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freetype: ensure upstream/ submodule is cloned

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
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Stephen Gutekanst 2022-05-23 00:31:01 -07:00 • committed by Stephen Gutekanst
parent d109720a3b
commit ddaba2db87
1 changed files with 15 additions and 0 deletions
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15
freetype/build.zig
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@ -12,6 +12,9 @@ pub fn buildFreeType(b: *std.build.Builder, mode: std.builtin.Mode, target: std.
defer b.allocator.free(main_abs);
defer b.allocator.free(include_path);
// TODO(build-system): https://github.com/hexops/mach/issues/229#issuecomment-1100958939
ensureDependencySubmodule(b.allocator, "upstream") catch unreachable;
const lib = b.addStaticLibrary("freetype", main_abs);
lib.defineCMacro("FT2_BUILD_LIBRARY", "1");
lib.setBuildMode(mode);
@ -121,3 +124,15 @@ const freetype_base_sources = &[_][]const u8{
"src/type42/type42.c",
"src/winfonts/winfnt.c",
};
fn ensureDependencySubmodule(allocator: std.mem.Allocator, path: []const u8) !void {
if (std.process.getEnvVarOwned(allocator, "NO_ENSURE_SUBMODULES")) |no_ensure_submodules| {
if (std.mem.eql(u8, no_ensure_submodules, "true")) return;
} else |_| {}
var child = std.ChildProcess.init(&.{ "git", "submodule", "update", "--init", path }, allocator);
child.cwd = thisDir();
child.stderr = std.io.getStdErr();
child.stdout = std.io.getStdOut();
_ = try child.spawnAndWait();
}