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Diffstat (limited to 'src/defines.h')
| -rw-r--r-- | src/defines.h | 307 |
1 files changed, 307 insertions, 0 deletions
diff --git a/src/defines.h b/src/defines.h new file mode 100644 index 0000000..33a96ad --- /dev/null +++ b/src/defines.h @@ -0,0 +1,307 @@ +/* + * common definition and typedefs + */ + +#ifndef _DEFINES_H_ +#define _DEFINES_H_ + +#if !defined(SYS_TIME_H) && !defined(_H_SYS_TIME) +# include <sys/time.h> +#endif + +#ifdef AIX +# include <sys/select.h> +#endif + +#define memzero(a,b) memset((a), 0, (b)) + +#ifdef USE_RANDOM +# define get_random random +# define init_random srandom +#else +# define get_random lrand48 +# define init_random srand48 +#endif + +#define uSEC_PER_SEC ((long)1000000) /* microseconds in a second */ +#define mSEC_PER_SEC ((long)1000) /* milliseconds in a second */ +#define uSEC_PER_mSEC ((long)1000) /* microseconds in a millisecond */ + +#undef MIN2 +#undef MAX2 +#undef ABS +#undef SIGN +#undef SWAP2 +#define MIN2(a,b) ((a)<(b) ? (a) : (b)) +#define MAX2(a,b) ((a)>(b) ? (a) : (b)) +#define ABS(a) ((a)> 0 ? (a) :(-a)) +#define SIGN(a) ((a)> 0 ? 1 : (a) ? -1 : 0) +#define SWAP2(a,b,c) ((c)=(b), (b)=(a), (a)=(c)) + +/* macros to match parentheses */ +#define ISRPAREN(c) ((c) == ')' || (c) == ']' || (c) == '}') +#define ISLPAREN(c) ((c) == '(' || (c) == '[' || (c) == '{') +#define LPAREN(c) ((c) == ')' ? '(' : ((c) == ']' ? '[' : '{')) + +#define ISODIGIT(c) ((c) >= '0' && (c) <= '7') + +#define PRINTF status(1), tty_printf + +#define INTLEN (3*(1+(int)sizeof(int))) + /* max length of a string representation + * of an int */ +#define LONGLEN (3*(1+(int)sizeof(long))) + /* max length of a string representation + * of a long */ +#define ESC '\\' /* special escape char */ +#define STRESC "\\" +#define ESC2 '`' /* other special escape char */ +#define STRESC2 "`" +#define CMDSEP ';' /* command separator character */ +#define SPECIAL_CHARS "{}();\"=" /* specials chars needing escape */ +#define MPI "~$#E" /* MUME protocol introducer */ +#define MPILEN 4 /* strlen(MPI) */ + +#ifdef NR_OPEN +# define MAX_FDSCAN NR_OPEN +#else +# define MAX_FDSCAN 256 /* max number of fds */ +#endif + +#define MAX_CONNECTS 32 /* max number of open connections. must fit in a byte */ + +#define CAPLEN 20 /* max length of a terminal capability */ +#define BUFSIZE 4096 /* general buffer size */ +#define SOCKBUFSIZE BUFSIZE /* socket buffer size for read */ +#define PARAMLEN 99 /* initial length of text strings */ +#define MAX_MAPLEN 1000 /* maximum length of automapped path */ +#define MIN_WORDLEN 3 /* the minimum length for history words */ +#define MAX_WORDS 512 /* number of words kept for TAB-completion */ +#define MAX_HIST 128 /* number of history lines kept */ +#define LOG_MAX_HASH 7 +#define MAX_HASH (1<<LOG_MAX_HASH) /* max hash value, must be a power of 2 */ +#define NUMPARAM 10 /* number of local unnamed params allowed + * (hardcoded, don't change) */ +#define NUMVAR 50 /* number of global unnamed variables */ +#define NUMTOT (NUMVAR+NUMPARAM) +#define MAX_SUBOPT 256 /* max length of suboption string */ +#define MAX_ARGS 16 /* max number of arguments to editor */ +#define FLASHDELAY 500 /* time of parentheses flash in millisecs */ +#define KBD_TIMEOUT 100 /* timeout for keyboard read in millisecs; + * hope it's enough also for very slow lines */ + +#define MAX_STACK 100 /* maximum number of nested + * action, alias, #for or #while */ +#define MAX_LOOP 10000 /* maximum number of iterations in + * #for or #while */ + +#define ACTION_WEAK 0 /* GH: normal junk */ +#define ACTION_REGEXP 1 /* oh-so-mighty regexp */ +#define ACTION_TYPES (ACTION_REGEXP + 1) + +/* GH: the redefinable delimeters */ +#define DELIM (delim_list[delim_mode]) +#define DELIM_LEN (delim_len[delim_mode]) +#define IS_DELIM(c) (strchr(DELIM, (c))) + +#define DELIM_NORMAL 0 /* GH: normal word delimeters */ +#define DELIM_PROGRAM 1 /* ()[]{}.,;"'+/-*% */ +#define DELIM_CUSTOM 2 /* user-defined */ +#define DELIM_MODES (DELIM_CUSTOM + 1) + + +/* macros to find cursor position from input buffer position */ +#define CURLINE(pos) (((pos) + col0) / cols_1 + line0) +#define CURCOL(pos) (((pos) + col0) % cols_1) + +#define CLIP(a, min, max) ((a)=(a)<(min) ? (min) : (a)>(max) ? (max) : (a)) + +#define ISMARKWILDCARD(c) ((c) == '&' || (c) == '$') + +/* + * Attribute codes: bit 0-4 for foreground color, 5-9 for + * background color, 10-13 for effects. + * Color #16 is "none", so 0x0210 is "no attribute". + */ +#define COLORS 16 /* number of colors on HFT terminal */ +#define LOWCOLORS 8 /* number of ANSI colors */ +#define NO_COLOR COLORS /* no color change, use default */ +#define BITS_COLOR 5 /* bits used for a color entry + (16==none is a valid color) */ +#define BITS_2COLOR 10 /* bits used for 2 color entries */ +#define COLOR_MASK 0x1F /* 5 (BITS_COLOR) bits set to 1, others 0 */ + +#define ATTR_BOLD 0x01 +#define ATTR_BLINK 0x02 +#define ATTR_UNDERLINE 0x04 +#define ATTR_INVERSE 0x08 + +/* + * WARNING: colors and attributes are currently using 14 bits: + * 4 for attributes, 5 for foreground color and 5 for background. + * type used is int and -1 is used as 'invalid attribute' + * so in case ints are 16 bits, there is only 1 bit left unused. + * In case ints are 32 bits, no problem. + */ + +/* constructors / accessors for attribute codes */ +#define ATTRCODE(attr, fg, bg) \ + (((attr) << BITS_2COLOR) | ((bg) << BITS_COLOR) | (fg)) +#define FOREGROUND(attrcode) ((attrcode) & COLOR_MASK) +#define BACKGROUND(attrcode) (((attrcode) >> BITS_COLOR) & COLOR_MASK) +#define ATTR(attrcode) ((attrcode) >> BITS_2COLOR) + +#define NOATTRCODE ATTRCODE(0, NO_COLOR, NO_COLOR) + +/* + * NCSA telnet 2.2 doesn't reset the color when it receives "esc [ m", + * so we must know what the normal colors are in order to reset it. + * These colors can be changed with the #color command. + */ +#ifdef BUG_TELNET +# define DEFAULTFG 7 /* make default white text */ +# define DEFAULTBG 4 /* on blue background */ +#endif + +#define LM_NOECHO 1 /* no local echo */ +#define LM_CHAR 2 /* char-by-char mode (no line editing) */ + + + + + +typedef unsigned char byte; + +typedef void (*function_any) (); /* generic function pointer */ + +typedef void (*function_int)(int i); + +typedef function_int function_signal; + +typedef void (*function_str)(char *arg); + +typedef struct timeval vtime; /* needs #include <sys/tyme.h> */ + +#include "ptr.h" + + + + +/* generic linked list node (never actually created) */ +typedef struct defnode { + struct defnode *next; + char *sortfield; +} defnode; + +/* + * twin linked list node: used to build pair of parallel lists, + * one sorted and one not, with the same nodes + */ +typedef struct sortednode { + struct sortednode *next; + char *sortfield; + struct sortednode *snext; +} sortednode; + +/* + * linked list nodes: keep "next" first, then string to sort by, + * then (eventually) `snext' + */ +typedef struct aliasnode { + struct aliasnode *next; + char *name; + struct aliasnode *snext; + char *subst; + char *group; + int active; +} aliasnode; + +typedef struct marknode { + struct marknode *next; + char *pattern; + int attrcode; + char *start, *end; + char mbeg; + char wild; +} marknode; + +typedef struct triggernode { + struct triggernode *next; + char *command, *label; + int active; + int type; /* GH: allow regexp */ + char *pattern; +#ifdef USE_REGEXP + void *regexp; /* 0 if type == ACTION_WEAK */ +#endif + char *group; +} triggernode; + +/* + * HACK WARNING : + * actionnode and promptnode must be the same type + * or search_action_or_prompt() in main.c won't work. + */ +typedef triggernode actionnode; +typedef triggernode promptnode; + +typedef int (*function_sort)(defnode *node1, defnode *node2); + +typedef struct keynode { + struct keynode *next; + char *name; /* key name */ + char *sequence; /* escape sequence sent by terminal */ + int seqlen; /* GH: length of esc seq to allow \0 in seq */ + function_str funct; /* function called when key pressed */ + char *call_data; /* data passed to function */ +} keynode; + +typedef struct delaynode { + struct delaynode *next; + char *name; + char *command; + vtime when; /* structure containing time when */ + /* command must be executed */ +} delaynode; + +/* Variable struct definitions */ + +typedef struct varnode { /* for named variables */ + struct varnode *next; + char *name; + struct varnode *snext; + int index; + long num; + ptr str; +} varnode; + +typedef struct { /* for unnamed vars */ + long num; + ptr str; +} unnamedvar; + +typedef struct { /* stack of local vars */ + unnamedvar p[MAX_STACK][NUMPARAM]; + int curr; +} param_stack; + +typedef struct { /* pointers to all variables */ + long *num; + ptr *str; +} vars; + +/* editing session control */ +typedef struct editsess { + struct editsess *next; + unsigned int key; /* session identifier */ + int pid; /* pid of child */ + int fd; /* MUD socket to talk with (-1 if non-MUD text) */ + char *descr; /* short description of what we are editing */ + char *file; /* name of temporary file */ + time_t ctime; /* time when temp file was created (upper bound) */ + long oldsize; /* original file size */ + char cancel; /* 1 if cancelled */ +} editsess; + +#endif /* _DEFINES_H_ */ + |