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merge OpenBSD commit by jmc@:
[mandoc.git] / term_ps.c
diff --git a/term_ps.c b/term_ps.c
index 08efbac94714692f8143f1ef53bfd38da4efcb30..374d3d9a6abd2b16deb853553b54138f53cf5ff3 100644 (file)
--- a/term_ps.c
+++ b/term_ps.c
@@ -1,48 +1,55 @@
-/*     $Id: term_ps.c,v 1.33 2010/07/05 08:46:09 kristaps Exp $ */
+/* $Id: term_ps.c,v 1.92 2020/09/06 14:45:22 schwarze Exp $ */
 /*
 /*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2014,2015,2016,2017,2020 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2017 Marc Espie <espie@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies.
  *
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies.
  *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
 #include "config.h"
-#endif
 
 
-#include <sys/param.h>
+#include <sys/types.h>
 
 #include <assert.h>
 
 #include <assert.h>
+#if HAVE_ERR
+#include <err.h>
+#endif
 #include <stdarg.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdarg.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <time.h>
 #include <unistd.h>
 
 #include <unistd.h>
 
+#include "mandoc_aux.h"
 #include "out.h"
 #include "out.h"
-#include "main.h"
 #include "term.h"
 #include "term.h"
+#include "manconf.h"
+#include "main.h"
+
+/* These work the buffer used by the header and footer. */
+#define        PS_BUFSLOP        128
 
 /* Convert PostScript point "x" to an AFM unit. */
 
 /* Convert PostScript point "x" to an AFM unit. */
-#define        PNT2AFM(p, x) /* LINTED */ \
-       (size_t)((double)(x) * (1000.0 / (double)(p)->engine.ps.scale))
+#define        PNT2AFM(p, x) \
+       (size_t)((double)(x) * (1000.0 / (double)(p)->ps->scale))
 
 /* Convert an AFM unit "x" to a PostScript points */
 
 /* Convert an AFM unit "x" to a PostScript points */
-#define        AFM2PNT(p, x) /* LINTED */ \
-       (size_t)((double)(x) / (1000.0 / (double)(p)->engine.ps.scale))
+#define        AFM2PNT(p, x) \
+       ((double)(x) / (1000.0 / (double)(p)->ps->scale))
 
 struct glyph {
 
 struct glyph {
-       size_t            wx; /* WX in AFM */
+       unsigned short    wx; /* WX in AFM */
 };
 
 struct font {
 };
 
 struct font {
@@ -51,6 +58,62 @@ struct       font {
        struct glyph      gly[MAXCHAR]; /* glyph metrics */
 };
 
        struct glyph      gly[MAXCHAR]; /* glyph metrics */
 };
 
+struct termp_ps {
+       int               flags;
+#define        PS_INLINE        (1 << 0)       /* we're in a word */
+#define        PS_MARGINS       (1 << 1)       /* we're in the margins */
+#define        PS_NEWPAGE       (1 << 2)       /* new page, no words yet */
+#define        PS_BACKSP        (1 << 3)       /* last character was backspace */
+       size_t            pscol;        /* visible column (AFM units) */
+       size_t            pscolnext;    /* used for overstrike */
+       size_t            psrow;        /* visible row (AFM units) */
+       size_t            lastrow;      /* psrow of the previous word */
+       char             *psmarg;       /* margin buf */
+       size_t            psmargsz;     /* margin buf size */
+       size_t            psmargcur;    /* cur index in margin buf */
+       char              last;         /* last non-backspace seen */
+       enum termfont     lastf;        /* last set font */
+       enum termfont     nextf;        /* building next font here */
+       size_t            scale;        /* font scaling factor */
+       size_t            pages;        /* number of pages shown */
+       size_t            lineheight;   /* line height (AFM units) */
+       size_t            top;          /* body top (AFM units) */
+       size_t            bottom;       /* body bottom (AFM units) */
+       const char       *medianame;    /* for DocumentMedia and PageSize */
+       size_t            height;       /* page height (AFM units */
+       size_t            width;        /* page width (AFM units) */
+       size_t            lastwidth;    /* page width before last ll */
+       size_t            left;         /* body left (AFM units) */
+       size_t            header;       /* header pos (AFM units) */
+       size_t            footer;       /* footer pos (AFM units) */
+       size_t            pdfbytes;     /* current output byte */
+       size_t            pdflastpg;    /* byte of last page mark */
+       size_t            pdfbody;      /* start of body object */
+       size_t           *pdfobjs;      /* table of object offsets */
+       size_t            pdfobjsz;     /* size of pdfobjs */
+};
+
+static int               ps_hspan(const struct termp *,
+                               const struct roffsu *);
+static size_t            ps_width(const struct termp *, int);
+static void              ps_advance(struct termp *, size_t);
+static void              ps_begin(struct termp *);
+static void              ps_closepage(struct termp *);
+static void              ps_end(struct termp *);
+static void              ps_endline(struct termp *);
+static void              ps_growbuf(struct termp *, size_t);
+static void              ps_letter(struct termp *, int);
+static void              ps_pclose(struct termp *);
+static void              ps_plast(struct termp *);
+static void              ps_pletter(struct termp *, int);
+static void              ps_printf(struct termp *, const char *, ...)
+                               __attribute__((__format__ (__printf__, 2, 3)));
+static void              ps_putchar(struct termp *, char);
+static void              ps_setfont(struct termp *, enum termfont);
+static void              ps_setwidth(struct termp *, int, int);
+static struct termp     *pspdf_alloc(const struct manoutput *, enum termtype);
+static void              pdf_obj(struct termp *, size_t);
+
 /*
  * We define, for the time being, three fonts: bold, oblique/italic, and
  * normal (roman).  The following table hard-codes the font metrics for
 /*
  * We define, for the time being, three fonts: bold, oblique/italic, and
  * normal (roman).  The following table hard-codes the font metrics for
@@ -349,52 +412,135 @@ static   const struct font fonts[TERMFONT__MAX] = {
                {  400 },
                {  541 },
        } },
                {  400 },
                {  541 },
        } },
+       { "Times-BoldItalic", {
+               {  250 },
+               {  389 },
+               {  555 },
+               {  500 },
+               {  500 },
+               {  833 },
+               {  778 },
+               {  333 },
+               {  333 },
+               {  333 },
+               {  500 },
+               {  570 },
+               {  250 },
+               {  333 },
+               {  250 },
+               {  278 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  333 },
+               {  333 },
+               {  570 },
+               {  570 },
+               {  570 },
+               {  500 },
+               {  832 },
+               {  667 },
+               {  667 },
+               {  667 },
+               {  722 },
+               {  667 },
+               {  667 },
+               {  722 },
+               {  778 },
+               {  389 },
+               {  500 },
+               {  667 },
+               {  611 },
+               {  889 },
+               {  722 },
+               {  722 },
+               {  611 },
+               {  722 },
+               {  667 },
+               {  556 },
+               {  611 },
+               {  722 },
+               {  667 },
+               {  889 },
+               {  667 },
+               {  611 },
+               {  611 },
+               {  333 },
+               {  278 },
+               {  333 },
+               {  570 },
+               {  500 },
+               {  333 },
+               {  500 },
+               {  500 },
+               {  444 },
+               {  500 },
+               {  444 },
+               {  333 },
+               {  500 },
+               {  556 },
+               {  278 },
+               {  278 },
+               {  500 },
+               {  278 },
+               {  778 },
+               {  556 },
+               {  500 },
+               {  500 },
+               {  500 },
+               {  389 },
+               {  389 },
+               {  278 },
+               {  556 },
+               {  444 },
+               {  667 },
+               {  500 },
+               {  444 },
+               {  389 },
+               {  348 },
+               {  220 },
+               {  348 },
+               {  570 },
+       } },
 };
 
 };
 
-/* These work the buffer used by the header and footer. */
-#define        PS_BUFSLOP        128
-#define        PS_GROWBUF(p, sz) \
-       do if ((p)->engine.ps.psmargcur + (sz) > \
-                       (p)->engine.ps.psmargsz) { \
-               (p)->engine.ps.psmargsz += /* CONSTCOND */ \
-                       MAX(PS_BUFSLOP, (sz)); \
-               (p)->engine.ps.psmarg = realloc \
-                       ((p)->engine.ps.psmarg,  \
-                        (p)->engine.ps.psmargsz); \
-               if (NULL == (p)->engine.ps.psmarg) { \
-                       perror(NULL); \
-                       exit(EXIT_FAILURE); \
-               } \
-       } while (/* CONSTCOND */ 0)
-
-
-static double            ps_hspan(const struct termp *,
-                               const struct roffsu *);
-static size_t            ps_width(const struct termp *, char);
-static void              ps_advance(struct termp *, size_t);
-static void              ps_begin(struct termp *);
-static void              ps_end(struct termp *);
-static void              ps_endline(struct termp *);
-static void              ps_fclose(struct termp *);
-static void              ps_letter(struct termp *, char);
-static void              ps_pclose(struct termp *);
-static void              ps_pletter(struct termp *, int);
-static void              ps_printf(struct termp *, const char *, ...);
-static void              ps_putchar(struct termp *, char);
-static void              ps_setfont(struct termp *, enum termfont);
-
+void *
+pdf_alloc(const struct manoutput *outopts)
+{
+       return pspdf_alloc(outopts, TERMTYPE_PDF);
+}
 
 void *
 
 void *
-ps_alloc(char *outopts)
+ps_alloc(const struct manoutput *outopts)
+{
+       return pspdf_alloc(outopts, TERMTYPE_PS);
+}
+
+static struct termp *
+pspdf_alloc(const struct manoutput *outopts, enum termtype type)
 {
        struct termp    *p;
 {
        struct termp    *p;
-       size_t           pagex, pagey, marginx, marginy, lineheight;
-       const char      *toks[2];
+       unsigned int     pagex, pagey;
+       size_t           marginx, marginy, lineheight;
        const char      *pp;
        const char      *pp;
-       char            *v;
 
 
-       if (NULL == (p = term_alloc(TERMENC_ASCII)))
-               return(NULL);
+       p = mandoc_calloc(1, sizeof(*p));
+       p->tcol = p->tcols = mandoc_calloc(1, sizeof(*p->tcol));
+       p->maxtcol = 1;
+       p->type = type;
+
+       p->enc = TERMENC_ASCII;
+       p->fontq = mandoc_reallocarray(NULL,
+           (p->fontsz = 8), sizeof(*p->fontq));
+       p->fontq[0] = p->fontl = TERMFONT_NONE;
+       p->ps = mandoc_calloc(1, sizeof(*p->ps));
 
        p->advance = ps_advance;
        p->begin = ps_begin;
 
        p->advance = ps_advance;
        p->begin = ps_begin;
@@ -402,25 +548,12 @@ ps_alloc(char *outopts)
        p->endline = ps_endline;
        p->hspan = ps_hspan;
        p->letter = ps_letter;
        p->endline = ps_endline;
        p->hspan = ps_hspan;
        p->letter = ps_letter;
-       p->type = TERMTYPE_PS;
+       p->setwidth = ps_setwidth;
        p->width = ps_width;
        p->width = ps_width;
-       
-       toks[0] = "paper";
-       toks[1] = NULL;
-
-       pp = NULL;
-
-       while (outopts && *outopts)
-               switch (getsubopt(&outopts, UNCONST(toks), &v)) {
-               case (0):
-                       pp = v;
-                       break;
-               default:
-                       break;
-               }
 
        /* Default to US letter (millimetres). */
 
 
        /* Default to US letter (millimetres). */
 
+       p->ps->medianame = "Letter";
        pagex = 216;
        pagey = 279;
 
        pagex = 216;
        pagey = 279;
 
@@ -431,80 +564,100 @@ ps_alloc(char *outopts)
         * only happens once, I'm not terribly concerned.
         */
 
         * only happens once, I'm not terribly concerned.
         */
 
-       if (pp && strcasecmp(pp, "letter")) {
-               if (0 == strcasecmp(pp, "a3")) {
+       pp = outopts->paper;
+       if (pp != NULL && strcasecmp(pp, "letter") != 0) {
+               if (strcasecmp(pp, "a3") == 0) {
+                       p->ps->medianame = "A3";
                        pagex = 297;
                        pagey = 420;
                        pagex = 297;
                        pagey = 420;
-               } else if (0 == strcasecmp(pp, "a4")) {
+               } else if (strcasecmp(pp, "a4") == 0) {
+                       p->ps->medianame = "A4";
                        pagex = 210;
                        pagey = 297;
                        pagex = 210;
                        pagey = 297;
-               } else if (0 == strcasecmp(pp, "a5")) {
+               } else if (strcasecmp(pp, "a5") == 0) {
+                       p->ps->medianame = "A5";
                        pagex = 148;
                        pagey = 210;
                        pagex = 148;
                        pagey = 210;
-               } else if (0 == strcasecmp(pp, "legal")) {
+               } else if (strcasecmp(pp, "legal") == 0) {
+                       p->ps->medianame = "Legal";
                        pagex = 216;
                        pagey = 356;
                        pagex = 216;
                        pagey = 356;
-               } else if (2 != sscanf(pp, "%zux%zu", &pagex, &pagey))
-                       fprintf(stderr, "%s: Unknown paper\n", pp);
-       } else if (NULL == pp)
-               pp = "letter";
+               } else if (sscanf(pp, "%ux%u", &pagex, &pagey) == 2)
+                       p->ps->medianame = "CustomSize";
+               else
+                       warnx("%s: Unknown paper", pp);
+       }
 
 
-       /* 
+       /*
         * This MUST be defined before any PNT2AFM or AFM2PNT
         * calculations occur.
         */
 
         * This MUST be defined before any PNT2AFM or AFM2PNT
         * calculations occur.
         */
 
-       p->engine.ps.scale = 11;
+       p->ps->scale = 11;
 
        /* Remember millimetres -> AFM units. */
 
 
        /* Remember millimetres -> AFM units. */
 
-       pagex = PNT2AFM(p, ((double)pagex * 2.834));
-       pagey = PNT2AFM(p, ((double)pagey * 2.834));
+       pagex = PNT2AFM(p, ((double)pagex * 72.0 / 25.4));
+       pagey = PNT2AFM(p, ((double)pagey * 72.0 / 25.4));
 
        /* Margins are 1/9 the page x and y. */
 
 
        /* Margins are 1/9 the page x and y. */
 
-       marginx = /* LINTED */
-               (size_t)((double)pagex / 9.0);
-       marginy = /* LINTED */
-               (size_t)((double)pagey / 9.0);
+       marginx = (size_t)((double)pagex / 9.0);
+       marginy = (size_t)((double)pagey / 9.0);
 
        /* Line-height is 1.4em. */
 
 
        /* Line-height is 1.4em. */
 
-       lineheight = PNT2AFM(p, ((double)p->engine.ps.scale * 1.4));
+       lineheight = PNT2AFM(p, ((double)p->ps->scale * 1.4));
 
 
-       p->engine.ps.width = pagex;
-       p->engine.ps.height = pagey;
-       p->engine.ps.header = pagey - (marginy / 2) - (lineheight / 2);
-       p->engine.ps.top = pagey - marginy;
-       p->engine.ps.footer = (marginy / 2) - (lineheight / 2);
-       p->engine.ps.bottom = marginy;
-       p->engine.ps.left = marginx;
-       p->engine.ps.lineheight = lineheight;
+       p->ps->width = p->ps->lastwidth = (size_t)pagex;
+       p->ps->height = (size_t)pagey;
+       p->ps->header = pagey - (marginy / 2) - (lineheight / 2);
+       p->ps->top = pagey - marginy;
+       p->ps->footer = (marginy / 2) - (lineheight / 2);
+       p->ps->bottom = marginy;
+       p->ps->left = marginx;
+       p->ps->lineheight = lineheight;
 
        p->defrmargin = pagex - (marginx * 2);
 
        p->defrmargin = pagex - (marginx * 2);
-       return(p);
+       return p;
 }
 
 }
 
+static void
+ps_setwidth(struct termp *p, int iop, int width)
+{
+       size_t   lastwidth;
+
+       lastwidth = p->ps->width;
+       if (iop > 0)
+               p->ps->width += width;
+       else if (iop == 0)
+               p->ps->width = width ? (size_t)width : p->ps->lastwidth;
+       else if (p->ps->width > (size_t)width)
+               p->ps->width -= width;
+       else
+               p->ps->width = 0;
+       p->ps->lastwidth = lastwidth;
+}
 
 void
 
 void
-ps_free(void *arg)
+pspdf_free(void *arg)
 {
        struct termp    *p;
 
        p = (struct termp *)arg;
 
 {
        struct termp    *p;
 
        p = (struct termp *)arg;
 
-       if (p->engine.ps.psmarg)
-               free(p->engine.ps.psmarg);
+       free(p->ps->psmarg);
+       free(p->ps->pdfobjs);
 
 
+       free(p->ps);
        term_free(p);
 }
 
        term_free(p);
 }
 
-
 static void
 ps_printf(struct termp *p, const char *fmt, ...)
 {
        va_list          ap;
 static void
 ps_printf(struct termp *p, const char *fmt, ...)
 {
        va_list          ap;
-       int              pos;
+       int              pos, len;
 
        va_start(ap, fmt);
 
 
        va_start(ap, fmt);
 
@@ -514,27 +667,28 @@ ps_printf(struct termp *p, const char *fmt, ...)
         * into our growable margin buffer.
         */
 
         * into our growable margin buffer.
         */
 
-       if ( ! (PS_MARGINS & p->engine.ps.flags)) {
-               vprintf(fmt, ap);
+       if ( ! (PS_MARGINS & p->ps->flags)) {
+               len = vprintf(fmt, ap);
                va_end(ap);
                va_end(ap);
+               p->ps->pdfbytes += len < 0 ? 0 : (size_t)len;
                return;
        }
 
                return;
        }
 
-       /* 
+       /*
         * XXX: I assume that the in-margin print won't exceed
         * PS_BUFSLOP (128 bytes), which is reasonable but still an
         * assumption that will cause pukeage if it's not the case.
         */
 
         * XXX: I assume that the in-margin print won't exceed
         * PS_BUFSLOP (128 bytes), which is reasonable but still an
         * assumption that will cause pukeage if it's not the case.
         */
 
-       PS_GROWBUF(p, PS_BUFSLOP);
+       ps_growbuf(p, PS_BUFSLOP);
 
 
-       pos = (int)p->engine.ps.psmargcur;
-       vsnprintf(&p->engine.ps.psmarg[pos], PS_BUFSLOP, fmt, ap);
-       p->engine.ps.psmargcur = strlen(p->engine.ps.psmarg);
+       pos = (int)p->ps->psmargcur;
+       vsnprintf(&p->ps->psmarg[pos], PS_BUFSLOP, fmt, ap);
 
        va_end(ap);
 
        va_end(ap);
-}
 
 
+       p->ps->psmargcur = strlen(p->ps->psmarg);
+}
 
 static void
 ps_putchar(struct termp *p, char c)
 
 static void
 ps_putchar(struct termp *p, char c)
@@ -543,23 +697,93 @@ ps_putchar(struct termp *p, char c)
 
        /* See ps_printf(). */
 
 
        /* See ps_printf(). */
 
-       if ( ! (PS_MARGINS & p->engine.ps.flags)) {
+       if ( ! (PS_MARGINS & p->ps->flags)) {
                putchar(c);
                putchar(c);
+               p->ps->pdfbytes++;
                return;
        }
 
                return;
        }
 
-       PS_GROWBUF(p, 2);
+       ps_growbuf(p, 2);
 
 
-       pos = (int)p->engine.ps.psmargcur++;
-       p->engine.ps.psmarg[pos++] = c;
-       p->engine.ps.psmarg[pos] = '\0';
+       pos = (int)p->ps->psmargcur++;
+       p->ps->psmarg[pos++] = c;
+       p->ps->psmarg[pos] = '\0';
 }
 
 }
 
+static void
+pdf_obj(struct termp *p, size_t obj)
+{
+
+       assert(obj > 0);
+
+       if ((obj - 1) >= p->ps->pdfobjsz) {
+               p->ps->pdfobjsz = obj + 128;
+               p->ps->pdfobjs = mandoc_reallocarray(p->ps->pdfobjs,
+                   p->ps->pdfobjsz, sizeof(size_t));
+       }
+
+       p->ps->pdfobjs[(int)obj - 1] = p->ps->pdfbytes;
+       ps_printf(p, "%zu 0 obj\n", obj);
+}
+
+static void
+ps_closepage(struct termp *p)
+{
+       int              i;
+       size_t           len, base;
+
+       /*
+        * Close out a page that we've already flushed to output.  In
+        * PostScript, we simply note that the page must be shown.  In
+        * PDF, we must now create the Length, Resource, and Page node
+        * for the page contents.
+        */
+
+       assert(p->ps->psmarg && p->ps->psmarg[0]);
+       ps_printf(p, "%s", p->ps->psmarg);
+
+       if (TERMTYPE_PS != p->type) {
+               len = p->ps->pdfbytes - p->ps->pdflastpg;
+               base = p->ps->pages * 4 + p->ps->pdfbody;
+
+               ps_printf(p, "endstream\nendobj\n");
+
+               /* Length of content. */
+               pdf_obj(p, base + 1);
+               ps_printf(p, "%zu\nendobj\n", len);
+
+               /* Resource for content. */
+               pdf_obj(p, base + 2);
+               ps_printf(p, "<<\n/ProcSet [/PDF /Text]\n");
+               ps_printf(p, "/Font <<\n");
+               for (i = 0; i < (int)TERMFONT__MAX; i++)
+                       ps_printf(p, "/F%d %d 0 R\n", i, 3 + i);
+               ps_printf(p, ">>\n>>\nendobj\n");
+
+               /* Page node. */
+               pdf_obj(p, base + 3);
+               ps_printf(p, "<<\n");
+               ps_printf(p, "/Type /Page\n");
+               ps_printf(p, "/Parent 2 0 R\n");
+               ps_printf(p, "/Resources %zu 0 R\n", base + 2);
+               ps_printf(p, "/Contents %zu 0 R\n", base);
+               ps_printf(p, ">>\nendobj\n");
+       } else
+               ps_printf(p, "showpage\n");
+
+       p->ps->pages++;
+       p->ps->psrow = p->ps->top;
+       assert( ! (PS_NEWPAGE & p->ps->flags));
+       p->ps->flags |= PS_NEWPAGE;
+}
 
 
-/* ARGSUSED */
 static void
 ps_end(struct termp *p)
 {
 static void
 ps_end(struct termp *p)
 {
+       size_t           i, xref, base;
+
+       ps_plast(p);
+       ps_pclose(p);
 
        /*
         * At the end of the file, do one last showpage.  This is the
 
        /*
         * At the end of the file, do one last showpage.  This is the
@@ -567,88 +791,168 @@ ps_end(struct termp *p)
         * well as just one.
         */
 
         * well as just one.
         */
 
-       if ( ! (PS_NEWPAGE & p->engine.ps.flags)) {
-               assert(0 == p->engine.ps.flags);
-               assert('\0' == p->engine.ps.last);
-               assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]);
-               printf("%s", p->engine.ps.psmarg);
-               p->engine.ps.pages++;
-               printf("showpage\n");
+       if ( ! (PS_NEWPAGE & p->ps->flags)) {
+               assert(0 == p->ps->flags);
+               assert('\0' == p->ps->last);
+               ps_closepage(p);
        }
 
        }
 
-       printf("%%%%Trailer\n");
-       printf("%%%%Pages: %zu\n", p->engine.ps.pages);
-       printf("%%%%EOF\n");
-}
+       if (TERMTYPE_PS == p->type) {
+               ps_printf(p, "%%%%Trailer\n");
+               ps_printf(p, "%%%%Pages: %zu\n", p->ps->pages);
+               ps_printf(p, "%%%%EOF\n");
+               return;
+       }
 
 
+       pdf_obj(p, 2);
+       ps_printf(p, "<<\n/Type /Pages\n");
+       ps_printf(p, "/MediaBox [0 0 %zu %zu]\n",
+                       (size_t)AFM2PNT(p, p->ps->width),
+                       (size_t)AFM2PNT(p, p->ps->height));
+
+       ps_printf(p, "/Count %zu\n", p->ps->pages);
+       ps_printf(p, "/Kids [");
+
+       for (i = 0; i < p->ps->pages; i++)
+               ps_printf(p, " %zu 0 R", i * 4 + p->ps->pdfbody + 3);
+
+       base = (p->ps->pages - 1) * 4 + p->ps->pdfbody + 4;
+
+       ps_printf(p, "]\n>>\nendobj\n");
+       pdf_obj(p, base);
+       ps_printf(p, "<<\n");
+       ps_printf(p, "/Type /Catalog\n");
+       ps_printf(p, "/Pages 2 0 R\n");
+       ps_printf(p, ">>\nendobj\n");
+       xref = p->ps->pdfbytes;
+       ps_printf(p, "xref\n");
+       ps_printf(p, "0 %zu\n", base + 1);
+       ps_printf(p, "0000000000 65535 f \n");
+
+       for (i = 0; i < base; i++)
+               ps_printf(p, "%.10zu 00000 n \n",
+                   p->ps->pdfobjs[(int)i]);
+
+       ps_printf(p, "trailer\n");
+       ps_printf(p, "<<\n");
+       ps_printf(p, "/Size %zu\n", base + 1);
+       ps_printf(p, "/Root %zu 0 R\n", base);
+       ps_printf(p, "/Info 1 0 R\n");
+       ps_printf(p, ">>\n");
+       ps_printf(p, "startxref\n");
+       ps_printf(p, "%zu\n", xref);
+       ps_printf(p, "%%%%EOF\n");
+}
 
 static void
 ps_begin(struct termp *p)
 {
 
 static void
 ps_begin(struct termp *p)
 {
-       time_t           t;
+       size_t           width, height;
        int              i;
 
        int              i;
 
-       /* 
+       /*
         * Print margins into margin buffer.  Nothing gets output to the
         * screen yet, so we don't need to initialise the primary state.
         */
 
         * Print margins into margin buffer.  Nothing gets output to the
         * screen yet, so we don't need to initialise the primary state.
         */
 
-       if (p->engine.ps.psmarg) {
-               assert(p->engine.ps.psmargsz);
-               p->engine.ps.psmarg[0] = '\0';
+       if (p->ps->psmarg) {
+               assert(p->ps->psmargsz);
+               p->ps->psmarg[0] = '\0';
        }
 
        }
 
-       p->engine.ps.psmargcur = 0;
-       p->engine.ps.flags = PS_MARGINS;
-       p->engine.ps.pscol = p->engine.ps.left;
-       p->engine.ps.psrow = p->engine.ps.header;
+       /*p->ps->pdfbytes = 0;*/
+       p->ps->psmargcur = 0;
+       p->ps->flags = PS_MARGINS;
+       p->ps->pscol = p->ps->left;
+       p->ps->psrow = p->ps->header;
+       p->ps->lastrow = 0; /* impossible row */
 
        ps_setfont(p, TERMFONT_NONE);
 
        (*p->headf)(p, p->argf);
        (*p->endline)(p);
 
 
        ps_setfont(p, TERMFONT_NONE);
 
        (*p->headf)(p, p->argf);
        (*p->endline)(p);
 
-       p->engine.ps.pscol = p->engine.ps.left;
-       p->engine.ps.psrow = p->engine.ps.footer;
+       p->ps->pscol = p->ps->left;
+       p->ps->psrow = p->ps->footer;
 
        (*p->footf)(p, p->argf);
        (*p->endline)(p);
 
 
        (*p->footf)(p, p->argf);
        (*p->endline)(p);
 
-       p->engine.ps.flags &= ~PS_MARGINS;
+       p->ps->flags &= ~PS_MARGINS;
 
 
-       assert(0 == p->engine.ps.flags);
-       assert(p->engine.ps.psmarg);
-       assert('\0' != p->engine.ps.psmarg[0]);
+       assert(0 == p->ps->flags);
+       assert(p->ps->psmarg);
+       assert('\0' != p->ps->psmarg[0]);
 
 
-       /* 
+       /*
         * Print header and initialise page state.  Following this,
         * stuff gets printed to the screen, so make sure we're sane.
         */
 
         * Print header and initialise page state.  Following this,
         * stuff gets printed to the screen, so make sure we're sane.
         */
 
-       t = time(NULL);
-
-       printf("%%!PS-Adobe-3.0\n");
-       printf("%%%%Creator: mandoc-%s\n", VERSION);
-       printf("%%%%CreationDate: %s", ctime(&t));
-       printf("%%%%DocumentData: Clean7Bit\n");
-       printf("%%%%Orientation: Portrait\n");
-       printf("%%%%Pages: (atend)\n");
-       printf("%%%%PageOrder: Ascend\n");
-       printf("%%%%DocumentMedia: Default %zu %zu 0 () ()\n",
-                       AFM2PNT(p, p->engine.ps.width),
-                       AFM2PNT(p, p->engine.ps.height));
-       printf("%%%%DocumentNeededResources: font");
-       for (i = 0; i < (int)TERMFONT__MAX; i++)
-               printf(" %s", fonts[i].name);
-       printf("\n%%%%EndComments\n");
-
-       p->engine.ps.pscol = p->engine.ps.left;
-       p->engine.ps.psrow = p->engine.ps.top;
-       p->engine.ps.flags |= PS_NEWPAGE;
+       if (TERMTYPE_PS == p->type) {
+               width = AFM2PNT(p, p->ps->width);
+               height = AFM2PNT(p, p->ps->height);
+
+               ps_printf(p, "%%!PS-Adobe-3.0\n");
+               ps_printf(p, "%%%%DocumentData: Clean7Bit\n");
+               ps_printf(p, "%%%%Orientation: Portrait\n");
+               ps_printf(p, "%%%%Pages: (atend)\n");
+               ps_printf(p, "%%%%PageOrder: Ascend\n");
+               ps_printf(p, "%%%%DocumentMedia: man-%s %zu %zu 0 () ()\n",
+                   p->ps->medianame, width, height);
+               ps_printf(p, "%%%%DocumentNeededResources: font");
+
+               for (i = 0; i < (int)TERMFONT__MAX; i++)
+                       ps_printf(p, " %s", fonts[i].name);
+
+               ps_printf(p, "\n%%%%DocumentSuppliedResources: "
+                   "procset MandocProcs 1.0 0\n");
+               ps_printf(p, "%%%%EndComments\n");
+               ps_printf(p, "%%%%BeginProlog\n");
+               ps_printf(p, "%%%%BeginResource: procset MandocProcs "
+                   "10170 10170\n");
+               /* The font size is effectively hard-coded for now. */
+               ps_printf(p, "/fs %zu def\n", p->ps->scale);
+               for (i = 0; i < (int)TERMFONT__MAX; i++)
+                       ps_printf(p, "/f%d { /%s fs selectfont } def\n",
+                           i, fonts[i].name);
+               ps_printf(p, "/s { 3 1 roll moveto show } bind def\n");
+               ps_printf(p, "/c { exch currentpoint exch pop "
+                   "moveto show } bind def\n");
+               ps_printf(p, "%%%%EndResource\n");
+               ps_printf(p, "%%%%EndProlog\n");
+               ps_printf(p, "%%%%BeginSetup\n");
+               ps_printf(p, "%%%%BeginFeature: *PageSize %s\n",
+                   p->ps->medianame);
+               ps_printf(p, "<</PageSize [%zu %zu]>>setpagedevice\n",
+                   width, height);
+               ps_printf(p, "%%%%EndFeature\n");
+               ps_printf(p, "%%%%EndSetup\n");
+       } else {
+               ps_printf(p, "%%PDF-1.1\n");
+               pdf_obj(p, 1);
+               ps_printf(p, "<<\n");
+               ps_printf(p, ">>\n");
+               ps_printf(p, "endobj\n");
+
+               for (i = 0; i < (int)TERMFONT__MAX; i++) {
+                       pdf_obj(p, (size_t)i + 3);
+                       ps_printf(p, "<<\n");
+                       ps_printf(p, "/Type /Font\n");
+                       ps_printf(p, "/Subtype /Type1\n");
+                       ps_printf(p, "/Name /F%d\n", i);
+                       ps_printf(p, "/BaseFont /%s\n", fonts[i].name);
+                       ps_printf(p, ">>\nendobj\n");
+               }
+       }
+
+       p->ps->pdfbody = (size_t)TERMFONT__MAX + 3;
+       p->ps->pscol = p->ps->left;
+       p->ps->psrow = p->ps->top;
+       p->ps->flags |= PS_NEWPAGE;
        ps_setfont(p, TERMFONT_NONE);
 }
 
        ps_setfont(p, TERMFONT_NONE);
 }
 
-
 static void
 ps_pletter(struct termp *p, int c)
 {
 static void
 ps_pletter(struct termp *p, int c)
 {
@@ -659,29 +963,46 @@ ps_pletter(struct termp *p, int c)
         * in a new page and make sure the font is correctly set.
         */
 
         * in a new page and make sure the font is correctly set.
         */
 
-       if (PS_NEWPAGE & p->engine.ps.flags) {
-               printf("%%%%Page: %zu %zu\n", 
-                               p->engine.ps.pages + 1, 
-                               p->engine.ps.pages + 1);
-               ps_printf(p, "/%s %zu selectfont\n", 
-                               fonts[(int)p->engine.ps.lastf].name, 
-                               p->engine.ps.scale);
-               p->engine.ps.flags &= ~PS_NEWPAGE;
+       if (PS_NEWPAGE & p->ps->flags) {
+               if (TERMTYPE_PS == p->type) {
+                       ps_printf(p, "%%%%Page: %zu %zu\n",
+                           p->ps->pages + 1, p->ps->pages + 1);
+                       ps_printf(p, "f%d\n", (int)p->ps->lastf);
+               } else {
+                       pdf_obj(p, p->ps->pdfbody +
+                           p->ps->pages * 4);
+                       ps_printf(p, "<<\n");
+                       ps_printf(p, "/Length %zu 0 R\n",
+                           p->ps->pdfbody + 1 + p->ps->pages * 4);
+                       ps_printf(p, ">>\nstream\n");
+               }
+               p->ps->pdflastpg = p->ps->pdfbytes;
+               p->ps->flags &= ~PS_NEWPAGE;
        }
        }
-       
+
        /*
         * If we're not in a PostScript "word" context, then open one
         * now at the current cursor.
         */
 
        /*
         * If we're not in a PostScript "word" context, then open one
         * now at the current cursor.
         */
 
-       if ( ! (PS_INLINE & p->engine.ps.flags)) {
-               ps_printf(p, "%zu %zu moveto\n(", 
-                               AFM2PNT(p, p->engine.ps.pscol),
-                               AFM2PNT(p, p->engine.ps.psrow));
-               p->engine.ps.flags |= PS_INLINE;
+       if ( ! (PS_INLINE & p->ps->flags)) {
+               if (TERMTYPE_PS != p->type) {
+                       ps_printf(p, "BT\n/F%d %zu Tf\n",
+                           (int)p->ps->lastf, p->ps->scale);
+                       ps_printf(p, "%.3f %.3f Td\n(",
+                           AFM2PNT(p, p->ps->pscol),
+                           AFM2PNT(p, p->ps->psrow));
+               } else {
+                       ps_printf(p, "%.3f", AFM2PNT(p, p->ps->pscol));
+                       if (p->ps->psrow != p->ps->lastrow)
+                               ps_printf(p, " %.3f",
+                                   AFM2PNT(p, p->ps->psrow));
+                       ps_printf(p, "(");
+               }
+               p->ps->flags |= PS_INLINE;
        }
 
        }
 
-       assert( ! (PS_NEWPAGE & p->engine.ps.flags));
+       assert( ! (PS_NEWPAGE & p->ps->flags));
 
        /*
         * We need to escape these characters as per the PostScript
 
        /*
         * We need to escape these characters as per the PostScript
@@ -691,11 +1012,9 @@ ps_pletter(struct termp *p, int c)
         */
 
        switch (c) {
         */
 
        switch (c) {
-       case ('('):
-               /* FALLTHROUGH */
-       case (')'):
-               /* FALLTHROUGH */
-       case ('\\'):
+       case '(':
+       case ')':
+       case '\\':
                ps_putchar(p, '\\');
                break;
        default:
                ps_putchar(p, '\\');
                break;
        default:
@@ -704,113 +1023,179 @@ ps_pletter(struct termp *p, int c)
 
        /* Write the character and adjust where we are on the page. */
 
 
        /* Write the character and adjust where we are on the page. */
 
-       f = (int)p->engine.ps.lastf;
+       f = (int)p->ps->lastf;
 
 
-       if (c <= 32 || (c - 32 > MAXCHAR)) {
-               ps_putchar(p, ' ');
-               p->engine.ps.pscol += fonts[f].gly[0].wx;
-               return;
-       } 
+       if (c <= 32 || c - 32 >= MAXCHAR)
+               c = 32;
 
        ps_putchar(p, (char)c);
        c -= 32;
 
        ps_putchar(p, (char)c);
        c -= 32;
-       p->engine.ps.pscol += fonts[f].gly[c].wx;
+       p->ps->pscol += (size_t)fonts[f].gly[c].wx;
 }
 
 }
 
-
 static void
 ps_pclose(struct termp *p)
 {
 
 static void
 ps_pclose(struct termp *p)
 {
 
-       /* 
+       /*
         * Spit out that we're exiting a word context (this is a
         * "partial close" because we don't check the last-char buffer
         * or anything).
         */
 
         * Spit out that we're exiting a word context (this is a
         * "partial close" because we don't check the last-char buffer
         * or anything).
         */
 
-       if ( ! (PS_INLINE & p->engine.ps.flags))
+       if ( ! (PS_INLINE & p->ps->flags))
                return;
                return;
-       
-       ps_printf(p, ") show\n");
-       p->engine.ps.flags &= ~PS_INLINE;
-}
 
 
+       if (TERMTYPE_PS != p->type)
+               ps_printf(p, ") Tj\nET\n");
+       else if (p->ps->psrow == p->ps->lastrow)
+               ps_printf(p, ")c\n");
+       else {
+               ps_printf(p, ")s\n");
+               p->ps->lastrow = p->ps->psrow;
+       }
+
+       p->ps->flags &= ~PS_INLINE;
+}
 
 
+/* If we have a `last' char that wasn't printed yet, print it now. */
 static void
 static void
-ps_fclose(struct termp *p)
+ps_plast(struct termp *p)
 {
 {
+       size_t   wx;
+
+       if (p->ps->last == '\0')
+               return;
+
+       /* Check the font mode; open a new scope if it doesn't match. */
+
+       if (p->ps->nextf != p->ps->lastf) {
+               ps_pclose(p);
+               ps_setfont(p, p->ps->nextf);
+       }
+       p->ps->nextf = TERMFONT_NONE;
 
        /*
 
        /*
-        * Strong closure: if we have a last-char, spit it out after
-        * checking that we're in the right font mode.  This will of
-        * course open a new scope, if applicable.
-        *
-        * Following this, close out any scope that's open.
+        * For an overstrike, if a previous character
+        * was wider, advance to center the new one.
         */
 
         */
 
-       if ('\0' != p->engine.ps.last) {
-               if (p->engine.ps.lastf != TERMFONT_NONE) {
-                       ps_pclose(p);
-                       ps_setfont(p, TERMFONT_NONE);
-               }
-               ps_pletter(p, p->engine.ps.last);
-               p->engine.ps.last = '\0';
+       if (p->ps->pscolnext) {
+               wx = fonts[p->ps->lastf].gly[(int)p->ps->last-32].wx;
+               if (p->ps->pscol + wx < p->ps->pscolnext)
+                       p->ps->pscol = (p->ps->pscol +
+                           p->ps->pscolnext - wx) / 2;
        }
 
        }
 
-       if ( ! (PS_INLINE & p->engine.ps.flags))
-               return;
+       ps_pletter(p, p->ps->last);
+       p->ps->last = '\0';
 
 
-       ps_pclose(p);
-}
+       /*
+        * For an overstrike, if a previous character
+        * was wider, advance to the end of the old one.
+        */
 
 
+       if (p->ps->pscol < p->ps->pscolnext) {
+               ps_pclose(p);
+               p->ps->pscol = p->ps->pscolnext;
+       }
+}
 
 static void
 
 static void
-ps_letter(struct termp *p, char c)
+ps_letter(struct termp *p, int arg)
 {
 {
-       char            cc;
+       size_t          savecol;
+       char            c;
+
+       c = arg >= 128 || arg <= 0 ? '?' : arg;
 
        /*
 
        /*
-        * State machine dictates whether to buffer the last character
-        * or not.  Basically, encoded words are detected by checking if
-        * we're an "8" and switching on the buffer.  Then we put "8" in
-        * our buffer, and on the next charater, flush both character
-        * and buffer.  Thus, "regular" words are detected by having a
-        * regular character and a regular buffer character.
+        * When receiving a backspace, merely flag it.
+        * We don't know yet whether it is
+        * a font instruction or an overstrike.
         */
 
         */
 
-       if ('\0' == p->engine.ps.last) {
-               assert(8 != c);
-               p->engine.ps.last = c;
+       if (c == '\b') {
+               assert(p->ps->last != '\0');
+               assert( ! (p->ps->flags & PS_BACKSP));
+               p->ps->flags |= PS_BACKSP;
                return;
                return;
-       } else if (8 == p->engine.ps.last) {
-               assert(8 != c);
-               p->engine.ps.last = '\0';
-       } else if (8 == c) {
-               assert(8 != p->engine.ps.last);
-               if ('_' == p->engine.ps.last) {
-                       if (p->engine.ps.lastf != TERMFONT_UNDER) {
-                               ps_pclose(p);
-                               ps_setfont(p, TERMFONT_UNDER);
+       }
+
+       /*
+        * Decode font instructions.
+        */
+
+       if (p->ps->flags & PS_BACKSP) {
+               if (p->ps->last == '_') {
+                       switch (p->ps->nextf) {
+                       case TERMFONT_BI:
+                               break;
+                       case TERMFONT_BOLD:
+                               p->ps->nextf = TERMFONT_BI;
+                               break;
+                       default:
+                               p->ps->nextf = TERMFONT_UNDER;
                        }
                        }
-               } else if (p->engine.ps.lastf != TERMFONT_BOLD) {
-                       ps_pclose(p);
-                       ps_setfont(p, TERMFONT_BOLD);
+                       p->ps->last = c;
+                       p->ps->flags &= ~PS_BACKSP;
+                       return;
                }
                }
-               p->engine.ps.last = c;
-               return;
-       } else {
-               if (p->engine.ps.lastf != TERMFONT_NONE) {
-                       ps_pclose(p);
-                       ps_setfont(p, TERMFONT_NONE);
+               if (p->ps->last == c) {
+                       switch (p->ps->nextf) {
+                       case TERMFONT_BI:
+                               break;
+                       case TERMFONT_UNDER:
+                               p->ps->nextf = TERMFONT_BI;
+                               break;
+                       default:
+                               p->ps->nextf = TERMFONT_BOLD;
+                       }
+                       p->ps->flags &= ~PS_BACKSP;
+                       return;
                }
                }
-               cc = p->engine.ps.last;
-               p->engine.ps.last = c;
-               c = cc;
-       }
 
 
-       ps_pletter(p, c);
-}
+               /*
+                * This is not a font instruction, but rather
+                * the next character.  Prepare for overstrike.
+                */
+
+               savecol = p->ps->pscol;
+       } else
+               savecol = SIZE_MAX;
+
+       /*
+        * We found the next character, so the font instructions
+        * for the previous one are complete.
+        * Use them and print it.
+        */
 
 
+       ps_plast(p);
+
+       /*
+        * Do not print the current character yet because font
+        * instructions might follow; only remember the character.
+        * It will get printed later from ps_plast().
+        */
+
+       p->ps->last = c;
+
+       /*
+        * For an overstrike, back up to the previous position.
+        * If the previous character is wider than any it overstrikes,
+        * remember the current position, because it might also be
+        * wider than all that will overstrike it.
+        */
+
+       if (savecol != SIZE_MAX) {
+               if (p->ps->pscolnext < p->ps->pscol)
+                       p->ps->pscolnext = p->ps->pscol;
+               ps_pclose(p);
+               p->ps->pscol = savecol;
+               p->ps->flags &= ~PS_BACKSP;
+       } else
+               p->ps->pscolnext = 0;
+}
 
 static void
 ps_advance(struct termp *p, size_t len)
 
 static void
 ps_advance(struct termp *p, size_t len)
@@ -823,35 +1208,36 @@ ps_advance(struct termp *p, size_t len)
         * and readjust our column settings.
         */
 
         * and readjust our column settings.
         */
 
-       ps_fclose(p);
-       p->engine.ps.pscol += len;
+       ps_plast(p);
+       ps_pclose(p);
+       p->ps->pscol += len;
 }
 
 }
 
-
 static void
 ps_endline(struct termp *p)
 {
 
        /* Close out any scopes we have open: we're at eoln. */
 
 static void
 ps_endline(struct termp *p)
 {
 
        /* Close out any scopes we have open: we're at eoln. */
 
-       ps_fclose(p);
+       ps_plast(p);
+       ps_pclose(p);
 
        /*
         * If we're in the margin, don't try to recalculate our current
         * row.  XXX: if the column tries to be fancy with multiple
 
        /*
         * If we're in the margin, don't try to recalculate our current
         * row.  XXX: if the column tries to be fancy with multiple
-        * lines, we'll do nasty stuff. 
+        * lines, we'll do nasty stuff.
         */
 
         */
 
-       if (PS_MARGINS & p->engine.ps.flags)
+       if (PS_MARGINS & p->ps->flags)
                return;
 
        /* Left-justify. */
 
                return;
 
        /* Left-justify. */
 
-       p->engine.ps.pscol = p->engine.ps.left;
+       p->ps->pscol = p->ps->left;
 
        /* If we haven't printed anything, return. */
 
 
        /* If we haven't printed anything, return. */
 
-       if (PS_NEWPAGE & p->engine.ps.flags)
+       if (PS_NEWPAGE & p->ps->flags)
                return;
 
        /*
                return;
 
        /*
@@ -859,97 +1245,118 @@ ps_endline(struct termp *p)
         * showpage and restart our row.
         */
 
         * showpage and restart our row.
         */
 
-       if (p->engine.ps.psrow >= p->engine.ps.lineheight + 
-                       p->engine.ps.bottom) {
-               p->engine.ps.psrow -= p->engine.ps.lineheight;
+       if (p->ps->psrow >= p->ps->lineheight + p->ps->bottom) {
+               p->ps->psrow -= p->ps->lineheight;
                return;
        }
 
                return;
        }
 
-       assert(p->engine.ps.psmarg && p->engine.ps.psmarg[0]);
-       printf("%s", p->engine.ps.psmarg);
-       printf("showpage\n");
-       p->engine.ps.pages++;
-       p->engine.ps.psrow = p->engine.ps.top;
-       assert( ! (PS_NEWPAGE & p->engine.ps.flags));
-       p->engine.ps.flags |= PS_NEWPAGE;
-}
+       ps_closepage(p);
 
 
+       if ((int)p->tcol->offset > p->ti)
+               p->tcol->offset -= p->ti;
+       else 
+               p->tcol->offset = 0;
+       p->ti = 0;
+}
 
 static void
 ps_setfont(struct termp *p, enum termfont f)
 {
 
        assert(f < TERMFONT__MAX);
 
 static void
 ps_setfont(struct termp *p, enum termfont f)
 {
 
        assert(f < TERMFONT__MAX);
-       p->engine.ps.lastf = f;
-       
+       p->ps->lastf = f;
+
        /*
         * If we're still at the top of the page, let the font-setting
         * be delayed until we actually have stuff to print.
         */
 
        /*
         * If we're still at the top of the page, let the font-setting
         * be delayed until we actually have stuff to print.
         */
 
-       if (PS_NEWPAGE & p->engine.ps.flags)
+       if (PS_NEWPAGE & p->ps->flags)
                return;
 
                return;
 
-       ps_printf(p, "/%s %zu selectfont\n", 
-                       fonts[(int)f].name, p->engine.ps.scale);
+       if (TERMTYPE_PS == p->type)
+               ps_printf(p, "f%d\n", (int)f);
+       else
+               ps_printf(p, "/F%d %zu Tf\n",
+                   (int)f, p->ps->scale);
 }
 
 }
 
-
-/* ARGSUSED */
 static size_t
 static size_t
-ps_width(const struct termp *p, char c)
+ps_width(const struct termp *p, int c)
 {
 
        if (c <= 32 || c - 32 >= MAXCHAR)
 {
 
        if (c <= 32 || c - 32 >= MAXCHAR)
-               return(fonts[(int)TERMFONT_NONE].gly[0].wx);
+               c = 0;
+       else
+               c -= 32;
 
 
-       c -= 32;
-       return(fonts[(int)TERMFONT_NONE].gly[(int)c].wx);
+       return (size_t)fonts[(int)TERMFONT_NONE].gly[c].wx;
 }
 
 }
 
-
-static double
+static int
 ps_hspan(const struct termp *p, const struct roffsu *su)
 {
        double           r;
 ps_hspan(const struct termp *p, const struct roffsu *su)
 {
        double           r;
-       
+
        /*
         * All of these measurements are derived by converting from the
         * native measurement to AFM units.
         */
        /*
         * All of these measurements are derived by converting from the
         * native measurement to AFM units.
         */
-
        switch (su->unit) {
        switch (su->unit) {
-       case (SCALE_CM):
-               r = PNT2AFM(p, su->scale * 28.34);
+       case SCALE_BU:
+               /*
+                * Traditionally, the default unit is fixed to the
+                * output media.  So this would refer to the point.  In
+                * mandoc(1), however, we stick to the default terminal
+                * scaling unit so that output is the same regardless
+                * the media.
+                */
+               r = PNT2AFM(p, su->scale * 72.0 / 240.0);
+               break;
+       case SCALE_CM:
+               r = PNT2AFM(p, su->scale * 72.0 / 2.54);
                break;
                break;
-       case (SCALE_IN):
-               r = PNT2AFM(p, su->scale * 72);
+       case SCALE_EM:
+               r = su->scale *
+                   fonts[(int)TERMFONT_NONE].gly[109 - 32].wx;
                break;
                break;
-       case (SCALE_PC):
-               r = PNT2AFM(p, su->scale * 12);
+       case SCALE_EN:
+               r = su->scale *
+                   fonts[(int)TERMFONT_NONE].gly[110 - 32].wx;
                break;
                break;
-       case (SCALE_PT):
-               r = PNT2AFM(p, su->scale * 100);
+       case SCALE_IN:
+               r = PNT2AFM(p, su->scale * 72.0);
                break;
                break;
-       case (SCALE_EM):
-               r = su->scale * 
-                       fonts[(int)TERMFONT_NONE].gly[109 - 32].wx;
+       case SCALE_MM:
+               r = su->scale *
+                   fonts[(int)TERMFONT_NONE].gly[109 - 32].wx / 100.0;
                break;
                break;
-       case (SCALE_MM):
-               r = PNT2AFM(p, su->scale * 2.834);
+       case SCALE_PC:
+               r = PNT2AFM(p, su->scale * 12.0);
                break;
                break;
-       case (SCALE_EN):
-               r = su->scale * 
-                       fonts[(int)TERMFONT_NONE].gly[110 - 32].wx;
+       case SCALE_PT:
+               r = PNT2AFM(p, su->scale * 1.0);
                break;
                break;
-       case (SCALE_VS):
-               r = su->scale * p->engine.ps.lineheight;
+       case SCALE_VS:
+               r = su->scale * p->ps->lineheight;
                break;
        default:
                r = su->scale;
                break;
        }
 
                break;
        default:
                r = su->scale;
                break;
        }
 
-       return(r);
+       return r * 24.0;
 }
 
 }
 
+static void
+ps_growbuf(struct termp *p, size_t sz)
+{
+       if (p->ps->psmargcur + sz <= p->ps->psmargsz)
+               return;
+
+       if (sz < PS_BUFSLOP)
+               sz = PS_BUFSLOP;
+
+       p->ps->psmargsz += sz;
+       p->ps->psmarg = mandoc_realloc(p->ps->psmarg, p->ps->psmargsz);
+}
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