Build fix

Detail:
  Some users reported problems building the sources if they had other
  installations of perl on their build machine. The build system was using a
  mixture of "perl" and "<Perl$Dir>.perl" to invoke the interpreter, and
  sometimes but not always using "do" to expand system variables on the
  command line. This has now been standardised to use "do <Perl$Dir>.perl in
  all cases, and where possible, to use the makefile macro ${PERL}.
Admin:
  Checked that a Tungsten build still works on a build machine with no other
  perl installation. "perl" was aliased to an error to ensure it wasn't used.

Version 5.35, 4.79.2.102. Tagged as 'Kernel-5_35-4_79_2_102'

Makefile

@@ -38,6 +38,7 @@ LD      = link
 CP      = copy
 RM      = remove
 WIPE    = -wipe
+PERL    = do <Perl$Dir>.perl
 CCFLAGS = -c -depend !Depend -IC:
 ASFLAGS = -depend !Depend ${THROWBACK} -Stamp -quit -To $@ -From
 ARMASMFLAGS = -depend !Depend -g ${THROWBACK} -cpu 5TE
@@ -168,11 +169,11 @@ ${EXP_HDR}.OSEntries: hdr.OSEntries
 	
 ${C_EXP_HDR}.RISCOS: hdr.RISCOS
 	${MKDIR} ${C_EXP_HDR}
-	perl Build:Hdr2H hdr.RISCOS $@
+	${PERL} Build:Hdr2H hdr.RISCOS $@
 
 ${C_EXP_HDR}.HALEntries: hdr.HALEntries
 	${MKDIR} ${C_EXP_HDR}
-	perl Build:Hdr2H hdr.HALEntries $@
+	${PERL} Build:Hdr2H hdr.HALEntries $@
 
 ${C_EXP_HDR}.HALDevice: o.Global.h.HALDevice h.HALDevice
 	${CP} h.HALDevice $@ ${CPFLAGS}
@@ -181,7 +182,7 @@ ${C_EXP_HDR}.HALDevice: o.Global.h.HALDevice h.HALDevice
 o.Global.h.HALDevice: hdr.HALDevice
 	${MKDIR} o.Global.h
 	dir o
-	perl Build:Hdr2H ^.hdr.HALDevice Global.h.HALDevice
+	${PERL} Build:Hdr2H ^.hdr.HALDevice Global.h.HALDevice
 	back
 
 BBETYPE = kernel

VersionASM

@@ -13,11 +13,11 @@
                         GBLS    Module_ComponentPath
 Module_MajorVersion     SETS    "5.35"
 Module_Version          SETA    535
-Module_MinorVersion     SETS    "4.79.2.101"
-Module_Date             SETS    "23 Apr 2009"
-Module_ApplicationDate  SETS    "23-Apr-09"
+Module_MinorVersion     SETS    "4.79.2.102"
+Module_Date             SETS    "07 Jun 2009"
+Module_ApplicationDate  SETS    "07-Jun-09"
 Module_ComponentName    SETS    "Kernel"
 Module_ComponentPath    SETS    "castle/RiscOS/Sources/Kernel"
-Module_FullVersion      SETS    "5.35 (4.79.2.101)"
-Module_HelpVersion      SETS    "5.35 (23 Apr 2009) 4.79.2.101"
+Module_FullVersion      SETS    "5.35 (4.79.2.102)"
+Module_HelpVersion      SETS    "5.35 (07 Jun 2009) 4.79.2.102"
                         END

VersionNum

@@ -5,19 +5,19 @@
  *
  */
 #define Module_MajorVersion_CMHG        5.35
-#define Module_MinorVersion_CMHG        4.79.2.101
-#define Module_Date_CMHG                23 Apr 2009
+#define Module_MinorVersion_CMHG        4.79.2.102
+#define Module_Date_CMHG                07 Jun 2009
 
 #define Module_MajorVersion             "5.35"
 #define Module_Version                  535
-#define Module_MinorVersion             "4.79.2.101"
-#define Module_Date                     "23 Apr 2009"
+#define Module_MinorVersion             "4.79.2.102"
+#define Module_Date                     "07 Jun 2009"
 
-#define Module_ApplicationDate          "23-Apr-09"
+#define Module_ApplicationDate          "07-Jun-09"
 
 #define Module_ComponentName            "Kernel"
 #define Module_ComponentPath            "castle/RiscOS/Sources/Kernel"
 
-#define Module_FullVersion              "5.35 (4.79.2.101)"
-#define Module_HelpVersion              "5.35 (23 Apr 2009) 4.79.2.101"
+#define Module_FullVersion              "5.35 (4.79.2.102)"
+#define Module_HelpVersion              "5.35 (07 Jun 2009) 4.79.2.102"
 #define Module_LibraryVersionInfo       "5:35"