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WebSVN – planix.SVN – Blame – /os/branches/feature_unix/sys/src/cmd/mk/match.c – Rev 2

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