+ Added GetEnvironmentVariableCount and GetEnvironmentString calls

rtl/beos/sysutils.pp

@@ -255,6 +255,20 @@ begin
   Result:=StrPas(beos.Getenv(PChar(EnvVar)));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  // Result:=FPCCountEnvVar(EnvP);
+  Result:=0;
+end;
+    
+Function GetEnvironmentString(Index : Integer) : String;
+    
+begin
+  // Result:=FPCGetEnvStrFromP(Envp,Index);
+  Result:='';
+end;
+        
 
 function ExecuteProcess (const Path: AnsiString; const ComLine: AnsiString):
                                                                        integer;
@@ -309,7 +323,10 @@ Finalization
 end.
 {
   $Log$
-  Revision 1.9  2004-02-15 21:26:37  hajny
+  Revision 1.10  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.9  2004/02/15 21:26:37  hajny
     * overloaded ExecuteProcess added, EnvStr param changed to longint
 
   Revision 1.8  2004/01/20 23:09:14  hajny

rtl/emx/sysutils.pp

@@ -1092,6 +1092,20 @@ begin
     GetEnvironmentVariable := StrPas (GetEnvPChar (EnvVar));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  // Result:=FPCCountEnvVar(EnvP);
+  Result:=0;
+end;
+  
+Function GetEnvironmentString(Index : Integer) : String;
+  
+begin
+  // Result:=FPCGetEnvStrFromP(Envp,Index);
+  Result:='';
+end;
+    
 
 {$ASMMODE INTEL}
 procedure Sleep (Milliseconds: cardinal);
@@ -1207,7 +1221,10 @@ end.
 
 {
   $Log$
-  Revision 1.16  2004-02-22 15:01:49  hajny
+  Revision 1.17  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.16  2004/02/22 15:01:49  hajny
     * lots of fixes (regcall, THandle, string operations in sysutils, longint2cardinal according to OS/2 docs, dosh.inc, ...)
 
   Revision 1.15  2004/02/15 21:26:37  hajny

rtl/go32v2/sysutils.pp

@@ -739,27 +739,23 @@ end;
 ****************************************************************************}
 
 Function GetEnvironmentVariable(Const EnvVar : String) : String;
-var
-  hp      : ppchar;
-  lenvvar,hs    : string;
-  eqpos : longint;
+
 begin
-  lenvvar:=upcase(envvar);
-  hp:=envp;
-  Result:='';
-  while assigned(hp^) do
-   begin
-     hs:=strpas(hp^);
-     eqpos:=pos('=',hs);
-     if upcase(copy(hs,1,eqpos-1))=lenvvar then
-      begin
-        Result:=copy(hs,eqpos+1,length(hs)-eqpos);
-        exit;
-      end;
-     inc(hp);
-   end;
+  Result:=FPCGetEnvVarFromP(envp,EnvVar);
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  Result:=FPCCountEnvVar(EnvP);
+end;
+    
+Function GetEnvironmentString(Index : Integer) : String;
+    
+begin
+  Result:=FPCGetEnvStrFromP(Envp,Index);
+end;
+       
 
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 var
@@ -879,7 +875,10 @@ Finalization
 end.
 {
   $Log$
-  Revision 1.24  2004-02-15 21:34:06  hajny
+  Revision 1.25  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.24  2004/02/15 21:34:06  hajny
     * overloaded ExecuteProcess added, EnvStr param changed to longint
 
   Revision 1.23  2004/01/25 13:05:08  jonas

rtl/macos/sysutils.pp

@@ -622,6 +622,20 @@ begin
   *)
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  // Result:=FPCCountEnvVar(EnvP);
+  Result:=0;
+end;
+
+Function GetEnvironmentString(Index : Integer) : String;
+
+begin
+  // Result:=FPCGetEnvStrFromP(Envp,Index);
+  Result:='';
+end;
+
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 var
   s: AnsiString;
@@ -685,7 +699,10 @@ end.
 
 {
   $Log$
-  Revision 1.3  2004-10-14 16:27:11  mazen
+  Revision 1.4  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.3  2004/10/14 16:27:11  mazen
   * First implementation of ExecuteProcess
 
   Revision 1.2  2004/09/30 10:42:05  mazen

rtl/morphos/sysutils.pp

@@ -424,7 +424,20 @@ Function GetEnvironmentVariable(Const EnvVar : String) : String;
 begin
   Result:=Dos.Getenv(shortstring(EnvVar));
 end;
+Function GetEnvironmentVariableCount : Integer;
 
+begin
+  // Result:=FPCCountEnvVar(EnvP);
+  Result:=Dos.envCount;
+end;
+    
+Function GetEnvironmentString(Index : Integer) : String;
+    
+begin
+  // Result:=FPCGetEnvStrFromP(Envp,Index);
+  Result:=Dos.EnvStr(Index);
+end;
+        
 function ExecuteProcess (const Path: AnsiString; const ComLine: AnsiString):
                                                                        integer;
 var
@@ -475,7 +488,10 @@ Finalization
 end.
 {
     $Log$
-    Revision 1.1  2004-06-06 00:58:02  karoly
+    Revision 1.2  2004-12-11 11:32:44  michael
+    + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+    Revision 1.1  2004/06/06 00:58:02  karoly
       * initial revision
 
 }

rtl/netware/sysutils.pp

@@ -508,6 +508,20 @@ begin
   Result:=StrPas(_getenv(PChar(EnvVar)));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  // Result:=FPCCountEnvVar(EnvP);
+  Result:=0;
+end;
+  
+Function GetEnvironmentString(Index : Integer) : String;
+  
+begin
+  // Result:=FPCGetEnvStrFromP(Envp,Index);
+  Result:=''; 
+end;
+   
 
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 
@@ -564,7 +578,10 @@ end.
 {
 
   $Log$
-  Revision 1.16  2004-08-01 20:02:48  armin
+  Revision 1.17  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.16  2004/08/01 20:02:48  armin
   * changed dir separator from \ to /
   * long namespace by default
   * dos.exec implemented

rtl/netwlibc/sysutils.pp

@@ -582,6 +582,20 @@ begin
   Result:=StrPas(libc.getenv(PChar(EnvVar)));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  // Result:=FPCCountEnvVar(EnvP);
+  Result:=0;
+end;
+    
+Function GetEnvironmentString(Index : Integer) : String;
+    
+begin
+  // Result:=FPCGetEnvStrFromP(Envp,Index);
+  Result:='';
+end;
+        
 
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 
@@ -638,7 +652,10 @@ end.
 {
 
   $Log$
-  Revision 1.4  2004-09-26 19:23:34  armin
+  Revision 1.5  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.4  2004/09/26 19:23:34  armin
   * exiting threads at nlm unload
   * renamed some libc functions
 

rtl/objpas/sysutils/osutil.inc

@@ -14,6 +14,67 @@
 
  **********************************************************************}
 
+{ ---------------------------------------------------------------------
+    Environment variable auxiliary routines
+  ---------------------------------------------------------------------}
+Const
+  FPC_EnvCount : Integer = -1;
+ 
+Function FPCCountEnvVar(EP : PPChar) : integer;
+
+begin
+  If (FPC_EnvCount=-1) then
+    begin
+    FPC_EnvCount:=0;
+    If (EP<>Nil) then
+      While (EP^<>Nil) do
+        begin
+        Inc(FPC_EnvCount);
+        Inc(EP); 
+        end;
+    end;
+  Result:=FPC_EnvCount;
+end;
+
+Function FPCGetEnvVarFromP(EP : PPChar; EnvVar : String) : String;
+
+var
+  hp         : ppchar;
+  lenvvar,hs : string;
+  eqpos      : longint;
+
+begin
+  lenvvar:=upcase(envvar);
+  hp:=EP;
+  Result:='';
+  If (hp<>Nil) then
+    while assigned(hp^) do
+     begin
+       hs:=strpas(hp^);
+       eqpos:=pos('=',hs);
+       if upcase(copy(hs,1,eqpos-1))=lenvvar then
+        begin
+          Result:=copy(hs,eqpos+1,length(hs)-eqpos);
+          exit;
+        end;
+       inc(hp);
+     end;
+end;
+
+Function FPCGetEnvStrFromP(EP : PPChar; Index : Integer) : String;
+
+begin
+  Result:='';
+  while assigned(EP^) and (Index>1) do
+    begin
+    Dec(Index);
+    inc(EP);
+    end;
+  If Assigned(EP^) then
+    Result:=StrPas(EP^);
+end;
+
+  
 { ---------------------------------------------------------------------
     Application name
   ---------------------------------------------------------------------}
@@ -146,7 +207,10 @@ end;
 
 {  
   $Log$
-  Revision 1.2  2004-10-10 10:28:34  michael
+  Revision 1.3  2004-12-11 11:33:15  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.2  2004/10/10 10:28:34  michael
   + Implementation of GetTempDir and GetTempFileName
 
   Revision 1.1  2004/08/05 07:28:01  michael

rtl/objpas/sysutils/osutilsh.inc

@@ -20,6 +20,8 @@ Function GetLastOSError : Integer;
 {$endif}
 Procedure RaiseLastOSError;
 Function GetEnvironmentVariable(Const EnvVar : String) : String;
+Function GetEnvironmentVariableCount : Integer;
+Function GetEnvironmentString(Index : Integer) : String;
 {$IFDEF HAS_SLEEP}
 procedure Sleep(milliseconds: Cardinal);
 {$ENDIF}
@@ -53,7 +55,10 @@ Var
 
 {
   $Log$
-  Revision 1.8  2004-10-10 10:28:34  michael
+  Revision 1.9  2004-12-11 11:33:15  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.8  2004/10/10 10:28:34  michael
   + Implementation of GetTempDir and GetTempFileName
 
   Revision 1.7  2004/08/05 07:28:01  michael

rtl/os2/sysutils.pp

@@ -875,6 +875,18 @@ begin
     GetEnvironmentVariable := StrPas (GetEnvPChar (EnvVar));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  Result:=FPCCountEnvVar(EnvP);
+end;
+
+Function GetEnvironmentString(Index : Integer) : String;
+
+begin
+  Result:=FPCGetEnvStrFromP(Envp,Index);
+end;
+
 
 procedure Sleep (Milliseconds: cardinal);
 
@@ -1018,7 +1030,10 @@ end.
 
 {
   $Log$
-  Revision 1.46  2004-12-06 22:11:47  hajny
+  Revision 1.47  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.46  2004/12/06 22:11:47  hajny
     * one more fix for ExecuteProcess
 
   Revision 1.45  2004/12/06 18:50:21  hajny

rtl/posix/sysutils.pp

@@ -532,6 +532,22 @@ begin
   Result:=Dos.Getenv(shortstring(EnvVar));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  // Bad bad bad...
+  Result:=Dos.EnvCount;
+  // Result:=FPCCountEnvVar(EnvP);
+end;
+    
+Function GetEnvironmentString(Index : Integer) : String;
+    
+begin
+  // Bad bad bad...
+  Result:=Dos.EnvStr(Index);
+  // Result:=FPCGetEnvStrFromP(Envp,Index);
+end;
+        
 
 {****************************************************************************
                               Initialization code
@@ -545,7 +561,10 @@ Finalization
 end.
 {
     $Log$
-    Revision 1.9  2003-11-26 20:00:19  florian
+    Revision 1.10  2004-12-11 11:32:44  michael
+    + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+    Revision 1.9  2003/11/26 20:00:19  florian
       * error handling for Variants improved
 
     Revision 1.8  2003/10/25 23:43:59  hajny

rtl/template/sysutils.pp

@@ -249,6 +249,18 @@ begin
   Result:=StrPas(beos.Getenv(PChar(EnvVar)));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  Result:=FPCCountEnvVar(EnvP);
+end;
+  
+Function GetEnvironmentString(Index : Integer) : String;
+  
+begin
+  Result:=FPCGetEnvStrFromP(Envp,Index);
+end;
+    
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 
 var
@@ -304,7 +316,10 @@ Finalization
 end.
 {
   $Log$
-  Revision 1.5  2004-02-15 21:36:10  hajny
+  Revision 1.6  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.5  2004/02/15 21:36:10  hajny
     * overloaded ExecuteProcess added, EnvStr param changed to longint
 
   Revision 1.4  2004/01/20 23:12:49  hajny

rtl/unix/sysutils.pp

@@ -874,6 +874,19 @@ begin
   Result:=StrPas(BaseUnix.FPGetenv(PChar(EnvVar)));
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  Result:=FPCCountEnvVar(EnvP);
+end;
+
+Function GetEnvironmentString(Index : Integer) : String;
+
+begin
+  Result:=FPCGetEnvStrFromP(Envp,Index);
+end;
+
+
 {$define FPC_USE_FPEXEC}  // leave the old code under IFDEF for a while.
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 var
@@ -1091,7 +1104,10 @@ end.
 {
 
   $Log$
-  Revision 1.54  2004-11-14 15:10:44  marco
+  Revision 1.55  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.54  2004/11/14 15:10:44  marco
    * resolution of now increased to ms
 
   Revision 1.53  2004/11/06 17:24:07  marco

rtl/watcom/sysutils.pp

@@ -739,27 +739,24 @@ end;
 ****************************************************************************}
 
 Function GetEnvironmentVariable(Const EnvVar : String) : String;
-var
-  hp      : ppchar;
-  lenvvar,hs    : string;
-  eqpos : longint;
+
 begin
-  lenvvar:=upcase(envvar);
-  hp:=envp;
-  Result:='';
-  while assigned(hp^) do
-   begin
-     hs:=strpas(hp^);
-     eqpos:=pos('=',hs);
-     if upcase(copy(hs,1,eqpos-1))=lenvvar then
-      begin
-        Result:=copy(hs,eqpos+1,length(hs)-eqpos);
-        exit;
-      end;
-     inc(hp);
-   end;
+  Result:=FPCGetEnvVarFromP(envp,EnvVar);
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+begin
+  Result:=FPCCountEnvVar(EnvP);
+end;
+  
+Function GetEnvironmentString(Index : Integer) : String;
+  
+begin
+  Result:=FPCGetEnvStrFromP(Envp,Index);
+end;
+    
+
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 
 var
@@ -881,7 +878,10 @@ end.
 
 {
   $Log$
-  Revision 1.5  2004-02-15 21:36:10  hajny
+  Revision 1.6  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.5  2004/02/15 21:36:10  hajny
     * overloaded ExecuteProcess added, EnvStr param changed to longint
 
   Revision 1.4  2004/01/20 23:12:49  hajny

rtl/win32/sysutils.pp

@@ -675,6 +675,45 @@ begin
    FreeEnvironmentStrings(p);
 end;
 
+Function GetEnvironmentVariableCount : Integer;
+
+var
+  hp,p : pchar;
+begin
+  Result:=0;
+  p:=GetEnvironmentStrings;
+  hp:=p;
+  If (Hp<>Nil) then
+    while hp^<>#0 do
+      begin
+      Inc(Result);
+      hp:=hp+strlen(hp)+1;
+      end;
+  FreeEnvironmentStrings(p);
+end;
+    
+Function GetEnvironmentString(Index : Integer) : String;
+    
+var
+  hp,p : pchar;
+begin
+  Result:='';
+  p:=GetEnvironmentStrings;
+  hp:=p;
+  If (Hp<>Nil) then
+    begin
+    while hp^<>#0 and (Index>1) do
+      begin
+      Dex(Index);
+      hp:=hp+strlen(hp)+1;
+      end;
+    If (hp^<>#0) then
+      Result:=StrPas(HP);  
+    end;  
+  FreeEnvironmentStrings(p);
+end;
+        
+
 function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
 var
   SI: TStartupInfo;
@@ -966,7 +1005,10 @@ Finalization
 end.
 {
   $Log$
-  Revision 1.37  2004-08-06 13:23:21  michael
+  Revision 1.38  2004-12-11 11:32:44  michael
+  + Added GetEnvironmentVariableCount and GetEnvironmentString calls
+
+  Revision 1.37  2004/08/06 13:23:21  michael
   + Ver 1.0 does not handle initialized variables well
 
   Revision 1.36  2004/08/05 12:55:29  michael