1 files changed, 110 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/include/sys/ucontext.h b/mdk-stage1/dietlibc/include/sys/ucontext.h
new file mode 100644
index 000000000..573c6c7fb
--- /dev/null
+++ b/mdk-stage1/dietlibc/include/sys/ucontext.h
@@ -0,0 +1,110 @@
+#ifndef _SYS_UCONTEXT_H
+#define _SYS_UCONTEXT_H
+
+#include <asm/sigcontext.h>
+#include <signal.h>
+
+typedef struct sigcontext mcontext_t;
+
+#if defined(__i386__) || defined(__arm__) || defined(__mips__) || defined(__mips64__) || defined(__powerpc__) || defined(__hppa__)
+struct ucontext {
+  unsigned long		uc_flags;
+  struct ucontext	*uc_link;
+  stack_t		uc_stack;
+  struct sigcontext	uc_mcontext;
+  sigset_t		uc_sigmask;	/* mask last for extensibility */
+};
+#elif defined(__alpha__)
+struct ucontext {
+  unsigned long		uc_flags;
+  struct ucontext	*uc_link;
+  unsigned long		uc_osf_sigmask;
+  stack_t		uc_stack;
+  struct sigcontext	uc_mcontext;
+  sigset_t		uc_sigmask;	/* mask last for extensibility */
+};
+#elif defined(__sparc__) || defined(__sparc64__)
+
+#define MC_TSTATE	0
+#define MC_PC		1
+#define MC_NPC		2
+#define MC_Y		3
+#define MC_G1		4
+#define MC_G2		5
+#define MC_G3		6
+#define MC_G4		7
+#define MC_G5		8
+#define MC_G6		9
+#define MC_G7		10
+#define MC_O0		11
+#define MC_O1		12
+#define MC_O2		13
+#define MC_O3		14
+#define MC_O4		15
+#define MC_O5		16
+#define MC_O6		17
+#define MC_O7		18
+#define MC_NGREG	19
+
+typedef unsigned long mc_greg_t;
+typedef mc_greg_t mc_gregset_t[MC_NGREG];
+
+#define MC_MAXFPQ	16
+struct mc_fq {
+  unsigned long		*mcfq_addr;
+  unsigned int		mcfq_insn;
+};
+
+typedef struct mc_fpu {
+  union {
+    unsigned int	sregs[32];
+    unsigned long	dregs[32];
+    long double		qregs[16];
+  } mcfpu_fregs;
+  unsigned long		mcfpu_fsr;
+  unsigned long		mcfpu_fprs;
+  unsigned long		mcfpu_gsr;
+  struct mc_fq		*mcfpu_fq;
+  unsigned char		mcfpu_qcnt;
+  unsigned char		mcfpu_qentsz;
+  unsigned char		mcfpu_enab;
+} mc_fpu_t;
+
+typedef struct {
+  mc_gregset_t	mc_gregs;
+  mc_greg_t	mc_fp;
+  mc_greg_t	mc_i7;
+  mc_fpu_t	mc_fpregs;
+} mcontext_t;
+
+struct ucontext {
+  struct ucontext         *uc_link;
+  unsigned long           uc_flags;
+  sigset_t                uc_sigmask;
+  mcontext_t              uc_mcontext;
+};
+#elif defined(__s390__)
+struct ucontext {
+  unsigned long		uc_flags;
+  struct ucontext	*uc_link;
+  stack_t		uc_stack;
+  _sigregs		uc_mcontext;
+  sigset_t		uc_sigmask;	/* mask last for extensibility */
+};
+#elif defined(__ia64__)
+
+/* oh my god is this ugly!  --fefe*/
+struct ucontext {
+  struct sigcontext uc_mcontext;
+};
+
+#define uc_link		uc_mcontext.sc_gr[0]	/* wrong type; nobody cares */
+#define uc_sigmask	uc_mcontext.sc_sigmask
+#define uc_stack	uc_mcontext.sc_stack
+#else
+#error NEED TO PORT <sys/sigcontext.h>!
+#endif
+
+typedef struct ucontext ucontext_t;
+
+#endif