| /* vi: set sw=4 ts=4: */ |
| /* |
| * Utility routines. |
| * |
| * Copyright (C) many different people. |
| * If you wrote this, please acknowledge your work. |
| * |
| * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. |
| */ |
| |
| #include "libbb.h" |
| |
| void FAST_FUNC trim(char *s) |
| { |
| size_t len = strlen(s); |
| |
| /* trim trailing whitespace */ |
| while (len && isspace(s[len-1])) |
| --len; |
| |
| /* trim leading whitespace */ |
| if (len) { |
| char *nws = skip_whitespace(s); |
| if ((nws - s) != 0) { |
| len -= (nws - s); |
| memmove(s, nws, len); |
| } |
| } |
| s[len] = '\0'; |
| } |