Archival checkin of partially building minix68k plat. I don't think

porting the old minixST code is going to work here, and it needs a whole
new set of headers.

Author: davidgiven

lang/cem/libcc.ansi/core/misc/raise.c

@@ -7,6 +7,7 @@
 #include <stdlib.h>
 #include <sys/types.h>
 #include <signal.h>
+#include <unistd.h>
 
 #if ACKCONF_WANT_EMULATED_RAISE
 

lang/cem/libcc.ansi/headers/ack/config.h

@@ -23,6 +23,10 @@
 #define ACKCONF_WANT_STANDARD_SIGNALS 1
 #endif
 
+#ifndef ACKCONF_WANT_SYS_ERRNO_H
+#define ACKCONF_WANT_SYS_ERRNO_H 0
+#endif
+
 #ifndef ACKCONF_WANT_TERMIOS
 /* Don't compile termios-using functions unless the plat explicitly asks for it. */
 #define ACKCONF_WANT_TERMIOS 0

lang/cem/libcc.ansi/headers/errno.h

@@ -6,6 +6,10 @@
 #ifndef _ERRNO_H
 #define	_ERRNO_H
 
+#if ACKCONF_WANT_SYS_ERRNO_H
+#include <sys/errno.h>
+#else
+
 /* These values are defined by the ANSI standard. */
 
 #define EDOM    33
@@ -51,3 +55,5 @@
 extern int errno;
 
 #endif
+
+#endif

lang/cem/libcc.ansi/sys/misc/sleep.c

@@ -18,7 +18,7 @@ alfun(int sig)
 	longjmp(setjmpbuf, 1);
 } /* used with sleep() below */
 
-void sleep(int n)
+unsigned int sleep(int n)
 {
 	/* sleep(n) pauses for 'n' seconds by scheduling an alarm interrupt. */
 	unsigned oldalarm = 0;
@@ -30,7 +30,7 @@ void sleep(int n)
 	{
 		signal(SIGALRM, oldsig);
 		alarm(oldalarm);
-		return;
+		return 0;
 	}
 	oldalarm = alarm(5000); /* Who cares how long, as long
 					 * as it is long enough

lib/minix/include/string.h

@@ -0,0 +1,39 @@
+include("plat/build.lua")
+
+headermap = {}
+packagemap = {}
+
+local function addheader(h)
+	headermap[h] = "plat/minix/include/"..h
+	packagemap["$(PLATIND)/minix/include/"..h] = "plat/minix/include/"..h
+end
+
+addheader("unistd.h")
+addheader("ansi.h")
+addheader("minix/callnr.h")
+addheader("minix/const.h")
+addheader("minix/config.h")
+addheader("minix/type.h")
+addheader("minix/com.h")
+addheader("utime.h")
+addheader("sgtty.h")
+addheader("sys/types.h")
+addheader("sys/errno.h")
+addheader("sys/times.h")
+addheader("sys/stat.h")
+addheader("sys/wait.h")
+addheader("signal.h")
+addheader("limits.h")
+addheader("fcntl.h")
+addheader("time.h")
+addheader("lib.h")
+
+acklibrary {
+	name = "headers",
+	hdrs = headermap
+}
+
+installable {
+	name = "pkg",
+	map = packagemap
+}

lib/minix/include/sys/errno.h

@@ -10,6 +10,8 @@
 #ifndef _FCNTL_H
 #define _FCNTL_H
 
+#include <sys/types.h>
+
 /* These values are used for cmd in fcntl().  POSIX Table 6-1.  */
 #define F_DUPFD            0	/* duplicate file descriptor */
 #define F_GETFD	           1	/* get file descriptor flags */