Fixed portability problems with va_copy. In three places, calls to fstat

had to be replaced by calls to stat, because fileno is no longer available
when forcing the compiler into pure c89 (or c99) mode.


git-svn-id: svn://svn.cc65.org/cc65/trunk@3683 b7a2c559-68d2-44c3-8de9-860c34a00d81

src/common/make/gcc.mak

@@ -2,7 +2,7 @@
 # gcc Makefile for the binutils common stuff
 #
 
-CFLAGS 	= -g -O2 -Wall -W
+CFLAGS 	= -g -O2 -Wall -W -std=c89
 CC	= gcc
 LDFLAGS	=
 LIB	= common.a
@@ -72,6 +72,6 @@ zap:	clean
 .PHONY: depend dep
 depend dep:	$(OBJS:.o=.c)
 	@echo "Creating dependency information"
-	$(CC) -MM $^ > .depend
+	$(CC) $(CFLAGS) -MM $^ > .depend
 
 

src/common/va_copy.h

@@ -38,18 +38,27 @@
 
 
 
+/* No action if we're using a C99 compiler */
+#if (__STDC_VERSION__ < 199901)
+
+
+
 /* The watcom compiler doesn't have va_copy and a problematic va_list definition */
 #if defined(__WATCOMC__)
 #define va_copy(dest,src)       memcpy((dest), (src), sizeof (va_list))
 #endif
 
-/* GNU C before version 3 has its own name */
-#if defined(__GNUC__) && (__GNUC__ == 2)
+/* GNU C has a builtin function */
+#if defined(__GNUC__)
 #define va_copy(dest,src)       __va_copy(dest, src)
 #endif
 
 
 
+#endif  /* #if (__STDC_VERSION__ < 199901) */
+
+
+
 /* End of va_copy.h */
 #endif