Belac/zig-squashfs
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Started re-write (once again)

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Main reason for this re-write is to be compatible with zig 0.16.0
This commit is contained in:
Caleb Gardner
2026-04-29 03:48:34 -05:00
parent 4b2b7021c7
commit b67d02074d
31 changed files with 238 additions and 2598 deletions
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src/bin/unsquashfs.zig
+20 -19
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@@ -1,5 +1,6 @@
const std = @import("std");
const Writer = std.Io.Writer;
const Io = std.Io;
const Writer = Io.Writer;
const builtin = @import("builtin");
const config = @import("config");
@@ -38,21 +39,21 @@ var ignore_xattrs: bool = false;
var ignore_permissions: bool = false;
var force: bool = false;
pub fn main() !void {
const alloc = std.heap.smp_allocator;
var stdout = std.fs.File.stdout();
var out = stdout.writer(&[0]u8{});
pub fn main(init: std.process.Init) !void {
const alloc = init.gpa;
const io = init.io;
var stdout = std.Io.File.stdout();
var out = stdout.writer(io, &[0]u8{});
defer out.interface.flush() catch {};
try handleArgs(alloc, &out.interface);
try handleArgs(init.minimal.args, &out.interface);
if (archive.len == 0) {
try out.interface.print("You must provide a squashfs archive\n", .{});
try out.interface.print(help_mgs, .{});
return;
}
var fil: std.fs.File = try std.fs.cwd().openFile(archive, .{}); //TODO: Handle error gracefully.
defer fil.close();
var arc: squashfs.Archive = try .init(alloc, fil, offset); //TODO: Update when memory size matters. //TODO: Handle error gracefully.
defer arc.deinit();
var fil = try Io.Dir.cwd().openFile(io, archive, .{}); //TODO: Handle error gracefully.
defer fil.close(io);
var arc: squashfs.Archive = try .init(io, fil, offset); //TODO: Update when memory size matters. //TODO: Handle error gracefully.
const options: squashfs.ExtractionOptions = .{
.threads = if (threads == 0) try std.Thread.getCpuCount() else threads,
.verbose = verbose,
@@ -61,17 +62,17 @@ pub fn main() !void {
.ignore_permissions = ignore_permissions,
};
if (force)
try std.fs.cwd().deleteTree(extLoc);
try Io.Dir.cwd().deleteTree(io, extLoc);
try arc.extract(alloc, extLoc, options); //TODO: Handle error gracefully.
}
fn handleArgs(alloc: std.mem.Allocator, out: *Writer) !void {
var args = try std.process.argsWithAllocator(alloc);
defer args.deinit();
_ = args.next(); // args[0] is the application launch command.
while (args.next()) |arg| {
fn handleArgs(args: std.process.Args, out: *Writer) !void {
var arg_iter = args.iterate();
defer arg_iter.deinit();
_ = arg_iter.next(); // args[0] is the application launch command.
while (arg_iter.next()) |arg| {
if (std.mem.eql(u8, arg, "-o")) {
const nxt = args.next();
const nxt = arg_iter.next();
if (nxt == null or nxt.?.len == 0) {
try out.print("-o must be followed by a number\n", .{});
return errors.InvalidArguments;
@@ -82,7 +83,7 @@ fn handleArgs(alloc: std.mem.Allocator, out: *Writer) !void {
};
continue;
} else if (std.mem.eql(u8, arg, "-d")) {
const nxt = args.next();
const nxt = arg_iter.next();
if (nxt == null or nxt.?.len == 0) {
try out.print("-d must be followed by a location\n", .{});
return errors.InvalidArguments;
@@ -90,7 +91,7 @@ fn handleArgs(alloc: std.mem.Allocator, out: *Writer) !void {
extLoc = nxt.?;
continue;
} else if (std.mem.eql(u8, arg, "-p")) {
const nxt = args.next();
const nxt = arg_iter.next();
if (nxt == null or nxt.?.len == 0) {
try out.print("-p must be followed by a number\n", .{});
return errors.InvalidArguments;