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Yet more gotoectomy.

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This commit is contained in:
Eric S. Raymond 2017-06-07 22:59:55 -04:00
parent 680788eb97
commit 3425c712c7
1 changed files with 59 additions and 65 deletions
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122
misc.c
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@ -10,6 +10,8 @@
/* hack to ignore GCC Unused Result */
#define IGNORE(r) do{if (r){}}while(0)
#define PERCENT 63 /* partly hide the packed encoding */
/* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */
void SPEAK(vocab_t msg)
@ -37,10 +39,10 @@ L30:
L32:
if (LNPOSN > LNLENG)
goto L40;
if (INLINE[LNPOSN] != 63)
if (INLINE[LNPOSN] != PERCENT)
goto L30;
prmtyp = INLINE[LNPOSN+1];
/* 63 is a "%"; the next character determine the type of
/* 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
@ -50,14 +52,54 @@ L32:
* characters, 12 (B) = variable number of blanks. */
if (prmtyp == 1)
return;
if (prmtyp == 29)
goto L320;
if (prmtyp == 30)
goto L340;
if (prmtyp == 12)
goto L360;
if (prmtyp == 33 || prmtyp == 22 || prmtyp == 31 || prmtyp == 13)
goto L380;
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;
}
}
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;
}
}
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;
@ -76,59 +118,11 @@ L32:
}
param=param/10;
}
LNPOSN=LNPOSN+prmtyp;
LNPOSN += prmtyp;
L395:
++nparms;
goto L32;
L320:
SHFTXT(LNPOSN+2,-1);
INLINE[LNPOSN]=55;
if (PARMS[nparms] == 1)
SHFTXT(LNPOSN+1,-1);
goto L395;
L340:
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;
}
L360:
prmtyp=PARMS[nparms];
SHFTXT(LNPOSN+2,prmtyp-2);
if (prmtyp != 0) {
for (i=1; i<=prmtyp; i++) {
INLINE[LNPOSN]=0;
LNPOSN=LNPOSN+1;
}
}
goto L395;
L380:
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 = nparms+2;
goto L32;
L40:
if (blank)
TYPE0();
@ -264,7 +258,7 @@ long GETTXT(bool skip, bool onewrd, bool upper)
if (LNPOSN > LNLENG || (onewrd && INLINE[LNPOSN] == 0))
continue;
char current=INLINE[LNPOSN];
if (current < 63) {
if (current < PERCENT) {
splitting = -1;
if (upper && current >= 37)
current=current-26;
@ -273,12 +267,12 @@ long GETTXT(bool skip, bool onewrd, bool upper)
continue;
}
if (splitting != LNPOSN) {
text=text+63;
text=text+PERCENT;
splitting = LNPOSN;
continue;
}
text=text+current-63;
text=text+current-PERCENT;
splitting = -1;
LNPOSN=LNPOSN+1;
}
@ -335,8 +329,8 @@ void fPUTTXT(token_t word, long *state, long casemake)
return;
byte=w/div;
w=(w-byte*div)*64;
if (!(*state != 0 || byte != 63)) {
*state=63;
if (!(*state != 0 || byte != PERCENT)) {
*state=PERCENT;
continue;
}
SHFTXT(LNPOSN,1);