plan9port/src/cmd/mk/match.c
rsc 9aa1c92f74 add new | syntax.
syntax will change.
2005-01-04 22:41:27 +00:00

49 lines
783 B
C

#include "mk.h"
int
match(char *name, char *template, char *stem, Shell *sh)
{
Rune r;
int n;
while(*name && *template){
n = chartorune(&r, template);
if (PERCENT(r))
break;
while (n--)
if(*name++ != *template++)
return 0;
}
if(!PERCENT(*template))
return 0;
n = strlen(name)-strlen(template+1);
if (n < 0)
return 0;
if (strcmp(template+1, name+n))
return 0;
strncpy(stem, name, n);
stem[n] = 0;
if(*template == '&')
return !sh->charin(stem, "./");
return 1;
}
void
subst(char *stem, char *template, char *dest)
{
Rune r;
char *s;
int n;
while(*template){
n = chartorune(&r, template);
if (PERCENT(r)) {
template += n;
for (s = stem; *s; s++)
*dest++ = *s;
} else
while (n--)
*dest++ = *template++;
}
*dest = 0;
}