1 files changed, 0 insertions, 112 deletions
diff --git a/lcc/cpp/hideset.c b/lcc/cpp/hideset.c
deleted file mode 100644
index bd2540d..0000000
--- a/lcc/cpp/hideset.c
+++ /dev/null
@@ -1,112 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "cpp.h"
-
-/*
- * A hideset is a null-terminated array of Nlist pointers.
- * They are referred to by indices in the hidesets array.
- * Hideset 0 is empty.
- */
-
-#define	HSSIZ	32
-typedef	Nlist	**Hideset;
-Hideset	*hidesets;
-int	nhidesets = 0;
-int	maxhidesets = 3;
-int	inserths(Hideset, Hideset, Nlist *);
-
-/*
- * Test for membership in a hideset
- */
-int
-checkhideset(int hs, Nlist *np)
-{
-	Hideset hsp;
-
-	if (hs>=nhidesets)
-		abort();
-	for (hsp = hidesets[hs]; *hsp; hsp++) {
-		if (*hsp == np)
-			return 1;
-	}
-	return 0;
-}
-
-/*
- * Return the (possibly new) hideset obtained by adding np to hs.
- */
-int
-newhideset(int hs, Nlist *np)
-{
-	int i, len;
-	Nlist *nhs[HSSIZ+3];
-	Hideset hs1, hs2;
-
-	len = inserths(nhs, hidesets[hs], np);
-	for (i=0; i<nhidesets; i++) {
-		for (hs1=nhs, hs2=hidesets[i]; *hs1==*hs2; hs1++, hs2++)
-			if (*hs1 == NULL)
-				return i;
-	}
-	if (len>=HSSIZ)
-		return hs;
-	if (nhidesets >= maxhidesets) {
-		maxhidesets = 3*maxhidesets/2+1;
-		hidesets = (Hideset *)realloc(hidesets, (sizeof (Hideset *))*maxhidesets);
-		if (hidesets == NULL)
-			error(FATAL, "Out of memory from realloc");
-	}
-	hs1 = (Hideset)domalloc(len*sizeof(Hideset));
-	memmove(hs1, nhs, len*sizeof(Hideset));
-	hidesets[nhidesets] = hs1;
-	return nhidesets++;
-}
-
-int
-inserths(Hideset dhs, Hideset shs, Nlist *np)
-{
-	Hideset odhs = dhs;
-
-	while (*shs && *shs < np)
-		*dhs++ = *shs++;
-	if (*shs != np)
-		*dhs++ = np;
-	do {
-		*dhs++ = *shs;
-	} while (*shs++);
-	return dhs - odhs;
-}
-
-/*
- * Hideset union
- */
-int
-unionhideset(int hs1, int hs2)
-{
-	Hideset hp;
-
-	for (hp = hidesets[hs2]; *hp; hp++)
-		hs1 = newhideset(hs1, *hp);
-	return hs1;
-}
-
-void
-iniths(void)
-{
-	hidesets = (Hideset *)domalloc(maxhidesets*sizeof(Hideset *));
-	hidesets[0] = (Hideset)domalloc(sizeof(Hideset));
-	*hidesets[0] = NULL;
-	nhidesets++;
-}
-
-void
-prhideset(int hs)
-{
-	Hideset np;
-
-	for (np = hidesets[hs]; *np; np++) {
-		fprintf(stderr, (char*)(*np)->name, (*np)->len);
-		fprintf(stderr, " ");
-	}
-}