Fixed \(bq.

[mandoc.git] / man_validate.c

diff --git a/man_validate.c b/man_validate.c
index 28701ae9ea8219e55a9f5b98dca3d813bb33a509..afeadd13bbbd95bdd668405c95779a47cccda747 100644 (file)
--- a/man_validate.c
+++ b/man_validate.c
@@ -1,4 +1,4 @@
-/*     $Id: man_validate.c,v 1.15 2009/07/04 09:01:55 kristaps Exp $ */
+/*     $Id: man_validate.c,v 1.16 2009/07/24 20:22:24 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -18,6 +18,8 @@
 
 #include <assert.h>
 #include <ctype.h>
+#include <errno.h>
+#include <limits.h>
 #include <stdarg.h>
 #include <stdlib.h>
 
@@ -33,19 +35,22 @@ struct      man_valid {
 };
 
 static int       check_eq0(POSTARGS);
+static int       check_eq1(POSTARGS);
 static int       check_ge1(POSTARGS);
 static int       check_ge2(POSTARGS);
 static int       check_le1(POSTARGS);
 static int       check_le2(POSTARGS);
 static int       check_le5(POSTARGS);
-static int       check_text(POSTARGS);
 static int       check_root(POSTARGS);
+static int       check_sp(POSTARGS);
+static int       check_text(POSTARGS);
 
-static v_post    posts_le1[] = { check_le1, NULL };
-static v_post    posts_le2[] = { check_le2, NULL };
-static v_post    posts_ge1[] = { check_ge1, NULL };
 static v_post    posts_eq0[] = { check_eq0, NULL };
+static v_post    posts_ge1[] = { check_ge1, NULL };
 static v_post    posts_ge2_le5[] = { check_ge2, check_le5, NULL };
+static v_post    posts_le1[] = { check_le1, NULL };
+static v_post    posts_le2[] = { check_le2, NULL };
+static v_post    posts_sp[] = { check_sp, NULL };
 
 static const struct man_valid man_valids[MAN_MAX] = {
        { posts_eq0 }, /* br */
@@ -71,6 +76,7 @@ static        const struct man_valid man_valids[MAN_MAX] = {
        { NULL }, /* RI */
        { posts_eq0 }, /* na */
        { NULL }, /* i */
+       { posts_sp }, /* sp */
 };
 
 
@@ -162,9 +168,38 @@ check_##name(POSTARGS) \
 }
 
 INEQ_DEFINE(0, ==, eq0)
+INEQ_DEFINE(1, ==, eq1)
 INEQ_DEFINE(1, >=, ge1)
 INEQ_DEFINE(2, >=, ge2)
 INEQ_DEFINE(1, <=, le1)
 INEQ_DEFINE(2, <=, le2)
 INEQ_DEFINE(5, <=, le5)
 
+
+static int
+check_sp(POSTARGS)
+{
+       long             lval;
+       char            *ep, *buf;
+
+       if (NULL == m->last->child)
+               return(1);
+       else if ( ! check_eq1(m, n))
+               return(0);
+
+       assert(MAN_TEXT == m->last->child->type);
+       buf = m->last->child->string;
+       assert(buf);
+       
+       /* From OpenBSD's strtol(3). */
+       errno = 0;
+       lval = strtol(buf, &ep, 10);
+       if (buf[0] == '\0' || *ep != '\0')
+               return(man_nerr(m, m->last->child, WNUMFMT));
+
+       if ((errno == ERANGE && (lval == LONG_MAX || lval == LONG_MIN)) ||
+                       (lval > INT_MAX || lval < 0))
+               return(man_nerr(m, m->last->child, WNUMFMT));
+
+       return(1);
+}