# HG changeset patch
# User kaf24@scramble.cl.cam.ac.uk
# Date 1103728156 0
# Node ID fbfa79f89dfac58805190c24cf8fcf6327e597c7
# Parent  391b2a76a7498d3f84b491fb56b04ad74ff12ea7
bitkeeper revision 1.1159.187.75 (41c98e1cJF7FTRAcKrESOThaChSpOQ)

Check for a recent GCC version before building Xen.


diff -r 391b2a76a749 -r fbfa79f89dfa xen/arch/x86/Rules.mk
--- a/xen/arch/x86/Rules.mk	Wed Dec 22 11:00:58 2004 +0000
+++ b/xen/arch/x86/Rules.mk	Wed Dec 22 15:09:16 2004 +0000
@@ -32,3 +32,20 @@ CFLAGS  += -m64 -mno-red-zone -fpic -fno
 CFLAGS  += -fno-asynchronous-unwind-tables
 LDFLAGS := --oformat elf64-x86-64
 endif
+
+# Test for at least GCC v3.2.x.
+gcc-ver = $(shell $(CC) -dumpversion | sed -e 's/^\(.\)\.\(.\)\.\(.\)/\$(1)/')
+ifeq ($(call gcc-ver,1),1)
+$(error gcc-1.x.x unsupported - upgrade to at least gcc-3.2.x)
+endif
+ifeq ($(call gcc-ver,1),2)
+$(error gcc-2.x.x unsupported - upgrade to at least gcc-3.2.x)
+endif
+ifeq ($(call gcc-ver,1),3)
+ifeq ($(call gcc-ver,2),0)
+$(error gcc-3.0.x unsupported - upgrade to at least gcc-3.2.x)
+endif
+ifeq ($(call gcc-ver,2),1)
+$(error gcc-3.1.x unsupported - upgrade to at least gcc-3.2.x)
+endif
+endif