shithub: neatroff

Download patch

ref: 3cecf018179e6240cd1d1266fcb4bd0bb601dcec
parent: 15fdd6eed8b3fbf509de2dc11e4ea1ac7564d19b
author: Ali Gholami Rudi <ali@rudi.ir>
date: Fri Jul 18 23:04:10 EDT 2014

reg: add \n($$

--- a/reg.c
+++ b/reg.c
@@ -5,6 +5,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
+#include <unistd.h>
 #include "roff.h"
 
 #define NENVS		64	/* number of environment registers */
@@ -89,7 +90,11 @@
 	}
 	if (s[0] == '.' && !strcmp(".neat", s))
 		return "1";
-	if (id == map("yr")) {
+	if (s[0] == '$' && s[1] == '$' && !s[2]) {
+		sprintf(numbuf, "%d", getpid());
+		return numbuf;
+	}
+	if (s[0] == 'y' && s[1] == 'r' && !s[2]) {
 		sprintf(numbuf, "%02d", nregs[id]);
 		return numbuf;
 	}