Bump up size of two static char[] so gcc knows they won't overflow.

[nmh] / uip / prompter.c

diff --git a/uip/prompter.c b/uip/prompter.c
index cdab14e33e2ed32ce08b4efaa73826ef5ad33de5..303d2ad4a7f6be9e58bd4540f9f08ddee2ddc192 100644 (file)
--- a/uip/prompter.c
+++ b/uip/prompter.c
@@ -16,14 +16,6 @@
 
 #define        QUOTE '\\'
 
-#ifndef        CKILL
-# define CKILL '@'
-#endif
-
-#ifndef        CERASE
-# define CERASE '#'
-#endif
-
 #define PROMPTER_SWITCHES \
     X("erase chr", 0, ERASESW) \
     X("kill chr", 0, KILLSW) \
@@ -46,11 +38,7 @@ DEFINE_SWITCH_ENUM(PROMPTER);
 DEFINE_SWITCH_ARRAY(PROMPTER, switches);
 #undef X
 
-
 static struct termios tio;
-#define ERASE tio.c_cc[VERASE]
-#define KILL  tio.c_cc[VKILL]
-#define INTR  tio.c_cc[VINTR]
 
 static int wtuser = 0;
 static int sigint = 0;
@@ -59,7 +47,7 @@ static jmp_buf sigenv;
 /*
  * prototypes
  */
-int getln (char *, int);
+static int getln (char *, int);
 static int chrcnv (char *);
 static void chrdsp (char *, char);
 static void intrser (int);
@@ -162,20 +150,20 @@ main (int argc, char **argv)
        tcgetattr(0, &tio);
 
        /* save original kill, erase character for later */
-       save_kill = KILL;
-       save_erase = ERASE;
+       save_kill = tio.c_cc[VKILL];
+       save_erase = tio.c_cc[VERASE];
 
        /* set new kill, erase character in terminal structure */
-       KILL = killp ? chrcnv (killp) : save_kill;
-       ERASE = erasep ? chrcnv (erasep) : save_erase;
+       tio.c_cc[VKILL] = killp ? chrcnv (killp) : save_kill;
+       tio.c_cc[VERASE] = erasep ? chrcnv (erasep) : save_erase;
 
        /* set the new terminal attributes */
         tcsetattr(0, TCSADRAIN, &tio);
 
        /* print out new kill erase characters */
-       chrdsp ("erase", ERASE);
-       chrdsp (", kill", KILL);
-       chrdsp (", intr", INTR);
+       chrdsp ("erase", tio.c_cc[VERASE]);
+       chrdsp (", kill", tio.c_cc[VKILL]);
+       chrdsp (", intr", tio.c_cc[VINTR]);
        putchar ('\n');
        fflush (stdout);
 
@@ -184,8 +172,8 @@ main (int argc, char **argv)
         * setup in terminal structure so we can easily
         * restore it upon exit.
         */
-       KILL = save_kill;
-       ERASE = save_erase;
+       tio.c_cc[VKILL] = save_kill;
+       tio.c_cc[VERASE] = save_erase;
     }
 
     sigint = 0;
@@ -324,7 +312,7 @@ abort:
 }
 
 
-int
+static int
 getln (char *buffer, int n)
 {
     int c;