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Force file copy on odin strip-semicolon

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This commit is contained in:
gingerBill
2021-09-18 12:52:43 +01:00
parent 73427d3ab3
commit 05ac2002e0
3 changed files with 73 additions and 70 deletions
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src/common.cpp
+65 -65
View File
@@ -868,76 +868,77 @@ enum MemoryMappedFileError {
MemoryMappedFile_COUNT, MemoryMappedFile_COUNT,
}; };
MemoryMappedFileError memory_map_file_32(char const *fullpath, MemoryMappedFile *memory_mapped_file) { MemoryMappedFileError memory_map_file_32(char const *fullpath, MemoryMappedFile *memory_mapped_file, bool copy_file_contents) {
MemoryMappedFileError err = MemoryMappedFile_None; MemoryMappedFileError err = MemoryMappedFile_None;
#if defined(GB_SYSTEM_WINDOWS) if (!copy_file_contents) {
isize w_len = 0; #if defined(GB_SYSTEM_WINDOWS)
wchar_t *w_str = gb__alloc_utf8_to_ucs2(temporary_allocator(), fullpath, &w_len); isize w_len = 0;
if (w_str == nullptr) { wchar_t *w_str = gb__alloc_utf8_to_ucs2(temporary_allocator(), fullpath, &w_len);
return MemoryMappedFile_Invalid; if (w_str == nullptr) {
} return MemoryMappedFile_Invalid;
i64 file_size = 0;
LARGE_INTEGER li_file_size = {};
HANDLE handle = nullptr;
HANDLE file_mapping = nullptr;
void *file_data = nullptr;
handle = CreateFileW(w_str, GENERIC_READ, FILE_SHARE_READ, nullptr, OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, NULL);
if (handle == INVALID_HANDLE_VALUE) {
handle = nullptr;
goto window_handle_file_error;
}
li_file_size = {};
if (!GetFileSizeEx(handle, &li_file_size)) {
goto window_handle_file_error;
}
file_size = cast(i64)li_file_size.QuadPart;
if (file_size > I32_MAX) {
CloseHandle(handle);
return MemoryMappedFile_FileTooLarge;
}
if (file_size == 0) {
CloseHandle(handle);
err = MemoryMappedFile_Empty;
memory_mapped_file->handle = nullptr;
memory_mapped_file->data = nullptr;
memory_mapped_file->size = 0;
return err;
}
file_mapping = CreateFileMappingW(handle, nullptr, PAGE_READONLY, 0, 0, nullptr);
CloseHandle(handle);
file_data = MapViewOfFileEx(file_mapping, FILE_MAP_READ, 0, 0, 0/*file_size*/, nullptr/*base address*/);
memory_mapped_file->handle = cast(void *)file_mapping;
memory_mapped_file->data = file_data;
memory_mapped_file->size = cast(i32)file_size;
return err;
window_handle_file_error:;
{
DWORD handle_err = GetLastError();
CloseHandle(handle);
err = MemoryMappedFile_Invalid;
switch (handle_err) {
case ERROR_FILE_NOT_FOUND:
case ERROR_PATH_NOT_FOUND:
case ERROR_INVALID_DRIVE:
err = MemoryMappedFile_NotExists;
break;
case ERROR_ACCESS_DENIED:
case ERROR_INVALID_ACCESS:
err = MemoryMappedFile_Permission;
break;
} }
i64 file_size = 0;
LARGE_INTEGER li_file_size = {};
HANDLE handle = nullptr;
HANDLE file_mapping = nullptr;
void *file_data = nullptr;
handle = CreateFileW(w_str, GENERIC_READ, FILE_SHARE_READ, nullptr, OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, NULL);
if (handle == INVALID_HANDLE_VALUE) {
handle = nullptr;
goto window_handle_file_error;
}
li_file_size = {};
if (!GetFileSizeEx(handle, &li_file_size)) {
goto window_handle_file_error;
}
file_size = cast(i64)li_file_size.QuadPart;
if (file_size > I32_MAX) {
CloseHandle(handle);
return MemoryMappedFile_FileTooLarge;
}
if (file_size == 0) {
CloseHandle(handle);
err = MemoryMappedFile_Empty;
memory_mapped_file->handle = nullptr;
memory_mapped_file->data = nullptr;
memory_mapped_file->size = 0;
return err;
}
file_mapping = CreateFileMappingW(handle, nullptr, PAGE_READONLY, 0, 0, nullptr);
CloseHandle(handle);
file_data = MapViewOfFileEx(file_mapping, FILE_MAP_READ, 0, 0, 0/*file_size*/, nullptr/*base address*/);
memory_mapped_file->handle = cast(void *)file_mapping;
memory_mapped_file->data = file_data;
memory_mapped_file->size = cast(i32)file_size;
return err; return err;
window_handle_file_error:;
{
DWORD handle_err = GetLastError();
CloseHandle(handle);
err = MemoryMappedFile_Invalid;
switch (handle_err) {
case ERROR_FILE_NOT_FOUND:
case ERROR_PATH_NOT_FOUND:
case ERROR_INVALID_DRIVE:
err = MemoryMappedFile_NotExists;
break;
case ERROR_ACCESS_DENIED:
case ERROR_INVALID_ACCESS:
err = MemoryMappedFile_Permission;
break;
}
return err;
}
#endif
} }
#else
// TODO(bill): Memory map rather than copy contents
gbFileContents fc = gb_file_read_contents(heap_allocator(), true, fullpath); gbFileContents fc = gb_file_read_contents(heap_allocator(), true, fullpath);
if (fc.size > I32_MAX) { if (fc.size > I32_MAX) {
@@ -963,7 +964,6 @@ window_handle_file_error:;
} }
} }
return err; return err;
#endif
} }
src/parser.cpp
+2 -1
View File
@@ -4645,7 +4645,8 @@ ParseFileError init_ast_file(AstFile *f, String fullpath, TokenPos *err_pos) {
zero_item(&f->tokenizer); zero_item(&f->tokenizer);
f->tokenizer.curr_file_id = f->id; f->tokenizer.curr_file_id = f->id;
TokenizerInitError err = init_tokenizer_from_fullpath(&f->tokenizer, f->fullpath); bool copy_file_contents = build_context.command_kind == Command_strip_semicolon;
TokenizerInitError err = init_tokenizer_from_fullpath(&f->tokenizer, f->fullpath, copy_file_contents);
if (err != TokenizerInit_None) { if (err != TokenizerInit_None) {
switch (err) { switch (err) {
case TokenizerInit_Empty: case TokenizerInit_Empty:
src/tokenizer.cpp
+6 -4
View File
@@ -722,6 +722,8 @@ struct Tokenizer {
i32 error_count; i32 error_count;
bool insert_semicolon; bool insert_semicolon;
MemoryMappedFile memory_mapped_file;
}; };
@@ -811,17 +813,17 @@ TokenizerInitError memory_mapped_file_error_map_to_tokenizer[MemoryMappedFile_CO
TokenizerInit_Permission, /*MemoryMappedFile_Permission*/ TokenizerInit_Permission, /*MemoryMappedFile_Permission*/
}; };
TokenizerInitError init_tokenizer_from_fullpath(Tokenizer *t, String const &fullpath) { TokenizerInitError init_tokenizer_from_fullpath(Tokenizer *t, String const &fullpath, bool copy_file_contents) {
MemoryMappedFile memory_mapped_file = {};
MemoryMappedFileError mmf_err = memory_map_file_32( MemoryMappedFileError mmf_err = memory_map_file_32(
alloc_cstring(temporary_allocator(), fullpath), alloc_cstring(temporary_allocator(), fullpath),
&memory_mapped_file &t->memory_mapped_file,
copy_file_contents
); );
TokenizerInitError err = memory_mapped_file_error_map_to_tokenizer[mmf_err]; TokenizerInitError err = memory_mapped_file_error_map_to_tokenizer[mmf_err];
switch (mmf_err) { switch (mmf_err) {
case MemoryMappedFile_None: case MemoryMappedFile_None:
init_tokenizer_with_data(t, fullpath, memory_mapped_file.data, cast(isize)memory_mapped_file.size); init_tokenizer_with_data(t, fullpath, t->memory_mapped_file.data, cast(isize)t->memory_mapped_file.size);
break; break;
case MemoryMappedFile_FileTooLarge: case MemoryMappedFile_FileTooLarge:
case MemoryMappedFile_Empty: case MemoryMappedFile_Empty: