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zsh/Src/Zle/comp.h
Tanaka Akira b09922bb06 zsh-3.1.5-pws-23
1999-06-27 06:54:32 +00:00

379 lines
12 KiB
C
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/*
* comp.h - header file for completion
*
* This file is part of zsh, the Z shell.
*
* Copyright (c) 1992-1997 Paul Falstad
* All rights reserved.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and to distribute modified versions of this software for any
* purpose, provided that the above copyright notice and the following
* two paragraphs appear in all copies of this software.
*
* In no event shall Paul Falstad or the Zsh Development Group be liable
* to any party for direct, indirect, special, incidental, or consequential
* damages arising out of the use of this software and its documentation,
* even if Paul Falstad and the Zsh Development Group have been advised of
* the possibility of such damage.
*
* Paul Falstad and the Zsh Development Group specifically disclaim any
* warranties, including, but not limited to, the implied warranties of
* merchantability and fitness for a particular purpose. The software
* provided hereunder is on an "as is" basis, and Paul Falstad and the
* Zsh Development Group have no obligation to provide maintenance,
* support, updates, enhancements, or modifications.
*
*/
#undef compctlread
typedef struct compctlp *Compctlp;
typedef struct compctl *Compctl;
typedef struct compcond *Compcond;
typedef struct patcomp *Patcomp;
typedef struct cmatcher *Cmatcher;
typedef struct cmlist *Cmlist;
typedef struct cpattern *Cpattern;
/* node for compctl hash table (compctltab) */
struct compctlp {
HashNode next; /* next in hash chain */
char *nam; /* command name */
int flags; /* CURRENTLY UNUSED */
Compctl cc; /* pointer to the compctl desc. */
};
/* for the list of pattern compctls */
struct patcomp {
Patcomp next;
char *pat;
Compctl cc;
};
/* compctl -x condition */
struct compcond {
Compcond and, or; /* the next or'ed/and'ed conditions */
int type; /* the type (CCT_*) */
int n; /* the array length */
union { /* these structs hold the data used to */
struct { /* test this condition */
int *a, *b; /* CCT_POS, CCT_NUMWORDS */
}
r;
struct { /* CCT_CURSTR, CCT_CURPAT,... */
int *p;
char **s;
}
s;
struct { /* CCT_RANGESTR,... */
char **a, **b;
}
l;
}
u;
};
#define CCT_UNUSED 0
#define CCT_POS 1
#define CCT_CURSTR 2
#define CCT_CURPAT 3
#define CCT_WORDSTR 4
#define CCT_WORDPAT 5
#define CCT_CURSUF 6
#define CCT_CURPRE 7
#define CCT_CURSUB 8
#define CCT_CURSUBC 9
#define CCT_NUMWORDS 10
#define CCT_RANGESTR 11
#define CCT_RANGEPAT 12
#define CCT_QUOTE 13
/* Contains the real description for compctls */
struct compctl {
int refc; /* reference count */
Compctl next; /* next compctl for -x */
unsigned long mask, mask2; /* masks of things to complete (CC_*) */
char *keyvar; /* for -k (variable) */
char *glob; /* for -g (globbing) */
char *str; /* for -s (expansion) */
char *func; /* for -K (function) */
char *widget; /* for -i (function) */
char *explain; /* for -X (explanation) */
char *ylist; /* for -y (user-defined desc. for listing) */
char *prefix, *suffix; /* for -P and -S (prefix, suffix) */
char *subcmd; /* for -l (command name to use) */
char *substr; /* for -1 (command name to use) */
char *withd; /* for -w (with directory */
char *hpat; /* for -H (history pattern) */
int hnum; /* for -H (number of events to search) */
char *gname; /* for -J and -V (group name) */
Compctl ext; /* for -x (first of the compctls after -x) */
Compcond cond; /* for -x (condition for this compctl) */
Compctl xor; /* for + (next of the xor'ed compctls) */
Cmatcher matcher; /* matcher control (-M) */
char *mstr; /* matcher string */
};
/* objects to complete (mask) */
#define CC_FILES (1<<0)
#define CC_COMMPATH (1<<1)
#define CC_REMOVE (1<<2)
#define CC_OPTIONS (1<<3)
#define CC_VARS (1<<4)
#define CC_BINDINGS (1<<5)
#define CC_ARRAYS (1<<6)
#define CC_INTVARS (1<<7)
#define CC_SHFUNCS (1<<8)
#define CC_PARAMS (1<<9)
#define CC_ENVVARS (1<<10)
#define CC_JOBS (1<<11)
#define CC_RUNNING (1<<12)
#define CC_STOPPED (1<<13)
#define CC_BUILTINS (1<<14)
#define CC_ALREG (1<<15)
#define CC_ALGLOB (1<<16)
#define CC_USERS (1<<17)
#define CC_DISCMDS (1<<18)
#define CC_EXCMDS (1<<19)
#define CC_SCALARS (1<<20)
#define CC_READONLYS (1<<21)
#define CC_SPECIALS (1<<22)
#define CC_DELETE (1<<23)
#define CC_NAMED (1<<24)
#define CC_QUOTEFLAG (1<<25)
#define CC_EXTCMDS (1<<26)
#define CC_RESWDS (1<<27)
#define CC_DIRS (1<<28)
#define CC_EXPANDEXPL (1<<30)
#define CC_RESERVED (1<<31)
/* objects to complete (mask2) */
#define CC_NOSORT (1<<0)
#define CC_XORCONT (1<<1)
#define CC_CCCONT (1<<2)
#define CC_PATCONT (1<<3)
#define CC_DEFCONT (1<<4)
typedef struct cexpl *Cexpl;
typedef struct cmgroup *Cmgroup;
typedef struct cmatch *Cmatch;
/* This is for explantion strings. */
struct cexpl {
char *str; /* the string */
int count; /* the number of matches */
int fcount; /* number of matches with fignore ignored */
};
/* This describes a group of matches. */
struct cmgroup {
char *name; /* the name of this group */
Cmgroup prev; /* previous on the list */
Cmgroup next; /* next one in list */
int flags; /* see CGF_* below */
int mcount; /* number of matches */
Cmatch *matches; /* the matches */
int lcount; /* number of things to list here */
char **ylist; /* things to list */
int ecount; /* number of explanation string */
Cexpl *expls; /* explanation strings */
int ccount; /* number of compctls used */
Compctl *ccs; /* the compctls used */
LinkList lexpls; /* list of explanation string while building */
LinkList lmatches; /* list of matches */
LinkList lfmatches; /* list of matches without fignore */
LinkList lallccs; /* list of used compctls */
int num; /* number of this group */
};
#define CGF_NOSORT 1 /* don't sort this group */
#define CGF_LINES 2 /* these are to be printed on different lines */
/* This is the struct used to hold matches. */
struct cmatch {
char *str; /* the match itself */
char *ipre; /* ignored prefix, has to be re-inserted */
char *ripre; /* ignored prefix, unquoted */
char *isuf; /* ignored suffix */
char *ppre; /* the path prefix */
char *psuf; /* the path suffix */
char *prpre; /* path prefix for opendir */
char *pre; /* prefix string from -P */
char *suf; /* suffix string from -S */
char autoq; /* closing quote to add automatically */
int flags; /* see CMF_* below */
int brpl; /* the place where to put the brace prefix */
int brsl; /* ...and the suffix */
char *rems; /* when to remove the suffix */
char *remf; /* shell function to call for suffix-removal */
int rnum; /* group relative number */
int gnum; /* global number */
};
#define CMF_FILE 1 /* this is a file */
#define CMF_REMOVE 2 /* remove the suffix */
#define CMF_PARBR 4 /* paramter expansion with a brace */
#define CMF_NOLIST 8 /* should not be listed */
/* Stuff for completion matcher control. */
struct cmlist {
Cmlist next; /* next one in the list of global matchers */
Cmatcher matcher; /* the matcher definition */
char *str; /* the string for it */
};
struct cmatcher {
int refc; /* reference counter */
Cmatcher next; /* next matcher */
int flags; /* see CMF_* below */
Cpattern line; /* what matches on the line */
int llen; /* length of line pattern */
Cpattern word; /* what matches in the word */
int wlen; /* length of word pattern */
Cpattern left; /* left anchor */
int lalen; /* length of left anchor */
Cpattern right; /* right anchor */
int ralen; /* length of right anchor */
};
#define CMF_LINE 1
#define CMF_LEFT 2
#define CMF_RIGHT 4
struct cpattern {
Cpattern next; /* next sub-pattern */
unsigned char tab[256]; /* table of matched characters */
int equiv; /* if this is a {...} class */
};
/* Flags for makecomplist*(). Things not to do. */
#define CFN_FIRST 1
#define CFN_DEFAULT 2
/* Flags for compadd and addmatches(). */
#define CAF_QUOTE 1
#define CAF_NOSORT 2
#define CAF_ALT 4
#define CAF_MATCH 8
/* Data for compadd and addmatches() */
typedef struct cadata *Cadata;
struct cadata {
char *ipre; /* ignored prefix (-i) */
char *isuf; /* ignored suffix (-I) */
char *ppre; /* `path' prefix (-p) */
char *psuf; /* `path' suffix (-s) */
char *prpre; /* expanded `path' prefix (-W) */
char *pre; /* prefix to insert (-P) */
char *suf; /* suffix to insert (-S) */
char *group; /* name of the group (-[JV]) */
char *ylist; /* display list (-y) */
char *rems; /* remove suffix on chars... (-r) */
char *remf; /* function to remove suffix (-R) */
char *ign; /* ignored suffixes (-F) */
int flags; /* CMF_* flags (-[fqn]) */
int aflags; /* CAF_* flags (-[QUa]) */
Cmatcher match; /* match spec (parsed from -M) */
char *exp; /* explanation (-X) */
char *apar; /* array to store matches in (-A) */
char *opar; /* array to store originals in (-O) */
char *dpar; /* array to delete non-matches in (-D) */
};
/* Flags for special parameters. */
#define CPN_WORDS 0
#define CP_WORDS (1 << CPN_WORDS)
#define CPN_CURRENT 1
#define CP_CURRENT (1 << CPN_CURRENT)
#define CPN_PREFIX 2
#define CP_PREFIX (1 << CPN_PREFIX)
#define CPN_SUFFIX 3
#define CP_SUFFIX (1 << CPN_SUFFIX)
#define CPN_IPREFIX 4
#define CP_IPREFIX (1 << CPN_IPREFIX)
#define CPN_ISUFFIX 5
#define CP_ISUFFIX (1 << CPN_ISUFFIX)
#define CPN_QIPREFIX 6
#define CP_QIPREFIX (1 << CPN_QIPREFIX)
#define CPN_QISUFFIX 7
#define CP_QISUFFIX (1 << CPN_QISUFFIX)
#define CPN_COMPSTATE 8
#define CP_COMPSTATE (1 << CPN_COMPSTATE)
#define CP_REALPARAMS 9
#define CP_ALLREALS ((unsigned int) 0x1ff)
#define CPN_NMATCHES 0
#define CP_NMATCHES (1 << CPN_NMATCHES)
#define CPN_MATCHER 1
#define CP_MATCHER (1 << CPN_MATCHER)
#define CPN_MATCHERSTR 2
#define CP_MATCHERSTR (1 << CPN_MATCHERSTR)
#define CPN_MATCHERTOT 3
#define CP_MATCHERTOT (1 << CPN_MATCHERTOT)
#define CPN_CONTEXT 4
#define CP_CONTEXT (1 << CPN_CONTEXT)
#define CPN_PARAMETER 5
#define CP_PARAMETER (1 << CPN_PARAMETER)
#define CPN_REDIRECT 6
#define CP_REDIRECT (1 << CPN_REDIRECT)
#define CPN_QUOTE 7
#define CP_QUOTE (1 << CPN_QUOTE)
#define CPN_QUOTING 8
#define CP_QUOTING (1 << CPN_QUOTING)
#define CPN_RESTORE 9
#define CP_RESTORE (1 << CPN_RESTORE)
#define CPN_LIST 10
#define CP_LIST (1 << CPN_LIST)
#define CPN_FORCELIST 11
#define CP_FORCELIST (1 << CPN_FORCELIST)
#define CPN_INSERT 12
#define CP_INSERT (1 << CPN_INSERT)
#define CPN_EXACT 13
#define CP_EXACT (1 << CPN_EXACT)
#define CPN_EXACTSTR 14
#define CP_EXACTSTR (1 << CPN_EXACTSTR)
#define CPN_PATMATCH 15
#define CP_PATMATCH (1 << CPN_PATMATCH)
#define CPN_PATINSERT 16
#define CP_PATINSERT (1 << CPN_PATINSERT)
#define CPN_UNAMBIG 17
#define CP_UNAMBIG (1 << CPN_UNAMBIG)
#define CPN_UNAMBIGC 18
#define CP_UNAMBIGC (1 << CPN_UNAMBIGC)
#define CPN_LISTMAX 19
#define CP_LISTMAX (1 << CPN_LISTMAX)
#define CPN_LASTPROMPT 20
#define CP_LASTPROMPT (1 << CPN_LASTPROMPT)
#define CPN_TOEND 21
#define CP_TOEND (1 << CPN_TOEND)
#define CPN_OLDLIST 22
#define CP_OLDLIST (1 << CPN_OLDLIST)
#define CPN_OLDINS 23
#define CP_OLDINS (1 << CPN_OLDINS)
#define CPN_VARED 24
#define CP_VARED (1 << CPN_VARED)
#define CP_KEYPARAMS 25
#define CP_ALLKEYS ((unsigned int) 0xffffff)
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