Replace gsc-boot.c by shell scripts to avoid problems when cross-comp…

…iling.

gsc-boot.bat.windows

@@ -0,0 +1,17 @@
+@echo off
+
+rem Copyright (c) 2012 by Marc Feeley, All Rights Reserved.
+
+rem Due to the meta-circular nature of the system, an executable
+rem version of the Gambit compiler (gsc-boot) is necessary to compile
+rem the .scm source files that are part of the Gambit runtime library
+rem into .c files.  The Gambit git repository contains precompiled
+rem versions of these files.  When Gambit is initially built, it is
+rem necessary to avoid generating these .c files (since an executable
+rem Gambit compiler is not yet available to generate them).  This
+rem circular dependence is resolved by using a dummy gsc-boot script
+rem which does not touch the .c files obtained from the repository.
+
+rem echo "***DUMMY*** compilation (this is normal when bootstrapping)"
+
+exit 0

gsc-boot.unix

@@ -0,0 +1,17 @@
+#! /bin/sh
+
+# Copyright (c) 2012 by Marc Feeley, All Rights Reserved.
+
+# Due to the meta-circular nature of the system, an executable
+# version of the Gambit compiler (gsc-boot) is necessary to compile
+# the .scm source files that are part of the Gambit runtime library
+# into .c files.  The Gambit git repository contains precompiled
+# versions of these files.  When Gambit is initially built, it is
+# necessary to avoid generating these .c files (since an executable
+# Gambit compiler is not yet available to generate them).  This
+# circular dependence is resolved by using a dummy gsc-boot script
+# which does not touch the .c files obtained from the repository.
+
+# echo "***DUMMY*** compilation (this is normal when bootstrapping)"
+
+exit 0

gsc/makefile.in

@@ -228,8 +228,9 @@ $(MODULES_O): $(srcdirpfx)$(rootfromhere)/include/gambit.h
 bootstrap-pre:
 
 bootstrap-post:
-	cp $(LIBRARY) $(rootfromhere)/$(LIBRARY)
+	rm -f $(rootfromhere)/gsc-boot@bat@
 	cp $(EXECUTABLE) $(rootfromhere)/gsc-boot@exe@
+	cp $(LIBRARY) $(rootfromhere)/$(LIBRARY)
 
 install-pre:
 

include/stamp.h

@@ -2,5 +2,5 @@
  * Time stamp of last source code repository commit.
  */
 
-#define ___STAMP_YMD 20120429
-#define ___STAMP_HMS 14027
+#define ___STAMP_YMD 20120508
+#define ___STAMP_HMS 130234

makefile.in

@@ -74,7 +74,7 @@ SUBDIRS = include lib gsi gsc bin misc doc tests examples contrib prebuilt
 
 RCFILES = README INSTALL.txt LICENSE-2.0.txt LGPL.txt \
 makefile.in configure configure.ac config.guess config.sub install-sh mkidirs \
-relpath gsc-boot.c
+relpath gsc-boot.unix gsc-boot.bat.windows
 
 GITRCFILES = .gitignore .gitattributes
 HGRCFILES = .hgignore .hgtags
@@ -99,8 +99,14 @@ all-pre: gsc-boot@exe@
 
 all-post:
 
-gsc-boot@exe@: gsc-boot.c
-	@C_COMPILER@ -o gsc-boot@exe@ gsc-boot.c
+gsc-boot@exe@:
+	rm -f gsc-boot@bat@
+	if test "@bat@" = ""; then \
+	  cp gsc-boot.unix gsc-boot@bat@; \
+	  chmod +x gsc-boot@bat@; \
+	else \
+	  cp gsc-boot.bat.windows gsc-boot@bat@; \
+	fi
 
 fake_target: