/****************************************************************************
- * Copyright (c) 1998-2000 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2011,2012 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 *
/****************************************************************************
* 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 1.35 2000/09/09 19:47:16 tom Exp $
+ * $Id: tic.h,v 1.69 2012/03/17 18:22:10 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
#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.
#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
-#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
*/
#define MAX_DEBUG_LEVEL 15
-#define DEBUG_LEVEL(n) ((n) << 12) /* see TRACE_MAXIMUM */
+#define DEBUG_LEVEL(n) ((n) << TRACE_SHIFT)
#define set_trace_level(n) \
- _nc_tracing &= DEBUG_LEVEL(MAX_DEBUG_LEVEL), \
+ _nc_tracing &= DEBUG_LEVEL(MAX_DEBUG_LEVEL), \
_nc_tracing |= DEBUG_LEVEL(n)
#ifdef TRACE
#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
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
#if BROKEN_LINKER
#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
-extern struct tinfo_fkeys _nc_tinfo_fkeys[];
+extern NCURSES_EXPORT_VAR(const struct tinfo_fkeys) _nc_tinfo_fkeys[];
#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
{
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[];
-
-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)
+/*
+ * 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) ((s) >= 0)
+#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)
+#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
+
/* access.c */
-extern char *_nc_basename(char *);
+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 */
-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 */
-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 */
-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 */
-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 */
-extern char _nc_trans_string(char *, char *);
+extern NCURSES_EXPORT(int) _nc_trans_string (char *, char *);
/* 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 */
-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 */
-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_TERM_ENTRY_H_incl */
#ifdef __cplusplus
}
#endif
+/* *INDENT-ON* */
#endif /* __TIC_H */