diff options
Diffstat (limited to 'atc/input.c')
| -rw-r--r-- | atc/input.c | 97 |
1 files changed, 62 insertions, 35 deletions
diff --git a/atc/input.c b/atc/input.c index a2b49f5a..62947cd4 100644 --- a/atc/input.c +++ b/atc/input.c @@ -1,4 +1,4 @@ -/* $NetBSD: input.c,v 1.23 2009/05/26 00:00:56 dholland Exp $ */ +/* $NetBSD: input.c,v 1.24 2009/08/12 04:48:03 dholland Exp $ */ /*- * Copyright (c) 1990, 1993 @@ -46,13 +46,40 @@ #if 0 static char sccsid[] = "@(#)input.c 8.1 (Berkeley) 5/31/93"; #else -__RCSID("$NetBSD: input.c,v 1.23 2009/05/26 00:00:56 dholland Exp $"); +__RCSID("$NetBSD: input.c,v 1.24 2009/08/12 04:48:03 dholland Exp $"); #endif #endif /* not lint */ #include "include.h" #include "pathnames.h" +static void rezero(void); +static void noise(void); +static int gettoken(void); +static const char *setplane(int); +static const char *turn(int); +static const char *circle(int); +static const char *left(int); +static const char *right(int); +static const char *Left(int); +static const char *Right(int); +static const char *delayb(int); +static const char *beacon(int); +static const char *ex_it(int); +static const char *airport(int); +static const char *climb(int); +static const char *descend(int); +static const char *setalt(int); +static const char *setrelalt(int); +static const char *benum(int); +static const char *to_dir(int); +static const char *rel_dir(int); +static const char *mark(int); +static const char *unmark(int); +static const char *ignore(int); + + + #define MAXRULES 6 #define MAXDEPTH 15 @@ -93,7 +120,7 @@ typedef struct { #define NUMSTATES NUMELS(st) - +static RULE state0[] = { { ALPHATOKEN, 1, "%c:", setplane}, { RETTOKEN, -1, "", NULL }, { HELPTOKEN, 12, " [a-z]<ret>", NULL }}, @@ -160,7 +187,7 @@ RULE state0[] = { { ALPHATOKEN, 1, "%c:", setplane}, #define DEF_STATE(s) { NUMELS(s), (s) } -STATE st[] = { +static STATE st[] = { DEF_STATE(state0), DEF_STATE(state1), DEF_STATE(state2), DEF_STATE(state3), DEF_STATE(state4), DEF_STATE(state5), DEF_STATE(state6), DEF_STATE(state7), DEF_STATE(state8), @@ -168,13 +195,13 @@ STATE st[] = { DEF_STATE(state12) }; -PLANE p; -STACK stack[MAXDEPTH]; -int level; -int tval; -int dest_type, dest_no, dir; +static PLANE p; +static STACK stack[MAXDEPTH]; +static int level; +static int tval; +static int dest_type, dest_no, dir; -int +static int pop(void) { if (level == 0) @@ -189,7 +216,7 @@ pop(void) return (0); } -void +static void rezero(void) { iomove(0); @@ -202,7 +229,7 @@ rezero(void) (void)strcpy(T_STR, ""); } -void +static void push(int ruleno, int ch) { int newstate, newpos; @@ -286,14 +313,14 @@ getcommand(void) return (0); } -void +static void noise(void) { (void)putchar('\07'); (void)fflush(stdout); } -int +static int gettoken(void) { while ((tval = getAChar()) == REDRAWTOKEN || tval == SHELLTOKEN) @@ -357,7 +384,7 @@ gettoken(void) return (tval); } -const char * +static const char * setplane(int c) { PLANE *pp; @@ -371,7 +398,7 @@ setplane(int c) } /* ARGSUSED */ -const char * +static const char * turn(int c __unused) { if (p.altitude == 0) @@ -380,7 +407,7 @@ turn(int c __unused) } /* ARGSUSED */ -const char * +static const char * circle(int c __unused) { if (p.altitude == 0) @@ -390,7 +417,7 @@ circle(int c __unused) } /* ARGSUSED */ -const char * +static const char * left(int c __unused) { dir = D_LEFT; @@ -401,7 +428,7 @@ left(int c __unused) } /* ARGSUSED */ -const char * +static const char * right(int c __unused) { dir = D_RIGHT; @@ -412,7 +439,7 @@ right(int c __unused) } /* ARGSUSED */ -const char * +static const char * Left(int c __unused) { p.new_dir = p.dir - 2; @@ -422,7 +449,7 @@ Left(int c __unused) } /* ARGSUSED */ -const char * +static const char * Right(int c __unused) { p.new_dir = p.dir + 2; @@ -431,7 +458,7 @@ Right(int c __unused) return (NULL); } -const char * +static const char * delayb(int c) { int xdiff, ydiff; @@ -476,7 +503,7 @@ delayb(int c) } /* ARGSUSED */ -const char * +static const char * beacon(int c __unused) { dest_type = T_BEACON; @@ -484,7 +511,7 @@ beacon(int c __unused) } /* ARGSUSED */ -const char * +static const char * ex_it(int c __unused) { dest_type = T_EXIT; @@ -492,7 +519,7 @@ ex_it(int c __unused) } /* ARGSUSED */ -const char * +static const char * airport(int c __unused) { dest_type = T_AIRPORT; @@ -500,7 +527,7 @@ airport(int c __unused) } /* ARGSUSED */ -const char * +static const char * climb(int c __unused) { dir = D_UP; @@ -508,14 +535,14 @@ climb(int c __unused) } /* ARGSUSED */ -const char * +static const char * descend(int c __unused) { dir = D_DOWN; return (NULL); } -const char * +static const char * setalt(int c) { int newalt = c - '0'; @@ -528,7 +555,7 @@ setalt(int c) return (NULL); } -const char * +static const char * setrelalt(int c) { int newalt; @@ -559,7 +586,7 @@ setrelalt(int c) return (NULL); } -const char * +static const char * benum(int c) { dest_no = c -= '0'; @@ -589,14 +616,14 @@ benum(int c) return (NULL); } -const char * +static const char * to_dir(int c) { p.new_dir = dir_no(c); return (NULL); } -const char * +static const char * rel_dir(int c) { int angle; @@ -620,7 +647,7 @@ rel_dir(int c) } /* ARGSUSED */ -const char * +static const char * mark(int c __unused) { if (p.altitude == 0) @@ -632,7 +659,7 @@ mark(int c __unused) } /* ARGSUSED */ -const char * +static const char * unmark(int c __unused) { if (p.altitude == 0) @@ -644,7 +671,7 @@ unmark(int c __unused) } /* ARGSUSED */ -const char * +static const char * ignore(int c __unused) { if (p.altitude == 0) |