diff --git a/usr.bin/tip/tip/tip.c b/usr.bin/tip/tip/tip.c index a65ad616e8a2..d88ef330d214 100644 --- a/usr.bin/tip/tip/tip.c +++ b/usr.bin/tip/tip/tip.c @@ -252,7 +252,6 @@ main(int argc, char *argv[]) tipin(); else tipout(); - /*NOTREACHED*/ exit(0); } @@ -402,11 +401,16 @@ tipin(void) } while (1) { - gch = getchar()&STRIP_PAR; - /* XXX does not check for EOF */ + gch = getchar(); + if (gch == EOF) + return; + gch = gch & STRIP_PAR; if ((gch == character(value(ESCAPE))) && bol) { if (!noesc) { - if (!(gch = escape())) + gch = escape(); + if (gch == EOF) + return; + if (gch == 0) continue; } } else if (!cumode && gch == character(value(RAISECHAR))) { @@ -420,7 +424,10 @@ tipin(void) printf("\r\n"); continue; } else if (!cumode && gch == character(value(FORCE))) - gch = getchar()&STRIP_PAR; + gch = getchar(); + if (gch == EOF) + return; + gch = gch & STRIP_PAR; bol = any(gch, value(EOL)); if (boolean(value(RAISE)) && islower(gch)) gch = toupper(gch); @@ -444,8 +451,10 @@ escape(void) esctable_t *p; char c = character(value(ESCAPE)); - gch = (getchar()&STRIP_PAR); - /* XXX does not check for EOF */ + gch = getchar(); + if (gch == EOF) + return (EOF); + gch = gch & STRIP_PAR; for (p = etable; p->e_char; p++) if (p->e_char == gch) { if ((p->e_flags&PRIV) && uid)