ncurses 5.9 - patch 20111015

[ncurses.git] / include / tic.h

diff --git a/include/tic.h b/include/tic.h
index 0a850540b943d257752804d836fe502460635836..21749f9bec77deac68c4bf5b8caa769563b905c6 100644 (file)
--- a/include/tic.h
+++ b/include/tic.h
@@ -1,5 +1,5 @@
 /****************************************************************************
 /****************************************************************************

- * Copyright (c) 1998 Free Software Foundation, Inc.                        *
+ * Copyright (c) 1998-2009,2011 Free Software Foundation, Inc.              *

  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *


@@ -29,12 +29,13 @@
 /****************************************************************************
  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
 /****************************************************************************
  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *

+ *     and: Thomas E. Dickey 1996 on                                        *

  ****************************************************************************/
 
 /*
  ****************************************************************************/
 
 /*

+ * $Id: tic.h,v 1.67 2011/10/08 21:00:50 tom Exp $

  *     tic.h - Global variables and structures for the terminfo
  *                     compiler.
  *     tic.h - Global variables and structures for the terminfo
  *                     compiler.

- *

  */
 
 #ifndef __TIC_H
  */
 
 #ifndef __TIC_H


@@ -76,6 +77,15 @@ extern "C" {
 
 #define MAGIC          0432    /* first two bytes of a compiled entry */
 
 
 #define MAGIC          0432    /* first two bytes of a compiled entry */
 

+#undef  BYTE
+#define BYTE(p,n)      (unsigned char)((p)[n])
+
+#define IS_NEG1(p)     ((BYTE(p,0) == 0377) && (BYTE(p,1) == 0377))
+#define IS_NEG2(p)     ((BYTE(p,0) == 0376) && (BYTE(p,1) == 0377))
+#define LOW_MSB(p)     (BYTE(p,0) + 256*BYTE(p,1))
+
+#define IS_TIC_MAGIC(p)        (LOW_MSB(p) == MAGIC)
+

 /*
  * The "maximum" here is misleading; XSI guarantees minimum values, which a
  * given implementation may exceed.
 /*
  * The "maximum" here is misleading; XSI guarantees minimum values, which a
  * given implementation may exceed.


@@ -83,13 +93,14 @@ extern "C" {
 #define MAX_NAME_SIZE  512     /* maximum legal name field size (XSI:127) */
 #define MAX_ENTRY_SIZE 4096    /* maximum legal entry size */
 
 #define MAX_NAME_SIZE  512     /* maximum legal name field size (XSI:127) */
 #define MAX_ENTRY_SIZE 4096    /* maximum legal entry size */
 

-/* The maximum size of individual name or alias is guaranteed in XSI to
- * be 14, since that corresponds to the older filename lengths.  Newer
- * systems allow longer aliases, though not many terminal descriptions
- * are written to use them.
+/*
+ * The maximum size of individual name or alias is guaranteed in XSI to be at
+ * least 14, since that corresponds to the older filename lengths.  Newer
+ * systems allow longer aliases, though not many terminal descriptions are
+ * written to use them.  The MAX_ALIAS symbol is used for warnings.

  */
 #if HAVE_LONG_FILE_NAMES
  */
 #if HAVE_LONG_FILE_NAMES

-#define MAX_ALIAS      32      /* POSIX minimum for PATH_MAX */
+#define MAX_ALIAS      32      /* smaller than POSIX minimum for PATH_MAX */

 #else
 #define MAX_ALIAS      14      /* SVr3 filename length */
 #endif
 #else
 #define MAX_ALIAS      14      /* SVr3 filename length */
 #endif


@@ -97,15 +108,29 @@ extern "C" {
 /* location of user's personal info directory */
 #define PRIVATE_INFO   "%s/.terminfo"  /* plug getenv("HOME") into %s */
 
 /* location of user's personal info directory */
 #define PRIVATE_INFO   "%s/.terminfo"  /* plug getenv("HOME") into %s */
 

+/*
+ * Some traces are designed to be used via tic's verbose option (and similar in
+ * infocmp and toe) rather than the 'trace()' function.  So we use the bits
+ * above the normal trace() parameter as a debug-level.
+ */
+
+#define MAX_DEBUG_LEVEL 15
+#define DEBUG_LEVEL(n) ((n) << TRACE_SHIFT)
+
+#define set_trace_level(n) \
+       _nc_tracing &= DEBUG_LEVEL(MAX_DEBUG_LEVEL), \
+       _nc_tracing |= DEBUG_LEVEL(n)
+

 #ifdef TRACE
 #ifdef TRACE

-#define DEBUG(n, a)    if (_nc_tracing & (1 << (n - 1))) _tracef a
+#define DEBUG(n, a)    if (_nc_tracing >= DEBUG_LEVEL(n)) _tracef a

 #else
 #define DEBUG(n, a)    /*nothing*/
 #endif
 
 #else
 #define DEBUG(n, a)    /*nothing*/
 #endif
 

-extern unsigned _nc_tracing;
-extern void _nc_tracef(char *, ...) GCC_PRINTFLIKE(1,2);
-extern const char *_nc_visbuf(const char *);
+extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
+extern NCURSES_EXPORT(void) _nc_tracef (char *, ...) GCC_PRINTFLIKE(1,2);
+extern NCURSES_EXPORT(const char *) _nc_visbuf (const char *);
+extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);

 
 /*
  * These are the types of tokens returned by the scanner.  The first
 
 /*
  * These are the types of tokens returned by the scanner.  The first


@@ -136,17 +161,7 @@ struct token
        char    *tk_valstring;  /* value of capability (if a string) */
 };
 
        char    *tk_valstring;  /* value of capability (if a string) */
 };
 

-extern struct token    _nc_curr_token;
-
-       /*
-        * List of keynames with their corresponding code.
-        */
-struct kn {
-       const char *name;
-       int code;
-};
-
-extern const struct kn _nc_key_names[];
+extern NCURSES_EXPORT_VAR(struct token)        _nc_curr_token;

 
        /*
         * Offsets to string capabilities, with the corresponding functionkey
 
        /*
         * Offsets to string capabilities, with the corresponding functionkey


@@ -157,17 +172,19 @@ struct tinfo_fkeys {
        chtype code;
        };
 
        chtype code;
        };
 

-#ifdef BROKEN_LINKER
+#if    BROKEN_LINKER

 
 #define        _nc_tinfo_fkeys _nc_tinfo_fkeysf()
 
 #define        _nc_tinfo_fkeys _nc_tinfo_fkeysf()

-extern struct tinfo_fkeys *_nc_tinfo_fkeysf(void);
+extern NCURSES_EXPORT(const struct tinfo_fkeys *) _nc_tinfo_fkeysf (void);

 
 #else
 
 
 #else
 

-extern struct tinfo_fkeys _nc_tinfo_fkeys[];
+extern NCURSES_EXPORT_VAR(const struct tinfo_fkeys) _nc_tinfo_fkeys[];

 
 #endif
 
 
 #endif
 

+typedef short HashValue;
+

        /*
         * The file comp_captab.c contains an array of these structures, one
         * per possible capability.  These are indexed by a hash table array of
        /*
         * The file comp_captab.c contains an array of these structures, one
         * per possible capability.  These are indexed by a hash table array of


@@ -178,10 +195,21 @@ struct name_table_entry
 {
        const char *nte_name;   /* name to hash on */
        int     nte_type;       /* BOOLEAN, NUMBER or STRING */
 {
        const char *nte_name;   /* name to hash on */
        int     nte_type;       /* BOOLEAN, NUMBER or STRING */

-       short   nte_index;      /* index of associated variable in its array */
-       short   nte_link;       /* index in table of next hash, or -1 */
+       HashValue nte_index;    /* index of associated variable in its array */
+       HashValue nte_link;     /* index in table of next hash, or -1 */

 };
 
 };
 

+       /*
+        * Use this structure to hide differences between terminfo and termcap
+        * tables.
+        */
+typedef struct {
+       unsigned table_size;
+       const HashValue *table_data;
+       HashValue (*hash_of)(const char *);
+       int (*compare_names)(const char *, const char *);
+} HashData;
+

 struct alias
 {
        const char      *from;
 struct alias
 {
        const char      *from;


@@ -189,30 +217,26 @@ struct alias
        const char      *source;
 };
 
        const char      *source;
 };
 

-extern const struct name_table_entry * const _nc_info_hash_table[];
-extern const struct name_table_entry * const _nc_cap_hash_table[];
-
-extern const struct alias _nc_capalias_table[];
-extern const struct alias _nc_infoalias_table[];
-
-extern const struct name_table_entry   *_nc_get_table(bool);
-extern const struct name_table_entry   * const *_nc_get_hash_table(bool);
+extern NCURSES_EXPORT(const struct name_table_entry *) _nc_get_table (bool);
+extern NCURSES_EXPORT(const HashData *) _nc_get_hash_info (bool);
+extern NCURSES_EXPORT(const HashValue *) _nc_get_hash_table (bool);
+extern NCURSES_EXPORT(const struct alias *) _nc_get_alias_table (bool);

 
 #define NOTFOUND       ((struct name_table_entry *) 0)
 
 /* out-of-band values for representing absent capabilities */
 
 #define NOTFOUND       ((struct name_table_entry *) 0)
 
 /* out-of-band values for representing absent capabilities */

-#define ABSENT_BOOLEAN         -1
-#define ABSENT_NUMERIC         -1
+#define ABSENT_BOOLEAN         ((signed char)-1)       /* 255 */
+#define ABSENT_NUMERIC         (-1)

 #define ABSENT_STRING          (char *)0
 
 /* out-of-band values for representing cancels */
 #define ABSENT_STRING          (char *)0
 
 /* out-of-band values for representing cancels */

-#define CANCELLED_BOOLEAN      (char)(-2)
-#define CANCELLED_NUMERIC      -2
-#define CANCELLED_STRING       (char *)-1
+#define CANCELLED_BOOLEAN      ((signed char)-2)       /* 254 */
+#define CANCELLED_NUMERIC      (-2)
+#define CANCELLED_STRING       (char *)(-1)

 
 

-#define VALID_BOOLEAN(s) ((s) >= 0)
+#define VALID_BOOLEAN(s) ((unsigned char)(s) <= 1) /* reject "-1" */

 #define VALID_NUMERIC(s) ((s) >= 0)
 #define VALID_NUMERIC(s) ((s) >= 0)

-#define VALID_STRING(s) ((s) != CANCELLED_STRING && (s) != ABSENT_STRING)
+#define VALID_STRING(s)  ((s) != CANCELLED_STRING && (s) != ABSENT_STRING)

 
 /* termcap entries longer than this may break old binaries */
 #define MAX_TERMCAP_LENGTH     1023
 
 /* termcap entries longer than this may break old binaries */
 #define MAX_TERMCAP_LENGTH     1023


@@ -224,57 +248,80 @@ extern const struct name_table_entry      * const *_nc_get_hash_table(bool);
 #define TERMINFO "/usr/share/terminfo"
 #endif
 
 #define TERMINFO "/usr/share/terminfo"
 #endif
 

+/* access.c */
+extern NCURSES_EXPORT(unsigned) _nc_pathlast (const char *);
+extern NCURSES_EXPORT(bool) _nc_is_abs_path (const char *);
+extern NCURSES_EXPORT(bool) _nc_is_dir_path (const char *);
+extern NCURSES_EXPORT(bool) _nc_is_file_path (const char *);
+extern NCURSES_EXPORT(char *) _nc_basename (char *);
+extern NCURSES_EXPORT(char *) _nc_rootname (char *);
+

 /* comp_hash.c: name lookup */
 /* comp_hash.c: name lookup */

-struct name_table_entry        const *_nc_find_entry(const char *,
-                                   const struct name_table_entry *const *);
-struct name_table_entry const *_nc_find_type_entry(const char *,
-                                        int,
-                                        const struct name_table_entry *);
+extern NCURSES_EXPORT(struct name_table_entry const *) _nc_find_entry
+       (const char *, const HashValue *);
+extern NCURSES_EXPORT(struct name_table_entry const *) _nc_find_type_entry
+       (const char *, int, bool);

 
 /* comp_scan.c: lexical analysis */
 
 /* comp_scan.c: lexical analysis */

-extern int  _nc_get_token(void);
-extern void _nc_push_token(int);
-extern void _nc_reset_input(FILE *, char *);
-extern void _nc_panic_mode(char);
-extern int _nc_curr_line;
-extern int _nc_curr_col;
-extern long _nc_curr_file_pos;
-extern long _nc_comment_start, _nc_comment_end;
-extern int _nc_syntax;
-extern long _nc_start_line;
+extern NCURSES_EXPORT(int)  _nc_get_token (bool);
+extern NCURSES_EXPORT(void) _nc_panic_mode (char);
+extern NCURSES_EXPORT(void) _nc_push_token (int);
+extern NCURSES_EXPORT(void) _nc_reset_input (FILE *, char *);
+extern NCURSES_EXPORT_VAR(int) _nc_curr_col;
+extern NCURSES_EXPORT_VAR(int) _nc_curr_line;
+extern NCURSES_EXPORT_VAR(int) _nc_syntax;
+extern NCURSES_EXPORT_VAR(int) _nc_strict_bsd;
+extern NCURSES_EXPORT_VAR(long) _nc_comment_end;
+extern NCURSES_EXPORT_VAR(long) _nc_comment_start;
+extern NCURSES_EXPORT_VAR(long) _nc_curr_file_pos;
+extern NCURSES_EXPORT_VAR(long) _nc_start_line;

 #define SYN_TERMINFO   0
 #define SYN_TERMCAP    1
 
 /* comp_error.c: warning & abort messages */
 #define SYN_TERMINFO   0
 #define SYN_TERMCAP    1
 
 /* comp_error.c: warning & abort messages */

-extern void _nc_set_source(const char *const name);
-extern void _nc_get_type(char *name);
-extern void _nc_set_type(const char *const name);
-extern void _nc_syserr_abort(const char *const,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
-extern void _nc_err_abort(const char *const,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
-extern void _nc_warning(const char *const,...) GCC_PRINTFLIKE(1,2);
-extern bool _nc_suppress_warnings;
+extern NCURSES_EXPORT(const char *) _nc_get_source (void);
+extern NCURSES_EXPORT(void) _nc_err_abort (const char *const,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
+extern NCURSES_EXPORT(void) _nc_get_type (char *name);
+extern NCURSES_EXPORT(void) _nc_set_source (const char *const);
+extern NCURSES_EXPORT(void) _nc_set_type (const char *const);
+extern NCURSES_EXPORT(void) _nc_syserr_abort (const char *const,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
+extern NCURSES_EXPORT(void) _nc_warning (const char *const,...) GCC_PRINTFLIKE(1,2);
+extern NCURSES_EXPORT_VAR(bool) _nc_suppress_warnings;

 
 /* comp_expand.c: expand string into readable form */
 
 /* comp_expand.c: expand string into readable form */

-extern char *_nc_tic_expand(const char *, bool, int);
+extern NCURSES_EXPORT(char *) _nc_tic_expand (const char *, bool, int);

 
 /* comp_scan.c: decode string from readable form */
 
 /* comp_scan.c: decode string from readable form */

-extern char _nc_trans_string(char *);
+extern NCURSES_EXPORT(int) _nc_trans_string (char *, char *);

 
 /* captoinfo.c: capability conversion */
 
 /* captoinfo.c: capability conversion */

-extern char *_nc_captoinfo(const char *, const char *, int const);
-extern char *_nc_infotocap(const char *, const char *, int const);
+extern NCURSES_EXPORT(char *) _nc_captoinfo (const char *, const char *, int const);
+extern NCURSES_EXPORT(char *) _nc_infotocap (const char *, const char *, int const);
+
+/* home_terminfo.c */
+extern NCURSES_EXPORT(char *) _nc_home_terminfo (void);
+
+/* lib_tparm.c */
+#define NUM_PARM 9
+
+extern NCURSES_EXPORT_VAR(int) _nc_tparm_err;
+
+extern NCURSES_EXPORT(int) _nc_tparm_analyze(const char *, char **, int *);

 
 /* lib_tputs.c */
 
 /* lib_tputs.c */

-extern int _nc_nulls_sent;             /* Add one for every null sent */
+extern NCURSES_EXPORT_VAR(int) _nc_nulls_sent;         /* Add one for every null sent */

 
 /* comp_main.c: compiler main */
 
 /* comp_main.c: compiler main */

-extern const char *_nc_progname;
+extern const char * _nc_progname;

 
 

-/* read_entry.c */
-extern const char *_nc_tic_dir(const char *);
+/* db_iterator.c */
+extern NCURSES_EXPORT(const char *) _nc_next_db(DBDIRS *, int *);
+extern NCURSES_EXPORT(const char *) _nc_tic_dir (const char *);
+extern NCURSES_EXPORT(void) _nc_first_db(DBDIRS *, int *);
+extern NCURSES_EXPORT(void) _nc_last_db(void);

 
 /* write_entry.c */
 
 /* write_entry.c */

-extern int _nc_tic_written(void);
+extern NCURSES_EXPORT(int) _nc_tic_written (void);

 
 #ifdef __cplusplus
 }
 
 #ifdef __cplusplus
 }