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Implement fallback handler that looks at the raw command buffer.

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This commit is contained in:
Eric S. Raymond 2017-05-25 18:21:38 -04:00
parent 74dc437a7e
commit f286c3a327
3 changed files with 17 additions and 9 deletions
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12
main.c
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@ -16,7 +16,7 @@ long ABB[186], ATAB[331], ATLOC[186], BLKLIN = true, DFLAG,
KTAB[331], *LINES, LINK[201], LNLENG, LNPOSN,
PARMS[26], PLACE[101], PTEXT[101], RTEXT[278],
SETUP = 0, TABSIZ = 330;
signed char INLINE[LINESIZE+1], MAP1[129], MAP2[129];
signed char rawbuf[LINESIZE], INLINE[LINESIZE+1], MAP1[129], MAP2[129];
long ABBNUM, ACTSPK[36], AMBER, ATTACK, AXE, BACK, BATTER, BEAR, BIRD, BLOOD, BONUS,
BOTTLE, CAGE, CAVE, CAVITY, CHAIN, CHASM, CHEST, CHLOC, CHLOC2,
@ -137,8 +137,14 @@ L1: SETUP= -1;
}
}
static void do_command(FILE *cmdin) {
static bool fallback_handler(signed char *buf)
/* fallback handler for commands not handled by FORTRANish parser */
{
printf("Fallback handler sees: %s\n", buf);
return false;
}
static void do_command(FILE *cmdin) {
/* Can't leave cave once it's closing (except by main office). */
L2: if(!OUTSID(NEWLOC) || NEWLOC == 0 || !CLOSNG) goto L71;
@ -448,6 +454,8 @@ L2800: WD1=WD2;
/* Gee, I don't understand. */
L3000: SETPRM(1,WD1,WD1X);
if (fallback_handler(rawbuf))
return;
RSPEAK(254);
goto L2600;

2
main.h
View file

@ -10,7 +10,7 @@ typedef struct lcg_state
extern long ABB[], ATAB[], ATLOC[], BLKLIN, DFLAG, DLOC[], FIXED[], HOLDNG,
KTAB[], *LINES, LINK[], LNLENG, LNPOSN,
PARMS[], PLACE[], PTEXT[], RTEXT[], TABSIZ;
extern signed char INLINE[LINESIZE+1], MAP1[], MAP2[];
extern signed char rawbuf[LINESIZE], INLINE[LINESIZE+1], MAP1[], MAP2[];
extern FILE *logfp;
extern bool oldstyle;
extern lcg_state lcgstate;

12
misc.c
View file

@ -1,6 +1,7 @@
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "main.h"
#include "misc.h"
#include "funcs.h"
@ -885,7 +886,7 @@ long I, VAL;
if (!oldstyle && OPENED == stdin)
fputs("> ", stdout);
do {
IGNORE(fgets(INLINE+1,sizeof(INLINE)-1,OPENED));
IGNORE(fgets(rawbuf,sizeof(INLINE)-1,OPENED));
} while
(!feof(OPENED) && INLINE[1] == '#');
if (feof(OPENED)) {
@ -893,11 +894,10 @@ long I, VAL;
fclose(logfp);
} else {
if (logfp && OPENED == stdin)
IGNORE(fputs(INLINE+1, logfp));
else if (!isatty(0)) {
IGNORE(fputs("> ", stdout));
IGNORE(fputs(INLINE+1, stdout));
}
IGNORE(fputs(rawbuf, logfp));
else if (!isatty(0))
IGNORE(fputs(rawbuf, stdout));
strcpy(INLINE+1, rawbuf);
LNLENG=0;
for (I=1; I<=sizeof(INLINE) && INLINE[I]!=0; I++) {
VAL=INLINE[I]+1;