Declare tags.c variables in tags.h. Declare stuff with external

linkage that is not in any other header in misc.h.  Remove some
redundant declarations elsewhere.
(prompt, doredir, dopipe, doexecute, output, screen, parsedelay):
Static linkage.

src/client/Makefile.standalone

@@ -71,6 +71,7 @@ clean:
 
 expect.o: misc.h fnlist.h
 globals.o: misc.h fnlist.h proto.h
+handle.o: misc.h
 host.o: misc.h
 ioqueue.o: misc.h queue.h ioqueue.h
 ipglob.o: misc.h

src/client/expect.c

@@ -142,7 +142,6 @@ expect(int s, int match, s_char *buf)
 void
 sendcmd(int s, int cmd, s_char *arg)
 {
-    extern struct fn fnlist[];
     s_char buf[128];
     int cc;
     int len;

src/client/handle.c

@@ -35,12 +35,11 @@
 #if !defined(_WIN32)
 #include <unistd.h>
 #endif
+#include "misc.h"
 
 int
 handleintr(int s)
 {
-    extern int interrupt;
-
     if (interrupt) {
 	/* tacky, but it works */
 	if (write(s, "\naborted\n", 1 + 7 + 1) <= 0)

src/client/ioqueue.c

@@ -47,8 +47,6 @@ static int dequeuecc(register struct ioqueue *ioq, register int cc);
 void
 ioq_init(struct ioqueue *ioq, int bsize)
 {
-    extern s_char num_teles[];
-
     initque(&ioq->queue);
     ioq->cc = 0;
     ioq->bsize = bsize;

src/client/login.c

@@ -43,9 +43,6 @@
 #include <unistd.h>
 #endif
 
-int expect(int s, int match, s_char *buf);
-void sendcmd(int s, int cmd, s_char *arg);
-
 int
 login(int s, s_char *uname, s_char *cname, s_char *cpass, int kill_proc)
 {

src/client/main.c

@@ -73,17 +73,6 @@ HANDLE hStdIn;
 int interrupt;
 int sock;
 
-void saveargv(int ac, s_char **src, s_char **dst);
-void getsose(void);
-int hostport(s_char *name, struct sockaddr_in *addr);
-int hostaddr(s_char *name, struct sockaddr_in *addr);
-int hostconnect(struct sockaddr_in *addr);
-int login(int s, s_char *uname, s_char *cname, s_char *cpass, int kill_proc);
-int handleintr(int);
-int termio(int fd, int sock, FILE *auxfi);
-int serverio(int s, struct ioqueue *ioq);
-void servercmd(struct ioqueue *ioq, FILE *auxfi);
-
 static void intr(int sig);
 
 
@@ -98,8 +87,6 @@ main(int ac, s_char **av)
     DWORD stdinmode;
     SECURITY_ATTRIBUTES security;
 #endif
-    extern s_char empireport[];
-    extern s_char empirehost[];
     fd_set mask;
     struct ioqueue server;
     s_char *argv[128];

src/client/misc.h

@@ -35,7 +35,14 @@
 #define _MISC_H_
 
 #include <ctype.h>
+#include <stdio.h>
 #include <sys/types.h>
+#ifdef _WIN32
+#include <windows.h>
+#include <winsock.h>
+#else
+#include <netinet/in.h>
+#endif
 
 #if !defined(aix) && !defined(sgi)
 #ifndef ultrix			/* already defined in ultrix */
@@ -46,4 +53,33 @@ typedef signed char s_char;
 #endif /* !aix && !sgi */
 typedef short coord;		/* also change NSC_COORD in nsc.h */
 
+struct ioqueue;
+
+extern struct fn fnlist[];
+extern s_char empirehost[];
+extern s_char empireport[];
+extern int interrupt;
+extern s_char num_teles[];
+extern int sock;
+extern s_char *SO;
+extern s_char *SE;
+
+#ifdef _WIN32
+HANDLE hStdIn;
+#endif
+
+void getsose(void);
+int expect(int s, int match, s_char *buf);
+int handleintr(int);
+int hostaddr(s_char *name, struct sockaddr_in *addr);
+int hostconnect(struct sockaddr_in *addr);
+int hostport(s_char *name, struct sockaddr_in *addr);
+int login(int s, s_char *uname, s_char *cname, s_char *cpass, int kill_proc);
+void saveargv(int ac, s_char **src, s_char **dst);
+void sendcmd(int s, int cmd, s_char *arg);
+int sendeof(int sock);
+void servercmd(struct ioqueue *ioq, FILE *auxfi);
+int serverio(int s, struct ioqueue *ioq);
+int termio(int fd, int sock, FILE *auxfi);
+
 #endif

src/client/servcmd.c

@@ -58,18 +58,12 @@ FILE *redir_fp;
 FILE *pipe_fp;
 int exec_fd;
 
-void prompt(FILE *auxfi);
+static void prompt(FILE *auxfi);
-void doredir(s_char *p);
+static void doredir(s_char *p);
-void dopipe(s_char *p);
+static void dopipe(s_char *p);
-void doexecute(s_char *p, FILE *auxfi);
+static void doexecute(s_char *p, FILE *auxfi);
-void output(int code, s_char *buf, FILE *auxfi);
+static void output(int code, s_char *buf, FILE *auxfi);
-void screen(register s_char *buf);
+static void screen(register s_char *buf);
-int sendeof(int);
-int termio(int fd, int sock, FILE *auxfi);
-void _noecho(int);
-
-extern s_char *SO;
-extern s_char *SE;
 
 void
 servercmd(struct ioqueue *ioq, FILE *auxfi)
@@ -128,7 +122,7 @@ servercmd(struct ioqueue *ioq, FILE *auxfi)
     }
 }
 
-void
+static void
 prompt(FILE *auxfi)
 {
     if (mode == C_PROMPT) {
@@ -160,7 +154,7 @@ prompt(FILE *auxfi)
 /*
  * opens redir_fp if successful
  */
-void
+static void
 doredir(s_char *p)
 {
     s_char *how;
@@ -212,7 +206,7 @@ doredir(s_char *p)
 /*
  * opens "pipe_fp" if successful
  */
-void
+static void
 dopipe(s_char *p)
 {
     s_char *tag;
@@ -242,10 +236,9 @@ dopipe(s_char *p)
     free(tag);
 }
 
-void
+static void
 doexecute(s_char *p, FILE *auxfi)
 {
-    extern int sock;
     int fd;
     s_char *tag;
 
@@ -286,7 +279,7 @@ doexecute(s_char *p, FILE *auxfi)
     free(tag);
 }
 
-void
+static void
 output(int code, s_char *buf, FILE *auxfi)
 {
     switch (code) {
@@ -344,7 +337,7 @@ output(int code, s_char *buf, FILE *auxfi)
     }
 }
 
-void
+static void
 screen(register s_char *buf)
 {
     register s_char *sop;

src/client/tags.h

@@ -39,6 +39,10 @@ struct tagstruct {
     struct tagstruct *next;
 };
 
+extern struct tagstruct *taglist;
+extern s_char buf[4096];
+extern s_char exec[8];
+
 void io_init(void);
 s_char *gettag(s_char *p);
 

src/client/termio.c

@@ -44,16 +44,6 @@
 #include "misc.h"
 #include "tags.h"
 
-extern struct tagstruct *taglist;
-extern s_char buf[4096];
-extern s_char exec[];
-
-#ifdef _WIN32
-extern HANDLE hStdIn;
-#endif
-
-int sendeof(int sock);
-
 int
 termio(int fd, int sock, FILE *auxfi)
 {

src/client/termlib.c

@@ -47,7 +47,7 @@ s_char *SE = 0;
 
 int tgetent(char *, char *);
 
-void
+static void
 parsedelay(s_char *r)
 {
     s_char *s, *t;