setGlibc configures the patcher to use the standard C++ and gcc libraries in pkg.
(pkg *packageFS)
| 68 | // setGlibc configures the patcher to use the standard C++ and gcc libraries in |
| 69 | // pkg. |
| 70 | func (p *libPatcher) setGcc(pkg *packageFS) error { |
| 71 | // Verify that we can find a directory with libstdc++.so in it. |
| 72 | glob := "lib*/libstdc++.so*" |
| 73 | matches, _ := fs.Glob(pkg, glob) |
| 74 | if len(matches) == 0 { |
| 75 | return fmt.Errorf("cannot find libstdc++.so file matching %q", glob) |
| 76 | } |
| 77 | for i := range matches { |
| 78 | matches[i] = path.Dir(matches[i]) |
| 79 | } |
| 80 | // Pick the shortest name: lib < lib32 < lib64 < libx32 |
| 81 | // |
| 82 | // - lib is usually a symlink to the correct arch (e.g., lib -> lib64) |
| 83 | // - *.so is usually a symlink to the correct version (e.g., foo.so -> foo.so.2) |
| 84 | slices.Sort(matches) |
| 85 | |
| 86 | lib, err := pkg.OSPath(matches[0]) |
| 87 | if err != nil { |
| 88 | return err |
| 89 | } |
| 90 | p.rpath = append(p.rpath, lib) |
| 91 | p.needed = append(p.needed, "libstdc++.so") |
| 92 | slog.Debug("found new libstdc++ directory", "path", lib) |
| 93 | return nil |
| 94 | } |
| 95 | |
| 96 | func (p *libPatcher) prependRPATH(libPkg *packageFS) { |
| 97 | glob := "lib*/*.so*" |