gccbuild.build.gcc source code

1 module gccbuild.build.gcc;
2 
3 import scriptlike, gccbuild;
4 
5 void buildStage1GCC()
6 {
7     auto comp = build.gcc;
8     if (!comp.stage1BuildCommand.matchesBuildType)
9         return;
10     startSection("Building stage 1 gcc");
11     auto saveCWD = comp.prepareBuildDir();
12     auto oldPath = updatePathVar(binDirStage1);
13 
14     runBuildCommands(comp.stage1BuildCommand.commands, ["CONFIGURE" : comp.configureFile.toString()]);
15     restorePathVar(oldPath);
16     if (!keepBuildFiles)
17         rmdirRecurse(comp.buildFolder);
18     endSection();
19 }
20 
21 void detectMultilib()
22 {
23     auto oldPath = updatePathVar(binDirStage1);
24     detectMultilib(build.target ~ "-gcc");
25     restorePathVar(oldPath);
26 }
27 
28 void detectMultilib(string compiler, string msg = "Detecting available multilibs")
29 {
30     startSection(msg);
31 
32     auto output = runCollectLog(compiler ~ " --print-multi-lib");
33     foreach (line; output.lineSplitter)
34     {
35         MultilibEntry entry;
36         auto parts = line.findSplit(";");
37         failEnforcec(cast(bool) parts, "Invalid format returned from --print-multi-lib",
38             line);
39         entry.gccFolder = parts[0];
40         entry.args = parts[2].splitter("@").filter!(a => !a.empty).map!(a => "-" ~ a).join(" ");
41 
42         auto output2 = runCollectLog(compiler ~ " --print-multi-os-dir " ~ entry.args);
43         entry.osFolder = output2.strip();
44         build.multilibs ~= entry;
45     }
46 
47     if (build.multilibs.length == 1 && build.multilibs[0].isDefaultLib)
48         writeBulletPoint("No multilib support detected");
49     else
50     {
51         foreach (lib; build.multilibs)
52         {
53             writeBulletPoint(
54                 "args='" ~ lib.args ~ "' osDir='" ~ lib.osFolder ~ "' gccDir='" ~ lib.gccFolder
55                 ~ "'");
56         }
57     }
58     endSection();
59 }
60 
61 void buildFinalGCC()
62 {
63     auto comp = build.gcc;
64     if (!comp.mainBuildCommand.matchesBuildType)
65         return;
66     startSection("Building final gcc");
67     auto saveCWD = comp.prepareBuildDir();
68 
69     // Native builds need the newly build binutils in PATH
70     string oldPath;
71     if (build.type == ToolchainType.native || build.type == ToolchainType.cross)
72         oldPath = updatePathVar(binDir);
73 
74     runBuildCommands(comp.mainBuildCommand.commands, ["CONFIGURE" : comp.configureFile.toString()]);
75 
76     if (build.type == ToolchainType.native || build.type == ToolchainType.cross)
77         restorePathVar(oldPath);
78 
79     if (!keepBuildFiles)
80         rmdirRecurse(comp.buildFolder);
81     endSection();
82 }