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Add hidden __tag for union variables.

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Ginger Bill
2017-05-04 20:34:50 +01:00
parent 3b25f924cb
commit 789b297f32
10 changed files with 205 additions and 134 deletions
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core/os_x.odin
+37 -29
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@@ -196,6 +196,14 @@ seek :: proc(fd: Handle, offset: AddressSize, whence: int) -> (AddressSize, Errn
return final_offset, 0;
}
file_size :: proc(fd: Handle) -> (i64, bool) {
prev, _ := seek(fd, 0, SEEK_CUR);
size, err := seek(fd, 0, SEEK_END);
seek(fd, prev, SEEK_SET);
return size, err != 0;
}
// NOTE(bill): Uses startup to initialize it
stdin: Handle = 0; // get_std_handle(win32.STD_INPUT_HANDLE);
@@ -221,43 +229,43 @@ access :: proc(path: string, mask: int) -> bool #inline {
return unix_access(cstr, mask) == 0;
}
read_entire_file :: proc(name: string) -> ([]byte, bool) {
// read_entire_file :: proc(name: string) -> ([]byte, bool) {
handle, err := open_simple(name, O_RDONLY);
if(err != 0) {
fmt.println("Failed to open file.");
return nil, false;
}
defer(close(handle));
// handle, err := open_simple(name, O_RDONLY);
// if(err != 0) {
// fmt.println("Failed to open file.");
// return nil, false;
// }
// defer(close(handle));
// We have a file!
// // We have a file!
size: AddressSize;
size, err = seek(handle, 0, SEEK_END);
if(err != 0) {
fmt.println("Failed to seek to end of file.");
return nil, false;
}
// size: AddressSize;
// size, err = seek(handle, 0, SEEK_END);
// if(err != 0) {
// fmt.println("Failed to seek to end of file.");
// return nil, false;
// }
_, err = seek(handle, 0, SEEK_SET);
if(err != 0) {
fmt.println("Failed to seek to beginning of file.");
return nil, false;
}
// _, err = seek(handle, 0, SEEK_SET);
// if(err != 0) {
// fmt.println("Failed to seek to beginning of file.");
// return nil, false;
// }
// We have a file size!
// // We have a file size!
data := make([]u8, size+1);
if data == nil {
fmt.println("Failed to allocate file buffer.");
return nil, false;
}
// data := make([]u8, size+1);
// if data == nil {
// fmt.println("Failed to allocate file buffer.");
// return nil, false;
// }
read(handle, data);
data[size] = 0;
// read(handle, data);
// data[size] = 0;
return data, true;
}
// return data, true;
// }
heap_alloc :: proc(size: int) -> rawptr #inline {
assert(size > 0);