source: trunk/scons/utils.py@ 2863

Last change on this file since 2863 was 2517, checked in by Malte Marquarding, 12 years ago

More updates to get a distutils/scons build going

File size: 4.7 KB
Line 
1import sys
2import os
3import glob
4import re
5import platform
6
7def get_libdir():
8 import distutils.sysconfig
9 return os.path.basename(distutils.sysconfig.get_config_var('LIBDIR'))
10
11LIBDIR = "lib" #get_libdir()
12
13def generate(env):
14
15 def SGlob(pattern, excludedirs=[], recursive=False):
16 # always exclude .svn
17 excludedirs.append(".svn")
18 path = env.GetBuildPath('SConscript').replace('SConscript', '')
19 if recursive:
20 # remove '*' from pattern is accidentally specified
21 pattern=pattern.replace("*", "")
22 out = []
23 for d, ld, fls in os.walk(path):
24 # remove directorys to be excluded
25 for exd in excludedirs:
26 if exd in ld:
27 ld.remove(exd)
28 for f in fls:
29 if f.endswith(pattern):
30 drel=d.replace(path,"")
31 out.append(os.path.join(drel,f))
32 return out
33 else:
34 return [ i.replace(path, '') for i in glob.glob(path + pattern) ]
35 env.SGlob = SGlob
36
37 def AddCustomPath(path=None):
38 if path is None or not os.path.exists(path):
39 env.Exit(1)
40 env.PrependUnique(CPPPATH = [os.path.join(path, "include")])
41 env.PrependUnique(LIBPATH = [os.path.join(path, LIBDIR)])
42 env.AddCustomPath = AddCustomPath
43
44 def AddCustomPackage(pkgname=None):
45 if pkgname is None:
46 return
47 pkgroot = env.get("%sroot" % pkgname, None)
48 pkgincd = env.get("%sincdir" % pkgname, None)
49 pkglibd = env.get("%slibdir" % pkgname, None)
50 incd = None
51 libd = None
52 if pkgroot is not None:
53 incd = os.path.join(pkgroot, "include")
54 libd = os.path.join(pkgroot, LIBDIR)
55 else:
56 if pkgincd is not None:
57 incd = pkgincd
58 if pkglibd is not None:
59 libd = pkglibd
60 if incd is not None:
61 if not os.path.exists(incd):
62 print "Custom %s include dir '%s' not found" % (pkgname, incd)
63 env.Exit(1)
64 env.PrependUnique(CPPPATH = [incd])
65 if libd is not None:
66 if not os.path.exists(libd):
67 print "Custom %s lib dir '%s' not found" % (pkgname, libd)
68 env.Exit(1)
69 env.PrependUnique(LIBPATH = [libd])
70
71 env.AddCustomPackage = AddCustomPackage
72
73 def PlatformIdent():
74 p = sys.platform
75 # replace the trailing 2 in linux2
76 p = re.sub(re.compile("2$"), "", p)
77 return p + "_" + platform.machine()
78 env.PlatformIdent = PlatformIdent
79
80 def MergeFlags():
81 def _to_list(xf):
82 if xf.count(","):
83 return xf.split(",")
84 return xf.split()
85
86 xf=env.get("extracppflags", None)
87 if xf:
88 env.AppendUnique(CPPFLAGS=_to_list(xf))
89 xf=env.get("extralinkflags", None)
90 if xf:
91 env.AppendUnique(LINKFLAGS=_to_list(xf))
92 env.AppendUnique(SHLINKFLAGS=_to_list(xf))
93 xf=env.get("extracxxflags", None)
94 if xf:
95 env.AppendUnique(CXXFLAGS=_to_list(xf))
96 xf=env.get("extrafflags", None)
97 if xf:
98 env.AppendUnique(FORTRANFLAGS=_to_list(xf))
99 env.AppendUnique(SHFORTRANFLAGS=_to_list(xf))
100 xf=env.get("extracflags", None)
101 if xf:
102 env.AppendUnique(CCFLAGS=_to_list(xf))
103 # set the extra flags if available
104 MergeFlags()
105
106 def CheckFortran(conf):
107
108 def getf2clib(fc):
109 fdict = {'gfortran': 'gfortran', 'g77': 'g2c', 'f77': 'f2c'}
110 return fdict[fc]
111
112
113 if not conf.env.has_key("FORTRAN"):
114 # auto-detect fortran
115 detect_fortran = conf.env.Detect(['gfortran', 'g77', 'f77'])
116 conf.env["FORTRAN"] = detect_fortran
117 f2clib = conf.env.get("f2clib", getf2clib(conf.env["FORTRAN"]))
118 if not conf.CheckLib(f2clib):
119 conf.env.Exit(1)
120
121 if conf.env["FORTRAN"].startswith("g77"):
122 fflags = ["-Wno-globals", "-fno-second-underscore"]
123 conf.env.AppendUnique(SHFORTRANFLAGS=fflags)
124 conf.env.AppendUnique(FORTRANFLAGS=fflags)
125 conf.env.AppendUnique(SHFORTRANFLAGS=['-fPIC'])
126
127 env.CheckFortran = CheckFortran
128
129 def WalkDirTree(targetroot, sourceroot, sources):
130 ifiles = []
131 ofiles = []
132 for s in sources:
133 if os.path.isdir(os.path.join(sourceroot ,s)):
134 for d,ld,f in os.walk(os.path.join(sourceroot ,s)):
135 for fl in f:
136 ifile = os.path.join(d, fl)
137 ifiles.append(ifile)
138 ofile = ifile.replace(sourceroot, targetroot)
139 ofiles.append(ofile)
140 return ofiles, ifiles
141 env.WalkDirTree = WalkDirTree
142
143
144 def null_action(target, source, env): return 0
145
146 def message(target, source, env):
147 return "%s" % target[0]
148 env.MessageAction = env.Action(null_action, message)
149
150def exists(env):
151 try:
152 import os
153 import glob
154 except ImportError:
155 return False
156 else:
157 return True
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