Created
July 17, 2022 13:13
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const std = @import("std"); | |
const fs = std.fs; | |
const log = std.log; | |
const os = std.os; | |
fn walk(dir: fs.Dir) anyerror!void { | |
var it = dir.iterate(); | |
loop: { | |
while (it.next()) |entry| { | |
if (entry) |e| { | |
if (e.kind == fs.File.Kind.Directory) { | |
log.info("find dir, go deep... {s}", .{e.name}); | |
const sub_dir = try dir.openDir(e.name, .{}); | |
try walk(sub_dir); | |
} else { | |
log.info("find file: {s}", .{e.name}); | |
} | |
} else { | |
break :loop; | |
} | |
} else |err| { | |
log.err("err: {s}", .{err}); | |
break :loop; | |
} | |
} | |
} | |
pub fn main() !void { | |
var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator); | |
defer arena.deinit(); | |
const allocator = arena.allocator(); | |
const argv = try std.process.argsAlloc(allocator); | |
if (argv.len < 2) { | |
log.err("Usage: {s} <root-dir>", .{argv[0]}); | |
return error.ArgsMissing; | |
} | |
log.info("Walk {s}", .{argv[1]}); | |
const dir = try fs.openDirAbsolute(argv[1], .{}); | |
try walk(dir); | |
} |
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