utils-legacy.h (1640B)
1 // $Id$ --*- c++ -*-- 2 3 // Copyright (C) 2003 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 #ifndef H_UTIL_VSERVER_LIB_UTILS_COMPAT_H 20 #define H_UTIL_VSERVER_LIB_UTILS_COMPAT_H 21 22 #include <stdlib.h> 23 #include <sys/types.h> 24 25 // read /proc/<pid>/status into 'buf' which has the size bufsize. When 'str' 26 // is non-null, search this string and return a pointer *after* it. When no 27 // such string could be found, return 0. When 'str' is null return 'buf'. 28 // 29 // When this function fails (result==0) and errno is EAGAIN, the buffersize 30 // was too small and this function should be called again with a larger 31 // buffer. 32 char * utilvserver_getProcEntry(pid_t pid, char *str, 33 char *buf, size_t bufsize); 34 35 // Returns the suggested buffersize for reading a /proc/.../status 36 // file. Return-value can change when utilvserver_getProcEntry() was called. 37 size_t utilvserver_getProcEntryBufsize(); 38 39 #endif // H_UTIL_VSERVER_LIB_UTILS_COMPAT_H