCH_LIBS([SDL_SetVideoMode], [SDL], [], AC_MSG_ERROR([SDL library was not found]))
-
+AC_SEARCH_LIBS([aacircleColor], [SDL_gfx], [], AC_MSG_RESULT([SDL_gfx library was not found]))
-# Checks for library functions.
+AC_SEARCH_LIBS([Mix_LoadMUS], [SDL_mixer], [], AC_MSG_ERROR([SDL_mixer library was not found]))
-AC_CHECK_FUNCS([memset sqrt strstr])
+AC_SEARCH_LIBS([TTF_OpenFont], [SDL_ttf], [], AC_MSG_RESULT([SDL_ttf library was not found]))
-
-AC_SUBST([wincppflags])
 
 AC_CONFIG_FILES([Makefile])
 AC_OUTPUT