yuzucchii/zlib
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fix build with newer Zig var => const

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This commit is contained in:
Igor Anić 2023-12-31 15:16:48 +01:00
parent be1bc42cb8
commit a3d6d97bd1
1 changed files with 13 additions and 13 deletions
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26
src/main.zig
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@ -145,7 +145,7 @@ pub const CompressorOptions = struct {
const Self = @This();
pub fn windowSize(self: Self) i6 {
var ws = @as(i6, if (self.window_size < 9) 9 else self.window_size);
const ws = @as(i6, if (self.window_size < 9) 9 else self.window_size);
return switch (self.header) {
.zlib => ws,
.none, .ws => -@as(i6, ws),
@ -165,7 +165,7 @@ pub fn CompressorWriter(comptime WriterType: type) type {
const Writer = std.io.Writer(*Self, WriterError, write);
pub fn init(allocator: Allocator, inner_writer: WriterType, opt: CompressorOptions) !Self {
var stream = try zStreamInit(allocator);
const stream = try zStreamInit(allocator);
errdefer zStreamDeinit(allocator, stream);
try checkRC(c.deflateInit2(
@ -190,7 +190,7 @@ pub fn CompressorWriter(comptime WriterType: type) type {
while (true) {
self.stream.next_out = &tmp;
self.stream.avail_out = tmp.len;
var rc = c.deflate(self.stream, c.Z_FINISH);
const rc = c.deflate(self.stream, c.Z_FINISH);
if (rc != c.Z_STREAM_END)
return errorFromInt(rc);
@ -213,7 +213,7 @@ pub fn CompressorWriter(comptime WriterType: type) type {
// compressed
self.stream.next_out = &tmp;
self.stream.avail_out = tmp.len;
var rc = c.deflate(self.stream, c.Z_PARTIAL_FLUSH);
const rc = c.deflate(self.stream, c.Z_PARTIAL_FLUSH);
if (rc != c.Z_OK)
return errorFromInt(rc);
@ -246,7 +246,7 @@ pub const DecompressorOptions = struct {
const Self = @This();
pub fn windowSize(self: Self) i5 {
var window_size = if (self.window_size < 8) 15 else self.window_size;
const window_size = if (self.window_size < 8) 15 else self.window_size;
return if (self.header == .none or self.header == .ws) -@as(i5, window_size) else window_size;
}
};
@ -264,7 +264,7 @@ pub fn DecompressorReader(comptime ReaderType: type) type {
const Reader = std.io.Reader(*Self, ReaderError, read);
pub fn init(allocator: Allocator, inner_reader: ReaderType, options: DecompressorOptions) !Self {
var stream = try zStreamInit(allocator);
const stream = try zStreamInit(allocator);
errdefer zStreamDeinit(allocator, stream);
const rc = c.inflateInit2(stream, options.windowSize());
@ -297,7 +297,7 @@ pub fn DecompressorReader(comptime ReaderType: type) type {
self.stream.next_out = @as([*]u8, @ptrFromInt(@intFromPtr(buf.ptr)));
self.stream.avail_out = @as(c_uint, @intCast(buf.len));
var rc = c.inflate(self.stream, c.Z_SYNC_FLUSH);
const rc = c.inflate(self.stream, c.Z_SYNC_FLUSH);
if (rc != c.Z_OK and rc != c.Z_STREAM_END)
return errorFromInt(rc);
@ -324,7 +324,7 @@ pub const Compressor = struct {
const Self = @This();
pub fn init(allocator: Allocator, opt: CompressorOptions) !Self {
var stream = try zStreamInit(allocator);
const stream = try zStreamInit(allocator);
errdefer zStreamDeinit(allocator, stream);
try checkRC(c.deflateInit2(
stream,
@ -361,11 +361,11 @@ pub const Compressor = struct {
var flag = c.Z_PARTIAL_FLUSH;
while (true) {
var out = tmp[len..];
const out = tmp[len..];
self.stream.next_out = @as([*]u8, @ptrFromInt(@intFromPtr(out.ptr)));
self.stream.avail_out = @as(c_uint, @intCast(out.len));
var rc = c.deflate(self.stream, flag);
const rc = c.deflate(self.stream, flag);
if (rc != c.Z_OK and rc != c.Z_STREAM_END)
return errorFromInt(rc);
@ -396,7 +396,7 @@ pub const Decompressor = struct {
const Self = @This();
pub fn init(allocator: Allocator, options: DecompressorOptions) !Self {
var stream = try zStreamInit(allocator);
const stream = try zStreamInit(allocator);
errdefer zStreamDeinit(allocator, stream);
try checkRC(c.inflateInit2(stream, options.windowSize()));
return .{
@ -425,11 +425,11 @@ pub const Decompressor = struct {
var tmp = try self.allocator.alloc(u8, chunk_size);
var len: usize = 0; // inflated part of the tmp buffer
while (true) {
var out = tmp[len..];
const out = tmp[len..];
self.stream.next_out = @as([*]u8, @ptrFromInt(@intFromPtr(out.ptr)));
self.stream.avail_out = @as(c_uint, @intCast(out.len));
var rc = c.inflate(self.stream, c.Z_SYNC_FLUSH);
const rc = c.inflate(self.stream, c.Z_SYNC_FLUSH);
if (rc != c.Z_OK and rc != c.Z_STREAM_END) {
return errorFromInt(rc);
}