diff options
Diffstat (limited to 'src/executor.zig')
| -rw-r--r-- | src/executor.zig | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/executor.zig b/src/executor.zig index f2db136..cdddb4f 100644 --- a/src/executor.zig +++ b/src/executor.zig @@ -28,7 +28,7 @@ pub fn runExternalProgram(allocator: std.mem.Allocator, program_path: []const u8 } } -pub fn runExternalProgramWithRedirect(allocator: std.mem.Allocator, program_path: []const u8, argv: []const []const u8, output_file: ?[]const u8, error_file: ?[]const u8, append_file: ?[]const u8) !void { +pub fn runExternalProgramWithRedirect(allocator: std.mem.Allocator, program_path: []const u8, argv: []const []const u8, output_file: ?[]const u8, error_file: ?[]const u8, append_file: ?[]const u8, append_error_file: ?[]const u8) !void { const argv_z = try allocator.allocSentinel(?[*:0]const u8, argv.len, null); defer allocator.free(argv_z); @@ -78,6 +78,21 @@ pub fn runExternalProgramWithRedirect(allocator: std.mem.Allocator, program_path }; defer fd.close(); try std.posix.dup2(fd.handle, 2); + } else if (append_error_file) |file| { + const cwd = std.fs.cwd(); + const fd = cwd.openFile(file, .{ .mode = .write_only }) catch |err| blk: { + if (err == error.FileNotFound) { + break :blk cwd.createFile(file, .{}) catch { + std.posix.exit(1); + }; + } + std.posix.exit(1); + }; + defer fd.close(); + fd.seekFromEnd(0) catch { + std.posix.exit(1); + }; + try std.posix.dup2(fd.handle, 2); } _ = std.posix.execveZ(program_path_z, argv_z, std.c.environ) catch { |