48 lines
1.5 KiB
Zig
48 lines
1.5 KiB
Zig
// This file is part of river, a dynamic tiling wayland compositor.
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//
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// Copyright 2020 Isaac Freund
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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const std = @import("std");
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const Error = @import("../command.zig").Error;
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const Seat = @import("../Seat.zig");
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/// Spawn a program.
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pub fn spawn(
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allocator: *std.mem.Allocator,
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seat: *Seat,
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args: []const []const u8,
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out: *?[]const u8,
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) Error!void {
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if (args.len < 2) return Error.NotEnoughArguments;
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const cmd = try std.mem.join(allocator, " ", args[1..]);
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defer allocator.free(cmd);
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const child_args = [_][]const u8{ "/bin/sh", "-c", cmd };
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const child = try std.ChildProcess.init(&child_args, allocator);
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defer child.deinit();
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std.ChildProcess.spawn(child) catch |err| {
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out.* = try std.fmt.allocPrint(
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allocator,
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"failed to spawn {}: {}.",
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.{ cmd, err },
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);
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return Error.Other;
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};
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}
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