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chore: make some variables const

This commit is contained in:
Rekai Nyangadzayi Musuka 2022-03-19 02:00:53 -03:00
parent 1901a471e4
commit eff25a0ab2
1 changed files with 8 additions and 16 deletions
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24
src/main.zig
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@ -37,14 +37,9 @@ pub fn main() anyerror!void {
var args = try clap.parse(clap.Help, &params, .{}); var args = try clap.parse(clap.Help, &params, .{});
defer args.deinit(); defer args.deinit();
if (args.flag("--help")) { if (args.flag("--help")) return clap.help(std.io.getStdErr().writer(), &params);
return clap.help(std.io.getStdErr().writer(), &params);
}
var maybe_bios: ?[]const u8 = null; const maybe_bios: ?[]const u8 = if (args.option("--bios")) |p| p else null;
if (args.option("--bios")) |path| {
maybe_bios = path;
}
const positionals = args.positionals(); const positionals = args.positionals();
const stderr = std.io.getStdErr(); const stderr = std.io.getStdErr();
@ -72,14 +67,11 @@ pub fn main() anyerror!void {
var cpu = Arm7tdmi.init(&scheduler, &bus); var cpu = Arm7tdmi.init(&scheduler, &bus);
cpu.fastBoot(); cpu.fastBoot();
var log_file: ?File = null; const log_file: ?File = if (enable_logging) blk: {
if (enable_logging) { const file = try std.fs.cwd().createFile(if (is_binary) "zba.bin" else "zba.log", .{});
const file_name: []const u8 = if (is_binary) "zba.bin" else "zba.log";
const file = try std.fs.cwd().createFile(file_name, .{});
cpu.useLogger(&file, is_binary); cpu.useLogger(&file, is_binary);
break :blk file;
log_file = file; } else null;
}
defer if (log_file) |file| file.close(); defer if (log_file) |file| file.close();
// Init Atomics // Init Atomics
@ -109,7 +101,7 @@ pub fn main() anyerror!void {
) orelse sdlPanic(); ) orelse sdlPanic();
defer SDL.SDL_DestroyWindow(window); defer SDL.SDL_DestroyWindow(window);
var renderer = SDL.SDL_CreateRenderer(window, -1, SDL.SDL_RENDERER_ACCELERATED | SDL.SDL_RENDERER_PRESENTVSYNC) orelse sdlPanic(); const renderer = SDL.SDL_CreateRenderer(window, -1, SDL.SDL_RENDERER_ACCELERATED | SDL.SDL_RENDERER_PRESENTVSYNC) orelse sdlPanic();
defer SDL.SDL_DestroyRenderer(renderer); defer SDL.SDL_DestroyRenderer(renderer);
const texture = SDL.SDL_CreateTexture(renderer, SDL.SDL_PIXELFORMAT_RGBA8888, SDL.SDL_TEXTUREACCESS_STREAMING, 240, 160) orelse sdlPanic(); const texture = SDL.SDL_CreateTexture(renderer, SDL.SDL_PIXELFORMAT_RGBA8888, SDL.SDL_TEXTUREACCESS_STREAMING, 240, 160) orelse sdlPanic();
@ -120,7 +112,7 @@ pub fn main() anyerror!void {
emu_loop: while (true) { emu_loop: while (true) {
var event: SDL.SDL_Event = undefined; var event: SDL.SDL_Event = undefined;
if (SDL.SDL_PollEvent(&event) != 0) { while (SDL.SDL_PollEvent(&event) != 0) {
// Pause Emulation Thread during Input Writing // Pause Emulation Thread during Input Writing
switch (event.type) { switch (event.type) {