isolate OS-specifics to separate files
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97
src/linux.zig
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97
src/linux.zig
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const std = @import("std");
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const c = @cImport({
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@cInclude("limits.h");
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@cInclude("X11/Xlib.h");
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@cInclude("X11/extensions/Xfixes.h");
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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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var ressize: c_ulong = undefined;
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var restail: c_ulong = undefined;
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var resbits: c_int = undefined;
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var bufid = c.XInternAtom(display, bufname, c.False);
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var fmtid = c.XInternAtom(display, fmtname, c.False);
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var propid = c.XInternAtom(display, "XSEL_DATA", c.False);
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var incrid = c.XInternAtom(display, "INCR", c.False);
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var event: c.XEvent = undefined;
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_ = c.XSelectInput(display, window, c.PropertyChangeMask);
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_ = c.XConvertSelection(display, bufid, fmtid, propid, window, c.CurrentTime);
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_ = c.XNextEvent(display, &event);
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while (event.type != c.SelectionNotify or event.xselection.selection != bufid)
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_ = c.XNextEvent(display, &event);
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if (event.xselection.property > 0) {
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var result: [*c]u8 = undefined;
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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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if (fmtid != incrid)
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try writer.print("{s}", .{result});
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if (fmtid == incrid) {
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ressize = 1;
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while (ressize > 0) {
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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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_ = c.XNextEvent(display, &event);
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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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defer _ = c.XFree(result);
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try writer.print("{s}", .{result});
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}
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}
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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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return false;
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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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96
src/main.zig
96
src/main.zig
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@ -1,99 +1,11 @@
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const std = @import("std");
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const std = @import("std");
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const c = @cImport({
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@cInclude("limits.h");
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@cInclude("X11/Xlib.h");
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@cInclude("X11/extensions/Xfixes.h");
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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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var ressize: c_ulong = undefined;
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var restail: c_ulong = undefined;
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var resbits: c_int = undefined;
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var bufid = c.XInternAtom(display, bufname, c.False);
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var fmtid = c.XInternAtom(display, fmtname, c.False);
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var propid = c.XInternAtom(display, "XSEL_DATA", c.False);
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var incrid = c.XInternAtom(display, "INCR", c.False);
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var event: c.XEvent = undefined;
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_ = c.XSelectInput(display, window, c.PropertyChangeMask);
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_ = c.XConvertSelection(display, bufid, fmtid, propid, window, c.CurrentTime);
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_ = c.XNextEvent(display, &event);
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while (event.type != c.SelectionNotify or event.xselection.selection != bufid)
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_ = c.XNextEvent(display, &event);
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if (event.xselection.property > 0) {
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var result: [*c]u8 = undefined;
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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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if (fmtid != incrid)
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try writer.print("{s}", .{result});
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if (fmtid == incrid) {
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ressize = 1;
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while (ressize > 0) {
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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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_ = c.XNextEvent(display, &event);
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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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defer _ = c.XFree(result);
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try writer.print("{s}", .{result});
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}
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}
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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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return false;
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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 main() !u8 {
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pub fn main() !u8 {
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const stdout = std.io.getStdOut().writer();
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if (std.builtin.os.tag == .linux) {
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var display: *c.Display = c.XOpenDisplay(null).?;
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@import("linux.zig").clipboardAction() catch return 1;
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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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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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}
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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)
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return 0;
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return 0;
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return 1;
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}
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}
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6
src/windows.zig
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6
src/windows.zig
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@ -0,0 +1,6 @@
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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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