Zero-index the lookup tables and the code that references them.
[open-adventure.git] / misc.c
diff --git a/misc.c b/misc.c
index e5f009c8efba90368a9e6e15e2a0b2c573deda6c..91f2dfa6ad6406a3400c614495da52163410a124 100644 (file)
--- a/misc.c
+++ b/misc.c
@@ -33,7 +33,7 @@ void SPEAK(vocab_t msg)
        ++LNPOSN;
 
        while (LNPOSN <= LNLENG) { 
-           if (INLINE[LNPOSN] != ascii_to_advent['%' + 1]) {
+           if (INLINE[LNPOSN] != ascii_to_advent['%']) {
                ++LNPOSN;
                continue;
            }
@@ -46,9 +46,9 @@ void SPEAK(vocab_t msg)
             *  lower case with first letter capitalised, 30 (T) = text ending
             *  with a word of -1, 65-73 (1-9) = number using that many
             *  characters, 12 (B) = variable number of blanks. */
-           if (prmtyp == ascii_to_advent['!' + 1])
+           if (prmtyp == ascii_to_advent['!'])
                return;
-           if (prmtyp == ascii_to_advent['S' + 1]) {
+           if (prmtyp == ascii_to_advent['S']) {
                SHFTXT(LNPOSN+2,-1);
                INLINE[LNPOSN] = 55;
                if (PARMS[nparms] == 1)
@@ -56,7 +56,7 @@ void SPEAK(vocab_t msg)
                ++nparms;
                continue;
            }
-           if (prmtyp == ascii_to_advent['T' + 1]) {
+           if (prmtyp == ascii_to_advent['T']) {
                SHFTXT(LNPOSN+2,-2);
                state=0;
                casemake=2;
@@ -70,7 +70,7 @@ void SPEAK(vocab_t msg)
                ++nparms;
                continue;
            }
-           if (prmtyp == ascii_to_advent['B' + 1]) {
+           if (prmtyp == ascii_to_advent['B']) {
                prmtyp=PARMS[nparms];
                SHFTXT(LNPOSN+2,prmtyp-2);
                if (prmtyp != 0) {
@@ -82,25 +82,25 @@ void SPEAK(vocab_t msg)
                ++nparms;
                continue;
            }
-           if (prmtyp == ascii_to_advent['W' + 1] || prmtyp == ascii_to_advent['L' + 1] || prmtyp == ascii_to_advent['U' + 1] || prmtyp == ascii_to_advent['C' + 1]) {
+           if (prmtyp == ascii_to_advent['W'] || prmtyp == ascii_to_advent['L'] || prmtyp == ascii_to_advent['U'] || prmtyp == ascii_to_advent['C']) {
                SHFTXT(LNPOSN+2,-2);
                state = 0;
                casemake = -1;
-               if (prmtyp == ascii_to_advent['U' + 1])
+               if (prmtyp == ascii_to_advent['U'])
                    casemake=1;
-               if (prmtyp == ascii_to_advent['W' + 1])
+               if (prmtyp == ascii_to_advent['W'])
                    casemake=0;
                i = LNPOSN;
                PUTTXT(PARMS[nparms],&state,casemake);
                PUTTXT(PARMS[nparms+1],&state,casemake);
-               if (prmtyp == ascii_to_advent['C' + 1] && INLINE[i] >= ascii_to_advent['a' + 1] && INLINE[i] <= ascii_to_advent['z' + 1])
+               if (prmtyp == ascii_to_advent['C'] && INLINE[i] >= ascii_to_advent['a'] && INLINE[i] <= ascii_to_advent['z'])
                    INLINE[i] -= 26;
                nparms += 2;
                continue;
            }
 
            prmtyp=prmtyp-64;
-           if (prmtyp < ascii_to_advent['!' + 1] || prmtyp > ascii_to_advent['-' + 1]) {
+           if (prmtyp < ascii_to_advent['!'] || prmtyp > ascii_to_advent['-']) {
                ++LNPOSN;
                continue;
            }
@@ -257,21 +257,21 @@ long GETTXT(bool skip, bool onewrd, bool upper)
        if (LNPOSN > LNLENG || (onewrd && INLINE[LNPOSN] == 0))
            continue;
        char current=INLINE[LNPOSN];
-       if (current < ascii_to_advent['%' + 1]) {
+       if (current < ascii_to_advent['%']) {
            splitting = -1;
-           if (upper && current >= ascii_to_advent['a' + 1])
+           if (upper && current >= ascii_to_advent['a'])
                current=current-26;
            text=text+current;
            ++LNPOSN;
            continue;
        }
        if (splitting != LNPOSN) {
-           text=text+ascii_to_advent['%' + 1];
+           text=text+ascii_to_advent['%'];
            splitting = LNPOSN;
            continue;
        }
 
-       text=text+current-ascii_to_advent['%' + 1];
+       text=text+current-ascii_to_advent['%'];
        splitting = -1;
        ++LNPOSN;
     }
@@ -328,8 +328,8 @@ void PUTTXT(token_t word, long *state, long casemake)
            return;
        byte=w/div;
        w=(w-byte*div)*64;
-       if (!(*state != 0 || byte != ascii_to_advent['%' + 1])) {
-           *state=ascii_to_advent['%' + 1];
+       if (!(*state != 0 || byte != ascii_to_advent['%'])) {
+           *state=ascii_to_advent['%'];
            continue;
        }
        SHFTXT(LNPOSN,1);
@@ -666,7 +666,7 @@ bool MAPLIN(FILE *fp)
        strcpy(INLINE+1, rawbuf);
        LNLENG=0;
        for (i=1; i<=(long)sizeof(INLINE) && INLINE[i]!=0; i++) {
-           val=INLINE[i]+1;
+           val=INLINE[i];
            INLINE[i]=ascii_to_advent[val];
            if (INLINE[i] != 0)
                LNLENG=i;
@@ -689,7 +689,7 @@ void TYPE(void)
     }
 
     for (i=1; i<=LNLENG; i++) {
-       INLINE[i]=advent_to_ascii[INLINE[i]+1];
+       INLINE[i]=advent_to_ascii[INLINE[i]];
     }
     INLINE[LNLENG+1]=0;
     printf("%s\n", INLINE+1);