Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtsearchpath/libCliSrv/Environ.h

@@ -0,0 +1,214 @@
+/* $TOG: Environ.h /main/8 1998/04/06 13:32:59 mgreess $ */
+/*******************************************************************
+**  (c) Copyright Hewlett-Packard Company, 1990, 1991, 1992, 1993.
+**  All rights are reserved.  Copying or other reproduction of this
+**  program except for archival purposes is prohibited without prior
+**  written consent of Hewlett-Packard Company.
+********************************************************************
+****************************<+>*************************************/
+
+#ifndef _ENVIRON_H_
+#define _ENVIRON_H_
+
+#include "cstring.h"
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <stdio.h>
+
+
+class Shell  {
+ public:
+   // class constructor, destructor
+   Shell()  {}
+   ~Shell() {}
+
+   // pure virtual function
+   virtual void putToEnv( const CString &, const char * ) = 0;
+};
+
+class KShell : public Shell {
+ public:
+   KShell() {}
+   ~KShell() {}
+
+   void putToEnv ( const CString & envvar,
+                   const char * value )
+   {
+	CString toPut(envvar);
+	toPut += "=";
+	toPut += value;
+
+#ifdef IOSTREAMSWORKS
+	cout << toPut << ";" << endl;
+	cout << "export " << envvar << ";" << endl;
+#else
+	printf("%s;\n", toPut.data());
+	printf("export %s;\n", envvar.data());
+#endif
+   }
+};
+
+class CShell : public Shell {
+ public:
+   CShell() {}
+   ~CShell() {}
+
+   void putToEnv ( const CString & envvar,
+                   const char * value )
+   {
+	CString toPut("setenv ");
+
+	toPut += envvar;
+	toPut += " ";
+	toPut += value;
+
+#ifdef IOSTREAMSWORKS
+	cout << toPut << ";" << endl;
+#else
+	printf("%s;\n", toPut.data());
+#endif
+   }
+};
+
+class OSEnvironment {
+ public:
+  OSEnvironment();
+  virtual ~OSEnvironment() {}
+
+  virtual int     FileExists (const CString &) const = 0;
+  virtual void    MakeDirectory (const CString &, mode_t) = 0;
+  virtual CString getEnvironmentVariable (const char *) = 0;
+  virtual int     isDirectory (const CString &) = 0;
+  virtual int     isFile (const CString &) = 0;
+  virtual int     isLink (const CString &) = 0;
+  virtual void    changePermissions (const CString &, mode_t) = 0;
+  virtual void    changeOwnerGroup (const CString &, const char *, 
+				    const char * = 0) = 0;
+  virtual void    removeDirectory (const CString &) = 0;
+  virtual void    removeFiles (const CString &, const CString &) = 0;
+  virtual void    removeFile (const CString &) = 0;
+  virtual void    removeDeadLinks (const CString &) = 0;
+  virtual void    symbolicLink (const CString &, const CString &) = 0;
+
+  virtual void    setUserId (const char * = 0) = 0;
+
+  CString   MountPoint() const { return dtMountPoint; }
+  CString   LocalHost() const  { return localHost; }
+  CString   LANG() const       { return lang; }
+  CString   MANPATH() const    { return manpath; }
+  int       NonDefaultLang()   { return lang != "C"; }
+  Shell	    *shell () { return shell_ ; }
+
+ protected:
+  CString   dtMountPoint;
+  CString   localHost;
+  CString   lang;
+  CString   manpath;
+  Shell     *shell_;
+};
+
+
+class UnixEnvironment : public OSEnvironment {
+ public:
+  UnixEnvironment();
+  virtual ~UnixEnvironment();
+
+  virtual int     FileExists (const CString &) const;
+  virtual void    MakeDirectory (const CString &, mode_t);
+  virtual CString getEnvironmentVariable (const char *);
+  virtual int     isDirectory (const CString &);
+  virtual int     isFile (const CString &);
+  virtual int     isLink (const CString &);
+  virtual void    changePermissions (const CString &, mode_t);
+  virtual void    changeOwnerGroup (const CString &, const char *, 
+				    const char * = 0);
+  virtual void    removeDirectory (const CString &);
+  virtual void    removeFiles (const CString &, const CString &);
+  virtual void    removeFile (const CString &);
+  virtual void    removeDeadLinks (const CString &);
+  virtual void    symbolicLink (const CString &, const CString &);
+  virtual void    setUserId (const char * = 0);
+
+  int cshFormat;
+
+  static CString kshString() {
+	return CString("ksh");
+  }
+
+  static CString cshString() {
+	return CString("csh");
+  }
+
+  static int isCsh(const CString &shStr) {
+	CString cshStr(cshString());
+	return shStr.contains(cshStr);
+  }
+
+  static int isKsh(const CString &shStr) {
+	CString kshStr(kshString());
+	return shStr.contains(kshStr);
+  }
+
+ private:
+  uid_t  uid_;
+  gid_t  gid_;
+};
+
+class CDEEnvironment {
+ public:
+  CDEEnvironment () {}
+  CDEEnvironment (CString *, OSEnvironment *);
+  ~CDEEnvironment();
+
+  void CreateHomeAppconfigDir();
+
+  CString * DTAPPSP()         const  { return dtspSysApp;   }
+  CString * DTUSERAPPSP()     const  { return dtspUserApp;  }
+  CString * DTICONSP()        const  { return dtspSysIcon;  }
+  CString * DTUSERICONSP()    const  { return dtspUserIcon; }
+  CString * DTHELPSP()        const  { return dtspSysHelp;  }
+  CString * DTUSERHELPSP()    const  { return dtspUserHelp; }
+  CString * DTINFOLIBSP()     const  { return dtspSysInfoLib;  }
+  CString * DTUSERINFOLIBSP() const  { return dtspUserInfoLib; }
+  CString * DTDBSP()          const  { return dtspSysDB;    }
+  CString * DTUSERDBSP()      const  { return dtspUserDB;   }
+  CString * DTMANPATH()       const  { return dtManPath;    }
+
+  void      setDTAPPSP (const CString & sp);
+
+  CString HOME()              const { return theHome;           }
+  CString SysAdmConfig()      const { return sysAdmConfig;      }
+  CString FactoryInstall()    const { return factoryInstall;    }
+  CString FactoryManPath()    const { return factoryManPath;    }
+  CString DefaultSearchPath() const { return defaultSearchPath; }
+  CString UserHostDir()       const { return userHostDir;       }
+
+  OSEnvironment * OS() const { return os; }
+
+  // These vars are public because their defaults will be
+  // changed for DTINFOLIBSEARCHPATH.
+  CString sysAdmConfig;
+  CString factoryInstall;
+
+ private:
+  CString theHome;
+  CString factoryManPath;
+  CString defaultSearchPath;
+  CString userHostDir;
+
+  CString * dtspUserApp;
+  CString * dtspSysApp;
+  CString * dtspSysIcon;
+  CString * dtspUserIcon;
+  CString * dtspSysHelp;
+  CString * dtspUserHelp;
+  CString * dtspSysInfoLib;
+  CString * dtspUserInfoLib;
+  CString * dtspSysDB;
+  CString * dtspUserDB;
+  CString * dtManPath;
+
+  OSEnvironment * os;
+};
+
+#endif