Implement font-switching for PostScript. -Tps now supports

[mandoc.git] / man_validate.c

diff --git a/man_validate.c b/man_validate.c
index 9c8161ee2e494fe461d0898dc4bdcfa7b95c4c1e..8d04e2eae40f209568accf0887293cc766e556fa 100644 (file)
--- a/man_validate.c
+++ b/man_validate.c
@@ -1,4 +1,4 @@
-/*     $Id: man_validate.c,v 1.17 2009/08/13 11:45:29 kristaps Exp $ */
+/*     $Id: man_validate.c,v 1.43 2010/06/09 19:22:56 kristaps Exp $ */

 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *


@@ -14,6 +14,10 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
  * 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"
+#endif
+

 #include <sys/types.h>
 
 #include <assert.h>
 #include <sys/types.h>
 
 #include <assert.h>


@@ -23,10 +27,11 @@
 #include <stdarg.h>
 #include <stdlib.h>
 
 #include <stdarg.h>
 #include <stdlib.h>
 

+#include "mandoc.h"

 #include "libman.h"
 #include "libmandoc.h"
 
 #include "libman.h"
 #include "libmandoc.h"
 

-#define        CHKARGS   struct man *m, const struct man_node *n
+#define        CHKARGS   struct man *m, struct man_node *n

 
 typedef        int     (*v_check)(CHKARGS);
 
 
 typedef        int     (*v_check)(CHKARGS);
 


@@ -36,28 +41,28 @@ struct      man_valid {
 };
 
 static int       check_bline(CHKARGS);
 };
 
 static int       check_bline(CHKARGS);

-static int       check_eline(CHKARGS);

 static int       check_eq0(CHKARGS);
 static int       check_eq0(CHKARGS);

-static int       check_eq1(CHKARGS);
+static int       check_le1(CHKARGS);

 static int       check_ge2(CHKARGS);
 static int       check_le5(CHKARGS);
 static int       check_par(CHKARGS);
 static int       check_ge2(CHKARGS);
 static int       check_le5(CHKARGS);
 static int       check_par(CHKARGS);

+static int       check_part(CHKARGS);

 static int       check_root(CHKARGS);
 static int       check_sec(CHKARGS);
 static int       check_root(CHKARGS);
 static int       check_sec(CHKARGS);

-static int       check_sp(CHKARGS);

 static int       check_text(CHKARGS);
 static int       check_text(CHKARGS);

+static int       check_title(CHKARGS);

 
 static v_check   posts_eq0[] = { check_eq0, NULL };
 
 static v_check   posts_eq0[] = { check_eq0, NULL };

-static v_check   posts_ge2_le5[] = { check_ge2, check_le5, NULL };
+static v_check   posts_th[] = { check_ge2, check_le5, check_title, NULL };

 static v_check   posts_par[] = { check_par, NULL };
 static v_check   posts_par[] = { check_par, NULL };

+static v_check   posts_part[] = { check_part, NULL };

 static v_check   posts_sec[] = { check_sec, NULL };
 static v_check   posts_sec[] = { check_sec, NULL };

-static v_check   posts_sp[] = { check_sp, NULL };
-static v_check   pres_eline[] = { check_eline, NULL };
+static v_check   posts_le1[] = { check_le1, NULL };

 static v_check   pres_bline[] = { check_bline, NULL };
 
 static const struct man_valid man_valids[MAN_MAX] = {
 static v_check   pres_bline[] = { check_bline, NULL };
 
 static const struct man_valid man_valids[MAN_MAX] = {

-       { pres_bline, posts_eq0 }, /* br */
-       { pres_bline, posts_ge2_le5 }, /* TH */
+       { NULL, posts_eq0 }, /* br */
+       { pres_bline, posts_th }, /* TH */

        { pres_bline, posts_sec }, /* SH */
        { pres_bline, posts_sec }, /* SS */
        { pres_bline, posts_par }, /* TP */
        { pres_bline, posts_sec }, /* SH */
        { pres_bline, posts_sec }, /* SS */
        { pres_bline, posts_par }, /* TP */


@@ -66,28 +71,37 @@ static      const struct man_valid man_valids[MAN_MAX] = {
        { pres_bline, posts_par }, /* P */
        { pres_bline, posts_par }, /* IP */
        { pres_bline, posts_par }, /* HP */
        { pres_bline, posts_par }, /* P */
        { pres_bline, posts_par }, /* IP */
        { pres_bline, posts_par }, /* HP */

-       { pres_eline, NULL }, /* SM */
-       { pres_eline, NULL }, /* SB */
+       { NULL, NULL }, /* SM */
+       { NULL, NULL }, /* SB */

        { NULL, NULL }, /* BI */
        { NULL, NULL }, /* IB */
        { NULL, NULL }, /* BR */
        { NULL, NULL }, /* RB */
        { NULL, NULL }, /* BI */
        { NULL, NULL }, /* IB */
        { NULL, NULL }, /* BR */
        { NULL, NULL }, /* RB */

-       { pres_eline, NULL }, /* R */
-       { pres_eline, NULL }, /* B */
-       { pres_eline, NULL }, /* I */
+       { NULL, NULL }, /* R */
+       { NULL, NULL }, /* B */
+       { NULL, NULL }, /* I */

        { NULL, NULL }, /* IR */
        { NULL, NULL }, /* RI */
        { NULL, NULL }, /* IR */
        { NULL, NULL }, /* RI */

-       { pres_bline, posts_eq0 }, /* na */
+       { NULL, posts_eq0 }, /* na */

        { NULL, NULL }, /* i */
        { NULL, NULL }, /* i */

-       { pres_bline, posts_sp }, /* sp */
+       { NULL, posts_le1 }, /* sp */

        { pres_bline, posts_eq0 }, /* nf */
        { pres_bline, posts_eq0 }, /* fi */
        { NULL, NULL }, /* r */
        { pres_bline, posts_eq0 }, /* nf */
        { pres_bline, posts_eq0 }, /* fi */
        { NULL, NULL }, /* r */

+       { NULL, NULL }, /* RE */
+       { NULL, posts_part }, /* RS */
+       { NULL, NULL }, /* DT */
+       { NULL, NULL }, /* UC */
+       { NULL, NULL }, /* PD */
+       { NULL, posts_le1 }, /* Sp */
+       { pres_bline, posts_le1 }, /* Vb */
+       { pres_bline, posts_eq0 }, /* Ve */
+       { NULL, NULL }, /* AT */

 };
 
 
 int
 };
 
 
 int

-man_valid_pre(struct man *m, const struct man_node *n)
+man_valid_pre(struct man *m, struct man_node *n)

 {
        v_check         *cp;
 
 {
        v_check         *cp;
 


@@ -137,26 +151,60 @@ static int
 check_root(CHKARGS) 
 {
 
 check_root(CHKARGS) 
 {
 

-       /* XXX - make this into a warning? */

        if (MAN_BLINE & m->flags)
        if (MAN_BLINE & m->flags)

-               return(man_nerr(m, n, WEXITSCOPE));
-       /* XXX - make this into a warning? */
+               return(man_nmsg(m, n, MANDOCERR_SCOPEEXIT));

        if (MAN_ELINE & m->flags)
        if (MAN_ELINE & m->flags)

-               return(man_nerr(m, n, WEXITSCOPE));
+               return(man_nmsg(m, n, MANDOCERR_SCOPEEXIT));
+
+       m->flags &= ~MAN_BLINE;
+       m->flags &= ~MAN_ELINE;

 
 

-       if (NULL == m->first->child)
-               return(man_nerr(m, n, WNODATA));
-       if (NULL == m->meta.title)
-               return(man_nerr(m, n, WNOTITLE));
+       if (NULL == m->first->child) {
+               man_nmsg(m, n, MANDOCERR_NODOCBODY);
+               return(0);
+       } else if (NULL == m->meta.title) {
+               if ( ! man_nmsg(m, n, MANDOCERR_NOTITLE))
+                       return(0);
+               /*
+                * If a title hasn't been set, do so now (by
+                * implication, date and section also aren't set).
+                * 
+                * FIXME: this should be in man_action.c.
+                */
+               m->meta.title = mandoc_strdup("unknown");
+               m->meta.date = time(NULL);
+               m->meta.msec = mandoc_strdup("1");
+       }

 
        return(1);
 }
 
 
 static int
 
        return(1);
 }
 
 
 static int

-check_text(CHKARGS) 
+check_title(CHKARGS) 

 {
        const char      *p;
 {
        const char      *p;

+
+       assert(n->child);
+       /* FIXME: is this sufficient? */
+       if ('\0' == *n->child->string) {
+               man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT);
+               return(0);
+       }
+
+       for (p = n->child->string; '\0' != *p; p++)
+               if (isalpha((u_char)*p) && ! isupper((u_char)*p))
+                       if ( ! man_nmsg(m, n, MANDOCERR_UPPERCASE))
+                               return(0);
+
+       return(1);
+}
+
+
+static int
+check_text(CHKARGS) 
+{
+       char            *p;

        int              pos, c;
 
        assert(n->string);
        int              pos, c;
 
        assert(n->string);


@@ -169,19 +217,16 @@ check_text(CHKARGS)
                                pos += c - 1;
                                continue;
                        }
                                pos += c - 1;
                                continue;
                        }

-                       if ( ! (MAN_IGN_ESCAPE & m->pflags))
-                               return(man_perr(m, n->line, pos, WESCAPE));
-                       if ( ! man_pwarn(m, n->line, pos, WESCAPE))
-                               return(0);
-                       continue;
+
+                       c = man_pmsg(m, n->line, pos, MANDOCERR_BADESCAPE);
+                       if ( ! (MAN_IGN_ESCAPE & m->pflags) && ! c)
+                               return(c);

                }
 
                }
 

-               if ('\t' == *p || isprint((u_char)*p)) 
+               if ('\t' == *p || isprint((u_char)*p) || ASCII_HYPH == *p) 

                        continue;
                        continue;

-
-               if (MAN_IGN_CHARS & m->pflags)
-                       return(man_pwarn(m, n->line, pos, WNPRINT));
-               return(man_perr(m, n->line, pos, WNPRINT));
+               if ( ! man_pmsg(m, n->line, pos, MANDOCERR_BADCHAR))
+                       return(0);

        }
 
        return(1);
        }
 
        return(1);


@@ -194,55 +239,38 @@ check_##name(CHKARGS) \
 { \
        if (n->nchild ineq (x)) \
                return(1); \
 { \
        if (n->nchild ineq (x)) \
                return(1); \

-       return(man_verr(m, n->line, n->pos, \
-                       "expected line arguments %s %d, have %d", \
-                       #ineq, (x), n->nchild)); \
+       man_vmsg(m, MANDOCERR_SYNTARGCOUNT, n->line, n->pos, \
+                       "line arguments %s %d (have %d)", \
+                       #ineq, (x), n->nchild); \
+       return(0); \

 }
 
 INEQ_DEFINE(0, ==, eq0)
 }
 
 INEQ_DEFINE(0, ==, eq0)

-INEQ_DEFINE(1, ==, eq1)
+INEQ_DEFINE(1, <=, le1)

 INEQ_DEFINE(2, >=, ge2)
 INEQ_DEFINE(5, <=, le5)
 
 
 static int
 INEQ_DEFINE(2, >=, ge2)
 INEQ_DEFINE(5, <=, le5)
 
 
 static int

-check_sp(CHKARGS)
+check_sec(CHKARGS)

 {
 {

-       long             lval;
-       char            *ep, *buf;

 
 

-       if (NULL == n->child)
-               return(1);
-       else if ( ! check_eq1(m, n))
+       if (MAN_HEAD == n->type && 0 == n->nchild) {
+               man_nmsg(m, n, MANDOCERR_SYNTARGCOUNT);

                return(0);
                return(0);

-
-       assert(MAN_TEXT == n->child->type);
-       buf = n->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, n->child, WNUMFMT));
-
-       if ((errno == ERANGE && (lval == LONG_MAX || lval == LONG_MIN)) ||
-                       (lval > INT_MAX || lval < 0))
-               return(man_nerr(m, n->child, WNUMFMT));
+       } else if (MAN_BODY == n->type && 0 == n->nchild)
+               return(man_nmsg(m, n, MANDOCERR_NOBODY));

 
        return(1);
 }
 
 
 static int
 
        return(1);
 }
 
 
 static int

-check_sec(CHKARGS)
+check_part(CHKARGS)

 {
 
        if (MAN_BODY == n->type && 0 == n->nchild)
 {
 
        if (MAN_BODY == n->type && 0 == n->nchild)

-               return(man_nwarn(m, n, WBODYARGS));
-       if (MAN_HEAD == n->type && 0 == n->nchild)
-               return(man_nerr(m, n, WHEADARGS));
+               return(man_nmsg(m, n, MANDOCERR_NOBODY));

        return(1);
 }
 
        return(1);
 }
 


@@ -263,7 +291,7 @@ check_par(CHKARGS)
                default:
                        if (n->nchild)
                                break;
                default:
                        if (n->nchild)
                                break;

-                       return(man_nwarn(m, n, WBODYARGS));
+                       return(man_nmsg(m, n, MANDOCERR_NOBODY));

                }
        if (MAN_HEAD == n->type)
                switch (n->tok) {
                }
        if (MAN_HEAD == n->type)
                switch (n->tok) {


@@ -274,33 +302,27 @@ check_par(CHKARGS)
                case (MAN_LP):
                        if (0 == n->nchild)
                                break;
                case (MAN_LP):
                        if (0 == n->nchild)
                                break;

-                       return(man_nwarn(m, n, WNHEADARGS));
+                       return(man_nmsg(m, n, MANDOCERR_ARGSLOST));

                default:
                        if (n->nchild)
                                break;
                default:
                        if (n->nchild)
                                break;

-                       return(man_nwarn(m, n, WHEADARGS));
+                       return(man_nmsg(m, n, MANDOCERR_NOARGS));

                }
 
        return(1);
 }
 
 
                }
 
        return(1);
 }
 
 

-static int
-check_eline(CHKARGS)
-{
-
-       if ( ! (MAN_ELINE & m->flags))
-               return(1);
-       return(man_nerr(m, n, WLNSCOPE));
-}
-
-

 static int
 check_bline(CHKARGS)
 {
 
 static int
 check_bline(CHKARGS)
 {
 

-       if ( ! (MAN_BLINE & m->flags))
-               return(1);
-       return(man_nerr(m, n, WLNSCOPE));
+       assert( ! (MAN_ELINE & m->flags));
+       if (MAN_BLINE & m->flags) {
+               man_nmsg(m, n, MANDOCERR_SYNTLINESCOPE);
+               return(0);
+       }
+
+       return(1);

 }
 
 }