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zig fetch: add --debug-log [scope] arg

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This commit is contained in:
Andrew Kelley
2026-04-20 19:58:39 -07:00
parent 3a9b16db44
commit bc9fabcc3f
1 changed files with 21 additions and 14 deletions
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src/main.zig
+21 -14
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@@ -1359,12 +1359,7 @@ fn buildOutputType(
} else if (mem.eql(u8, arg, "--zig-lib-dir")) {
override_lib_dir = args_iter.nextOrFatal();
} else if (mem.eql(u8, arg, "--debug-log")) {
if (!build_options.enable_logging) {
warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
_ = args_iter.nextOrFatal();
} else {
try log_scopes.append(arena, args_iter.nextOrFatal());
}
try addDebugLog(arena, args_iter.nextOrFatal());
} else if (mem.eql(u8, arg, "--listen")) {
const next_arg = args_iter.nextOrFatal();
if (mem.eql(u8, next_arg, "-")) {
@@ -5098,11 +5093,7 @@ fn cmdBuild(gpa: Allocator, arena: Allocator, io: Io, args: []const []const u8,
if (i + 1 >= args.len) fatal("expected argument after '{s}'", .{arg});
try child_argv.appendSlice(arena, args[i .. i + 2]);
i += 1;
if (!build_options.enable_logging) {
warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
} else {
try log_scopes.append(arena, args[i]);
}
try addDebugLog(arena, args[i]);
continue;
} else if (mem.eql(u8, arg, "--debug-compile-errors")) {
if (build_options.enable_debug_extensions) {
@@ -5380,6 +5371,7 @@ fn cmdBuild(gpa: Allocator, arena: Allocator, io: Io, args: []const []const u8,
.hash_tok = .none,
.name_tok = 0,
.lazy_status = .eager,
.remote_package_root = phantom_package_root,
.parent_package_root = phantom_package_root,
.parent_manifest_ast = null,
.prog_node = fetch_prog_node,
@@ -5400,6 +5392,7 @@ fn cmdBuild(gpa: Allocator, arena: Allocator, io: Io, args: []const []const u8,
.module = build_mod,
};
job_queue.all_fetches.appendAssumeCapacity(&fetch);
job_queue.table.putAssumeCapacityNoClobber(
@@ -7034,6 +7027,7 @@ const usage_fetch =
\\ --cache-dir [path] Override path to local cache directory
\\ --pkg-dir [path] Override path to local package directory
\\ --debug-hash Print verbose hash information to stdout
\\ --debug-log [scope] Enable printing debug/info log messages for scope
\\ --save Add the fetched package to build.zig.zon
\\ --save=[name] Add the fetched package to build.zig.zon as name
\\ --save-exact Add the fetched package to build.zig.zon, storing the URL verbatim
@@ -7071,19 +7065,23 @@ fn cmdFetch(
try Io.File.stdout().writeStreamingAll(io, usage_fetch);
return cleanExit(io);
} else if (mem.eql(u8, arg, "--global-cache-dir")) {
if (i + 1 >= args.len) fatal("expected argument after '{s}'", .{arg});
if (i + 1 >= args.len) fatal("expected argument after: {s}", .{arg});
i += 1;
override_global_cache_dir = args[i];
} else if (mem.eql(u8, arg, "--cache-dir")) {
if (i + 1 >= args.len) fatal("expected argument after '{s}'", .{arg});
if (i + 1 >= args.len) fatal("expected argument after: {s}", .{arg});
i += 1;
override_local_cache_dir = args[i];
} else if (mem.eql(u8, arg, "--pkg-dir")) {
if (i + 1 >= args.len) fatal("expected argument after '{s}'", .{arg});
if (i + 1 >= args.len) fatal("expected argument after: {s}", .{arg});
i += 1;
override_pkg_dir = args[i];
} else if (mem.eql(u8, arg, "--debug-hash")) {
debug_hash = true;
} else if (mem.eql(u8, arg, "--debug-log")) {
if (i + 1 >= args.len) fatal("expected argument after: {s}", .{arg});
i += 1;
try addDebugLog(arena, args[i]);
} else if (mem.eql(u8, arg, "--save")) {
save = .{ .yes = null };
} else if (mem.cutPrefix(u8, arg, "--save=")) |rest| {
@@ -7172,6 +7170,7 @@ fn cmdFetch(
.hash_tok = .none,
.name_tok = 0,
.lazy_status = .eager,
.remote_package_root = undefined,
.parent_package_root = undefined,
.parent_manifest_ast = null,
.prog_node = root_prog_node,
@@ -7816,3 +7815,11 @@ fn randInt(io: Io, comptime T: type) T {
io.random(@ptrCast(&x));
return x;
}
fn addDebugLog(arena: Allocator, scope_name: []const u8) error{OutOfMemory}!void {
if (!build_options.enable_logging) {
warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
} else {
try log_scopes.append(arena, scope_name);
}
}