move os differences to build.zig
Since windows is more of a framework model than a library model, it is simpler to just start with a different entry point
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e0e2374c51
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03132d2c67
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@ -11,9 +11,15 @@ pub fn build(b: *std.build.Builder) void {
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// between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall.
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// between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall.
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const mode = b.standardReleaseOptions();
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const mode = b.standardReleaseOptions();
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const exe = b.addExecutable("clipboard", "src/main.zig");
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const exe = switch (target.getOs().tag) {
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.linux => b.addExecutable("clipboard", "src/main-linux.zig"),
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.windows => b.addExecutable("clipboard", "src/main-windows.zig"),
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else => std.os.exit(1),
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};
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exe.setTarget(target);
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exe.setTarget(target);
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exe.setBuildMode(mode);
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exe.setBuildMode(mode);
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exe.linkLibC();
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if (target.getOs().tag == .linux) {
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if (target.getOs().tag == .linux) {
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// LibX11 1.7.2: https://gitlab.freedesktop.org/xorg/lib/libx11/-/archive/libX11-1.7.2/libx11-libX11-1.7.2.tar.gz
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// LibX11 1.7.2: https://gitlab.freedesktop.org/xorg/lib/libx11/-/archive/libX11-1.7.2/libx11-libX11-1.7.2.tar.gz
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// LibXfixes 5.0.3: https://gitlab.freedesktop.org/xorg/lib/libxfixes/-/archive/libXfixes-5.0.3/libxfixes-libXfixes-5.0.3.tar.gz
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// LibXfixes 5.0.3: https://gitlab.freedesktop.org/xorg/lib/libxfixes/-/archive/libXfixes-5.0.3/libxfixes-libXfixes-5.0.3.tar.gz
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@ -21,7 +27,6 @@ pub fn build(b: *std.build.Builder) void {
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// We can download the above by taking each url and processing in a
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// We can download the above by taking each url and processing in a
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// command e.g.:
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// command e.g.:
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// curl <url> | tar xz --wildcards '*.h'
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// curl <url> | tar xz --wildcards '*.h'
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exe.linkLibC();
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exe.addIncludeDir("libx11-libX11-1.7.2/include");
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exe.addIncludeDir("libx11-libX11-1.7.2/include");
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exe.addIncludeDir("libxfixes-libXfixes-5.0.3/include");
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exe.addIncludeDir("libxfixes-libXfixes-5.0.3/include");
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exe.addIncludeDir("xorgproto-xorgproto-2021.5/include");
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exe.addIncludeDir("xorgproto-xorgproto-2021.5/include");
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@ -5,6 +5,62 @@ const c = @cImport({
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@cInclude("X11/extensions/Xfixes.h");
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@cInclude("X11/extensions/Xfixes.h");
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});
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});
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pub fn main() !u8 {
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var watch = false;
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var gpa = std.heap.GeneralPurposeAllocator(.{}){};
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defer _ = gpa.deinit();
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const allocator = &gpa.allocator;
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var args = std.process.args();
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defer args.deinit();
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while (args.next(allocator)) |arg_or_err| {
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const arg = try arg_or_err;
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defer allocator.free(arg);
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if (std.mem.eql(u8, arg, "-w")) {
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watch = true;
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break;
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}
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}
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clipboardAction(watch) catch return 1;
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return 0;
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}
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pub fn clipboardAction(watch: bool) !void {
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const stdout = std.io.getStdOut().writer();
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var display: *c.Display = c.XOpenDisplay(null).?;
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defer _ = c.XCloseDisplay(display);
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const default_screen = c.XDefaultScreen(display);
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var color = c.XBlackPixel(display, default_screen);
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var window = c.XCreateSimpleWindow(display, c.XDefaultRootWindow(display), 0, 0, 1, 1, 0, color, color);
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defer _ = c.XDestroyWindow(display, window);
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// Watch will not return
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if (watch) try watchClip(display, window, "CLIPBOARD", stdout);
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var result = (try printSelection(display, window, "CLIPBOARD", "UTF8_STRING", stdout)) or
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(try printSelection(display, window, "CLIPBOARD", "STRING", stdout));
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if (!result) return error.ClipboardActionFailed;
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}
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fn watchClip(display: *c.Display, window: c.Window, bufname: [*c]const u8, writer: anytype) !void {
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var event_base: c_int = undefined;
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var error_base: c_int = undefined;
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var event: c.XEvent = undefined;
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var bufid = c.XInternAtom(display, bufname, c.False);
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_ = c.XFixesQueryExtension(display, &event_base, &error_base);
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_ = c.XFixesSelectSelectionInput(display, c.XDefaultRootWindow(display), bufid, c.XFixesSetSelectionOwnerNotifyMask);
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while (true) {
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_ = c.XNextEvent(display, &event);
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if (event.type == event_base + c.XFixesSelectionNotify and
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event.xselection.property == bufid)
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{
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_ = try writer.print("y", .{});
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if (!try printSelection(display, window, bufname, "UTF8_STRING", writer))
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_ = try printSelection(display, window, bufname, "STRING", writer);
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}
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}
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}
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fn printSelection(display: *c.Display, window: c.Window, bufname: [*c]const u8, fmtname: [*c]const u8, writer: anytype) !bool {
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fn printSelection(display: *c.Display, window: c.Window, bufname: [*c]const u8, fmtname: [*c]const u8, writer: anytype) !bool {
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var ressize: c_ulong = undefined;
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var ressize: c_ulong = undefined;
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var restail: c_ulong = undefined;
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var restail: c_ulong = undefined;
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@ -30,6 +86,13 @@ fn printSelection(display: *c.Display, window: c.Window, bufname: [*c]const u8,
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if (fmtid == incrid) {
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if (fmtid == incrid) {
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ressize = 1;
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ressize = 1;
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var gpa = std.heap.GeneralPurposeAllocator(.{}){};
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defer _ = gpa.deinit();
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var arena_allocator = std.heap.ArenaAllocator.init(&gpa.allocator);
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defer arena_allocator.deinit();
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var buffer = std.ArrayList(u8).init(&arena_allocator.allocator);
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defer buffer.deinit();
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// try writer.print("BIG:", .{});
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while (ressize > 0) {
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while (ressize > 0) {
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_ = c.XNextEvent(display, &event);
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_ = c.XNextEvent(display, &event);
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while (event.type != c.PropertyNotify or event.xproperty.atom != propid or event.xproperty.state != c.PropertyNewValue) {
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while (event.type != c.PropertyNotify or event.xproperty.atom != propid or event.xproperty.state != c.PropertyNewValue) {
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@ -37,61 +100,12 @@ fn printSelection(display: *c.Display, window: c.Window, bufname: [*c]const u8,
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}
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}
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_ = c.XGetWindowProperty(display, window, propid, 0, c.LONG_MAX / 4, c.True, c.AnyPropertyType, &fmtid, &resbits, &ressize, &restail, &result);
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_ = c.XGetWindowProperty(display, window, propid, 0, c.LONG_MAX / 4, c.True, c.AnyPropertyType, &fmtid, &resbits, &ressize, &restail, &result);
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defer _ = c.XFree(result);
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//defer _ = c.XFree(result); // Creates double free error, but not sure why
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try writer.print("{s}", .{result});
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try buffer.appendSlice(try std.fmt.allocPrint(&arena_allocator.allocator, "{s}", .{result}));
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}
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}
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try writer.print("{s}", .{buffer.items});
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}
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}
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return true;
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return true;
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} else // request failed, e.g. owner can't convert to the target format
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} else // request failed, e.g. owner can't convert to the target format
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return false;
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return false;
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}
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}
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fn watch(display: *c.Display, window: c.Window, bufname: [*c]const u8, writer: anytype) !void {
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var event_base: c_int = undefined;
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var error_base: c_int = undefined;
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var event: c.XEvent = undefined;
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var bufid = c.XInternAtom(display, bufname, c.False);
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_ = c.XFixesQueryExtension(display, &event_base, &error_base);
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_ = c.XFixesSelectSelectionInput(display, c.XDefaultRootWindow(display), bufid, c.XFixesSetSelectionOwnerNotifyMask);
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while (true) {
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_ = c.XNextEvent(display, &event);
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// _ = try writer.print("{d} == {d} + {d}. {d} == {d}", .{ event.type, event_base, c.XFixesSelectionNotify, event.xselection.selection, bufid });
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// _ = std.debug.print("{}", .{event.xselection});
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if (event.type == event_base + c.XFixesSelectionNotify and
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event.xselection.property == bufid)
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{
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_ = try writer.print("y", .{});
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if (!try printSelection(display, window, bufname, "UTF8_STRING", writer))
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_ = try printSelection(display, window, bufname, "STRING", writer);
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}
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}
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}
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pub fn clipboardAction() !void {
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const stdout = std.io.getStdOut().writer();
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var display: *c.Display = c.XOpenDisplay(null).?;
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defer _ = c.XCloseDisplay(display);
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const default_screen = c.XDefaultScreen(display);
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var color = c.XBlackPixel(display, default_screen);
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var window = c.XCreateSimpleWindow(display, c.XDefaultRootWindow(display), 0, 0, 1, 1, 0, color, color);
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defer _ = c.XDestroyWindow(display, window);
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var gpa = std.heap.GeneralPurposeAllocator(.{}){};
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defer _ = gpa.deinit();
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const allocator = &gpa.allocator;
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var args = std.process.args();
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defer args.deinit();
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while (args.next(allocator)) |arg_or_err| {
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const arg = try arg_or_err;
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defer allocator.free(arg);
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if (std.mem.eql(u8, arg, "-w")) {
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try watch(display, window, "CLIPBOARD", stdout);
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}
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}
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var result = (try printSelection(display, window, "CLIPBOARD", "UTF8_STRING", stdout)) or
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(try printSelection(display, window, "CLIPBOARD", "STRING", stdout));
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if (!result) return error.ClipboardActionFailed;
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}
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10
src/main-windows.zig
Normal file
10
src/main-windows.zig
Normal file
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@ -0,0 +1,10 @@
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const std = @import("std");
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const win = @cImport({
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@cInclude("windows.h");
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});
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pub fn clipboardAction(watch: bool) !void {
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_ = watch;
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const stdout = std.io.getStdOut().writer();
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try stdout.print("All your codebase are belong to us", .{});
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try stdout.print("{d}", .{win.HINSTANCE});
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}
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11
src/main.zig
11
src/main.zig
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@ -1,11 +0,0 @@
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const std = @import("std");
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pub fn main() !u8 {
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if (std.builtin.os.tag == .linux) {
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@import("linux.zig").clipboardAction() catch return 1;
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}
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if (std.builtin.os.tag == .windows) {
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@import("windows.zig").clipboardAction() catch return 1;
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}
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return 0;
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}
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@ -1,6 +0,0 @@
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const std = @import("std");
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pub fn clipboardAction() !void {
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const stdout = std.io.getStdOut().writer();
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try stdout.print("All your codebase are belong to us", .{});
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}
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