Adding upstream version 1.23.0.upstream/1.23.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 267 insertions, 0 deletions

diff --git a/src/preproc/eqn/eqn.h b/src/preproc/eqn/eqn.h
new file mode 100644
index 0000000..a4143cb
--- /dev/null
+++ b/src/preproc/eqn/eqn.h
@@ -0,0 +1,57 @@
+/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+     Written by James Clark (jjc@jclark.com)
+
+This file is part of groff.
+
+groff is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+groff is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+
+#include "lib.h"
+
+#include <stdlib.h>
+#include <errno.h>
+#include "cset.h"
+#include "errarg.h"
+#include "error.h"
+
+#include "box.h"
+
+typedef enum {troff, mathml} eqnmode_t;
+
+extern char start_delim;
+extern char end_delim;
+extern int non_empty_flag;
+extern int inline_flag;
+extern int draw_flag;
+extern int one_size_reduction_flag;
+extern int compatible_flag;
+extern int nroff;
+extern eqnmode_t output_format;
+extern int xhtml;
+
+void init_lex(const char *str, const char *filename, int lineno);
+void lex_error(const char *message,
+	       const errarg &arg1 = empty_errarg,
+	       const errarg &arg2 = empty_errarg,
+	       const errarg &arg3 = empty_errarg);
+
+void init_table(const char *device);
+
+// prefix for all registers, strings, macros
+#define PREFIX "0"
+
+// Local Variables:
+// fill-column: 72
+// mode: C++
+// End:
+// vim: set cindent noexpandtab shiftwidth=2 textwidth=72:
diff --git a/src/preproc/eqn/eqn.hpp b/src/preproc/eqn/eqn.hpp
new file mode 100644
index 0000000..de02d7c
--- /dev/null
+++ b/src/preproc/eqn/eqn.hpp
@@ -0,0 +1,210 @@
+/* A Bison parser, made by GNU Bison 3.8.2.  */
+
+/* Bison interface for Yacc-like parsers in C
+
+   Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 Free Software Foundation,
+   Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+/* As a special exception, you may create a larger work that contains
+   part or all of the Bison parser skeleton and distribute that work
+   under terms of your choice, so long as that work isn't itself a
+   parser generator using the skeleton or a modified version thereof
+   as a parser skeleton.  Alternatively, if you modify or redistribute
+   the parser skeleton itself, you may (at your option) remove this
+   special exception, which will cause the skeleton and the resulting
+   Bison output files to be licensed under the GNU General Public
+   License without this special exception.
+
+   This special exception was added by the Free Software Foundation in
+   version 2.2 of Bison.  */
+
+/* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
+   especially those whose name start with YY_ or yy_.  They are
+   private implementation details that can be changed or removed.  */
+
+#ifndef YY_YY_SRC_PREPROC_EQN_EQN_HPP_INCLUDED
+# define YY_YY_SRC_PREPROC_EQN_EQN_HPP_INCLUDED
+/* Debug traces.  */
+#ifndef YYDEBUG
+# define YYDEBUG 0
+#endif
+#if YYDEBUG
+extern int yydebug;
+#endif
+
+/* Token kinds.  */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+  enum yytokentype
+  {
+    YYEMPTY = -2,
+    YYEOF = 0,                     /* "end of file"  */
+    YYerror = 256,                 /* error  */
+    YYUNDEF = 257,                 /* "invalid token"  */
+    OVER = 258,                    /* OVER  */
+    SMALLOVER = 259,               /* SMALLOVER  */
+    SQRT = 260,                    /* SQRT  */
+    SUB = 261,                     /* SUB  */
+    SUP = 262,                     /* SUP  */
+    LPILE = 263,                   /* LPILE  */
+    RPILE = 264,                   /* RPILE  */
+    CPILE = 265,                   /* CPILE  */
+    PILE = 266,                    /* PILE  */
+    LEFT = 267,                    /* LEFT  */
+    RIGHT = 268,                   /* RIGHT  */
+    TO = 269,                      /* TO  */
+    FROM = 270,                    /* FROM  */
+    SIZE = 271,                    /* SIZE  */
+    FONT = 272,                    /* FONT  */
+    ROMAN = 273,                   /* ROMAN  */
+    BOLD = 274,                    /* BOLD  */
+    ITALIC = 275,                  /* ITALIC  */
+    FAT = 276,                     /* FAT  */
+    ACCENT = 277,                  /* ACCENT  */
+    BAR = 278,                     /* BAR  */
+    UNDER = 279,                   /* UNDER  */
+    ABOVE = 280,                   /* ABOVE  */
+    TEXT = 281,                    /* TEXT  */
+    QUOTED_TEXT = 282,             /* QUOTED_TEXT  */
+    FWD = 283,                     /* FWD  */
+    BACK = 284,                    /* BACK  */
+    DOWN = 285,                    /* DOWN  */
+    UP = 286,                      /* UP  */
+    MATRIX = 287,                  /* MATRIX  */
+    COL = 288,                     /* COL  */
+    LCOL = 289,                    /* LCOL  */
+    RCOL = 290,                    /* RCOL  */
+    CCOL = 291,                    /* CCOL  */
+    MARK = 292,                    /* MARK  */
+    LINEUP = 293,                  /* LINEUP  */
+    TYPE = 294,                    /* TYPE  */
+    VCENTER = 295,                 /* VCENTER  */
+    PRIME = 296,                   /* PRIME  */
+    SPLIT = 297,                   /* SPLIT  */
+    NOSPLIT = 298,                 /* NOSPLIT  */
+    UACCENT = 299,                 /* UACCENT  */
+    SPECIAL = 300,                 /* SPECIAL  */
+    SPACE = 301,                   /* SPACE  */
+    GFONT = 302,                   /* GFONT  */
+    GSIZE = 303,                   /* GSIZE  */
+    DEFINE = 304,                  /* DEFINE  */
+    NDEFINE = 305,                 /* NDEFINE  */
+    TDEFINE = 306,                 /* TDEFINE  */
+    SDEFINE = 307,                 /* SDEFINE  */
+    UNDEF = 308,                   /* UNDEF  */
+    IFDEF = 309,                   /* IFDEF  */
+    INCLUDE = 310,                 /* INCLUDE  */
+    DELIM = 311,                   /* DELIM  */
+    CHARTYPE = 312,                /* CHARTYPE  */
+    SET = 313,                     /* SET  */
+    GRFONT = 314,                  /* GRFONT  */
+    GBFONT = 315                   /* GBFONT  */
+  };
+  typedef enum yytokentype yytoken_kind_t;
+#endif
+/* Token kinds.  */
+#define YYEMPTY -2
+#define YYEOF 0
+#define YYerror 256
+#define YYUNDEF 257
+#define OVER 258
+#define SMALLOVER 259
+#define SQRT 260
+#define SUB 261
+#define SUP 262
+#define LPILE 263
+#define RPILE 264
+#define CPILE 265
+#define PILE 266
+#define LEFT 267
+#define RIGHT 268
+#define TO 269
+#define FROM 270
+#define SIZE 271
+#define FONT 272
+#define ROMAN 273
+#define BOLD 274
+#define ITALIC 275
+#define FAT 276
+#define ACCENT 277
+#define BAR 278
+#define UNDER 279
+#define ABOVE 280
+#define TEXT 281
+#define QUOTED_TEXT 282
+#define FWD 283
+#define BACK 284
+#define DOWN 285
+#define UP 286
+#define MATRIX 287
+#define COL 288
+#define LCOL 289
+#define RCOL 290
+#define CCOL 291
+#define MARK 292
+#define LINEUP 293
+#define TYPE 294
+#define VCENTER 295
+#define PRIME 296
+#define SPLIT 297
+#define NOSPLIT 298
+#define UACCENT 299
+#define SPECIAL 300
+#define SPACE 301
+#define GFONT 302
+#define GSIZE 303
+#define DEFINE 304
+#define NDEFINE 305
+#define TDEFINE 306
+#define SDEFINE 307
+#define UNDEF 308
+#define IFDEF 309
+#define INCLUDE 310
+#define DELIM 311
+#define CHARTYPE 312
+#define SET 313
+#define GRFONT 314
+#define GBFONT 315
+
+/* Value type.  */
+#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
+union YYSTYPE
+{
+#line 34 "../src/preproc/eqn/eqn.ypp"
+
+	char *str;
+	box *b;
+	pile_box *pb;
+	matrix_box *mb;
+	int n;
+	column *col;
+
+#line 196 "src/preproc/eqn/eqn.hpp"
+
+};
+typedef union YYSTYPE YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1
+# define YYSTYPE_IS_DECLARED 1
+#endif
+
+
+extern YYSTYPE yylval;
+
+
+int yyparse (void);
+
+
+#endif /* !YY_YY_SRC_PREPROC_EQN_EQN_HPP_INCLUDED  */