ray/build_utils/find_libs.py

from __future__ import print_function

import os

from SCons.SConf import SConf # aka Configure

def find_radlib(env):
        v = env.FindFile('helvet.fnt', './lib')
        if not v:
                print('''
        Radiance auxiliary support files not found.
        -> Download from radiance-online.org and extract.
        ''')
                env.Exit()

def find_x11(env):
        # Search for libX11, remember the X11 library and include dirs
        for d in ('/usr/X11R6', '/usr/X11', '/usr/openwin'):
                if os.path.isdir (d):
                        incdir = os.path.join(d, 'include')
                        libdir = os.path.join(d, 'lib')
                        env.Prepend(CPPPATH=[incdir]) # add temporarily
                        env.Prepend(LIBPATH=[libdir]) 
                        conf = SConf(env)
                        if conf.CheckLibWithHeader('X11', 'X11/X.h', 'C', autoadd=0):
                                env.Replace(X11INCLUDE=incdir)
                                env.Replace(X11LIB=libdir)
                        env['CPPPATH'].remove(incdir) # not needed for now
                        env['LIBPATH'].remove(libdir)
                        if env['X11INCLUDE']:
                                # Check for SGI stereo extension
                                if conf.CheckCHeader('X11/extensions/SGIStereo.h'):
                                        env['RAD_STEREO'] = '-DSTEREO'
                                else: env['RAD_STEREO'] = '-DNOSTEREO'
                                env = conf.Finish ()
                                break
                        env = conf.Finish ()


def find_gl(env):
        # Check for libGL, set flag
        dl = [(None,None)] # standard search path
        if env.has_key('X11INCLUDE'): # sometimes found there (Darwin)
                dl.append((env['X11INCLUDE'], env['X11LIB']))
        for incdir, libdir in dl:
                if incdir: env.Prepend(CPPPATH=[incdir]) # add temporarily
                if libdir: env.Prepend(LIBPATH=[libdir])
                conf = SConf(env)
                if (conf.CheckLib('GL')
                                or conf.CheckLib('opengl32')
                                or conf.CheckCHeader('OpenGL/gl.h')
                                or conf.CheckCHeader('GL/gl.h')):
                        env['OGL'] = 1
                if os.name == 'nt':
                        if (conf.CheckLib('GLU') # for winrview
                                        or conf.CheckLib('glu32')
                                        or conf.CheckCHeader('OpenGL/glu.h')):
                                env['GLU'] = 1
                if incdir: env['CPPPATH'].remove(incdir) # not needed for now
                if libdir: env['LIBPATH'].remove(libdir)
                if env.has_key('OGL'):
                        if incdir: env.Replace(OGLINCLUDE=[incdir])
                        if env.has_key('GLU'):
                                if incdir: env.Replace(GLUINCLUDE=[incdir])
                        #if libdir: env.Replace(OGLLIB=[libdir])
                        conf.Finish()
                        break
                conf.Finish()


def find_libtiff(env):
        # Check for libtiff, set flag and include/lib directories
        dl = [ (None,None), ] # standard search path
        cfgi = env.get('TIFFINCLUDE')
        cfgl = env.get('TIFFLIB')
        if cfgi or cfgl:
                dl.insert(0,(cfgi, cfgl))
        for incdir, libdir in dl:
                xenv = env.Clone()
                if incdir: xenv.Prepend(CPPPATH=[incdir]) # add temporarily
                if libdir:
                        xenv.Prepend(LIBPATH=[libdir])
                        xenv.Prepend(PATH=[libdir])
                conf = SConf(xenv)
                libname = 'tiff'
                if os.name == 'nt':
                        xenv['INCPREFIX'] = '/I ' # Bug in SCons (uses '/I')
                        libname = 'libtiff'
                if conf.CheckLib(libname, 'TIFFInitSGILog',
                                header='''#include "tiff.h"''', autoadd=0):
                        env['TIFFLIB_INSTALLED'] = 1
                if env.has_key('TIFFLIB_INSTALLED'):
                        env.Replace(RAD_LIBTIFF=libname)
                        if incdir: env.Replace(RAD_TIFFINCLUDE=[incdir])
                        if libdir: env.Replace(RAD_TIFFLIB=[libdir])
                        conf.Finish()
                        break
                conf.Finish()

Revision:	1.9
Committed:	Sat Mar 19 12:58:59 2016 UTC (8 years, 2 months ago) by schorsch
Content type:	text/x-python
Branch:	MAIN
Changes since 1.8:	+11 -1 lines
Log Message:	more flexible gl/glu checks for all platforms
#	User	Rev	Content
1	schorsch	1.8	from __future__ import print_function
2
3	schorsch	1.1	import os
4
5			from SCons.SConf import SConf # aka Configure
6
7	schorsch	1.5	def find_radlib(env):
8	greg	1.6	v = env.FindFile('helvet.fnt', './lib')
9	schorsch	1.5	if not v:
10	schorsch	1.8	print('''
11	schorsch	1.5	Radiance auxiliary support files not found.
12			-> Download from radiance-online.org and extract.
13	schorsch	1.8	''')
14	schorsch	1.5	env.Exit()
15
16	schorsch	1.1	def find_x11(env):
17			# Search for libX11, remember the X11 library and include dirs
18			for d in ('/usr/X11R6', '/usr/X11', '/usr/openwin'):
19			if os.path.isdir (d):
20			incdir = os.path.join(d, 'include')
21			libdir = os.path.join(d, 'lib')
22	schorsch	1.4	env.Prepend(CPPPATH=[incdir]) # add temporarily
23			env.Prepend(LIBPATH=[libdir])
24	schorsch	1.1	conf = SConf(env)
25			if conf.CheckLibWithHeader('X11', 'X11/X.h', 'C', autoadd=0):
26			env.Replace(X11INCLUDE=incdir)
27			env.Replace(X11LIB=libdir)
28			env['CPPPATH'].remove(incdir) # not needed for now
29			env['LIBPATH'].remove(libdir)
30			if env['X11INCLUDE']:
31			# Check for SGI stereo extension
32			if conf.CheckCHeader('X11/extensions/SGIStereo.h'):
33			env['RAD_STEREO'] = '-DSTEREO'
34			else: env['RAD_STEREO'] = '-DNOSTEREO'
35			env = conf.Finish ()
36			break
37			env = conf.Finish ()
38
39	schorsch	1.3
40	schorsch	1.1	def find_gl(env):
41			# Check for libGL, set flag
42	schorsch	1.3	dl = [(None,None)] # standard search path
43			if env.has_key('X11INCLUDE'): # sometimes found there (Darwin)
44			dl.append((env['X11INCLUDE'], env['X11LIB']))
45			for incdir, libdir in dl:
46	schorsch	1.4	if incdir: env.Prepend(CPPPATH=[incdir]) # add temporarily
47			if libdir: env.Prepend(LIBPATH=[libdir])
48	schorsch	1.3	conf = SConf(env)
49	schorsch	1.9	if (conf.CheckLib('GL')
50			or conf.CheckLib('opengl32')
51			or conf.CheckCHeader('OpenGL/gl.h')
52			or conf.CheckCHeader('GL/gl.h')):
53	schorsch	1.2	env['OGL'] = 1
54	schorsch	1.9	if os.name == 'nt':
55			if (conf.CheckLib('GLU') # for winrview
56			or conf.CheckLib('glu32')
57			or conf.CheckCHeader('OpenGL/glu.h')):
58			env['GLU'] = 1
59	schorsch	1.2	if incdir: env['CPPPATH'].remove(incdir) # not needed for now
60	schorsch	1.3	if libdir: env['LIBPATH'].remove(libdir)
61			if env.has_key('OGL'):
62			if incdir: env.Replace(OGLINCLUDE=[incdir])
63	schorsch	1.9	if env.has_key('GLU'):
64			if incdir: env.Replace(GLUINCLUDE=[incdir])
65	schorsch	1.3	#if libdir: env.Replace(OGLLIB=[libdir])
66			conf.Finish()
67			break
68			conf.Finish()
69	schorsch	1.1
70	schorsch	1.4
71			def find_libtiff(env):
72			# Check for libtiff, set flag and include/lib directories
73			dl = [ (None,None), ] # standard search path
74			cfgi = env.get('TIFFINCLUDE')
75			cfgl = env.get('TIFFLIB')
76			if cfgi or cfgl:
77			dl.insert(0,(cfgi, cfgl))
78			for incdir, libdir in dl:
79	schorsch	1.8	xenv = env.Clone()
80			if incdir: xenv.Prepend(CPPPATH=[incdir]) # add temporarily
81			if libdir:
82			xenv.Prepend(LIBPATH=[libdir])
83			xenv.Prepend(PATH=[libdir])
84			conf = SConf(xenv)
85	schorsch	1.7	libname = 'tiff'
86			if os.name == 'nt':
87	schorsch	1.8	xenv['INCPREFIX'] = '/I ' # Bug in SCons (uses '/I')
88	schorsch	1.7	libname = 'libtiff'
89			if conf.CheckLib(libname, 'TIFFInitSGILog',
90	schorsch	1.8	header='''#include "tiff.h"''', autoadd=0):
91	schorsch	1.4	env['TIFFLIB_INSTALLED'] = 1
92			if env.has_key('TIFFLIB_INSTALLED'):
93	schorsch	1.8	env.Replace(RAD_LIBTIFF=libname)
94	schorsch	1.4	if incdir: env.Replace(RAD_TIFFINCLUDE=[incdir])
95			if libdir: env.Replace(RAD_TIFFLIB=[libdir])
96			conf.Finish()
97			break
98			conf.Finish()
99