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Allocate build_runner args directly

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This commit is contained in:
J.C. Moyer 2022-09-28 08:33:48 -04:00
parent 399fa7fd09
commit cbc6feeb76
1 changed files with 21 additions and 26 deletions
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47
src/DocumentStore.zig
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@ -178,38 +178,33 @@ fn loadBuildConfiguration(context: LoadBuildConfigContext) !void {
defer if (context.build_file_path == null) allocator.free(build_file_path);
const directory_path = build_file_path[0 .. build_file_path.len - "build.zig".len];
// enough capacity for arguments always passed to the build runner plus a couple build options
var arglist = try std.ArrayListUnmanaged([]const u8).initCapacity(arena_allocator, 32);
defer arglist.deinit(arena_allocator);
const standard_args = &[_][]const u8{
zig_exe_path,
"run",
build_runner_path,
"--cache-dir",
global_cache_path,
"--pkg-begin",
"@build@",
build_file_path,
"--pkg-end",
"--",
zig_exe_path,
directory_path,
context.cache_root,
context.global_cache_root,
};
try arglist.appendSlice(
arena_allocator,
&[_][]const u8{
zig_exe_path,
"run",
build_runner_path,
"--cache-dir",
global_cache_path,
"--pkg-begin",
"@build@",
build_file_path,
"--pkg-end",
"--",
zig_exe_path,
directory_path,
context.cache_root,
context.global_cache_root,
},
);
var args = try arena_allocator.alloc([]const u8, standard_args.len + if (build_file.build_options) |opts| opts.len else 0);
defer arena_allocator.free(args);
args[0..standard_args.len].* = standard_args.*;
if (build_file.build_options) |opts| {
for (opts) |opt| {
try arglist.append(allocator, try opt.formatParam(arena_allocator));
for (opts) |opt, i| {
args[standard_args.len + i] = try opt.formatParam(arena_allocator);
}
}
const args: []const []const u8 = arglist.items;
const zig_run_result = try std.ChildProcess.exec(.{
.allocator = allocator,
.argv = args,