Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 1 | //===- BuildSystem.cpp - Utilities for use by build systems ---------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file implements various utilities for use by build systems. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #include "clang-c/BuildSystem.h" |
| 15 | #include "CXString.h" |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 16 | #include "clang/Basic/VirtualFileSystem.h" |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 17 | #include "llvm/ADT/SmallString.h" |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 18 | #include "llvm/Support/CBindingWrapping.h" |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 19 | #include "llvm/Support/Path.h" |
| 20 | #include "llvm/Support/TimeValue.h" |
| 21 | #include "llvm/Support/raw_ostream.h" |
| 22 | |
| 23 | using namespace clang; |
| 24 | using namespace llvm::sys; |
| 25 | |
| 26 | unsigned long long clang_getBuildSessionTimestamp(void) { |
| 27 | return llvm::sys::TimeValue::now().toEpochTime(); |
| 28 | } |
| 29 | |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 30 | DEFINE_SIMPLE_CONVERSION_FUNCTIONS(clang::vfs::YAMLVFSWriter, |
| 31 | CXVirtualFileOverlay) |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 32 | |
| 33 | CXVirtualFileOverlay clang_VirtualFileOverlay_create(unsigned) { |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 34 | return wrap(new clang::vfs::YAMLVFSWriter()); |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 35 | } |
| 36 | |
| 37 | enum CXErrorCode |
| 38 | clang_VirtualFileOverlay_addFileMapping(CXVirtualFileOverlay VFO, |
| 39 | const char *virtualPath, |
| 40 | const char *realPath) { |
| 41 | if (!VFO || !virtualPath || !realPath) |
| 42 | return CXError_InvalidArguments; |
| 43 | if (!path::is_absolute(virtualPath)) |
| 44 | return CXError_InvalidArguments; |
| 45 | if (!path::is_absolute(realPath)) |
| 46 | return CXError_InvalidArguments; |
| 47 | |
| 48 | for (path::const_iterator |
| 49 | PI = path::begin(virtualPath), |
| 50 | PE = path::end(virtualPath); PI != PE; ++PI) { |
| 51 | StringRef Comp = *PI; |
| 52 | if (Comp == "." || Comp == "..") |
| 53 | return CXError_InvalidArguments; |
| 54 | } |
| 55 | |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 56 | unwrap(VFO)->addFileMapping(virtualPath, realPath); |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 57 | return CXError_Success; |
| 58 | } |
| 59 | |
| 60 | enum CXErrorCode |
| 61 | clang_VirtualFileOverlay_setCaseSensitivity(CXVirtualFileOverlay VFO, |
| 62 | int caseSensitive) { |
| 63 | if (!VFO) |
| 64 | return CXError_InvalidArguments; |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 65 | unwrap(VFO)->setCaseSensitivity(caseSensitive); |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 66 | return CXError_Success; |
| 67 | } |
| 68 | |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 69 | enum CXErrorCode |
| 70 | clang_VirtualFileOverlay_writeToBuffer(CXVirtualFileOverlay VFO, unsigned, |
| 71 | char **out_buffer_ptr, |
| 72 | unsigned *out_buffer_size) { |
| 73 | if (!VFO || !out_buffer_ptr || !out_buffer_size) |
| 74 | return CXError_InvalidArguments; |
| 75 | |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 76 | llvm::SmallString<256> Buf; |
| 77 | llvm::raw_svector_ostream OS(Buf); |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 78 | unwrap(VFO)->write(OS); |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 79 | |
| 80 | StringRef Data = OS.str(); |
| 81 | *out_buffer_ptr = (char*)malloc(Data.size()); |
| 82 | *out_buffer_size = Data.size(); |
| 83 | memcpy(*out_buffer_ptr, Data.data(), Data.size()); |
| 84 | return CXError_Success; |
| 85 | } |
| 86 | |
| 87 | void clang_VirtualFileOverlay_dispose(CXVirtualFileOverlay VFO) { |
Stephen Hines | 6bcf27b | 2014-05-29 04:14:42 -0700 | [diff] [blame] | 88 | delete unwrap(VFO); |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 89 | } |
| 90 | |
| 91 | |
| 92 | struct CXModuleMapDescriptorImpl { |
| 93 | std::string ModuleName; |
| 94 | std::string UmbrellaHeader; |
| 95 | }; |
| 96 | |
| 97 | CXModuleMapDescriptor clang_ModuleMapDescriptor_create(unsigned) { |
| 98 | return new CXModuleMapDescriptorImpl(); |
| 99 | } |
| 100 | |
| 101 | enum CXErrorCode |
| 102 | clang_ModuleMapDescriptor_setFrameworkModuleName(CXModuleMapDescriptor MMD, |
| 103 | const char *name) { |
| 104 | if (!MMD || !name) |
| 105 | return CXError_InvalidArguments; |
| 106 | |
| 107 | MMD->ModuleName = name; |
| 108 | return CXError_Success; |
| 109 | } |
| 110 | |
| 111 | enum CXErrorCode |
| 112 | clang_ModuleMapDescriptor_setUmbrellaHeader(CXModuleMapDescriptor MMD, |
| 113 | const char *name) { |
| 114 | if (!MMD || !name) |
| 115 | return CXError_InvalidArguments; |
| 116 | |
| 117 | MMD->UmbrellaHeader = name; |
| 118 | return CXError_Success; |
| 119 | } |
| 120 | |
| 121 | enum CXErrorCode |
| 122 | clang_ModuleMapDescriptor_writeToBuffer(CXModuleMapDescriptor MMD, unsigned, |
| 123 | char **out_buffer_ptr, |
| 124 | unsigned *out_buffer_size) { |
| 125 | if (!MMD || !out_buffer_ptr || !out_buffer_size) |
| 126 | return CXError_InvalidArguments; |
| 127 | |
| 128 | llvm::SmallString<256> Buf; |
| 129 | llvm::raw_svector_ostream OS(Buf); |
| 130 | OS << "framework module " << MMD->ModuleName << " {\n"; |
| 131 | OS << " umbrella header \""; |
| 132 | OS.write_escaped(MMD->UmbrellaHeader) << "\"\n"; |
| 133 | OS << '\n'; |
| 134 | OS << " export *\n"; |
| 135 | OS << " module * { export * }\n"; |
| 136 | OS << "}\n"; |
| 137 | |
| 138 | StringRef Data = OS.str(); |
| 139 | *out_buffer_ptr = (char*)malloc(Data.size()); |
| 140 | *out_buffer_size = Data.size(); |
| 141 | memcpy(*out_buffer_ptr, Data.data(), Data.size()); |
| 142 | return CXError_Success; |
| 143 | } |
| 144 | |
| 145 | void clang_ModuleMapDescriptor_dispose(CXModuleMapDescriptor MMD) { |
| 146 | delete MMD; |
| 147 | } |