00001 /* 00002 * *************************************************************************** 00003 * MALOC = < Minimal Abstraction Layer for Object-oriented C > 00004 * Copyright (C) 1994--2000 Michael Holst 00005 * 00006 * This program is free software; you can redistribute it and/or modify it 00007 * under the terms of the GNU General Public License as published by the 00008 * Free Software Foundation; either version 2 of the License, or (at your 00009 * option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 00014 * See the GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License along 00017 * with this program; if not, write to the Free Software Foundation, Inc., 00018 * 675 Mass Ave, Cambridge, MA 02139, USA. 00019 * 00020 * rcsid="$Id: vsh.h,v 1.15 2002/10/01 21:29:45 mholst Exp $" 00021 * *************************************************************************** 00022 */ 00023 00024 /* 00025 * *************************************************************************** 00026 * File: vsh.h < vsh.c, ... > 00027 * 00028 * Purpose: Header file for vsh, a bourne-compatible shell. 00029 * 00030 * Author: Michael Holst 00031 * *************************************************************************** 00032 */ 00033 00034 #ifndef _VSH_H_ 00035 #define _VSH_H_ 00036 00037 #include <maloc/maloc_base.h> 00038 00039 #include <maloc/vsys.h> 00040 00041 /* 00042 * *************************************************************************** 00043 * Class Vsh: Parameters and datatypes 00044 * *************************************************************************** 00045 */ 00046 00047 /* 00048 * *************************************************************************** 00049 * Class Vsh: Definition 00050 * *************************************************************************** 00051 */ 00052 00053 typedef struct Vsh { 00054 00055 Vmem *vmem; /* the memory manager */ 00056 int iMadeVmem; /* did i make vmem or was it inherited */ 00057 00058 char processArgs; /* whether the shell should process (argc,argv) */ 00059 00060 int envValuLen; /* number of environment variables */ 00061 int envInfoLen; /* number of environment variable help strings */ 00062 char **envValu; /* the environment variables */ 00063 char **envInfo; /* the environment variable help strings */ 00064 00065 FILE *inUnit; /* input unit */ 00066 FILE *scUnit; /* script input unit */ 00067 FILE *clUnit; /* input unit */ 00068 FILE *cinUnit; /* input unit */ 00069 char cinName[80]; /* input unit */ 00070 00071 char PR[80]; /* minimal prompt (just the binary name) */ 00072 char PR_PATH[80]; /* full prompt (with user,hostname,path,etc) */ 00073 char PR_EXIT[80]; /* the exit print string */ 00074 00075 int cmdKey; /* external supershell command key */ 00076 void *Ext_thee; /* external supershell object */ 00077 00078 char *buf; /* internal buffer */ 00079 int bufsize; /* internal buffer size */ 00080 00081 /* external supershell builtin function */ 00082 int (*Ext_builtin)(void *thee, int argc, char **argv); 00083 00084 } Vsh; 00085 00086 /* 00087 * *************************************************************************** 00088 * Class Vsh: Inlineable methods (vsh.c) 00089 * *************************************************************************** 00090 */ 00091 00092 #if !defined(VINLINE_MALOC) 00093 #else /* if defined(VINLINE_MALOC) */ 00094 #endif /* if !defined(VINLINE_MALOC) */ 00095 00096 /* 00097 * *************************************************************************** 00098 * Class Vsh: Non-inlineable methods (vsh.c) 00099 * *************************************************************************** 00100 */ 00101 00102 Vsh* Vsh_ctor(Vmem *vmem, int argc, char **argv); 00103 void Vsh_dtor(Vsh **thee); 00104 00105 int Vsh_shell(Vsh *thee, char *pPR, void *pthee, 00106 int (*builtin)(void *thee, int argc, char **argv)); 00107 00108 int Vsh_putenv(Vsh *thee, const char *envi, const char *valu); 00109 int Vsh_putenvInfo(Vsh *thee, const char *envi, const char *valu); 00110 int Vsh_putenvInt(Vsh *thee, const char *envi, const int valu); 00111 int Vsh_putenvReal(Vsh *thee, const char *envi, const double valu); 00112 00113 char *Vsh_getenv(Vsh *thee, const char *envi); 00114 char *Vsh_getenvInfo(Vsh *thee, const char *envi); 00115 int Vsh_getenvInt(Vsh *thee, const char *envi); 00116 double Vsh_getenvReal(Vsh *thee, const char *envi); 00117 00118 void Vsh_remove(Vsh *thee, const char *envi); 00119 void Vsh_wipe(Vsh *thee); 00120 00121 void Vsh_memChk(Vsh *thee); 00122 00123 Vio *Vsh_ioSetup(Vsh *thee, char *key); 00124 void Vsh_ioCleanup(Vsh *thee, Vio **sock); 00125 00126 #endif /* _VSH_H_ */ 00127 00128