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This is fix for Zig developement branch that changed Allocator interface #5

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This is fix for Zig developement branch that changed Allocator interface #5

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2 changes: 1 addition & 1 deletion .zigversion
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Original file line number Diff line number Diff line change
@@ -1 +1 @@
0.14.0
0.15.0-dev
2 changes: 1 addition & 1 deletion build.zig.zon
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Expand Up @@ -2,7 +2,7 @@
.name = .zstbi,
.fingerprint = 0x3c971054ff1a412f,
.version = "0.11.0-dev",
.minimum_zig_version = "0.13.0-dev.351+64ef45eb0",
.minimum_zig_version = "0.15.0-dev.552+bc2f7c754",
.paths = .{
"build.zig",
"build.zig.zon",
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8 changes: 4 additions & 4 deletions src/zstbi.zig
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Expand Up @@ -380,7 +380,7 @@ pub fn setFlipVerticallyOnWrite(should_flip: bool) void {
var mem_allocator: ?std.mem.Allocator = null;
var mem_allocations: ?std.AutoHashMap(usize, usize) = null;
var mem_mutex: std.Thread.Mutex = .{};
const mem_alignment = 16;
const mem_alignment = std.mem.Alignment.@"16";
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Copilot AI Jul 20, 2025

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[nitpick] The quoted identifier syntax @"16" is unnecessary here. Use the cleaner syntax: std.mem.Alignment.from(16) or std.mem.Alignment.of(16) if available in Zig 0.15.

Copilot uses AI. Check for mistakes.


extern var zstbiMallocPtr: ?*const fn (size: usize) callconv(.C) ?*anyopaque;
extern var zstbiwMallocPtr: ?*const fn (size: usize) callconv(.C) ?*anyopaque;
Expand Down Expand Up @@ -409,9 +409,9 @@ fn zstbiRealloc(ptr: ?*anyopaque, size: usize) callconv(.C) ?*anyopaque {

const old_size = if (ptr != null) mem_allocations.?.get(@intFromPtr(ptr.?)).? else 0;
const old_mem = if (old_size > 0)
@as([*]align(mem_alignment) u8, @ptrCast(@alignCast(ptr)))[0..old_size]
@as([*]align(mem_alignment.toByteUnits()) u8, @ptrCast(@alignCast(ptr)))[0..old_size]
else
@as([*]align(mem_alignment) u8, undefined)[0..0];
@as([*]align(mem_alignment.toByteUnits()) u8, undefined)[0..0];

const new_mem = mem_allocator.?.realloc(old_mem, size) catch @panic("zstbi: out of memory");

Expand All @@ -434,7 +434,7 @@ fn zstbiFree(maybe_ptr: ?*anyopaque) callconv(.C) void {
defer mem_mutex.unlock();

const size = mem_allocations.?.fetchRemove(@intFromPtr(ptr)).?.value;
const mem = @as([*]align(mem_alignment) u8, @ptrCast(@alignCast(ptr)))[0..size];
const mem = @as([*]align(mem_alignment.toByteUnits()) u8, @ptrCast(@alignCast(ptr)))[0..size];
mem_allocator.?.free(mem);
}
}
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