-
-/***************************************************************************
-* COPYRIGHT NOTICE *
-****************************************************************************
-* ncurses is copyright (C) 1992-1995 *
-* Zeyd M. Ben-Halim *
-* zmbenhal@netcom.com *
-* Eric S. Raymond *
-* esr@snark.thyrsus.com *
-* *
-* Permission is hereby granted to reproduce and distribute ncurses *
-* by any means and for any fee, whether alone or as part of a *
-* larger distribution, in source or in binary form, PROVIDED *
-* this notice is included with any such distribution, and is not *
-* removed from any of its header files. Mention of ncurses in any *
-* applications linked with it is highly appreciated. *
-* *
-* ncurses comes AS IS with no warranty, implied or expressed. *
-* *
-***************************************************************************/
+/****************************************************************************
+ * Copyright 2018-2022,2023 Thomas E. Dickey *
+ * Copyright 1998-2012,2017 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 *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
+ * and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1996 on *
+ ****************************************************************************/
/*
- * tic.h - Global variables and structures for the terminfo
- * compiler.
- *
+ * $Id: tic.h,v 1.87 2023/04/22 13:37:21 tom Exp $
+ * tic.h - Global variables and structures for the terminfo compiler.
*/
#ifndef __TIC_H
#define __TIC_H
+/* *INDENT-OFF* */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <ncurses_cfg.h>
#include <curses.h> /* for the _tracef() prototype, ERR/OK, bool defs */
/*
-** The format of compiled terminfo files is as follows:
+** The format of SVr2 compiled terminfo files is as follows:
**
** Header (12 bytes), containing information given below
** Names Section, containing the names of the terminal
** String Table, containing the actual characters of the string
** capabilities.
**
+** In the SVr2 format, "short" means signed 16-bit numbers, which is sometimes
+** inconvenient. The numbers are signed, to provide for absent and canceled
+** values. ncurses6.1 introduced an extension to this compiled format, by
+** making the Number Section a list of signed 32-bit integers.
+**
** NOTE that all short integers in the file are stored using VAX/PDP-style
** byte-order, i.e., least-significant byte first.
**
*/
#define MAGIC 0432 /* first two bytes of a compiled entry */
-#define MAX_NAME_SIZE 127 /* maximum legal name field size */
-#define MAX_ENTRY_SIZE 4096 /* maximum legal entry size */
-#define MAX_ALIAS 14 /* maximum size of individual name or alias */
+#define MAGIC2 01036 /* first two bytes of a compiled 32-bit 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 || LOW_MSB(p) == MAGIC2)
+
+#define quick_prefix(s) (!strncmp((s), "b64:", (size_t)4) || !strncmp((s), "hex:", (size_t)4))
+
+/*
+ * The "maximum" here is misleading; XSI guarantees minimum values, which a
+ * given implementation may exceed.
+ */
+#define MAX_NAME_SIZE 512 /* maximum legal name field size (XSI:127) */
+#define MAX_ENTRY_SIZE1 4096 /* maximum legal entry size (SVr2) */
+#define MAX_ENTRY_SIZE2 32768 /* maximum legal entry size (ncurses6.1) */
+
+#if NCURSES_EXT_COLORS && HAVE_INIT_EXTENDED_COLOR
+#define MAX_ENTRY_SIZE MAX_ENTRY_SIZE2
+#else
+#define MAX_ENTRY_SIZE MAX_ENTRY_SIZE1
+#endif
+
+/*
+ * 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
+#define MAX_ALIAS 32 /* smaller than POSIX minimum for PATH_MAX */
+#else
+#define MAX_ALIAS 14 /* SVr3 filename length */
+#endif
/* location of user's personal info directory */
#define PRIVATE_INFO "%s/.terminfo" /* plug getenv("HOME") into %s */
-#define DEBUG(n, a) if (_nc_tracing & (1 << (n - 1))) _tracef a
-extern unsigned _nc_tracing;
-extern void _nc_tracef(char *, ...) GCC_PRINTFLIKE(1,2);
-extern const char *_nc_visbuf(const char *);
+/*
+ * 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 &= TRACE_MAXIMUM, \
+ _nc_tracing |= DEBUG_LEVEL(n)
+
+#ifdef TRACE
+#define DEBUG(n, a) if (_nc_tracing >= DEBUG_LEVEL(n)) _tracef a
+#else
+#define DEBUG(n, a) /*nothing*/
+#endif
/*
* These are the types of tokens returned by the scanner. The first
#define NO_PUSHBACK -1 /* used in pushtype to indicate no pushback */
- /*
- * The global structure in which the specific parts of a
- * scanned token are returned.
- *
- */
+/*
+ * The global structure in which the specific parts of a
+ * scanned token are returned.
+ */
struct token
{
- char *tk_name; /* name of capability */
+ char *tk_name; /* name of capability */
int tk_valnumber; /* value of capability (if a number) */
char *tk_valstring; /* value of capability (if a string) */
};
-extern struct token _nc_curr_token;
+/*
+ * Offsets to string capabilities, with the corresponding functionkey codes.
+ */
+struct tinfo_fkeys {
+ unsigned offset;
+ chtype code;
+ };
- /*
- * The file comp_captab.c contains an array of these structures, one
- * per possible capability. These are indexed by a hash table array of
- * pointers to the same structures for use by the parser.
- */
+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 pointers to
+ * the same structures for use by the parser.
+ */
struct name_table_entry
{
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;
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[];
+#define NOTFOUND ((struct name_table_entry *) 0)
-extern const struct name_table_entry *_nc_get_table(bool);
+/*
+ * The file comp_userdefs.c contains an array of these structures, one per
+ * possible capability. These are indexed by a hash table array of pointers to
+ * the same structures for use by the parser.
+ */
+struct user_table_entry
+{
+ const char *ute_name; /* name to hash on */
+ int ute_type; /* mask (BOOLEAN, NUMBER, STRING) */
+ unsigned ute_argc; /* number of parameters */
+ unsigned ute_args; /* bit-mask for string parameters */
+ HashValue ute_index; /* index of associated variable in its array */
+ HashValue ute_link; /* index in table of next hash, or -1 */
+};
-#define NOTFOUND ((struct name_table_entry *) 0)
+/*
+ * The casts are required for correct sign-propagation with systems such as
+ * AIX, IRIX64, Solaris which default to unsigned characters. The C standard
+ * leaves this detail unspecified.
+ */
/* 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 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) ((unsigned char)(s) <= 1) /* reject "-1" */
+#define VALID_NUMERIC(s) ((s) >= 0)
+#define VALID_STRING(s) ((s) != CANCELLED_STRING && (s) != ABSENT_STRING)
/* termcap entries longer than this may break old binaries */
#define MAX_TERMCAP_LENGTH 1023
#define TERMINFO "/usr/share/terminfo"
#endif
+#ifdef NCURSES_TERM_ENTRY_H_incl
+
+/*
+ * These entrypoints are used only by the ncurses utilities such as tic.
+ */
+#ifdef NCURSES_INTERNALS
+/* 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_captab.c */
+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 struct alias *) _nc_get_alias_table (bool);
+
/* 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_type_entry
+ (const char *, int, bool);
+extern NCURSES_EXPORT(struct user_table_entry const *) _nc_find_user_entry
+ (const char *);
/* 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_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 */
-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 GCC_NORETURN NCURSES_EXPORT(void) _nc_err_abort (const char *const,...) GCC_PRINTFLIKE(1,2);
+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 GCC_NORETURN NCURSES_EXPORT(void) _nc_syserr_abort (const char *const,...) GCC_PRINTFLIKE(1,2);
+extern NCURSES_EXPORT(void) _nc_warning (const char *const,...) GCC_PRINTFLIKE(1,2);
+extern NCURSES_EXPORT_VAR(bool) _nc_suppress_warnings;
+
+/* comp_scan.c */
+extern NCURSES_EXPORT_VAR(struct token) _nc_curr_token;
+
+/* comp_userdefs.c */
+NCURSES_EXPORT(const struct user_table_entry *) _nc_get_userdefs_table (void);
+NCURSES_EXPORT(const HashData *) _nc_get_hash_user (void);
/* captoinfo.c: capability conversion */
-extern char *_nc_captoinfo(char *const, char *, int const);
-extern char *_nc_infotocap(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);
+
+/* init_keytry.c */
+#if BROKEN_LINKER
+#define _nc_tinfo_fkeys _nc_tinfo_fkeysf()
+extern NCURSES_EXPORT(const struct tinfo_fkeys *) _nc_tinfo_fkeysf (void);
+#else
+extern NCURSES_EXPORT_VAR(const struct tinfo_fkeys) _nc_tinfo_fkeys[];
+#endif
+
+/* lib_tparm.c */
+#define NUM_PARM 9
+
+extern NCURSES_EXPORT_VAR(int) _nc_tparm_err;
+
+extern NCURSES_EXPORT(int) _nc_tparm_analyze(TERMINAL *, const char *, char **, int *);
+extern NCURSES_EXPORT(void) _nc_reset_tparm(TERMINAL *);
+
+/* lib_trace.c */
+extern NCURSES_EXPORT_VAR(unsigned) _nc_tracing;
+extern NCURSES_EXPORT(const char *) _nc_visbuf (const char *);
+extern NCURSES_EXPORT(const char *) _nc_visbuf2 (int, const char *);
+
+/* lib_tputs.c */
+extern NCURSES_EXPORT_VAR(int) _nc_nulls_sent; /* Add one for every null sent */
+
+/* comp_expand.c: expand string into readable form */
+extern NCURSES_EXPORT(char *) _nc_tic_expand (const char *, bool, int);
+
+/* comp_hash.c: name lookup */
+extern NCURSES_EXPORT(struct name_table_entry const *) _nc_find_entry
+ (const char *, const HashValue *);
+extern NCURSES_EXPORT(const HashValue *) _nc_get_hash_table (bool);
/* 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 */
-extern int _nc_tic_written(void);
+extern NCURSES_EXPORT(int) _nc_tic_written (void);
+
+#endif /* NCURSES_INTERNALS */
+
+#endif /* NCURSES_TERM_ENTRY_H_incl */
+
+#ifdef __cplusplus
+}
+#endif
+/* *INDENT-ON* */
#endif /* __TIC_H */