From: John Hodge <tpg@mutabah.net>
Date: Sun, 2 Sep 2012 11:55:08 +0000 (+0800)
Subject: Kernel - Misc
X-Git-Tag: rel0.15~706^2~17
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=1ac0c6fd8af10ace17331b638a37698f586d04c9;p=tpg%2Facess2.git

Kernel - Misc
---

diff --git a/KernelLand/Kernel/Makefile b/KernelLand/Kernel/Makefile
index 66eb9cdd..16d63b44 100644
--- a/KernelLand/Kernel/Makefile
+++ b/KernelLand/Kernel/Makefile
@@ -29,6 +29,7 @@ CFLAGS  	+= -Wall -fno-stack-protector -Wstrict-prototypes -std=gnu99 -g
 CFLAGS  	+= -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wnested-externs -Winline -Wuninitialized
 CFLAGS          += -O3
 LDFLAGS		+= -T arch/$(ARCHDIR)/link.ld -g
+LIBGCC_PATH     := $(shell $(CC) -print-libgcc-file-name)
 
 ifeq ($(PLATFORM),default)
 	OBJDIR := obj-$(ARCH)/
diff --git a/KernelLand/Kernel/include/acess.h b/KernelLand/Kernel/include/acess.h
index 1d062a5e..3abc49ab 100644
--- a/KernelLand/Kernel/include/acess.h
+++ b/KernelLand/Kernel/include/acess.h
@@ -15,6 +15,8 @@
 #define PACKED	__attribute__((packed))
 //! Mark a function as not returning
 #define NORETURN	__attribute__((noreturn))
+//! Mark a function that its return value should be used
+#define WARN_UNUSED_RET	__attribute__((warn_unused_result))
 //! Mark a function (or variable) as deprecated
 #define DEPRECATED	__attribute__((deprecated))
 //! Mark a parameter as unused
diff --git a/KernelLand/Kernel/include/errno.h b/KernelLand/Kernel/include/errno.h
index a327cc00..31f68a0c 100644
--- a/KernelLand/Kernel/include/errno.h
+++ b/KernelLand/Kernel/include/errno.h
@@ -22,6 +22,7 @@ enum eErrorNums
 	ENFILE,	// Too many open files
 	ENOTDIR,	// Not a directory
 	EIO,	// IO Error
+	EINTR,	// Operation interrupted (signal)
 	
 	EALREADY,	// Operation was a NOP
 	EINTERNAL,	// Internal Error
diff --git a/KernelLand/Kernel/include/threads_int.h b/KernelLand/Kernel/include/threads_int.h
index 881db4ab..578fdcf1 100644
--- a/KernelLand/Kernel/include/threads_int.h
+++ b/KernelLand/Kernel/include/threads_int.h
@@ -102,7 +102,7 @@ struct sThread
 };
 
 
-enum {
+enum eThreadStatus {
 	THREAD_STAT_NULL,	// Invalid process
 	THREAD_STAT_ACTIVE,	// Running and schedulable process
 	THREAD_STAT_SLEEPING,	// Message Sleep