Merge branch 'master' of git://git.etherboot.org/scm/gpxe

src/Makefile.housekeeping

 	@$(TOUCH) $@
 VERYCLEANUP	+= .toolcheck
 
+# Check for correct syntax for echo -e
+#
+ifeq ($(shell echo '\0101'),A)
+ECHO_E = echo
+else
+ECHO_E = echo -e
+endif
+
 # Build verbosity
 #
 ifeq ($(V),1)
 	@$(CPP) $(CFLAGS) $(CFLAGS_$(3)) $(CFLAGS_$(4)) -DOBJECT=$(4) \
 		-Wno-error -M $(1) -MT "$(4)_DEPS" -MG -MP | \
 		sed 's/_DEPS\s*:/_DEPS =/' >> $(2)
-	@echo -e '\n$$(BIN)/$(4).o : $(1) $$(MAKEDEPS) $$($(4)_DEPS)' \
+	@$(ECHO_E) '\n$$(BIN)/$(4).o : $(1) $$(MAKEDEPS) $$($(4)_DEPS)' \
 		 '\n\t$$(QM)echo "  [BUILD] $$@"\n' \
 		 '\n\t$$(RULE_$(3))\n' \
 		 '\nBOBJS += $$(BIN)/$(4).o\n' \
 	@$(MKDIR) -p $(dir $(2))
 	@$(RM) $(2)
 	@$(TOUCH) $(2)
-	@echo -e '$$(BIN)/%$(1) : $$(BIN)/%$(1).zbin' \
+	@$(ECHO_E) '$$(BIN)/%$(1) : $$(BIN)/%$(1).zbin' \
 		  '\n\t$$(QM)echo "  [FINISH] $$@"' \
 		  '\n\t$$(Q)$$(CP) $$< $$@' \
 		  '\n\t$$(Q)$$(FINALISE_$(1))' \

src/arch/i386/include/stdint.h → src/arch/i386/include/bits/stdint.h

-#ifndef STDINT_H
-#define STDINT_H
+#ifndef _BITS_STDINT_H
+#define _BITS_STDINT_H
 
 typedef typeof(sizeof(int))	size_t;
 typedef signed long		ssize_t;
 typedef unsigned long		physaddr_t;
 typedef unsigned long		intptr_t;
 
-typedef int8_t s8;
-typedef uint8_t u8;
-typedef int16_t s16;
-typedef uint16_t u16;
-typedef int32_t s32;
-typedef uint32_t u32;
-typedef int64_t s64;
-typedef uint64_t u64;
-
-typedef int8_t int8;
-typedef uint8_t uint8;
-typedef int16_t int16;
-typedef uint16_t uint16;
-typedef int32_t int32;
-typedef uint32_t uint32;
-typedef int64_t int64;
-typedef uint64_t uint64;
-
-#endif /* STDINT_H */
+#endif /* _BITS_STDINT_H */

src/include/compiler.h

  */
 #define __shared __asm__ ( "_shared_bss" )
 
+/**
+ * Optimisation barrier
+ */
+#define barrier() __asm__ __volatile__ ( "" : : : "memory" )
+
 #endif /* ASSEMBLY */
 
 #endif /* COMPILER_H */

src/include/stdint.h

+#ifndef _STDINT_H
+#define _STDINT_H
+
+#include <bits/stdint.h>
+
+typedef int8_t s8;
+typedef uint8_t u8;
+typedef int16_t s16;
+typedef uint16_t u16;
+typedef int32_t s32;
+typedef uint32_t u32;
+typedef int64_t s64;
+typedef uint64_t u64;
+
+typedef int8_t int8;
+typedef uint8_t uint8;
+typedef int16_t int16;
+typedef uint16_t uint16;
+typedef int32_t int32;
+typedef uint32_t uint32;
+typedef int64_t int64;
+typedef uint64_t uint64;
+
+#endif /* _STDINT_H */