svn commit: r307809 - in vendor/heirloom-doctools/dist: . checknr eqn eqn/checkeq.d eqn/eqnchar.d grap include mpm pic picpack ptx refer tbl troff troff/libhnj troff/nroff.d troff/troff.d troff/tro...

Baptiste Daroussin bapt at FreeBSD.org
Sun Oct 23 00:24:29 UTC 2016


Author: bapt
Date: Sun Oct 23 00:24:25 2016
New Revision: 307809
URL: https://svnweb.freebsd.org/changeset/base/307809

Log:
  Import heirloom doctools snapshot 20161016

Added:
  vendor/heirloom-doctools/dist/compat.c   (contents, props changed)
Deleted:
  vendor/heirloom-doctools/dist/picpack/getopt.c
  vendor/heirloom-doctools/dist/troff/troff.d/devaps/getopt.c
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/getopt.c
Modified:
  vendor/heirloom-doctools/dist/checknr/checknr.c
  vendor/heirloom-doctools/dist/eqn/checkeq.d/checkeq.c
  vendor/heirloom-doctools/dist/eqn/diacrit.c
  vendor/heirloom-doctools/dist/eqn/e.h
  vendor/heirloom-doctools/dist/eqn/eqnbox.c
  vendor/heirloom-doctools/dist/eqn/eqnchar.d/genutf8.c
  vendor/heirloom-doctools/dist/eqn/funny.c
  vendor/heirloom-doctools/dist/eqn/integral.c
  vendor/heirloom-doctools/dist/eqn/io.c
  vendor/heirloom-doctools/dist/eqn/lex.c
  vendor/heirloom-doctools/dist/eqn/lookup.c
  vendor/heirloom-doctools/dist/eqn/matrix.c
  vendor/heirloom-doctools/dist/eqn/paren.c
  vendor/heirloom-doctools/dist/eqn/shift.c
  vendor/heirloom-doctools/dist/eqn/text.c
  vendor/heirloom-doctools/dist/grap/coord.c
  vendor/heirloom-doctools/dist/grap/grap.h
  vendor/heirloom-doctools/dist/grap/input.c
  vendor/heirloom-doctools/dist/grap/main.c
  vendor/heirloom-doctools/dist/grap/misc.c
  vendor/heirloom-doctools/dist/include/global.h
  vendor/heirloom-doctools/dist/mpm/Makefile.mk
  vendor/heirloom-doctools/dist/mpm/misc.h
  vendor/heirloom-doctools/dist/pic/arcgen.c
  vendor/heirloom-doctools/dist/pic/blockgen.c
  vendor/heirloom-doctools/dist/pic/for.c
  vendor/heirloom-doctools/dist/pic/input.c
  vendor/heirloom-doctools/dist/pic/main.c
  vendor/heirloom-doctools/dist/pic/misc.c
  vendor/heirloom-doctools/dist/pic/pic.h
  vendor/heirloom-doctools/dist/pic/picl.l
  vendor/heirloom-doctools/dist/pic/pltroff.c
  vendor/heirloom-doctools/dist/pic/symtab.c
  vendor/heirloom-doctools/dist/picpack/Makefile.mk
  vendor/heirloom-doctools/dist/picpack/picpack.c
  vendor/heirloom-doctools/dist/ptx/Makefile.mk
  vendor/heirloom-doctools/dist/ptx/ptx.c
  vendor/heirloom-doctools/dist/refer/Makefile.mk
  vendor/heirloom-doctools/dist/refer/deliv2.c
  vendor/heirloom-doctools/dist/refer/glue1.c
  vendor/heirloom-doctools/dist/refer/glue3.c
  vendor/heirloom-doctools/dist/refer/glue4.c
  vendor/heirloom-doctools/dist/refer/glue5.c
  vendor/heirloom-doctools/dist/refer/hunt1.c
  vendor/heirloom-doctools/dist/refer/hunt2.c
  vendor/heirloom-doctools/dist/refer/hunt5.c
  vendor/heirloom-doctools/dist/refer/hunt6.c
  vendor/heirloom-doctools/dist/refer/hunt7.c
  vendor/heirloom-doctools/dist/refer/hunt8.c
  vendor/heirloom-doctools/dist/refer/hunt9.c
  vendor/heirloom-doctools/dist/refer/inv1.c
  vendor/heirloom-doctools/dist/refer/inv2.c
  vendor/heirloom-doctools/dist/refer/inv3.c
  vendor/heirloom-doctools/dist/refer/inv5.c
  vendor/heirloom-doctools/dist/refer/inv6.c
  vendor/heirloom-doctools/dist/refer/mkey1.c
  vendor/heirloom-doctools/dist/refer/mkey2.c
  vendor/heirloom-doctools/dist/refer/refer..c
  vendor/heirloom-doctools/dist/refer/refer0.c
  vendor/heirloom-doctools/dist/refer/refer1.c
  vendor/heirloom-doctools/dist/refer/refer2.c
  vendor/heirloom-doctools/dist/refer/refer3.c
  vendor/heirloom-doctools/dist/refer/refer5.c
  vendor/heirloom-doctools/dist/refer/refer6.c
  vendor/heirloom-doctools/dist/refer/refer7.c
  vendor/heirloom-doctools/dist/refer/refer8.c
  vendor/heirloom-doctools/dist/refer/shell.c
  vendor/heirloom-doctools/dist/refer/sortbib.c
  vendor/heirloom-doctools/dist/refer/tick.c
  vendor/heirloom-doctools/dist/tbl/Makefile.mk
  vendor/heirloom-doctools/dist/tbl/t..c
  vendor/heirloom-doctools/dist/tbl/t0.c
  vendor/heirloom-doctools/dist/tbl/t1.c
  vendor/heirloom-doctools/dist/tbl/t3.c
  vendor/heirloom-doctools/dist/tbl/t4.c
  vendor/heirloom-doctools/dist/tbl/t5.c
  vendor/heirloom-doctools/dist/tbl/t8.c
  vendor/heirloom-doctools/dist/tbl/tb.c
  vendor/heirloom-doctools/dist/tbl/tc.c
  vendor/heirloom-doctools/dist/tbl/te.c
  vendor/heirloom-doctools/dist/tbl/tg.c
  vendor/heirloom-doctools/dist/tbl/tm.c
  vendor/heirloom-doctools/dist/tbl/ts.c
  vendor/heirloom-doctools/dist/tbl/tt.c
  vendor/heirloom-doctools/dist/tbl/tu.c
  vendor/heirloom-doctools/dist/tbl/tv.c
  vendor/heirloom-doctools/dist/troff/ext.h
  vendor/heirloom-doctools/dist/troff/libhnj/hnjalloc.c
  vendor/heirloom-doctools/dist/troff/n1.c
  vendor/heirloom-doctools/dist/troff/n2.c
  vendor/heirloom-doctools/dist/troff/n3.c
  vendor/heirloom-doctools/dist/troff/n4.c
  vendor/heirloom-doctools/dist/troff/n5.c
  vendor/heirloom-doctools/dist/troff/n7.c
  vendor/heirloom-doctools/dist/troff/n8.c
  vendor/heirloom-doctools/dist/troff/n9.c
  vendor/heirloom-doctools/dist/troff/nroff.d/draw.c
  vendor/heirloom-doctools/dist/troff/nroff.d/n10.c
  vendor/heirloom-doctools/dist/troff/nroff.d/n6.c
  vendor/heirloom-doctools/dist/troff/nroff.d/pt.h
  vendor/heirloom-doctools/dist/troff/tdef.h
  vendor/heirloom-doctools/dist/troff/troff.d/Makefile.mk
  vendor/heirloom-doctools/dist/troff/troff.d/afm.c
  vendor/heirloom-doctools/dist/troff/troff.d/afm.h
  vendor/heirloom-doctools/dist/troff/troff.d/devaps/Makefile.mk
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/Makefile.mk
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/color.c
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/dpost.c
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/dpost.h
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/draw.c
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/gen.h
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/misc.c
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/ps_include.c
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/request.c
  vendor/heirloom-doctools/dist/troff/troff.d/dpost.d/request.h
  vendor/heirloom-doctools/dist/troff/troff.d/draw.c
  vendor/heirloom-doctools/dist/troff/troff.d/fontmap.c
  vendor/heirloom-doctools/dist/troff/troff.d/fontmap.h
  vendor/heirloom-doctools/dist/troff/troff.d/otf.c
  vendor/heirloom-doctools/dist/troff/troff.d/otfdump.c
  vendor/heirloom-doctools/dist/troff/troff.d/pt.h
  vendor/heirloom-doctools/dist/troff/troff.d/t10.c
  vendor/heirloom-doctools/dist/troff/troff.d/t6.c
  vendor/heirloom-doctools/dist/vgrind/vfontedpr.c

Modified: vendor/heirloom-doctools/dist/checknr/checknr.c
==============================================================================
--- vendor/heirloom-doctools/dist/checknr/checknr.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/checknr/checknr.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -179,7 +179,6 @@ static void checkknown(char *mac);
 static void addcmd(char *line);
 static void addmac(char *mac);
 static int binsrch(char *mac);
-static char *fgetline(char **line, size_t *linesize, size_t *llen, FILE *fp);
 
 static void
 growstk(void)
@@ -307,7 +306,7 @@ process(FILE *f)
 	int pl;
 
 	stktop = -1;
-	for (lineno = 1; fgetline(&line, &linesize, NULL, f); lineno++) {
+	for (lineno = 1; getline(&line, &linesize, f) > 0; lineno++) {
 		if (line[0] == '.') {
 			/*
 			 * find and isolate the macro/command name.
@@ -636,34 +635,3 @@ binsrch(char *mac)
 	slot = bot;	/* place it would have gone */
 	return (-1);
 }
-
-#define	LSIZE	256
-
-static char *
-fgetline(char **line, size_t *linesize, size_t *llen, FILE *fp)
-{
-	int c;
-	size_t n = 0;
-
-	if (*line == NULL || *linesize < LSIZE + n + 1)
-		*line = realloc(*line, *linesize = LSIZE + n + 1);
-	for (;;) {
-		if (n >= *linesize - LSIZE / 2)
-			*line = realloc(*line, *linesize += LSIZE);
-		c = getc(fp);
-		if (c != EOF) {
-			(*line)[n++] = c;
-			(*line)[n] = '\0';
-			if (c == '\n')
-				break;
-		} else {
-			if (n > 0)
-				break;
-			else
-				return NULL;
-		}
-	}
-	if (llen)
-		*llen = n;
-	return *line;
-}

Added: vendor/heirloom-doctools/dist/compat.c
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ vendor/heirloom-doctools/dist/compat.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -0,0 +1,47 @@
+/* Carsten Kunze, 2016 */
+
+#include <string.h>
+
+#ifndef HAVE_STRLCPY
+size_t
+strlcpy(char *dst, const char *src, size_t dstsize) {
+	size_t srcsize;
+	/* Not conform to strlcpy, but avoids to access illegal memory in case
+	 * of unterminated strings */
+	for (srcsize = 0; srcsize < dstsize; srcsize++)
+		if (!src[srcsize])
+			break;
+	if (dstsize > srcsize)
+		dstsize = srcsize;
+	else if (dstsize)
+		dstsize--;
+	if (dstsize)
+		/* assumes non-overlapping buffers */
+		memcpy(dst, src, dstsize);
+	dst[dstsize] = 0;
+	return srcsize;
+}
+#endif
+
+#ifndef HAVE_STRLCAT
+size_t
+strlcat(char *dst, const char *src, size_t dstsize) {
+	size_t ld, ls;
+	for (ld = 0; ld < dstsize - 1; ld++)
+		if (!dst[ld])
+			break;
+	dst += ld;
+	dstsize -= ld;
+	for (ls = 0; ls < dstsize; ls++)
+		if (!src[ls])
+			break;
+	if (dstsize > ls)
+		dstsize = ls;
+	else if (dstsize)
+		dstsize--;
+	if (dstsize)
+		memcpy(dst, src, dstsize);
+	dst[dstsize] = 0;
+	return ld + ls;
+}
+#endif

Modified: vendor/heirloom-doctools/dist/eqn/checkeq.d/checkeq.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/checkeq.d/checkeq.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/checkeq.d/checkeq.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -31,7 +31,6 @@ static const char sccsid[] USED = "@(#)/
 #include <stdlib.h>
 
 static void check(FILE *);
-static char *fgetline(char **, size_t *, FILE *);
 
 static	FILE	*fin;
 static	int	delim	= '$';
@@ -62,7 +61,7 @@ check(FILE *f)
 	size_t insize = 0;
 
 	start = eq = line = ndel = totdel = 0;
-	while (fgetline(&in, &insize, f) != NULL) {
+	while (getline(&in, &insize, f) > 0) {
 		line++;
 		ndel = 0;
 		for (p = in; *p; p++)
@@ -127,22 +126,3 @@ check(FILE *f)
 	if (eq)
 		printf("   Unfinished EQ\n");
 }
-
-static char *
-fgetline(char **lp, size_t *zp, FILE *fp)
-{
-	size_t	n = 0;
-	int	c;
-
-	while ((c = getc(fp)) != EOF) {
-		if (n >= *zp)
-			*lp = realloc(*lp, *zp += 600);
-		(*lp)[n++] = c;
-		if (c == '\n')
-			break;
-	}
-	if (n >= *zp)
-		*lp = realloc(*lp, *zp += 600);
-	(*lp)[n] = 0;
-	return c != EOF ? *lp : NULL;
-}

Modified: vendor/heirloom-doctools/dist/eqn/diacrit.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/diacrit.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/diacrit.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -35,7 +35,7 @@ diacrit(int p1, int type) {
 	t = oalloc();
 #ifdef NEQN
 	nrwid(p1, ps, p1);
-	printf(".nr 10 %gu\n", max(eht[p1]-ebase[p1]-VERT(2),0));
+	printf(".nr 10 %gu\n", (float)max(eht[p1]-ebase[p1]-VERT(2),0));
 #else /* NEQN */
 	effps = EFFPS(ps);
 	nrwid(p1, effps, p1);

Modified: vendor/heirloom-doctools/dist/eqn/e.h
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/e.h	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/e.h	Sun Oct 23 00:24:25 2016	(r307809)
@@ -29,11 +29,6 @@
 #include <inttypes.h>
 #include "global.h"
 
-#if defined (__GLIBC__) && defined (_IO_getc_unlocked)
-#undef	getc
-#define	getc(f)	_IO_getc_unlocked(f)
-#endif
-
 #define	FATAL	1
 #define	ROM	'1'
 #ifndef NEQN
@@ -92,8 +87,8 @@ extern int	markline;	/* 1 if this EQ/EN 
 extern char	*progname;
 
 typedef struct s_tbl {
-	char	*name;
-	char	*defn;
+	const char	*name;
+	const char	*defn;
 	struct s_tbl *next;
 } tbl;
 extern  char    *spaceval;  /* use in place of normal \x (for pic) */
@@ -125,7 +120,6 @@ int eqn(int, char **);
 int getline(char **, size_t *);
 void do_inline(void);
 void putout(int);
-float max(float, float);
 int oalloc(void);
 void ofree(int);
 void setps(float);
@@ -137,7 +131,7 @@ void error(int, const char *, ...);
 /* lex.c */
 int gtc(void);
 int openinfile(void);
-void pbstr(register char *);
+void pbstr(register const char *);
 int yylex(void);
 int getstr(char *, register int);
 int cstr(char *, int, int);
@@ -147,7 +141,7 @@ char *strsave(char *);
 void include(void);
 void delim(void);
 /* lookup.c */
-tbl *lookup(tbl **, char *, char *);
+tbl *lookup(tbl **, const char *, const char *);
 void init_tbl(void);
 /* mark.c */
 void mark(int);
@@ -161,7 +155,7 @@ void move(int, int, int);
 void boverb(int, int);
 /* paren.c */
 void paren(int, int, int);
-void brack(int, char *, char *, char *);
+void brack(int, const char *, const char *, const char *);
 /* pile.c */
 void lpile(int, int, int);
 /* shift.c */

Modified: vendor/heirloom-doctools/dist/eqn/eqnbox.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/eqnbox.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/eqnbox.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -37,7 +37,7 @@ eqnbox(int p1, int p2, int lu) {
 #else	/* NEQN */
 	int b, h;
 #endif	/* NEQN */
-	char *sh;
+	const char *sh;
 
 	yyval.token = p1;
 	b = max(ebase[p1], ebase[p2]);

Modified: vendor/heirloom-doctools/dist/eqn/eqnchar.d/genutf8.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/eqnchar.d/genutf8.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/eqnchar.d/genutf8.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -14,7 +14,7 @@
 #include <wctype.h>
 #include <stdio.h>
 
-const char *const ctl[] = {
+static const char *const ctl[] = {
 	"nul",
 	"soh",
 	"stx",

Modified: vendor/heirloom-doctools/dist/eqn/funny.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/funny.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/funny.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -32,7 +32,7 @@ extern YYSTYPE yyval;
 
 void
 funny(int n) {
-	char *f = NULL;
+	const char *f = NULL;
 
 	yyval.token = oalloc();
 	switch(n) {

Modified: vendor/heirloom-doctools/dist/eqn/integral.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/integral.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/integral.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -56,7 +56,7 @@ integral(int p, int p1, int p2) {
 
 void
 setintegral(void) {
-	char *f;
+	const char *f;
 
 	yyval.token = oalloc();
 	f = "\\(is";

Modified: vendor/heirloom-doctools/dist/eqn/io.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/io.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/io.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -26,9 +26,9 @@
 #include <stdlib.h>
 #include <libgen.h>
 
-char	*in;	/* input buffer */
-size_t	insize;	/* input buffer size */
-int noeqn;
+static char	*in;	/* input buffer */
+static size_t	insize;	/* input buffer size */
+static int noeqn;
 
 int
 main(int argc,char **argv) {
@@ -95,7 +95,8 @@ eqn(int argc,char **argv) {
 
 int
 getline(char **sp, size_t *np) {
-	register int c, n = 0, esc = 0, par = 0, brack = 0;
+	register int c, esc = 0, par = 0, brack = 0;
+	size_t n = 0;
 	char *xp;
 	for (;;) {
 		c = gtc();
@@ -225,11 +226,6 @@ putout(int p1) {
 
 }
 
-float
-max(float i,float j) {
-	return (i>j ? i : j);
-}
-
 int
 oalloc(void) {
 	int i;

Modified: vendor/heirloom-doctools/dist/eqn/lex.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/lex.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/lex.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -34,12 +34,12 @@
 extern YYSTYPE yyval;
 
 #define	SSIZE	400
-char	token[SSIZE];
-int	sp;
+static char	token[SSIZE];
+static int	sp;
 #define	putbak(c)	*ip++ = c;
 #define	PUSHBACK	300	/* maximum pushback characters */
-char	ibuf[PUSHBACK+SSIZE];	/* pushback buffer for definitions, etc. */
-char	*ip	= ibuf;
+static char	ibuf[PUSHBACK+SSIZE];	/* pushback buffer for definitions, etc. */
+static char	*ip	= ibuf;
 
 int
 gtc(void) {
@@ -77,9 +77,9 @@ openinfile(void)
 }
 
 void
-pbstr(register char *str)
+pbstr(register const char *str)
 {
-	register char *p;
+	register const char *p;
 
 	p = str;
 	while (*p++);

Modified: vendor/heirloom-doctools/dist/eqn/lookup.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/lookup.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/lookup.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -33,8 +33,8 @@ tbl	*keytbl[TBLSIZE];	/* key words */
 tbl	*restbl[TBLSIZE];	/* reserved words */
 tbl	*deftbl[TBLSIZE];	/* user-defined names */
 
-struct {
-	char	*key;
+static struct {
+	const char	*key;
 	int	keyval;
 } keyword[]	={
 	{ "sub", 	SUB },
@@ -104,9 +104,9 @@ struct {
 	{ NULL, 	0 }
 };
 
-struct {
-	char	*res;
-	char	*resval;
+static struct {
+	const char	*res;
+	const char	*resval;
 } resword[]	={
 	{ ">=",	"\\(>=" },
 	{ "<=",	"\\(<=" },
@@ -220,11 +220,11 @@ struct {
 };
 
 tbl *
-lookup(tbl **tblp, char *name, char *defn)	/* find name in tbl. if defn non-null, install */
+lookup(tbl **tblp, const char *name, const char *defn)	/* find name in tbl. if defn non-null, install */
 {
 	register tbl *p;
 	register int h;
-	register unsigned char *s = (unsigned char *)name;
+	register unsigned const char *s = (unsigned const char *)name;
 
 	for (h = 0; *s != '\0'; )
 		h += *s++;

Modified: vendor/heirloom-doctools/dist/eqn/matrix.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/matrix.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/matrix.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -52,7 +52,7 @@ matrix(int p1) {
 	int hb, b;
 #endif	/* NEQN */
 	int nrow, ncol, i, j, k, val[100];
-	char *space;
+	const char *space;
 
 	space = "\\ \\ ";
 	nrow = lp[p1];	/* disaster if rows inconsistent */

Modified: vendor/heirloom-doctools/dist/eqn/paren.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/paren.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/paren.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -163,7 +163,7 @@ paren(int leftc, int p1, int rightc) {
 }
 
 void
-brack(int m, char *t, char *c, char *b) {
+brack(int m, const char *t, const char *c, const char *b) {
 	int j;
 	printf("\\b'%s", t);
 	for( j=0; j<m; j++)

Modified: vendor/heirloom-doctools/dist/eqn/shift.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/shift.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/shift.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -35,7 +35,7 @@ bshiftb(int p1, int dir, int p2) {
 #ifndef NEQN
 	float shval, d1, h1, b1, h2, b2;
 	float diffps, effps, effps2;
-	char *sh1, *sh2;
+	const char *sh1, *sh2;
 #else	/* NEQN */
 	int shval, d1, h1, b1, h2, b2;
 #endif /* NEQN */

Modified: vendor/heirloom-doctools/dist/eqn/text.c
==============================================================================
--- vendor/heirloom-doctools/dist/eqn/text.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/eqn/text.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -30,17 +30,17 @@
 
 extern YYSTYPE yyval;
 
-int	csp;
-int	psp;
+static int	csp;
+static int	psp;
 #define	CSSIZE	400
-char	cs[420];
+static char	cs[420];
 
-int	lf, rf;	/* temporary spots for left and right fonts */
+static int	lf, rf;	/* temporary spots for left and right fonts */
 
 void
 text(int t,char *p1) {
 	int c;
-	char *p;
+	const char *p;
 	tbl *tp;
 	extern tbl *restbl;
 

Modified: vendor/heirloom-doctools/dist/grap/coord.c
==============================================================================
--- vendor/heirloom-doctools/dist/grap/coord.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/grap/coord.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -13,6 +13,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include "global.h"
 #include "grap.h"
 #include "y.tab.h"
 

Modified: vendor/heirloom-doctools/dist/grap/grap.h
==============================================================================
--- vendor/heirloom-doctools/dist/grap/grap.h	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/grap/grap.h	Sun Oct 23 00:24:25 2016	(r307809)
@@ -143,9 +143,6 @@ extern	int	pointsize, ps_set;
 #define	Exp(x)	errcheck(exp(x), "exp")
 #define	Sqrt(x)	errcheck(sqrt(x), "sqrt")
 
-#define	min(x,y)	(((x) <= (y)) ? (x) : (y))
-#define	max(x,y)	(((x) >= (y)) ? (x) : (y))
-
 extern	void	yyerror(char *);
 extern void coord_x(Point);
 extern void coord_y(Point);

Modified: vendor/heirloom-doctools/dist/grap/input.c
==============================================================================
--- vendor/heirloom-doctools/dist/grap/input.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/grap/input.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -18,11 +18,6 @@
 #include "grap.h"
 #include "y.tab.h"
 
-#if defined (__GLIBC__) && defined (_IO_getc_unlocked)
-#undef	getc
-#define	getc(f)	_IO_getc_unlocked(f)
-#endif
-
 Infile	infile[10];
 Infile	*curfile = infile;
 
@@ -596,33 +591,3 @@ void shell_exec(void)	/* do it */
 	else
 		system(shellbuf);
 }
-
-#define	LSIZE	128
-
-char *fgetline(char **line, size_t *linesize, size_t *llen, FILE *fp)
-{
-	int c;
-	size_t n = 0;
-
-	if (*line == NULL || *linesize < LSIZE + n + 1)
-		*line = realloc(*line, *linesize = LSIZE + n + 1);
-	for (;;) {
-		if (n >= *linesize - LSIZE / 2)
-			*line = realloc(*line, *linesize += LSIZE);
-		c = getc(fp);
-		if (c != EOF) {
-			(*line)[n++] = c;
-			(*line)[n] = '\0';
-			if (c == '\n')
-				break;
-		} else {
-			if (n > 0)
-				break;
-			else
-				return NULL;
-		}
-	}
-	if (llen)
-		*llen = n;
-	return *line;
-}

Modified: vendor/heirloom-doctools/dist/grap/main.c
==============================================================================
--- vendor/heirloom-doctools/dist/grap/main.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/grap/main.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -156,12 +156,11 @@ void getdata(void)		/* read input */
 	char *buf = NULL, *buf1 = NULL;
 	size_t size = 0;
 	int ln;
-	char *fgetline(char **, size_t *, size_t *, FILE *);
 
 	fin = curfile->fin;
 	curfile->lineno = 0;
 	printf(".lf 1 %s\n", curfile->fname);
-	while (fgetline(&buf, &size, NULL, fin) != NULL) {
+	while (getline(&buf, &size, fin) > 0) {
 		curfile->lineno++;
 		if (*buf == '.' && *(buf+1) == 'G' && *(buf+2) == '1') {
 			setup();

Modified: vendor/heirloom-doctools/dist/grap/misc.c
==============================================================================
--- vendor/heirloom-doctools/dist/grap/misc.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/grap/misc.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -45,14 +45,11 @@ void setsize(int op, double expr)
 
 char *tostring(char *s)
 {
-	register char *p;
-	size_t l;
+	char *p;
 
-	l = strlen(s)+1;
-	p = malloc(l);
+	p = strdup(s);
 	if (p == NULL)
 		FATAL("out of space in tostring on %s", s);
-	n_strcpy(p, s, l);
 	return(p);
 }
 

Modified: vendor/heirloom-doctools/dist/include/global.h
==============================================================================
--- vendor/heirloom-doctools/dist/include/global.h	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/include/global.h	Sun Oct 23 00:24:25 2016	(r307809)
@@ -15,3 +15,23 @@
 #else
 # define n_wcscpy(dst, src, size   ) wcscpy(dst, src)
 #endif
+
+#define min(x,y) ((x) < (y) ? (x) : (y))
+#define max(x,y) ((x) > (y) ? (x) : (y))
+#define prefix(str, pfx) (strncmp(pfx, str, strlen(pfx)) == 0)
+
+#undef __unused
+#define __unused __attribute__((unused))
+
+#ifdef	__GLIBC__
+#ifdef	_IO_getc_unlocked
+#undef	getc
+#define	getc(f)		_IO_getc_unlocked(f)
+#endif
+#ifdef	_IO_putc_unlocked
+#undef	putc
+#undef	putchar
+#define	putc(c, f)	_IO_putc_unlocked(c, f)
+#define	putchar(c)	_IO_putc_unlocked(c, stdout)
+#endif
+#endif

Modified: vendor/heirloom-doctools/dist/mpm/Makefile.mk
==============================================================================
--- vendor/heirloom-doctools/dist/mpm/Makefile.mk	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/mpm/Makefile.mk	Sun Oct 23 00:24:25 2016	(r307809)
@@ -1,6 +1,6 @@
 OBJ = misc.o page.o queue.o range.o slug.o version.o
 
-FLAGS = $(EUC) $(DEFINES)
+FLAGS = $(EUC) $(DEFINES) -I../include
 
 .c.o:
 	$(CC) $(CFLAGS) $(WARN) $(FLAGS) $(CPPFLAGS) -c $<

Modified: vendor/heirloom-doctools/dist/mpm/misc.h
==============================================================================
--- vendor/heirloom-doctools/dist/mpm/misc.h	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/mpm/misc.h	Sun Oct 23 00:24:25 2016	(r307809)
@@ -16,20 +16,8 @@
 #include	<math.h>
 #include	<ctype.h>
 #include	<string.h>
+#include	"global.h"
 
-#ifdef	__GLIBC__
-#ifdef	_IO_getc_unlocked
-#undef	getc
-#define	getc(f)		_IO_getc_unlocked(f)
-#endif
-#ifdef	_IO_putc_unlocked
-#undef	putc
-#undef	putchar
-#define	putc(c, f)	_IO_putc_unlocked(c, f)
-#define	putchar(c)	_IO_putc_unlocked(c, stdout)
-#endif
-#endif	/* __GLIBC__ */
-  
 extern char	*progname;
 extern int	linenum;
 extern int	wantwarn;
@@ -39,11 +27,6 @@ extern void	WARNING(const char *, ...);
 
 #define	eq(s,t)	(strcmp(s,t) == 0)
 
-inline int	max(int x, int y)	{ return x > y ? x : y; }
-inline int	min(int x, int y)	{ return x > y ? y : x; }
-// already defined in stdlib.h:
-//inline int	abs(int x)		{ return (x >= 0) ? x : -x; }
-
 extern int	dbg;
 
 extern int	pn, userpn;		// actual and user-defined page numbers

Modified: vendor/heirloom-doctools/dist/pic/arcgen.c
==============================================================================
--- vendor/heirloom-doctools/dist/pic/arcgen.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/pic/arcgen.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -30,7 +30,7 @@ obj *arcgen(int type)	/* handles circula
 	static int nexthv[2][4] ={ {U_DIR, L_DIR, D_DIR, R_DIR}, {D_DIR,
 	    R_DIR, U_DIR, L_DIR} };
 	double dx2, dy2, ht, phi, r, d;
-	int i, head, to, at, cw, invis, ddtype, battr;
+	int i, head, to, at, _cw, invis, ddtype, battr;
 	obj *p, *ppos;
 	double fromx, fromy, tox = 0, toy = 0, fillval = 0;
 	Attr *ap;
@@ -40,7 +40,7 @@ obj *arcgen(int type)	/* handles circula
 	prevw = getfval("arrowwid");
 	fromx = curx;
 	fromy = cury;
-	head = to = at = cw = invis = ddtype = battr = 0;
+	head = to = at = _cw = invis = ddtype = battr = 0;
 	for (i = 0; i < nattr; i++) {
 		ap = &attr[i];
 		switch (ap->a_type) {
@@ -66,7 +66,7 @@ obj *arcgen(int type)	/* handles circula
 			prevrad = ap->a_val.f / 2;
 			break;
 		case CW:
-			cw = 1;
+			_cw = 1;
 			break;
 		case FROM:	/* start point of arc */
 			ppos = ap->a_val.o;
@@ -107,16 +107,16 @@ obj *arcgen(int type)	/* handles circula
 		}
 	}
 	if (!at && !to) {	/* the defaults are mostly OK */
-		curx = fromx + prevrad * dctrx[cw][hvmode];
-		cury = fromy + prevrad * dctry[cw][hvmode];
-		tox = fromx + prevrad * dtox[cw][hvmode];
-		toy = fromy + prevrad * dtoy[cw][hvmode];
-		hvmode = nexthv[cw][hvmode];
+		curx = fromx + prevrad * dctrx[_cw][hvmode];
+		cury = fromy + prevrad * dctry[_cw][hvmode];
+		tox = fromx + prevrad * dtox[_cw][hvmode];
+		toy = fromy + prevrad * dtoy[_cw][hvmode];
+		hvmode = nexthv[_cw][hvmode];
 	}
 	else if (!at) {
 		dx2 = (tox - fromx) / 2;
 		dy2 = (toy - fromy) / 2;
-		phi = atan2(dy2, dx2) + (cw ? -PI/2 : PI/2);
+		phi = atan2(dy2, dx2) + (_cw ? -PI/2 : PI/2);
 		if (prevrad <= 0.0)
 			prevrad = dx2*dx2+dy2*dy2;
 		for (r=prevrad; (d = r*r - (dx2*dx2+dy2*dy2)) <= 0.0; r *= 2)
@@ -129,11 +129,11 @@ obj *arcgen(int type)	/* handles circula
 			dx2, dy2, phi, r, ht);
 	}
 	else if (at && !to) {	/* do we have all the cases??? */
-		tox = fromx + prevrad * dtox[cw][hvmode];
-		toy = fromy + prevrad * dtoy[cw][hvmode];
-		hvmode = nexthv[cw][hvmode];
+		tox = fromx + prevrad * dtox[_cw][hvmode];
+		toy = fromy + prevrad * dtoy[_cw][hvmode];
+		hvmode = nexthv[_cw][hvmode];
 	}
-	if (cw) {	/* interchange roles of from-to and heads */
+	if (_cw) {	/* interchange roles of from-to and heads */
 		double temp;
 		temp = fromx; fromx = tox; tox = temp;
 		temp = fromy; fromy = toy; toy = temp;
@@ -148,7 +148,7 @@ obj *arcgen(int type)	/* handles circula
 	p->o_val[1] = fromy;
 	p->o_val[2] = tox;
 	p->o_val[3] = toy;
-	if (cw) {
+	if (_cw) {
 		curx = fromx;
 		cury = fromy;
 	} else {
@@ -158,7 +158,7 @@ obj *arcgen(int type)	/* handles circula
 	p->o_val[4] = prevw;
 	p->o_val[5] = prevh;
 	p->o_val[6] = prevrad;
-	p->o_attr = head | (cw ? CW_ARC : 0) | invis | ddtype | battr;
+	p->o_attr = head | (_cw ? CW_ARC : 0) | invis | ddtype | battr;
 	p->o_fillval = fillval;
 	if (head)
 		p->o_nhead = getfval("arrowhead");
@@ -191,36 +191,36 @@ void arc_extreme(double x0, double y0, d
 			  /* start, end, center */
 {
 	/* assumes center isn't too far out */
-	double r, xmin, ymin, xmax, ymax;
+	double r, _xmin, _ymin, _xmax, _ymax;
 	int j, k;
 	x0 -= xc; y0 -= yc;	/* move to center */
 	x1 -= xc; y1 -= yc;
-	xmin = (x0<x1)?x0:x1; ymin = (y0<y1)?y0:y1;
-	xmax = (x0>x1)?x0:x1; ymax = (y0>y1)?y0:y1;
+	_xmin = (x0<x1)?x0:x1; _ymin = (y0<y1)?y0:y1;
+	_xmax = (x0>x1)?x0:x1; _ymax = (y0>y1)?y0:y1;
 	r = sqrt(x0*x0 + y0*y0);
 	if (r > 0.0) {
 		j = quadrant(x0,y0);
 		k = quadrant(x1,y1);
 		if (j == k && y1*x0 < x1*y0) {
 			/* viewed as complex numbers, if Im(z1/z0)<0, arc is big */
-			if( xmin > -r) xmin = -r; if( ymin > -r) ymin = -r;
-			if( xmax <  r) xmax =  r; if( ymax <  r) ymax =  r;
+			if( _xmin > -r) _xmin = -r; if( _ymin > -r) _ymin = -r;
+			if( _xmax <  r) _xmax =  r; if( _ymax <  r) _ymax =  r;
 		} else {
 			while (j != k) {
 				switch (j) {
-					case 1: if( ymax <  r) ymax =  r; break; /* north */
-					case 2: if( xmin > -r) xmin = -r; break; /* west */
-					case 3: if( ymin > -r) ymin = -r; break; /* south */
-					case 4: if( xmax <  r) xmax =  r; break; /* east */
+					case 1: if( _ymax <  r) _ymax =  r; break; /* north */
+					case 2: if( _xmin > -r) _xmin = -r; break; /* west */
+					case 3: if( _ymin > -r) _ymin = -r; break; /* south */
+					case 4: if( _xmax <  r) _xmax =  r; break; /* east */
 				}
 				j = j%4 + 1;
 			}
 		}
 	}
-	xmin += xc; ymin += yc;
-	xmax += xc; ymax += yc;
-	extreme(xmin, ymin);
-	extreme(xmax, ymax);
+	_xmin += xc; _ymin += yc;
+	_xmax += xc; _ymax += yc;
+	extreme(_xmin, _ymin);
+	extreme(_xmax, _ymax);
 }
 
 int

Modified: vendor/heirloom-doctools/dist/pic/blockgen.c
==============================================================================
--- vendor/heirloom-doctools/dist/pic/blockgen.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/pic/blockgen.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -20,8 +20,8 @@
 
 struct pushstack stack[NBRACK];
 int	nstack	= 0;
-struct pushstack bracestack[NBRACE];
-int	nbstack	= 0;
+static struct pushstack bracestack[NBRACE];
+static int	nbstack	= 0;
 
 void blockadj(obj *);
 

Modified: vendor/heirloom-doctools/dist/pic/for.c
==============================================================================
--- vendor/heirloom-doctools/dist/pic/for.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/pic/for.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -25,10 +25,10 @@ typedef struct {
 	char	*str;	/* string to push back */
 } For;
 
-For	forstk[10];	/* stack of for loops */
-For	*forp = forstk;	/* pointer to current top */
+static For	forstk[10];	/* stack of for loops */
+static For	*forp = forstk;	/* pointer to current top */
 
-void	setfval(char *, double);
+void	setfval(const char *, double);
 void	nextfor(void);
 
 void forloop(char *var, double from, double to, int op,

Modified: vendor/heirloom-doctools/dist/pic/input.c
==============================================================================
--- vendor/heirloom-doctools/dist/pic/input.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/pic/input.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -18,11 +18,6 @@
 #include "pic.h"
 #include "y.tab.h"
 
-#if defined (__GLIBC__) && defined (_IO_getc_unlocked)
-#undef	getc
-#define	getc(f)	_IO_getc_unlocked(f)
-#endif
-
 Infile	infile[10];
 Infile	*curfile = infile;
 
@@ -33,10 +28,12 @@ Src	*srcp	= src;
 void	do_thru(void);
 int	nextchar(void);
 int	getarg(char *);
-void	freedef(char *);
-int	baldelim(int, char *);
+int	baldelim(int, const char *);
+static void popsrc(void);
+
+static char *addnewline(char *);
 
-void pushsrc(int type, char *ptr)	/* new input source */
+void pushsrc(int type, const char *ptr)	/* new input source */
 {
 	if (++srcp >= src + MAXSRC)
 		FATAL("inputs nested too deep");
@@ -70,7 +67,7 @@ void pushsrc(int type, char *ptr)	/* new
 	}
 }
 
-void popsrc(void)	/* restore an old one */
+static void popsrc(void)	/* restore an old one */
 {
 	if (srcp <= src)
 		FATAL("too many inputs popped");
@@ -102,7 +99,7 @@ void popsrc(void)	/* restore an old one 
 	srcp--;
 }
 
-void definition(char *s)	/* collect definition for s and install */
+void definition(const char *s)	/* collect definition for s and install */
 				/* definitions picked up lexically */
 {
 	char *p;
@@ -125,7 +122,7 @@ void definition(char *s)	/* collect defi
 	dprintf("installing %s as `%s'\n", s, p);
 }
 
-char *delimstr(char *s)	/* get body of X ... X */
+char *delimstr(const char *s)	/* get body of X ... X */
 				/* message if too big */
 {
 	int c, delim, rdelim, n, deep;
@@ -160,7 +157,7 @@ char *delimstr(char *s)	/* get body of X
 	return tostring(buf);
 }
 
-int baldelim(int c, char *s)	/* replace c by balancing entry in s */
+int baldelim(int c, const char *s)	/* replace c by balancing entry in s */
 {
 	for ( ; *s; s += 2)
 		if (*s == c)
@@ -178,9 +175,9 @@ void undefine(char *s)	/* undefine macro
 }
 
 
-Arg	args[10];	/* argument frames */
-Arg	*argfp = args;	/* frame pointer */
-int	argcnt;		/* number of arguments seen so far */
+static Arg	args[10];	/* argument frames */
+static Arg	*argfp = args;	/* frame pointer */
+static int	argcnt;		/* number of arguments seen so far */
 
 void dodef(struct symtab *stp)	/* collect args and switch input to defn */
 {
@@ -239,13 +236,13 @@ int getarg(char *p)	/* pick up single ar
 }
 
 #define	PBSIZE	2000
-char	pbuf[PBSIZE];		/* pushback buffer */
-char	*pb	= pbuf-1;	/* next pushed back character */
+static char	pbuf[PBSIZE];		/* pushback buffer */
+static char	*pb	= pbuf-1;	/* next pushed back character */
 
-char	ebuf[200];		/* collect input here for error reporting */
-char	*ep	= ebuf;
+static char	ebuf[200];		/* collect input here for error reporting */
+static char	*ep	= ebuf;
 
-int	begin	= 0;
+static int	begin	= 0;
 extern	int	thru;
 extern	struct symtab	*thrudef;
 extern	char	*untilstr;
@@ -429,7 +426,7 @@ int unput(int c)
 	return c;
 }
 
-void pbstr(char *s)
+void pbstr(const char *s)
 {
 	pushsrc(String, s);
 }
@@ -450,7 +447,6 @@ void	eprint(void);
 
 void yyerror(char *s)
 {
-	extern char *cmdname;
 	int ern = errno;	/* cause some libraries clobber it */
 
 	if (synerr)
@@ -498,7 +494,7 @@ void eprint(void)	/* try to print contex
 
 void yywrap(void) {}
 
-char	*newfile = 0;		/* filename for file copy */
+static char	*newfile = 0;		/* filename for file copy */
 char	*untilstr = 0;		/* string that terminates a thru */
 int	thru	= 0;		/* 1 if copying thru macro */
 struct symtab	*thrudef = 0;		/* macro being used */
@@ -513,7 +509,7 @@ void copydef(struct symtab *p)	/* rememb
 	thrudef = p;
 }
 
-struct symtab *copythru(char *s)	/* collect the macro name or body for thru */
+struct symtab *copythru(const char *s)	/* collect the macro name or body for thru */
 {
 	struct symtab *p;
 	char *q, *addnewline(char *);
@@ -545,7 +541,7 @@ struct symtab *copythru(char *s)	/* coll
 	return p;
 }
 
-char *addnewline(char *p)	/* add newline to end of p */
+static char *addnewline(char *p)	/* add newline to end of p */
 {
 	int n;
 
@@ -584,7 +580,7 @@ void copy(void)	/* begin input from file
 	}
 }
 
-char	shellbuf[1000], *shellp;
+static char	shellbuf[1000], *shellp;
 
 void shell_init(void)	/* set up to interpret a shell command */
 {
@@ -608,33 +604,3 @@ void shell_exec(void)	/* do it */
 	else
 		system(shellbuf);
 }
-
-#define	LSIZE	128
-
-char *fgetline(char **line, size_t *linesize, size_t *llen, FILE *fp)
-{
-	int c;
-	size_t n = 0;
-
-	if (*line == NULL || *linesize < LSIZE + n + 1)
-		*line = realloc(*line, *linesize = LSIZE + n + 1);
-	for (;;) {
-		if (n >= *linesize - LSIZE / 2)
-			*line = realloc(*line, *linesize += LSIZE);
-		c = getc(fp);
-		if (c != EOF) {
-			(*line)[n++] = c;
-			(*line)[n] = '\0';
-			if (c == '\n')
-				break;
-		} else {
-			if (n > 0)
-				break;
-			else
-				return NULL;
-		}
-	}
-	if (llen)
-		*llen = n;
-	return *line;
-}

Modified: vendor/heirloom-doctools/dist/pic/main.c
==============================================================================
--- vendor/heirloom-doctools/dist/pic/main.c	Sat Oct 22 23:49:06 2016	(r307808)
+++ vendor/heirloom-doctools/dist/pic/main.c	Sun Oct 23 00:24:25 2016	(r307809)
@@ -44,9 +44,8 @@ double	deltx	= 6;	/* max x value in outp
 double	delty	= 6;	/* max y value in output, for scaling */
 int	dbg	= 0;
 int	lineno	= 0;
-char	*filename	= "-";
 int	synerr	= 0;
-int	anyerr	= 0;	/* becomes 1 if synerr ever 1 */
+static int	anyerr	= 0;	/* becomes 1 if synerr ever 1 */
 char	*cmdname;
 int	Sflag;
 
@@ -57,7 +56,6 @@ double	ymax	= -30000;
 
 void	fpecatch(int);
 void	getdata(void), setdefaults(void);
-void	setfval(char *, double);
 int	getpid(void);
 
 int
@@ -122,7 +120,7 @@ void fpecatch(int n)
 	FATAL("floating point exception %d", n);
 }
 
-char *grow(char *ptr, char *name, int num, int size)	/* make array bigger */
+char *grow(char *ptr, const char *name, int num, int size)	/* make array bigger */
 {
 	char *p;
 
@@ -136,7 +134,7 @@ char *grow(char *ptr, char *name, int nu
 }
 
 static struct {
-	char *name;
+	const char *name;
 	double val;
 	short scalable;		/* 1 => adjust when "scale" changes */
 } defaults[] ={
@@ -210,13 +208,12 @@ void getdata(void)
 	char *p, *buf = NULL, *buf1 = NULL;
 	size_t size = 0;
 	int ln;
-	void reset(void), openpl(char *), closepl(char *), print(void);
+	void reset(void), openpl(char *), closepl(char *);
 	int yyparse(void);

*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***


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