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misc.c is goto-free.

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This commit is contained in:
Eric S. Raymond 2017-06-08 01:35:50 -04:00
parent 3674588968
commit a418ebb38c
1 changed files with 87 additions and 83 deletions
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170
misc.c
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@ -34,96 +34,100 @@ void SPEAK(vocab_t msg)
PUTTXT(LINES[i],state,2);
}
LNPOSN=0;
L30:
++LNPOSN;
L32:
if (LNPOSN > LNLENG)
goto L40;
if (INLINE[LNPOSN] != PERCENT)
goto L30;
prmtyp = INLINE[LNPOSN+1];
/* A "%"; the next character determine the type of
* parameter: 1 (!) = suppress message completely, 29 (S) = NULL
* If PARAM=1, else 'S' (optional plural ending), 33 (W) = word
* (two 30-bit values) with trailing spaces suppressed, 22 (L) or
* 31 (U) = word but map to lower/upper case, 13 (C) = word in
* 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 == 1)
return;
if (prmtyp == 29) {
SHFTXT(LNPOSN+2,-1);
INLINE[LNPOSN] = 55;
if (PARMS[nparms] == 1)
SHFTXT(LNPOSN+1,-1);
goto L395;
}
if (prmtyp == 30) {
SHFTXT(LNPOSN+2,-2);
state=0;
casemake=2;
for (;;) {
if (PARMS[nparms] < 0)
goto L395;
if (PARMS[nparms+1] < 0)
casemake=0;
PUTTXT(PARMS[nparms],state,casemake);
nparms=nparms+1;
while (LNPOSN <= LNLENG) {
if (INLINE[LNPOSN] != PERCENT) {
++LNPOSN;
continue;
}
}
if (prmtyp == 12) {
prmtyp=PARMS[nparms];
SHFTXT(LNPOSN+2,prmtyp-2);
if (prmtyp != 0) {
for (i=1; i<=prmtyp; i++) {
INLINE[LNPOSN]=0;
LNPOSN=LNPOSN+1;
prmtyp = INLINE[LNPOSN+1];
/* A "%"; the next character determine the type of
* parameter: 1 (!) = suppress message completely, 29 (S) = NULL
* If PARAM=1, else 'S' (optional plural ending), 33 (W) = word
* (two 30-bit values) with trailing spaces suppressed, 22 (L) or
* 31 (U) = word but map to lower/upper case, 13 (C) = word in
* 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 == 1)
return;
if (prmtyp == 29) {
SHFTXT(LNPOSN+2,-1);
INLINE[LNPOSN] = 55;
if (PARMS[nparms] == 1)
SHFTXT(LNPOSN+1,-1);
++nparms;
continue;
}
if (prmtyp == 30) {
SHFTXT(LNPOSN+2,-2);
state=0;
casemake=2;
while (PARMS[nparms] > 0) {
if (PARMS[nparms+1] < 0)
casemake=0;
PUTTXT(PARMS[nparms],state,casemake);
nparms=nparms+1;
}
++nparms;
continue;
}
goto L395;
}
if (prmtyp == 33 || prmtyp == 22 || prmtyp == 31 || prmtyp == 13) {
SHFTXT(LNPOSN+2,-2);
state = 0;
casemake = -1;
if (prmtyp == 31)
casemake=1;
if (prmtyp == 33)
casemake=0;
i = LNPOSN;
PUTTXT(PARMS[nparms],state,casemake);
PUTTXT(PARMS[nparms+1],state,casemake);
if (prmtyp == 13 && INLINE[i] >= 37 && INLINE[i] <= 62)
INLINE[i] -= 26;
nparms += 2;
goto L32;
}
prmtyp=prmtyp-64;
if (prmtyp < 1 || prmtyp > 9)
goto L30;
SHFTXT(LNPOSN+2,prmtyp-2);
LNPOSN += prmtyp;
param=labs(PARMS[nparms]);
neg=0;
if (PARMS[nparms] < 0)
neg=9;
for (i=1; i <= prmtyp; i++) {
--LNPOSN;
INLINE[LNPOSN]=MOD(param,10)+64;
if (i != 1 && param == 0) {
INLINE[LNPOSN]=neg;
neg=0;
if (prmtyp == 12) {
prmtyp=PARMS[nparms];
SHFTXT(LNPOSN+2,prmtyp-2);
if (prmtyp != 0) {
for (i=1; i<=prmtyp; i++) {
INLINE[LNPOSN]=0;
++LNPOSN;
}
}
++nparms;
continue;
}
if (prmtyp == 33 || prmtyp == 22 || prmtyp == 31 || prmtyp == 13) {
SHFTXT(LNPOSN+2,-2);
state = 0;
casemake = -1;
if (prmtyp == 31)
casemake=1;
if (prmtyp == 33)
casemake=0;
i = LNPOSN;
PUTTXT(PARMS[nparms],state,casemake);
PUTTXT(PARMS[nparms+1],state,casemake);
if (prmtyp == 13 && INLINE[i] >= 37 && INLINE[i] <= 62)
INLINE[i] -= 26;
nparms += 2;
continue;
}
param=param/10;
}
LNPOSN += prmtyp;
L395:
++nparms;
goto L32;
L40:
prmtyp=prmtyp-64;
if (prmtyp < 1 || prmtyp > 9) {
++LNPOSN;
continue;
}
SHFTXT(LNPOSN+2,prmtyp-2);
LNPOSN += prmtyp;
param=labs(PARMS[nparms]);
neg=0;
if (PARMS[nparms] < 0)
neg=9;
for (i=1; i <= prmtyp; i++) {
--LNPOSN;
INLINE[LNPOSN]=MOD(param,10)+64;
if (i != 1 && param == 0) {
INLINE[LNPOSN]=neg;
neg=0;
}
param=param/10;
}
LNPOSN += prmtyp;
++nparms;
continue;
}
if (blank)
TYPE0();
blank=false;