pathinfo-append.c (1462B)
1 // $Id$ --*- c -*-- 2 3 // Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de> 4 // 5 // This program is free software; you can redistribute it and/or modify 6 // it under the terms of the GNU General Public License as published by 7 // the Free Software Foundation; version 2 of the License. 8 // 9 // This program is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 // 14 // You should have received a copy of the GNU General Public License 15 // along with this program; if not, write to the Free Software 16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 17 18 19 #ifdef HAVE_CONFIG_H 20 # include <config.h> 21 #endif 22 23 #include "pathinfo.h" 24 #include "util-mem.h" 25 26 void 27 PathInfo_append(PathInfo * restrict lhs, 28 PathInfo const * restrict rhs, 29 char *buf) 30 { 31 char * ptr = buf; 32 char const * rhs_ptr = rhs->d; 33 size_t rhs_len = rhs->l; 34 35 while (lhs->l>1 && lhs->d[lhs->l-1]=='/') --lhs->l; 36 37 if (lhs->l>0) { 38 while (rhs->l>0 && *rhs_ptr=='/') { 39 ++rhs_ptr; 40 --rhs_len; 41 } 42 43 ptr = Xmemcpy(ptr, lhs->d, lhs->l); 44 if (ptr[-1]!='/') 45 ptr = Xmemcpy(ptr, "/", 1); 46 } 47 // else if (*rhs_ptr!='/') 48 // ptr = Xmemcpy(ptr, "/", 1); 49 50 ptr = Xmemcpy(ptr, rhs_ptr, rhs_len+1); 51 52 lhs->d = buf; 53 lhs->l = ptr-buf-1; 54 }