command.h (1854B)
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 #ifndef H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H 20 #define H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H 21 22 #include <ensc_vector/vector.h> 23 #include <sys/resource.h> 24 #include <sys/wait.h> 25 #include <stdbool.h> 26 27 struct Command 28 { 29 char const * filename; 30 union { 31 struct Vector v; 32 char const ** d; 33 } params; 34 pid_t pid; 35 int rc; 36 int err; 37 struct rusage rusage; 38 39 enum { parNONE, parVEC, parDATA } params_style_; 40 }; 41 42 void Command_init(struct Command *); 43 void Command_free(struct Command *); 44 void Command_reset(struct Command *); 45 bool Command_exec(struct Command *, bool do_fork); 46 void Command_appendParameter(struct Command *, char const *); 47 void Command_setParams(struct Command *, char const **); 48 /** 49 * \args do_hang when true, do not return before command exited, or 50 * an error (e.g. signal) occured 51 * \returns \c true iff command/processes exited; in this case, 52 * exitcode is available in the \c rc member 53 */ 54 bool Command_wait(struct Command *, bool do_block); 55 56 #endif // H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H