initial check-in, version 0.5.0

src/internal/pthread_impl.h

@@ -0,0 +1,68 @@
+#ifndef _PTHREAD_IMPL_H
+#define _PTHREAD_IMPL_H
+
+#include <pthread.h>
+#include <sched.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <errno.h>
+#include <limits.h>
+#include <inttypes.h>
+#include <setjmp.h>
+#include <string.h>
+#include <time.h>
+#include "libc.h"
+#include "syscall.h"
+#include "atomic.h"
+#include "futex.h"
+
+#define pthread __pthread
+
+struct pthread {
+	struct pthread *self, *join;
+	int errno_val;
+	pid_t tid, pid;
+	volatile int canceldisable, cancelasync, cancelpoint, cancel;
+	unsigned char *map_base;
+	size_t map_size;
+	void *start_arg;
+	void *(*start)(void *);
+	void *result;
+	jmp_buf exit_jmp_buf;
+	int detached;
+	int exitlock;
+	unsigned long tlsdesc[4];
+	struct __ptcb *cancelbuf;
+	void **tsd;
+	int tsd_used;
+	pthread_attr_t attr;
+	int *errno_ptr;
+};
+
+static inline struct pthread *__pthread_self()
+{
+	struct pthread *self;
+	__asm__ ("movl %%gs:0,%0" : "=r" (self) );
+	return self;
+}
+
+#define SIGCANCEL 32
+#define SIGSYSCALL 33
+#define SIGTIMER  32 /* ?? */
+
+int __set_thread_area(unsigned long *);
+int __set_pthread_self(void *);
+int __libc_sigaction(int, const struct sigaction *, struct sigaction *);
+int __libc_sigprocmask(int, const sigset_t *, sigset_t *);
+void __lock(volatile int *);
+void __unmapself(void *, size_t);
+
+int __timedwait(volatile int *, int, clockid_t, const struct timespec *, int);
+void __wait(volatile int *, volatile int *, int, int);
+void __wake(volatile int *, int, int);
+
+#define DEFAULT_STACK_SIZE (16384-PAGE_SIZE)
+#define DEFAULT_GUARD_SIZE PAGE_SIZE
+
+#endif