want to get rid of the last style= attributes, suggested by bentley@

[mandoc.git] / libmandoc.h

diff --git a/libmandoc.h b/libmandoc.h
index 23a362e66bd10b9cf6721b2d34228591f00fcf28..ff6f4692f062c4eb81a9b3caf2d2b996b379f7af 100644 (file)
--- a/libmandoc.h
+++ b/libmandoc.h
@@ -1,111 +1,81 @@
-/*     $Id: libmandoc.h,v 1.22 2011/07/17 11:14:53 kristaps Exp $ */
+/*     $Id: libmandoc.h,v 1.77 2018/12/21 17:15:18 schwarze Exp $ */

 /*
 /*

- * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2009, 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2013,2014,2015,2017,2018 Ingo Schwarze <schwarze@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.
  */

-#ifndef LIBMANDOC_H
-#define LIBMANDOC_H
-
-enum   rofferr {
-       ROFF_CONT, /* continue processing line */
-       ROFF_RERUN, /* re-run roff interpreter with offset */
-       ROFF_APPEND, /* re-run main parser, appending next line */
-       ROFF_REPARSE, /* re-run main parser on the result */
-       ROFF_SO, /* include another file */
-       ROFF_IGN, /* ignore current line */
-       ROFF_TBL, /* a table row was successfully parsed */
-       ROFF_EQN, /* an equation was successfully parsed */
-       ROFF_ERR /* badness: puke and stop */
-};
-
-enum   regs {
-       REG_nS = 0, /* nS register */
-       REG__MAX
-};

 
 /*
 
 /*

- * A register (struct reg) can consist of many types: this consists of
- * normalised types from the original string form.  For the time being,
- * there's only an unsigned integer type.
+ * Return codes passed from the roff parser to the main parser.

  */
  */

-union  regval {
-       unsigned  u; /* unsigned integer */
-};

 
 

-/*
- * A single register entity.  If "set" is zero, the value of the
- * register should be the default one, which is per-register.  It's
- * assumed that callers know which type in "v" corresponds to which
- * register value.
- */
-struct reg {
-       int               set; /* whether set or not */
-       union regval      v; /* parsed data */
-};
+/* Main instruction: what to do with the returned line. */
+#define        ROFF_IGN        0x000   /* Don't do anything with it. */
+#define        ROFF_CONT       0x001   /* Give it to the high-level parser. */
+#define        ROFF_RERUN      0x002   /* Re-run the roff parser with an offset. */
+#define        ROFF_REPARSE    0x004   /* Recursively run the main parser on it. */
+#define        ROFF_SO         0x008   /* Include the named file. */
+#define        ROFF_MASK       0x00f   /* Only one of these bits should be set. */

 
 

-/*
- * The primary interface to setting register values is in libroff,
- * although libmdoc and libman from time to time will manipulate
- * registers (such as `.Sh SYNOPSIS' enabling REG_nS).
- */
-struct regset {
-       struct reg        regs[REG__MAX];
+/* Options for further parsing, to be OR'ed with the above. */
+#define        ROFF_APPEND     0x010   /* Append the next line to this one. */
+#define        ROFF_USERCALL   0x020   /* Start execution of a new macro. */
+#define        ROFF_USERRET    0x040   /* Abort execution of the current macro. */
+#define        ROFF_WHILE      0x100   /* Start a new .while loop. */
+#define        ROFF_LOOPCONT   0x200   /* Iterate the current .while loop. */
+#define        ROFF_LOOPEXIT   0x400   /* Exit the current .while loop. */
+#define        ROFF_LOOPMASK   0xf00
+
+
+struct buf {
+       char            *buf;
+       size_t           sz;
+       struct buf      *next;

 };
 
 };
 

-__BEGIN_DECLS

 
 struct roff;
 
 struct roff;

-struct mdoc;
-struct man;
+struct roff_man;

 
 

-void            mandoc_msg(enum mandocerr, struct mparse *, 
-                       int, int, const char *);
-void            mandoc_vmsg(enum mandocerr, struct mparse *, 
-                       int, int, const char *, ...);
-char           *mandoc_getarg(struct mparse *, char **, int, int *);
-char           *mandoc_normdate(struct mparse *, char *, int, int);
-int             mandoc_eos(const char *, size_t, int);
-int             mandoc_hyph(const char *, const char *);
-int             mandoc_getcontrol(const char *, int *);
-int             mandoc_strntou(const char *, size_t, int);
+char           *mandoc_normdate(struct roff_man *, char *, int, int);
+int             mandoc_eos(const char *, size_t);
+int             mandoc_strntoi(const char *, size_t, int);
+const char     *mandoc_a2msec(const char*);

 
 

-void            mdoc_free(struct mdoc *);
-struct mdoc    *mdoc_alloc(struct regset *, struct mparse *);
-void            mdoc_reset(struct mdoc *);
-int             mdoc_parseln(struct mdoc *, int, char *, int);
-int             mdoc_endparse(struct mdoc *);
-int             mdoc_addspan(struct mdoc *, const struct tbl_span *);
-int             mdoc_addeqn(struct mdoc *, const struct eqn *);
+int             mdoc_parseln(struct roff_man *, int, char *, int);
+void            mdoc_endparse(struct roff_man *);

 
 

-void            man_free(struct man *);
-struct man     *man_alloc(struct regset *, struct mparse *);
-void            man_reset(struct man *);
-int             man_parseln(struct man *, int, char *, int);
-int             man_endparse(struct man *);
-int             man_addspan(struct man *, const struct tbl_span *);
-int             man_addeqn(struct man *, const struct eqn *);
+int             man_parseln(struct roff_man *, int, char *, int);
+void            man_endparse(struct roff_man *);

 
 

-void            roff_free(struct roff *);
-struct roff    *roff_alloc(struct regset *, struct mparse *);
+int             preconv_cue(const struct buf *, size_t);
+int             preconv_encode(const struct buf *, size_t *,
+                       struct buf *, size_t *, int *);
+
+void            roff_free(struct roff *);
+struct roff    *roff_alloc(int);

 void            roff_reset(struct roff *);
 void            roff_reset(struct roff *);

-enum rofferr    roff_parseln(struct roff *, int, 
-                       char **, size_t *, int, int *);
+void            roff_man_free(struct roff_man *);
+struct roff_man        *roff_man_alloc(struct roff *, const char *, int);
+void            roff_man_reset(struct roff_man *);
+int             roff_parseln(struct roff *, int, struct buf *, int *);
+void            roff_userret(struct roff *);

 void            roff_endparse(struct roff *);
 void            roff_endparse(struct roff *);

-
-const struct tbl_span  *roff_span(const struct roff *);
-const struct eqn       *roff_eqn(const struct roff *);
-
-__END_DECLS
-
-#endif /*!LIBMANDOC_H*/
+void            roff_setreg(struct roff *, const char *, int, char sign);
+int             roff_getreg(struct roff *, const char *);
+char           *roff_strdup(const struct roff *, const char *);
+char           *roff_getarg(struct roff *, char **, int, int *);
+int             roff_getcontrol(const struct roff *,
+                       const char *, int *);
+int             roff_getformat(const struct roff *);