8 files changed, 113 insertions, 15 deletions

diff --git a/mdk-stage1/dietlibc/dietfeatures.h b/mdk-stage1/dietlibc/dietfeatures.h
index 4552599ea..e1de38577 100644
--- a/mdk-stage1/dietlibc/dietfeatures.h
+++ b/mdk-stage1/dietlibc/dietfeatures.h
@@ -22,7 +22,7 @@
 /* #define WANT_FASTER_STRING_ROUTINES */
 
 /* do you want ungetc?  makes fgetc more complex */
-// #define WANT_UNGETC
+#define WANT_UNGETC
 
 // #define WANT_LINKER_WARNINGS
 
diff --git a/mdk-stage1/dietlibc/include/netdb.h b/mdk-stage1/dietlibc/include/netdb.h
index 887faa999..e90ea81ac 100644
--- a/mdk-stage1/dietlibc/include/netdb.h
+++ b/mdk-stage1/dietlibc/include/netdb.h
@@ -72,4 +72,19 @@ struct protoent *getprotobynumber(int proto) __THROW;
 void setprotoent(int stayopen) __THROW;
 void endprotoent(void) __THROW;
 
+
+/* Description of data base entry for a single network.  NOTE: here a
+   poor assumption is made.  The network number is expected to fit
+   into an unsigned long int variable.  */
+struct netent
+{
+  char *n_name;			/* Official name of network.  */
+  char **n_aliases;		/* Alias list.  */
+  int n_addrtype;		/* Net address type.  */
+  uint32_t n_net;		/* Network number.  */
+};
+
+extern struct netent *getnetbyname (__const char *__name) __THROW;
+
+
 #endif
diff --git a/mdk-stage1/dietlibc/include/termios.h b/mdk-stage1/dietlibc/include/termios.h
index 4c4b8f4dc..f10909c1b 100644
--- a/mdk-stage1/dietlibc/include/termios.h
+++ b/mdk-stage1/dietlibc/include/termios.h
@@ -17,5 +17,6 @@ speed_t cfgetospeed(struct termios *termios_p) __THROW;
 int cfsetospeed(struct termios *termios_p, speed_t speed) __THROW;
 speed_t cfgetispeed(struct termios *termios_p) __THROW;
 int cfsetispeed(struct termios *termios_p, speed_t speed) __THROW;
+int tcflush(int fd, int queue_selector) __THROW;
 
 #endif
diff --git a/mdk-stage1/dietlibc/lib/cfgetospeed.c b/mdk-stage1/dietlibc/lib/cfgetospeed.c
deleted file mode 100644
index 4d70888f7..000000000
--- a/mdk-stage1/dietlibc/lib/cfgetospeed.c
+++ /dev/null
@@ -1,6 +0,0 @@
-#include <termios.h>
-#include <sys/types.h>
-
-speed_t cfgetospeed(struct termios *termios_p) {
-  return ((termios_p->c_iflag & (CBAUD|CBAUDEX)));
-}
diff --git a/mdk-stage1/dietlibc/lib/speed.c b/mdk-stage1/dietlibc/lib/speed.c
new file mode 100644
index 000000000..a7fcca7c9
--- /dev/null
+++ b/mdk-stage1/dietlibc/lib/speed.c
@@ -0,0 +1,67 @@
+#include <unistd.h>
+#include <termios.h>
+#include <sys/types.h>
+
+#include <asm/errno.h>
+
+extern int errno;
+
+/* Hack around a kernel bug; value must correspond to the one used in tcsetattr.c */
+#define IBAUD0	020000000000
+
+
+/* Return the output baud rate stored in *TERMIOS_P.  */
+speed_t cfgetospeed (struct termios *termios_p)
+{
+	return termios_p->c_cflag & (CBAUD | CBAUDEX);
+}
+
+
+/* Return the input baud rate stored in *TERMIOS_P.
+   Although for Linux there is no difference between input and output
+   speed, the numerical 0 is a special case for the input baud rate. It
+   should set the input baud rate to the output baud rate. */
+speed_t cfgetispeed (struct termios *termios_p)
+{
+	return ((termios_p->c_iflag & IBAUD0)
+		? 0 : termios_p->c_cflag & (CBAUD | CBAUDEX));
+}
+
+
+/* Set the output baud rate stored in *TERMIOS_P to SPEED.  */
+int cfsetospeed (struct termios *termios_p, speed_t speed)
+{
+	if ((speed & ~CBAUD) != 0 && (speed < B57600 || speed > B460800)) {
+		errno = EINVAL;
+		return -1;
+	}
+	
+	termios_p->c_cflag &= ~(CBAUD | CBAUDEX);
+	termios_p->c_cflag |= speed;
+	
+	return 0;
+}
+
+
+/* Set the input baud rate stored in *TERMIOS_P to SPEED.
+   Although for Linux there is no difference between input and output
+   speed, the numerical 0 is a special case for the input baud rate.  It
+   should set the input baud rate to the output baud rate.  */
+int cfsetispeed (struct termios *termios_p, speed_t speed)
+{
+	if ((speed & ~CBAUD) != 0 && (speed < B57600 || speed > B460800)) {
+		errno = EINVAL;
+		return -1;
+	}
+	
+	if (speed == 0)
+		termios_p->c_iflag |= IBAUD0;
+	else
+	{
+		termios_p->c_iflag &= ~IBAUD0;
+		termios_p->c_cflag &= ~(CBAUD | CBAUDEX);
+		termios_p->c_cflag |= speed;
+	}
+	
+	return 0;
+}
diff --git a/mdk-stage1/dietlibc/lib/tcflush.c b/mdk-stage1/dietlibc/lib/tcflush.c
new file mode 100644
index 000000000..a19fe11d1
--- /dev/null
+++ b/mdk-stage1/dietlibc/lib/tcflush.c
@@ -0,0 +1,23 @@
+#include <unistd.h>
+#include <termios.h>
+#include <sys/ioctl.h>
+
+#include <asm/errno.h>
+
+extern int errno;
+
+/* Flush pending data on FD.  */
+int tcflush(int fd, int queue_selector)
+{
+	switch (queue_selector) {
+	case TCIFLUSH:
+		return ioctl(fd, TCFLSH, 0);
+	case TCOFLUSH:
+		return ioctl(fd, TCFLSH, 1);
+	case TCIOFLUSH:
+		return ioctl(fd, TCFLSH, 2);
+	default:
+		errno = EINVAL;
+		return -1;
+	}
+}
diff --git a/mdk-stage1/dietlibc/lib/tcsetattr.c b/mdk-stage1/dietlibc/lib/tcsetattr.c
index 642588d47..cf70354d2 100644
--- a/mdk-stage1/dietlibc/lib/tcsetattr.c
+++ b/mdk-stage1/dietlibc/lib/tcsetattr.c
@@ -7,8 +7,12 @@
 
 extern int errno;
 
+/* Hack around a kernel bug; value must correspond to the one used in speed.c */
+#define IBAUD0	020000000000
+
 int tcsetattr(int fildes, int optional_actions, struct termios *termios_p)
 {
+  termios_p->c_iflag &= ~IBAUD0;
   switch (optional_actions) {
   case TCSANOW:
     return ioctl(fildes, TCSETS, termios_p);
diff --git a/mdk-stage1/dietlibc/libshell/glob.c b/mdk-stage1/dietlibc/libshell/glob.c
index e8c9e8a79..34d09d87a 100644
--- a/mdk-stage1/dietlibc/libshell/glob.c
+++ b/mdk-stage1/dietlibc/libshell/glob.c
@@ -174,14 +174,8 @@ int glob(const char *pattern, int flags, int errfunc(const char * epath, int eer
 			ptr = strchr(ptr2, '/');
 			if (ptr != NULL)
 				*ptr = '\0';
-			setpwent();
-			while (((p = getpwent()) != NULL)) {
-				if (!strcmp(p->pw_name, ptr2)) {
-					home_dir = p->pw_dir;
-					break;
-				}
-			}
-			endpwent();
+			if (((p = getpwnam(ptr2)) != NULL))
+				home_dir = p->pw_dir;
 		}
 		if (home_dir != NULL) {
 			i = strlen(home_dir) + strlen(pattern_); /* pessimistic (the ~ case) */