Add in -Opaper=xxx support for -Tps postscript. This doesn't have any

functional changes beyond the getsubopt() parse in term_ps.c.  If you
want to test this (it only does -Opaper=a4 and -Opaper=letter; adding
more is trivial), make sure you specify (e.g.) -sPAPERSIZE=a4 to gs(1).

3 files changed, 25 insertions, 3 deletions

diff --git a/main.c b/main.c
index 6d3f2248..dfcc7e23 100644
--- a/main.c
+++ b/main.c
@@ -599,7 +599,7 @@ fdesc(struct curparse *curp)
 			curp->outfree = ascii_free;
 			break;
 		case (OUTT_PS):
-			curp->outdata = ps_alloc();
+			curp->outdata = ps_alloc(curp->outopts);
 			curp->outfree = ps_free;
 			break;
 		default:
diff --git a/main.h b/main.h
index 70258d0a..9d51ab15 100644
--- a/main.h
+++ b/main.h
@@ -44,7 +44,7 @@ void		  tree_man(void *, const struct man *);
 void		 *ascii_alloc(char *);
 void		  ascii_free(void *);
 
-void		 *ps_alloc(void);
+void		 *ps_alloc(char *);
 void		  ps_free(void *);
 
 void		  terminal_mdoc(void *, const struct mdoc *);
diff --git a/term_ps.c b/term_ps.c
index a7ed2e05..15ee7af5 100644
--- a/term_ps.c
+++ b/term_ps.c
@@ -22,6 +22,7 @@
 
 #include <assert.h>
 #include <stdarg.h>
+#include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -373,14 +374,17 @@ static	void		  ps_setfont(struct termp *, enum termfont);
 
 
 void *
-ps_alloc(void)
+ps_alloc(char *outopts)
 {
 	struct termp	*p;
 	size_t		 pagex, pagey, margin;
+	const char	*toks[2];
+	char		*v;
 
 	if (NULL == (p = term_alloc(TERMENC_ASCII)))
 		return(NULL);
 
+	/* Default is USA letter. */
 	pagex = 612;
 	pagey = 792;
 	margin = 72;
@@ -393,6 +397,24 @@ ps_alloc(void)
 	p->endline = ps_endline;
 	p->width = ps_width;
 
+	toks[0] = "paper";
+	toks[1] = NULL;
+
+	while (outopts && *outopts)
+		switch (getsubopt(&outopts, UNCONST(toks), &v)) {
+		case (0):
+			if (0 == strcasecmp(v, "a4")) {
+				pagex = 595;
+				pagey = 842;
+			} else if (0 == strcasecmp(v, "letter")) {
+				pagex = 612;
+				pagey = 792;
+			}
+			break;
+		default:
+			break;
+		}
+
 	assert(margin * 2 < pagex);
 	assert(margin * 2 < pagey);