mirror of
https://github.com/ziglang/zig.git
synced 2025-12-06 06:13:07 +00:00
zig fetch: add --save flag
``` --save Add the fetched package to build.zig.zon --save=[name] Add the fetched package to build.zig.zon as name ```
This commit is contained in:
Andrew Kelley
parent
a0c8d54823
commit
0c0b69891a
@ -61,7 +61,7 @@ String.
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When this is provided, the package is found in a directory relative to the
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build root. In this case the package's hash is irrelevant and therefore not
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computed.
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computed. This field and `url` are mutually exclusive.
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### `paths`
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@ -15,8 +15,7 @@
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// Once all dependencies are fetched, `zig build` no longer requires
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// Internet connectivity.
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.dependencies = .{
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// A future version of Zig will provide a `zig add <url>` subcommand
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// for easily adding dependencies.
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// See `zig fetch --save <url>` for a command-line interface for adding dependencies.
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//.example = .{
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// // When updating this field to a new URL, be sure to delete the corresponding
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// // `hash`, otherwise you are communicating that you expect to find the old hash at
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@ -36,7 +35,7 @@
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//
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// // When this is provided, the package is found in a directory relative to the
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// // build root. In this case the package's hash is irrelevant and therefore not
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// // computed.
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// // computed. This field and `url` are mutually exclusive.
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// .path = "foo",
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//},
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},
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@ -57,5 +56,7 @@
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//"build.zig",
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//"build.zig.zon",
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//"src",
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//"LICENSE",
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//"README.md",
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},
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}
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445
src/main.zig
445
src/main.zig
@ -1255,7 +1255,7 @@ fn buildOutputType(
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override_lib_dir = args_iter.nextOrFatal();
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} else if (mem.eql(u8, arg, "--debug-log")) {
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if (!build_options.enable_logging) {
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std.log.warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
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warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
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_ = args_iter.nextOrFatal();
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} else {
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try log_scopes.append(gpa, args_iter.nextOrFatal());
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@ -1279,7 +1279,7 @@ fn buildOutputType(
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listen = .stdio;
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} else if (mem.eql(u8, arg, "--debug-link-snapshot")) {
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if (!build_options.enable_link_snapshots) {
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std.log.warn("Zig was compiled without linker snapshots enabled (-Dlink-snapshot). --debug-link-snapshot has no effect.", .{});
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warn("Zig was compiled without linker snapshots enabled (-Dlink-snapshot). --debug-link-snapshot has no effect.", .{});
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} else {
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enable_link_snapshots = true;
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}
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@ -1558,7 +1558,7 @@ fn buildOutputType(
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};
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} else if (mem.eql(u8, arg, "--debug-compile-errors")) {
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if (!crash_report.is_enabled) {
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std.log.warn("Zig was compiled in a release mode. --debug-compile-errors has no effect.", .{});
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warn("Zig was compiled in a release mode. --debug-compile-errors has no effect.", .{});
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} else {
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debug_compile_errors = true;
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}
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@ -1662,7 +1662,7 @@ fn buildOutputType(
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},
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.def, .unknown => {
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if (std.ascii.eqlIgnoreCase(".xml", std.fs.path.extension(arg))) {
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std.log.warn("embedded manifest files must have the extension '.manifest'", .{});
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warn("embedded manifest files must have the extension '.manifest'", .{});
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}
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fatal("unrecognized file extension of parameter '{s}'", .{arg});
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},
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@ -2793,7 +2793,7 @@ fn buildOutputType(
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continue;
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},
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.only_compiler_rt => {
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std.log.warn("ignoring superfluous library '{s}': this dependency is fulfilled instead by compiler-rt which zig unconditionally provides", .{lib_name});
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warn("ignoring superfluous library '{s}': this dependency is fulfilled instead by compiler-rt which zig unconditionally provides", .{lib_name});
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continue;
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},
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}
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@ -4851,7 +4851,6 @@ pub const usage_init =
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;
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pub fn cmdInit(gpa: Allocator, arena: Allocator, args: []const []const u8) !void {
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_ = gpa;
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{
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var i: usize = 0;
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while (i < args.len) : (i += 1) {
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@ -4868,58 +4867,24 @@ pub fn cmdInit(gpa: Allocator, arena: Allocator, args: []const []const u8) !void
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}
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}
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}
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const self_exe_path = try introspect.findZigExePath(arena);
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var zig_lib_directory = introspect.findZigLibDirFromSelfExe(arena, self_exe_path) catch |err| {
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fatal("unable to find zig installation directory: {s}\n", .{@errorName(err)});
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};
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defer zig_lib_directory.handle.close();
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const s = fs.path.sep_str;
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const template_sub_path = "init";
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var template_dir = zig_lib_directory.handle.openDir(template_sub_path, .{}) catch |err| {
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const path = zig_lib_directory.path orelse ".";
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fatal("unable to open zig project template directory '{s}{s}{s}': {s}", .{
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path, s, template_sub_path, @errorName(err),
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});
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};
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defer template_dir.close();
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var templates = findTemplates(gpa, arena);
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defer templates.deinit();
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const cwd_path = try process.getCwdAlloc(arena);
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const cwd_basename = fs.path.basename(cwd_path);
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const max_bytes = 10 * 1024 * 1024;
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const s = fs.path.sep_str;
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const template_paths = [_][]const u8{
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"build.zig",
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"build.zig.zon",
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Package.build_zig_basename,
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Package.Manifest.basename,
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"src" ++ s ++ "main.zig",
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"src" ++ s ++ "root.zig",
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};
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var ok_count: usize = 0;
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for (template_paths) |template_path| {
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if (fs.path.dirname(template_path)) |dirname| {
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fs.cwd().makePath(dirname) catch |err| {
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fatal("unable to make path '{s}': {s}", .{ dirname, @errorName(err) });
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};
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}
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const contents = template_dir.readFileAlloc(arena, template_path, max_bytes) catch |err| {
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fatal("unable to read template file '{s}': {s}", .{ template_path, @errorName(err) });
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};
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var modified_contents = try std.ArrayList(u8).initCapacity(arena, contents.len);
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for (contents) |c| {
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if (c == '$') {
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try modified_contents.appendSlice(cwd_basename);
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} else {
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try modified_contents.append(c);
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}
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}
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if (fs.cwd().writeFile2(.{
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.sub_path = template_path,
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.data = modified_contents.items,
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.flags = .{ .exclusive = true },
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})) |_| {
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if (templates.write(arena, fs.cwd(), cwd_basename, template_path)) |_| {
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std.log.info("created {s}", .{template_path});
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ok_count += 1;
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} else |err| switch (err) {
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@ -5057,14 +5022,14 @@ pub fn cmdBuild(gpa: Allocator, arena: Allocator, args: []const []const u8) !voi
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try child_argv.appendSlice(args[i .. i + 2]);
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i += 1;
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if (!build_options.enable_logging) {
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std.log.warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
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warn("Zig was compiled without logging enabled (-Dlog). --debug-log has no effect.", .{});
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} else {
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try log_scopes.append(gpa, args[i]);
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}
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continue;
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} else if (mem.eql(u8, arg, "--debug-compile-errors")) {
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if (!crash_report.is_enabled) {
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std.log.warn("Zig was compiled in a release mode. --debug-compile-errors has no effect.", .{});
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warn("Zig was compiled in a release mode. --debug-compile-errors has no effect.", .{});
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} else {
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debug_compile_errors = true;
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}
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@ -5113,44 +5078,11 @@ pub fn cmdBuild(gpa: Allocator, arena: Allocator, args: []const []const u8) !voi
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defer if (cleanup_build_dir) |*dir| dir.close();
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const cwd_path = try process.getCwdAlloc(arena);
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const build_zig_basename = if (build_file) |bf| fs.path.basename(bf) else Package.build_zig_basename;
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const build_root: Compilation.Directory = blk: {
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if (build_file) |bf| {
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if (fs.path.dirname(bf)) |dirname| {
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const dir = fs.cwd().openDir(dirname, .{}) catch |err| {
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fatal("unable to open directory to build file from argument 'build-file', '{s}': {s}", .{ dirname, @errorName(err) });
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};
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cleanup_build_dir = dir;
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break :blk .{ .path = dirname, .handle = dir };
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}
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break :blk .{ .path = null, .handle = fs.cwd() };
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}
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// Search up parent directories until we find build.zig.
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var dirname: []const u8 = cwd_path;
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while (true) {
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const joined_path = try fs.path.join(arena, &[_][]const u8{ dirname, build_zig_basename });
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if (fs.cwd().access(joined_path, .{})) |_| {
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const dir = fs.cwd().openDir(dirname, .{}) catch |err| {
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fatal("unable to open directory while searching for build.zig file, '{s}': {s}", .{ dirname, @errorName(err) });
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};
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break :blk .{ .path = dirname, .handle = dir };
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} else |err| switch (err) {
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error.FileNotFound => {
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dirname = fs.path.dirname(dirname) orelse {
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std.log.info("{s}", .{
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\\Initialize a 'build.zig' template file with `zig init-lib` or `zig init-exe`,
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\\or see `zig --help` for more options.
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const build_root = try findBuildRoot(arena, .{
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.cwd_path = cwd_path,
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.build_file = build_file,
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});
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fatal("No 'build.zig' file found, in the current directory or any parent directories.", .{});
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};
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continue;
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},
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else => |e| return e,
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}
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}
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};
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child_argv.items[argv_index_build_file] = build_root.path orelse cwd_path;
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child_argv.items[argv_index_build_file] = build_root.directory.path orelse cwd_path;
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var global_cache_directory: Compilation.Directory = l: {
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const p = override_global_cache_dir orelse try introspect.resolveGlobalCacheDir(arena);
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@ -5170,9 +5102,9 @@ pub fn cmdBuild(gpa: Allocator, arena: Allocator, args: []const []const u8) !voi
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.path = local_cache_dir_path,
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};
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}
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const cache_dir_path = try build_root.join(arena, &[_][]const u8{"zig-cache"});
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const cache_dir_path = try build_root.directory.join(arena, &[_][]const u8{"zig-cache"});
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break :l .{
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.handle = try build_root.handle.makeOpenPath("zig-cache", .{}),
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.handle = try build_root.directory.handle.makeOpenPath("zig-cache", .{}),
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.path = cache_dir_path,
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};
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};
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@ -5215,8 +5147,8 @@ pub fn cmdBuild(gpa: Allocator, arena: Allocator, args: []const []const u8) !voi
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};
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var build_mod: Package.Module = .{
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.root = .{ .root_dir = build_root },
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.root_src_path = build_zig_basename,
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.root = .{ .root_dir = build_root.directory },
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.root_src_path = build_root.build_zig_basename,
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.fully_qualified_name = "root.@build",
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};
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if (build_options.only_core_functionality) {
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@ -6904,40 +6836,40 @@ const ClangSearchSanitizer = struct {
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.I => {
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if (m.I) return;
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m.I = true;
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if (m.isystem) std.log.warn(wtxt, .{ dir, "I", "isystem" });
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if (m.idirafter) std.log.warn(wtxt, .{ dir, "I", "idirafter" });
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if (m.iframework) std.log.warn(wtxt, .{ dir, "I", "iframework" });
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if (m.isystem) warn(wtxt, .{ dir, "I", "isystem" });
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if (m.idirafter) warn(wtxt, .{ dir, "I", "idirafter" });
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if (m.iframework) warn(wtxt, .{ dir, "I", "iframework" });
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},
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.isystem => {
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if (m.isystem) return;
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m.isystem = true;
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if (m.I) std.log.warn(wtxt, .{ dir, "isystem", "I" });
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if (m.idirafter) std.log.warn(wtxt, .{ dir, "isystem", "idirafter" });
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if (m.iframework) std.log.warn(wtxt, .{ dir, "isystem", "iframework" });
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if (m.I) warn(wtxt, .{ dir, "isystem", "I" });
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if (m.idirafter) warn(wtxt, .{ dir, "isystem", "idirafter" });
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if (m.iframework) warn(wtxt, .{ dir, "isystem", "iframework" });
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},
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.iwithsysroot => {
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if (m.iwithsysroot) return;
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m.iwithsysroot = true;
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if (m.iframeworkwithsysroot) std.log.warn(wtxt, .{ dir, "iwithsysroot", "iframeworkwithsysroot" });
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if (m.iframeworkwithsysroot) warn(wtxt, .{ dir, "iwithsysroot", "iframeworkwithsysroot" });
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},
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.idirafter => {
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if (m.idirafter) return;
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m.idirafter = true;
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if (m.I) std.log.warn(wtxt, .{ dir, "idirafter", "I" });
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if (m.isystem) std.log.warn(wtxt, .{ dir, "idirafter", "isystem" });
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if (m.iframework) std.log.warn(wtxt, .{ dir, "idirafter", "iframework" });
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if (m.I) warn(wtxt, .{ dir, "idirafter", "I" });
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if (m.isystem) warn(wtxt, .{ dir, "idirafter", "isystem" });
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if (m.iframework) warn(wtxt, .{ dir, "idirafter", "iframework" });
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},
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.iframework => {
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if (m.iframework) return;
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m.iframework = true;
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if (m.I) std.log.warn(wtxt, .{ dir, "iframework", "I" });
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if (m.isystem) std.log.warn(wtxt, .{ dir, "iframework", "isystem" });
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if (m.idirafter) std.log.warn(wtxt, .{ dir, "iframework", "idirafter" });
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if (m.I) warn(wtxt, .{ dir, "iframework", "I" });
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if (m.isystem) warn(wtxt, .{ dir, "iframework", "isystem" });
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if (m.idirafter) warn(wtxt, .{ dir, "iframework", "idirafter" });
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},
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.iframeworkwithsysroot => {
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if (m.iframeworkwithsysroot) return;
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m.iframeworkwithsysroot = true;
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if (m.iwithsysroot) std.log.warn(wtxt, .{ dir, "iframeworkwithsysroot", "iwithsysroot" });
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if (m.iwithsysroot) warn(wtxt, .{ dir, "iframeworkwithsysroot", "iwithsysroot" });
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},
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}
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try self.argv.append(arg);
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@ -7097,6 +7029,8 @@ pub const usage_fetch =
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\\ -h, --help Print this help and exit
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\\ --global-cache-dir [path] Override path to global Zig cache directory
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\\ --debug-hash Print verbose hash information to stdout
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\\ --save Add the fetched package to build.zig.zon
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\\ --save=[name] Add the fetched package to build.zig.zon as name
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\\
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;
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@ -7111,6 +7045,7 @@ fn cmdFetch(
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var opt_path_or_url: ?[]const u8 = null;
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var override_global_cache_dir: ?[]const u8 = try EnvVar.ZIG_GLOBAL_CACHE_DIR.get(arena);
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var debug_hash: bool = false;
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var save: union(enum) { no, yes, name: []const u8 } = .no;
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{
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var i: usize = 0;
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@ -7125,10 +7060,12 @@ fn cmdFetch(
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if (i + 1 >= args.len) fatal("expected argument after '{s}'", .{arg});
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i += 1;
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override_global_cache_dir = args[i];
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continue;
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} else if (mem.eql(u8, arg, "--debug-hash")) {
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debug_hash = true;
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continue;
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} else if (mem.eql(u8, arg, "--save")) {
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save = .yes;
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} else if (mem.startsWith(u8, arg, "--save=")) {
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save = .{ .name = arg["--save=".len..] };
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} else {
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fatal("unrecognized parameter: '{s}'", .{arg});
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}
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@ -7214,7 +7151,97 @@ fn cmdFetch(
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progress.done = true;
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progress.refresh();
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const name = switch (save) {
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.no => {
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try io.getStdOut().writeAll(hex_digest ++ "\n");
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return cleanExit();
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},
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.yes => n: {
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const fetched_manifest = fetch.manifest orelse
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fatal("unable to determine name; fetched package has no build.zig.zon file", .{});
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break :n fetched_manifest.name;
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},
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.name => |n| n,
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};
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const cwd_path = try process.getCwdAlloc(arena);
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var build_root = try findBuildRoot(arena, .{
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.cwd_path = cwd_path,
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});
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defer build_root.deinit();
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// The name to use in case the manifest file needs to be created now.
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const init_root_name = fs.path.basename(build_root.directory.path orelse cwd_path);
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var manifest, var ast = try loadManifest(gpa, arena, .{
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.root_name = init_root_name,
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.dir = build_root.directory.handle,
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.color = color,
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});
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defer {
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manifest.deinit(gpa);
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ast.deinit(gpa);
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}
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var fixups: Ast.Fixups = .{};
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defer fixups.deinit(gpa);
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const new_node_init = try std.fmt.allocPrint(arena,
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\\.{{
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\\ .url = "{}",
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\\ .hash = "{}",
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\\ }}
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, .{
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std.zig.fmtEscapes(path_or_url),
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std.zig.fmtEscapes(&hex_digest),
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});
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const new_node_text = try std.fmt.allocPrint(arena, ".{} = {s},\n", .{
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std.zig.fmtId(name), new_node_init,
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});
|
||||
|
||||
const dependencies_init = try std.fmt.allocPrint(arena, ".{{\n {s} }}", .{
|
||||
new_node_text,
|
||||
});
|
||||
|
||||
const dependencies_text = try std.fmt.allocPrint(arena, ".dependencies = {s},\n", .{
|
||||
dependencies_init,
|
||||
});
|
||||
|
||||
if (manifest.dependencies.get(name)) |dep| {
|
||||
if (dep.hash) |h| {
|
||||
switch (dep.location) {
|
||||
.url => |u| {
|
||||
if (mem.eql(u8, h, &hex_digest) and mem.eql(u8, u, path_or_url)) {
|
||||
std.log.info("existing dependency named '{s}' is up-to-date", .{name});
|
||||
process.exit(0);
|
||||
}
|
||||
},
|
||||
.path => {},
|
||||
}
|
||||
}
|
||||
warn("overwriting existing dependency named '{s}'", .{name});
|
||||
try fixups.replace_nodes_with_string.put(gpa, dep.node, new_node_init);
|
||||
} else if (manifest.dependencies.count() > 0) {
|
||||
// Add fixup for adding another dependency.
|
||||
const deps = manifest.dependencies.values();
|
||||
const last_dep_node = deps[deps.len - 1].node;
|
||||
try fixups.append_string_after_node.put(gpa, last_dep_node, new_node_text);
|
||||
} else if (manifest.dependencies_node != 0) {
|
||||
// Add fixup for replacing the entire dependencies struct.
|
||||
try fixups.replace_nodes_with_string.put(gpa, manifest.dependencies_node, dependencies_init);
|
||||
} else {
|
||||
// Add fixup for adding dependencies struct.
|
||||
try fixups.append_string_after_node.put(gpa, manifest.version_node, dependencies_text);
|
||||
}
|
||||
|
||||
var rendered = std.ArrayList(u8).init(gpa);
|
||||
defer rendered.deinit();
|
||||
try ast.renderToArrayList(&rendered, fixups);
|
||||
|
||||
build_root.directory.handle.writeFile(Package.Manifest.basename, rendered.items) catch |err| {
|
||||
fatal("unable to write {s} file: {s}", .{ Package.Manifest.basename, @errorName(err) });
|
||||
};
|
||||
|
||||
return cleanExit();
|
||||
}
|
||||
@ -7279,3 +7306,211 @@ fn defaultWasmEntryName(exec_model: ?std.builtin.WasiExecModel) []const u8 {
|
||||
}
|
||||
return "_start";
|
||||
}
|
||||
|
||||
const BuildRoot = struct {
|
||||
directory: Cache.Directory,
|
||||
build_zig_basename: []const u8,
|
||||
cleanup_build_dir: ?fs.Dir,
|
||||
|
||||
fn deinit(br: *BuildRoot) void {
|
||||
if (br.cleanup_build_dir) |*dir| dir.close();
|
||||
br.* = undefined;
|
||||
}
|
||||
};
|
||||
|
||||
const FindBuildRootOptions = struct {
|
||||
build_file: ?[]const u8 = null,
|
||||
cwd_path: ?[]const u8 = null,
|
||||
};
|
||||
|
||||
fn findBuildRoot(arena: Allocator, options: FindBuildRootOptions) !BuildRoot {
|
||||
const cwd_path = options.cwd_path orelse try process.getCwdAlloc(arena);
|
||||
const build_zig_basename = if (options.build_file) |bf|
|
||||
fs.path.basename(bf)
|
||||
else
|
||||
Package.build_zig_basename;
|
||||
|
||||
if (options.build_file) |bf| {
|
||||
if (fs.path.dirname(bf)) |dirname| {
|
||||
const dir = fs.cwd().openDir(dirname, .{}) catch |err| {
|
||||
fatal("unable to open directory to build file from argument 'build-file', '{s}': {s}", .{ dirname, @errorName(err) });
|
||||
};
|
||||
return .{
|
||||
.build_zig_basename = build_zig_basename,
|
||||
.directory = .{ .path = dirname, .handle = dir },
|
||||
.cleanup_build_dir = dir,
|
||||
};
|
||||
}
|
||||
|
||||
return .{
|
||||
.build_zig_basename = build_zig_basename,
|
||||
.directory = .{ .path = null, .handle = fs.cwd() },
|
||||
.cleanup_build_dir = null,
|
||||
};
|
||||
}
|
||||
// Search up parent directories until we find build.zig.
|
||||
var dirname: []const u8 = cwd_path;
|
||||
while (true) {
|
||||
const joined_path = try fs.path.join(arena, &[_][]const u8{ dirname, build_zig_basename });
|
||||
if (fs.cwd().access(joined_path, .{})) |_| {
|
||||
const dir = fs.cwd().openDir(dirname, .{}) catch |err| {
|
||||
fatal("unable to open directory while searching for build.zig file, '{s}': {s}", .{ dirname, @errorName(err) });
|
||||
};
|
||||
return .{
|
||||
.build_zig_basename = build_zig_basename,
|
||||
.directory = .{
|
||||
.path = dirname,
|
||||
.handle = dir,
|
||||
},
|
||||
.cleanup_build_dir = dir,
|
||||
};
|
||||
} else |err| switch (err) {
|
||||
error.FileNotFound => {
|
||||
dirname = fs.path.dirname(dirname) orelse {
|
||||
std.log.info("initialize {s} template file with 'zig init'", .{
|
||||
Package.build_zig_basename,
|
||||
});
|
||||
std.log.info("see 'zig --help' for more options", .{});
|
||||
fatal("no build.zig file found, in the current directory or any parent directories", .{});
|
||||
};
|
||||
continue;
|
||||
},
|
||||
else => |e| return e,
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
const LoadManifestOptions = struct {
|
||||
root_name: []const u8,
|
||||
dir: fs.Dir,
|
||||
color: Color,
|
||||
};
|
||||
|
||||
fn loadManifest(
|
||||
gpa: Allocator,
|
||||
arena: Allocator,
|
||||
options: LoadManifestOptions,
|
||||
) !struct { Package.Manifest, Ast } {
|
||||
const manifest_bytes = while (true) {
|
||||
break options.dir.readFileAllocOptions(
|
||||
arena,
|
||||
Package.Manifest.basename,
|
||||
Package.Manifest.max_bytes,
|
||||
null,
|
||||
1,
|
||||
0,
|
||||
) catch |err| switch (err) {
|
||||
error.FileNotFound => {
|
||||
var templates = findTemplates(gpa, arena);
|
||||
defer templates.deinit();
|
||||
|
||||
templates.write(arena, options.dir, options.root_name, Package.Manifest.basename) catch |e| {
|
||||
fatal("unable to write {s}: {s}", .{
|
||||
Package.Manifest.basename, @errorName(e),
|
||||
});
|
||||
};
|
||||
continue;
|
||||
},
|
||||
else => |e| fatal("unable to load {s}: {s}", .{
|
||||
Package.Manifest.basename, @errorName(e),
|
||||
}),
|
||||
};
|
||||
};
|
||||
var ast = try Ast.parse(gpa, manifest_bytes, .zon);
|
||||
errdefer ast.deinit(gpa);
|
||||
|
||||
if (ast.errors.len > 0) {
|
||||
try printAstErrorsToStderr(gpa, ast, Package.Manifest.basename, options.color);
|
||||
process.exit(2);
|
||||
}
|
||||
|
||||
var manifest = try Package.Manifest.parse(gpa, ast, .{});
|
||||
errdefer manifest.deinit(gpa);
|
||||
|
||||
if (manifest.errors.len > 0) {
|
||||
var wip_errors: std.zig.ErrorBundle.Wip = undefined;
|
||||
try wip_errors.init(gpa);
|
||||
defer wip_errors.deinit();
|
||||
|
||||
const src_path = try wip_errors.addString(Package.Manifest.basename);
|
||||
try manifest.copyErrorsIntoBundle(ast, src_path, &wip_errors);
|
||||
|
||||
var error_bundle = try wip_errors.toOwnedBundle("");
|
||||
defer error_bundle.deinit(gpa);
|
||||
error_bundle.renderToStdErr(renderOptions(options.color));
|
||||
|
||||
process.exit(2);
|
||||
}
|
||||
return .{ manifest, ast };
|
||||
}
|
||||
|
||||
const Templates = struct {
|
||||
zig_lib_directory: Cache.Directory,
|
||||
dir: fs.Dir,
|
||||
buffer: std.ArrayList(u8),
|
||||
|
||||
fn deinit(templates: *Templates) void {
|
||||
templates.zig_lib_directory.handle.close();
|
||||
templates.dir.close();
|
||||
templates.buffer.deinit();
|
||||
templates.* = undefined;
|
||||
}
|
||||
|
||||
fn write(
|
||||
templates: *Templates,
|
||||
arena: Allocator,
|
||||
out_dir: fs.Dir,
|
||||
root_name: []const u8,
|
||||
template_path: []const u8,
|
||||
) !void {
|
||||
if (fs.path.dirname(template_path)) |dirname| {
|
||||
out_dir.makePath(dirname) catch |err| {
|
||||
fatal("unable to make path '{s}': {s}", .{ dirname, @errorName(err) });
|
||||
};
|
||||
}
|
||||
|
||||
const max_bytes = 10 * 1024 * 1024;
|
||||
const contents = templates.dir.readFileAlloc(arena, template_path, max_bytes) catch |err| {
|
||||
fatal("unable to read template file '{s}': {s}", .{ template_path, @errorName(err) });
|
||||
};
|
||||
templates.buffer.clearRetainingCapacity();
|
||||
try templates.buffer.ensureUnusedCapacity(contents.len);
|
||||
for (contents) |c| {
|
||||
if (c == '$') {
|
||||
try templates.buffer.appendSlice(root_name);
|
||||
} else {
|
||||
try templates.buffer.append(c);
|
||||
}
|
||||
}
|
||||
|
||||
return out_dir.writeFile2(.{
|
||||
.sub_path = template_path,
|
||||
.data = templates.buffer.items,
|
||||
.flags = .{ .exclusive = true },
|
||||
});
|
||||
}
|
||||
};
|
||||
|
||||
fn findTemplates(gpa: Allocator, arena: Allocator) Templates {
|
||||
const self_exe_path = introspect.findZigExePath(arena) catch |err| {
|
||||
fatal("unable to find self exe path: {s}", .{@errorName(err)});
|
||||
};
|
||||
var zig_lib_directory = introspect.findZigLibDirFromSelfExe(arena, self_exe_path) catch |err| {
|
||||
fatal("unable to find zig installation directory: {s}", .{@errorName(err)});
|
||||
};
|
||||
|
||||
const s = fs.path.sep_str;
|
||||
const template_sub_path = "init";
|
||||
const template_dir = zig_lib_directory.handle.openDir(template_sub_path, .{}) catch |err| {
|
||||
const path = zig_lib_directory.path orelse ".";
|
||||
fatal("unable to open zig project template directory '{s}{s}{s}': {s}", .{
|
||||
path, s, template_sub_path, @errorName(err),
|
||||
});
|
||||
};
|
||||
|
||||
return .{
|
||||
.zig_lib_directory = zig_lib_directory,
|
||||
.dir = template_dir,
|
||||
.buffer = std.ArrayList(u8).init(gpa),
|
||||
};
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user