fish-shell/src/builtin_pwd.cpp
2017-06-16 21:01:57 -07:00

40 lines
1.1 KiB
C++

// Implementation of the pwd builtin.
#include "config.h" // IWYU pragma: keep
#include "builtin.h"
#include "builtin_pwd.h"
#include "common.h"
#include "fallback.h" // IWYU pragma: keep
#include "io.h"
#include "wutil.h" // IWYU pragma: keep
/// The pwd builtin. We don't respect -P to resolve symbolic links because we
/// try to always resolve them.
int builtin_pwd(parser_t &parser, io_streams_t &streams, wchar_t **argv) {
UNUSED(parser);
const wchar_t *cmd = argv[0];
int argc = builtin_count_args(argv);
help_only_cmd_opts_t opts;
int optind;
int retval = parse_help_only_cmd_opts(opts, &optind, argc, argv, parser, streams);
if (retval != STATUS_CMD_OK) return retval;
if (opts.print_help) {
builtin_print_help(parser, streams, cmd, streams.out);
return STATUS_CMD_OK;
}
if (optind != argc) {
streams.err.append_format(BUILTIN_ERR_ARG_COUNT1, cmd, 0, argc - 1);
return STATUS_INVALID_ARGS;
}
wcstring res = wgetcwd();
if (res.empty()) {
return STATUS_CMD_ERROR;
}
streams.out.append(res);
streams.out.push_back(L'\n');
return STATUS_CMD_OK;
}