Mercurial > hg > sv-dependency-builds
comparison src/portaudio/SConstruct @ 4:e13257ea84a4
Add bzip2, zlib, liblo, portaudio sources
author | Chris Cannam |
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date | Wed, 20 Mar 2013 13:59:52 +0000 |
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3:6c505a35919a | 4:e13257ea84a4 |
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1 import sys, os.path | |
2 | |
3 def rsplit(toSplit, sub, max=-1): | |
4 """ str.rsplit seems to have been introduced in 2.4 :( """ | |
5 l = [] | |
6 i = 0 | |
7 while i != max: | |
8 try: idx = toSplit.rindex(sub) | |
9 except ValueError: break | |
10 | |
11 toSplit, splitOff = toSplit[:idx], toSplit[idx + len(sub):] | |
12 l.insert(0, splitOff) | |
13 i += 1 | |
14 | |
15 l.insert(0, toSplit) | |
16 return l | |
17 | |
18 sconsDir = os.path.join("build", "scons") | |
19 SConscript(os.path.join(sconsDir, "SConscript_common")) | |
20 Import("Platform", "Posix", "ApiVer") | |
21 | |
22 # SConscript_opts exports PortAudio options | |
23 optsDict = SConscript(os.path.join(sconsDir, "SConscript_opts")) | |
24 optionsCache = os.path.join(sconsDir, "options.cache") # Save options between runs in this cache | |
25 options = Options(optionsCache, args=ARGUMENTS) | |
26 for k in ("Installation Dirs", "Build Targets", "Host APIs", "Build Parameters", "Bindings"): | |
27 options.AddOptions(*optsDict[k]) | |
28 # Propagate options into environment | |
29 env = Environment(options=options) | |
30 # Save options for next run | |
31 options.Save(optionsCache, env) | |
32 # Generate help text for options | |
33 env.Help(options.GenerateHelpText(env)) | |
34 | |
35 buildDir = os.path.join("#", sconsDir, env["PLATFORM"]) | |
36 | |
37 # Determine parameters to build tools | |
38 if Platform in Posix: | |
39 threadCFlags = '' | |
40 if Platform != 'darwin': | |
41 threadCFlags = "-pthread " | |
42 baseLinkFlags = threadCFlags | |
43 baseCxxFlags = baseCFlags = "-Wall -pedantic -pipe " + threadCFlags | |
44 debugCxxFlags = debugCFlags = "-g" | |
45 optCxxFlags = optCFlags = "-O2" | |
46 env.Append(CCFLAGS = baseCFlags) | |
47 env.Append(CXXFLAGS = baseCxxFlags) | |
48 env.Append(LINKFLAGS = baseLinkFlags) | |
49 if env["enableDebug"]: | |
50 env.AppendUnique(CCFLAGS=debugCFlags.split()) | |
51 env.AppendUnique(CXXFLAGS=debugCxxFlags.split()) | |
52 if env["enableOptimize"]: | |
53 env.AppendUnique(CCFLAGS=optCFlags.split()) | |
54 env.AppendUnique(CXXFLAGS=optCxxFlags.split()) | |
55 if not env["enableAsserts"]: | |
56 env.AppendUnique(CPPDEFINES=["-DNDEBUG"]) | |
57 if env["customCFlags"]: | |
58 env.Append(CCFLAGS=Split(env["customCFlags"])) | |
59 if env["customCxxFlags"]: | |
60 env.Append(CXXFLAGS=Split(env["customCxxFlags"])) | |
61 if env["customLinkFlags"]: | |
62 env.Append(LINKFLAGS=Split(env["customLinkFlags"])) | |
63 | |
64 env.Append(CPPPATH=[os.path.join("#", "include"), "common"]) | |
65 | |
66 # Store all signatures in one file, otherwise .sconsign files will get installed along with our own files | |
67 env.SConsignFile(os.path.join(sconsDir, ".sconsign")) | |
68 | |
69 env.SConscriptChdir(False) | |
70 sources, sharedLib, staticLib, tests, portEnv, hostApis = env.SConscript(os.path.join("src", "SConscript"), | |
71 build_dir=buildDir, duplicate=False, exports=["env"]) | |
72 | |
73 if Platform in Posix: | |
74 prefix = env["prefix"] | |
75 includeDir = os.path.join(prefix, "include") | |
76 libDir = os.path.join(prefix, "lib") | |
77 env.Alias("install", includeDir) | |
78 env.Alias("install", libDir) | |
79 | |
80 # pkg-config | |
81 | |
82 def installPkgconfig(env, target, source): | |
83 tgt = str(target[0]) | |
84 src = str(source[0]) | |
85 f = open(src) | |
86 try: txt = f.read() | |
87 finally: f.close() | |
88 txt = txt.replace("@prefix@", prefix) | |
89 txt = txt.replace("@exec_prefix@", prefix) | |
90 txt = txt.replace("@libdir@", libDir) | |
91 txt = txt.replace("@includedir@", includeDir) | |
92 txt = txt.replace("@LIBS@", " ".join(["-l%s" % l for l in portEnv["LIBS"]])) | |
93 txt = txt.replace("@THREAD_CFLAGS@", threadCFlags) | |
94 | |
95 f = open(tgt, "w") | |
96 try: f.write(txt) | |
97 finally: f.close() | |
98 | |
99 pkgconfigTgt = "portaudio-%d.0.pc" % int(ApiVer.split(".", 1)[0]) | |
100 env.Command(os.path.join(libDir, "pkgconfig", pkgconfigTgt), | |
101 os.path.join("#", pkgconfigTgt + ".in"), installPkgconfig) | |
102 | |
103 # Default to None, since if the user disables all targets and no Default is set, all targets | |
104 # are built by default | |
105 env.Default(None) | |
106 if env["enableTests"]: | |
107 env.Default(tests) | |
108 if env["enableShared"]: | |
109 env.Default(sharedLib) | |
110 | |
111 if Platform in Posix: | |
112 def symlink(env, target, source): | |
113 trgt = str(target[0]) | |
114 src = str(source[0]) | |
115 | |
116 if os.path.islink(trgt) or os.path.exists(trgt): | |
117 os.remove(trgt) | |
118 os.symlink(os.path.basename(src), trgt) | |
119 | |
120 major, minor, micro = [int(c) for c in ApiVer.split(".")] | |
121 | |
122 soFile = "%s.%s" % (os.path.basename(str(sharedLib[0])), ApiVer) | |
123 env.InstallAs(target=os.path.join(libDir, soFile), source=sharedLib) | |
124 # Install symlinks | |
125 symTrgt = os.path.join(libDir, soFile) | |
126 env.Command(os.path.join(libDir, "libportaudio.so.%d.%d" % (major, minor)), | |
127 symTrgt, symlink) | |
128 symTrgt = rsplit(symTrgt, ".", 1)[0] | |
129 env.Command(os.path.join(libDir, "libportaudio.so.%d" % major), symTrgt, symlink) | |
130 symTrgt = rsplit(symTrgt, ".", 1)[0] | |
131 env.Command(os.path.join(libDir, "libportaudio.so"), symTrgt, symlink) | |
132 | |
133 if env["enableStatic"]: | |
134 env.Default(staticLib) | |
135 env.Install(libDir, staticLib) | |
136 | |
137 env.Install(includeDir, os.path.join("include", "portaudio.h")) | |
138 | |
139 | |
140 if env["enableCxx"]: | |
141 env.SConscriptChdir(True) | |
142 cxxEnv = env.Copy() | |
143 sharedLibs, staticLibs, headers = env.SConscript(os.path.join("bindings", "cpp", "SConscript"), | |
144 exports={"env": cxxEnv, "buildDir": buildDir}, build_dir=os.path.join(buildDir, "portaudiocpp"), duplicate=False) | |
145 if env["enableStatic"]: | |
146 env.Default(staticLibs) | |
147 env.Install(libDir, staticLibs) | |
148 if env["enableShared"]: | |
149 env.Default(sharedLibs) | |
150 env.Install(libDir, sharedLibs) | |
151 env.Install(os.path.join(includeDir, "portaudiocpp"), headers) | |
152 | |
153 # Generate portaudio_config.h header with compile-time definitions of which PA | |
154 # back-ends are available, and which includes back-end extension headers | |
155 | |
156 # Host-specific headers | |
157 hostApiHeaders = {"ALSA": "pa_linux_alsa.h", | |
158 "ASIO": "pa_asio.h", | |
159 "COREAUDIO": "pa_mac_core.h", | |
160 "JACK": "pa_jack.h", | |
161 "WMME": "pa_winwmme.h", | |
162 } | |
163 | |
164 def buildConfigH(target, source, env): | |
165 """builder for portaudio_config.h""" | |
166 global hostApiHeaders, hostApis | |
167 out = "" | |
168 for hostApi in hostApis: | |
169 out += "#define PA_HAVE_%s\n" % hostApi | |
170 | |
171 hostApiSpecificHeader = hostApiHeaders.get(hostApi, None) | |
172 if hostApiSpecificHeader: | |
173 out += "#include \"%s\"\n" % hostApiSpecificHeader | |
174 | |
175 out += "\n" | |
176 # Strip the last newline | |
177 if out and out[-1] == "\n": | |
178 out = out[:-1] | |
179 | |
180 f = file(str(target[0]), 'w') | |
181 try: f.write(out) | |
182 finally: f.close() | |
183 return 0 | |
184 | |
185 # Define the builder for the config header | |
186 env.Append(BUILDERS={"portaudioConfig": env.Builder( | |
187 action=Action(buildConfigH), target_factory=env.fs.File)}) | |
188 | |
189 confH = env.portaudioConfig(File("portaudio_config.h", "include"), | |
190 File("portaudio.h", "include")) | |
191 env.Default(confH) | |
192 env.Install(os.path.join(includeDir, "portaudio"), confH) | |
193 | |
194 for api in hostApis: | |
195 if api in hostApiHeaders: | |
196 env.Install(os.path.join(includeDir, "portaudio"), | |
197 File(hostApiHeaders[api], "include")) |