/* ScummVM - Graphic Adventure Engine * * ScummVM is the legal property of its developers, whose names * are too numerous to list here. Please refer to the COPYRIGHT * file distributed with this source distribution. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * */ #include "glk/hugo/stringfn.h" namespace Glk { namespace Hugo { char *StringFunctions::Left(char a[], int l) { static char *temp; int i; temp = GetTempString(); if (l > (int)strlen(a)) l = strlen(a); for (i = 0; i<l; i++) temp[i] = a[i]; temp[i] = '\0'; return temp; } char *StringFunctions::Ltrim(char a[]) { static char *temp; temp = GetTempString(); strcpy(temp, a); while (temp[0]==' ' || temp[0]=='\t') strcpy(temp, temp+1); return temp; } char *StringFunctions::Mid(char a[], int pos, int n) { static char *temp; int i; temp = GetTempString(); pos--; if (pos+n > (int)strlen(a)) n = strlen(a)-pos; for (i = 0; i<n; i++) temp[i] = a[pos+i]; temp[i] = '\0'; return temp; } char *StringFunctions::Right(char a[], int l) { static char *temp; int i; temp = GetTempString(); if (l > (int)strlen(a)) l = strlen(a); for (i = 0; i<l; i++) temp[i] = a[strlen(a)-l+i]; temp[i] = '\0'; return temp; } char *StringFunctions::Rtrim(char a[]) { static char *temp; int len; temp = GetTempString(); strcpy(temp, a); while (((len = strlen(temp))) && (temp[len-1]==' ' || temp[len-1]=='\t')) strcpy(temp, Left(temp, len-1)); return temp; } char *StringFunctions::hugo_strcpy(char *s, const char *t) { char *r = s; while ((*s++ = *t++) != 0) ; return r; } char *StringFunctions::GetTempString() { static char *r; r = &_tempString[_tempstringCount][0]; if (++_tempstringCount >= NUM_TEMPSTRINGS) _tempstringCount = 0; return r; } char *StringFunctions::strlwr(char *s) { for (char *sp = s; *sp; ++sp) *sp = tolower(*sp); return s; } char *StringFunctions::strupr(char *s) { for (char *sp = s; *sp; ++sp) *sp = toupper(*sp); return s; } } // End of namespace Hugo } // End of namespace Glk