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FishMarket 1.0
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FishMarket v1.0.iso
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fishies
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001-025
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disk_008
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src
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makedefs.c
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C/C++ Source or Header
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1992-05-06
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4KB
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214 lines
/* construct definitions of object constants */#define DEF_FILE "def.objects.h"
#define LINSZ 1000
#define STRSZ 40
int fd;
char string[STRSZ];
main(){
register int index = 0;
register int propct = 0;
register char *sp;
fd = open(DEF_FILE, 0);
if(fd < 0) {
perror(DEF_FILE);
exit(1);
}
skipuntil("objects[] = {");
while(getentry()) {
if(!*string){
index++;
continue;
}
for(sp = string; *sp; sp++)
if(*sp == ' ' || *sp == '\t')
*sp = '_';
if(!strncmp(string, "RIN_", 4)){
capitalize(string+4);
printf("#define %s u.uprops[%d].p_flgs\n",
string+4, propct++);
}
for(sp = string; *sp; sp++) capitalize(sp);
/* avoid trouble with stupid C preprocessors */
if(!strncmp(string, "WORTHLESS_PIECE_OF_", 19))
printf("/* #define %s %d */\n", string, index);
else
printf("#define %s %d\n", string, index);
index++;
}
printf("\n#define CORPSE DEAD_HUMAN\n");
printf("#define LAST_GEM (JADE+1)\n");
printf("#define LAST_RING %d\n", propct);
printf("#define NROFOBJECTS %d\n", index-1);
}
char line[LINSZ], *lp = line, *lp0 = line, *lpe = line;
int eof;
readline(){
register int n = read(fd, lp0, (line+LINSZ)-lp0);
if(n < 0){
printf("Input error.\n");
exit(1);
}
if(n == 0) eof++;
lpe = lp0+n;
}
char
nextchar(){
if(lp == lpe){
readline();
lp = lp0;
}
return((lp == lpe) ? 0 : *lp++);
}
skipuntil(s) char *s; {
register char *sp0, *sp1;
loop:
while(*s != nextchar())
if(eof) {
printf("Cannot skipuntil %s\n", s);
exit(1);
}
if(strlen(s) > lpe-lp+1){
register char *lp1, *lp2;
lp2 = lp;
lp1 = lp = lp0;
while(lp2 != lpe) *lp1++ = *lp2++;
lp2 = lp0; /* save value */
lp0 = lp1;
readline();
lp0 = lp2;
if(strlen(s) > lpe-lp+1) {
printf("error in skipuntil");
exit(1);
}
}
sp0 = s+1;
sp1 = lp;
while(*sp0 && *sp0 == *sp1) sp0++, sp1++;
if(!*sp0){
lp = sp1;
return(1);
}
goto loop;
}
getentry(){
int inbraces = 0, inparens = 0, stringseen = 0, commaseen = 0;
int prefix = 0;
char ch;
#define NSZ 10
char identif[NSZ], *ip;
string[0] = string[4] = 0;
/* read until {...} or XXX(...) followed by ,
skip comment and #define lines
deliver 0 on failure
*/
while(1) {
ch = nextchar();
swi:
if(letter(ch)){
ip = identif;
do {
if(ip < identif+NSZ-1) *ip++ = ch;
ch = nextchar();
} while(letter(ch) || digit(ch));
*ip = 0;
while(ch == ' ' || ch == '\t') ch = nextchar();
if(ch == '(' && !inparens && !stringseen)
if(!strcmp(identif, "WAND") ||
!strcmp(identif, "RING") ||
!strcmp(identif, "POTION") ||
!strcmp(identif, "SCROLL"))
(void) strncpy(string, identif, 3),
string[3] = '_',
prefix = 4;
}
switch(ch) {
case '/':
/* watch for comment */
if((ch = nextchar()) == '*')
skipuntil("*/");
goto swi;
case '{':
inbraces++;
continue;
case '(':
inparens++;
continue;
case '}':
inbraces--;
if(inbraces < 0) return(0);
continue;
case ')':
inparens--;
if(inparens < 0) {
printf("too many ) ?");
exit(1);
}
continue;
case '\n':
/* watch for #define at begin of line */
if((ch = nextchar()) == '#'){
register char pch;
/* skip until '\n' not preceded by '\\' */
do {
pch = ch;
ch = nextchar();
} while(ch != '\n' || pch == '\\');
continue;
}
goto swi;
case ',':
if(!inparens && !inbraces){
if(prefix && !string[prefix])
string[0] = 0;
if(stringseen) return(1);
printf("unexpected ,\n");
exit(1);
}
commaseen++;
continue;
case '\'':
if((ch = nextchar()) == '\\') ch = nextchar();
if(nextchar() != '\''){
printf("strange character denotation?\n");
exit(1);
}
continue;
case '"':
{
register char *sp = string + prefix;
register char pch;
register int store = (inbraces || inparens)
&& !stringseen++ && !commaseen;
do {
pch = ch;
ch = nextchar();
if(store && sp < string+STRSZ)
*sp++ = ch;
} while(ch != '"' || pch == '\\');
if(store) *--sp = 0;
continue;
}
}
}
}
capitalize(sp) register char *sp; {
if('a' <= *sp && *sp <= 'z') *sp += 'A'-'a';
}
letter(ch) register char ch; {
return( ('a' <= ch && ch <= 'z') ||
('A' <= ch && ch <= 'Z') );
}
digit(ch) register char ch; {
return( '0' <= ch && ch <= '9' );
}