Mercurial > hg > toybox
view toys/posix/pwd.c @ 774:adab8adf5f6d
Add options -L and -P to pwd.
author | Felix Janda <felix.janda@posteo.de> |
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date | Thu, 27 Dec 2012 17:56:39 +0100 |
parents | 786841fdb1e0 |
children | cf101d432225 |
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/* pwd.c - Print working directory. * * Copyright 2006 Rob Landley <rob@landley.net> * * See http://opengroup.org/onlinepubs/9699919799/utilities/echo.html USE_PWD(NEWTOY(pwd, ">0LP[!LP]", TOYFLAG_BIN)) config PWD bool "pwd" default y help usage: pwd [-L|-P] The print working directory command prints the current directory. -P Avoid all symlinks -L Use the value of the environment variable "PWD" if valid The option "-L" is implied by default. */ #define FOR_pwd #include "toys.h" void pwd_main(void) { char *pwd = xgetcwd(), *env_pwd; struct stat st[2]; if (!(toys.optflags & FLAG_P) && (env_pwd = getenv("PWD")) && !stat(pwd, &st[0]) && !stat(env_pwd, &st[1]) && (st[0].st_ino == st[1].st_ino)) xprintf("%s\n", env_pwd); else xprintf("%s\n", pwd); if (CFG_TOYBOX_FREE) free(pwd); }