don't free input buffer repeatedly during non-whitespace hunt
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75b1a2ec18
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217da3ad75
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@ -1,4 +1,4 @@
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/* $NetBSD: column.c,v 1.19 2008/02/23 21:10:54 christos Exp $ */
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/* $NetBSD: column.c,v 1.20 2008/05/24 14:45:46 mlelstv Exp $ */
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/*
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* Copyright (c) 1989, 1993, 1994
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@ -39,7 +39,7 @@ __COPYRIGHT("@(#) Copyright (c) 1989, 1993, 1994\n\
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#if 0
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static char sccsid[] = "@(#)column.c 8.4 (Berkeley) 5/4/95";
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#endif
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__RCSID("$NetBSD: column.c,v 1.19 2008/02/23 21:10:54 christos Exp $");
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__RCSID("$NetBSD: column.c,v 1.20 2008/05/24 14:45:46 mlelstv Exp $");
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#endif /* not lint */
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#include <sys/types.h>
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@ -271,11 +271,7 @@ input(FILE *fp)
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list = ecalloc((maxentry = DEFNUM), sizeof(*list));
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while ((buf = fgetln(fp, &blen)) != NULL) {
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buf = estrndup(buf, blen);
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for (p = buf; p < &buf[blen] &&
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isspace((unsigned char)*p); ++p) {
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free(buf);
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continue;
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}
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for (p = buf; *p && isspace((unsigned char)*p); ++p);
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if (!*p) {
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free(buf);
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continue;
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