X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=include%2Ftic.h;h=4f3a21c22b3fbdaed94ded0ab63721f85c3c91c4;hp=24f12bcc79be1f447777abcdb84081f62034d267;hb=322d0bb55499368c35c8e65ae1ea1c26209bc05e;hpb=b1f61d9f3aa244512045a6b02e759825d7049d34 diff --git a/include/tic.h b/include/tic.h index 24f12bcc..4f3a21c2 100644 --- a/include/tic.h +++ b/include/tic.h @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2000 Free Software Foundation, Inc. * + * Copyright (c) 1998-2007,2009 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 * @@ -29,12 +29,13 @@ /**************************************************************************** * Author: Zeyd M. Ben-Halim 1992,1995 * * and: Eric S. Raymond * + * and: Thomas E. Dickey 1996 on * ****************************************************************************/ /* + * $Id: tic.h,v 1.65 2009/08/08 17:52:46 tom Exp $ * tic.h - Global variables and structures for the terminfo * compiler. - * */ #ifndef __TIC_H @@ -76,6 +77,15 @@ extern "C" { #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. @@ -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 */ -/* 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 @@ -104,10 +115,10 @@ extern "C" { */ #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 @@ -116,9 +127,10 @@ extern "C" { #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 @@ -149,17 +161,7 @@ struct token 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 @@ -173,14 +175,16 @@ struct tinfo_fkeys { #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 @@ -191,10 +195,21 @@ 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; @@ -202,30 +217,26 @@ struct alias 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 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 @@ -237,57 +248,96 @@ extern const struct name_table_entry * const *_nc_get_hash_table(bool); #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 */ -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(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; + +/* db_iterator.c */ +typedef enum { + dbdTIC = 0, +#if USE_DATABASE + dbdEnvOnce, + dbdHome, + dbdEnvList, + dbdCfgList, + dbdCfgOnce, +#endif +#if USE_TERMCAP + dbdEnvOnce2, + dbdEnvList2, + dbdCfgList2, +#endif + dbdLAST +} DBDIRS; -/* read_entry.c */ -extern const char *_nc_tic_dir(const char *); +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); #ifdef __cplusplus }