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cmd.c    580 lines (521 with data), 21.4 kB

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/*
* Command execution
* Copyright
* (C) 1992 Joseph H. Allen
*
* This file is part of JOE (Joe's Own Editor)
*/
#include "types.h"
int joe_beep = 0;
/* Command table */
int ubeep(BW *bw, int k)
{
ttputc(7);
return 0;
}
CMD cmds[] = {
{USTR "abort", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uabort, NULL, 0, NULL},
{USTR "abortbuf", TYPETW, uabortbuf, NULL, 0, NULL},
{USTR "arg", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uarg, NULL, 0, NULL},
{USTR "ask", TYPETW + TYPEPW, uask, NULL, 0, NULL},
{USTR "uarg", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uuarg, NULL, 0, NULL},
{USTR "backs", TYPETW + TYPEPW + ECHKXCOL + EFIXXCOL + EMINOR + EKILL + EMOD, ubacks, NULL, 1, USTR "delch"},
{USTR "backsmenu", TYPEMENU, umbacks, NULL, 1, NULL},
{USTR "backw", TYPETW + TYPEPW + ECHKXCOL + EFIXXCOL + EKILL + EMOD, ubackw, NULL, 1, USTR "delw"},
{USTR "beep", TYPETW + TYPEPW + TYPEMENU + TYPEQW, ubeep, NULL, 0, NULL},
{USTR "begin_marking", TYPETW + TYPEPW, ubegin_marking, NULL, 0, NULL},
{USTR "bknd", TYPETW, ubknd, NULL, 0, NULL},
{USTR "bkwdc", TYPETW + TYPEPW, ubkwdc, NULL, 1, USTR "fwrdc"},
{USTR "blkcpy", TYPETW + TYPEPW + EFIXXCOL + EMOD + EBLOCK, ublkcpy, NULL, 1, NULL},
{USTR "blkdel", TYPETW + TYPEPW + EFIXXCOL + EKILL + EMOD + EBLOCK, ublkdel, NULL, 0, NULL},
{USTR "blkmove", TYPETW + TYPEPW + EFIXXCOL + EMOD + EBLOCK, ublkmove, NULL, 0, NULL},
{USTR "blksave", TYPETW + TYPEPW + EBLOCK, ublksave, NULL, 0, NULL},
{USTR "bof", TYPETW + TYPEPW + EMOVE + EFIXXCOL, u_goto_bof, NULL, 0, NULL},
{USTR "bofmenu", TYPEMENU, umbof, NULL, 0, NULL},
{USTR "bol", TYPETW + TYPEPW + EFIXXCOL, u_goto_bol, NULL, 0, NULL},
{USTR "bolmenu", TYPEMENU, umbol, NULL, 0, NULL},
{USTR "bop", TYPETW + TYPEPW + EFIXXCOL, ubop, NULL, 1, USTR "eop"},
{USTR "bos", TYPETW + TYPEPW + EMOVE, ubos, NULL, 0, NULL},
{USTR "bufed", TYPETW, ubufed, NULL, 0, NULL},
{USTR "build", TYPETW + TYPEPW, ubuild, NULL, 0, NULL},
{USTR "byte", TYPETW + TYPEPW, ubyte, NULL, 0, NULL},
{USTR "cancel", TYPETW + TYPEPW + TYPEMENU + TYPEQW, ucancel, NULL, 0, NULL},
{USTR "center", TYPETW + TYPEPW + EFIXXCOL + EMOD, ucenter, NULL, 1, NULL},
{USTR "charset", TYPETW + TYPEPW, ucharset, NULL, 0, NULL},
{USTR "ctrl", TYPETW + TYPEPW + EMOD, uctrl, NULL, 0, NULL},
{USTR "col", TYPETW + TYPEPW, ucol, NULL, 0, NULL},
{USTR "complete", TYPEPW + EMINOR + EMOD, ucmplt, NULL, 0, NULL},
{USTR "copy", TYPETW + TYPEPW, ucopy, NULL, 0, NULL},
{USTR "crawll", TYPETW + TYPEPW, ucrawll, NULL, 1, USTR "crawlr"},
{USTR "crawlr", TYPETW + TYPEPW, ucrawlr, NULL, 1, USTR "crawll"},
{USTR "defmdown", TYPETW+TYPEPW+TYPEQW+TYPEMENU, udefmdown, 0, 0, 0 },
{USTR "defmup", TYPETW+TYPEPW, udefmup, 0, 0, 0 },
{USTR "defmdrag", TYPETW+TYPEPW, udefmdrag, 0, 0, 0 },
{USTR "defm2down", TYPETW+TYPEPW+TYPEMENU, udefm2down, 0, 0, 0 },
{USTR "defm2up", TYPETW+TYPEPW, udefm2up, 0, 0, 0 },
{USTR "defm2drag", TYPETW+TYPEPW, udefm2drag, 0, 0, 0 },
{USTR "defm3down", TYPETW+TYPEPW, udefm3down, 0, 0, 0 },
{USTR "defm3up", TYPETW+TYPEPW, udefm3up, 0, 0, 0 },
{USTR "defm3drag", TYPETW+TYPEPW, udefm3drag, 0, 0, 0 },
{USTR "delbol", TYPETW + TYPEPW + EFIXXCOL + EKILL + EMOD, udelbl, NULL, 1, USTR "deleol"},
{USTR "delch", TYPETW + TYPEPW + ECHKXCOL + EFIXXCOL + EMINOR + EKILL + EMOD, udelch, NULL, 1, USTR "backs"},
{USTR "deleol", TYPETW + TYPEPW + EKILL + EMOD, udelel, NULL, 1, USTR "delbol"},
{USTR "dellin", TYPETW + TYPEPW + EFIXXCOL + EKILL + EMOD, udelln, NULL, 1, NULL},
{USTR "delw", TYPETW + TYPEPW + EFIXXCOL + ECHKXCOL + EKILL + EMOD, u_word_delete, NULL, 1, USTR "backw"},
{USTR "dnarw", TYPETW + TYPEPW + EMOVE, udnarw, NULL, 1, USTR "uparw"},
{USTR "dnarwmenu", TYPEMENU, umdnarw, NULL, 1, USTR "uparwmenu"},
{USTR "dnslide", TYPETW + TYPEPW + TYPEMENU + TYPEQW + EMOVE, udnslide, NULL, 1, USTR "upslide"},
{USTR "dnslidemenu", TYPEMENU, umscrdn, NULL, 1, USTR "upslidemenu"},
{USTR "drop", TYPETW + TYPEPW, udrop, NULL, 0, NULL},
{USTR "dupw", TYPETW, uduptw, NULL, 0, NULL},
{USTR "edit", TYPETW, uedit, NULL, 0, NULL},
{USTR "else", TYPETW+TYPEPW+TYPEMENU+TYPEQW+EMETA, uelse, 0, 0, 0 },
{USTR "elsif", TYPETW+TYPEPW+TYPEMENU+TYPEQW+EMETA, uelsif, 0, 0, 0 },
{USTR "endif", TYPETW+TYPEPW+TYPEMENU+TYPEQW+EMETA, uendif, 0, 0, 0 },
{USTR "eof", TYPETW + TYPEPW + EFIXXCOL + EMOVE, u_goto_eof, NULL, 0, NULL},
{USTR "eofmenu", TYPEMENU, umeof, NULL, 0, NULL},
{USTR "eol", TYPETW + TYPEPW + EFIXXCOL, u_goto_eol, NULL, 0, NULL},
{USTR "eolmenu", TYPEMENU, umeol, NULL, 0, NULL},
{USTR "eop", TYPETW + TYPEPW + EFIXXCOL, ueop, NULL, 1, USTR "bop"},
{USTR "execmd", TYPETW + TYPEPW, uexecmd, NULL, 0, NULL},
{USTR "explode", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uexpld, NULL, 0, NULL},
{USTR "exsave", TYPETW + TYPEPW, uexsve, NULL, 0, NULL},
{USTR "ffirst", TYPETW + TYPEPW, pffirst, NULL, 0, NULL},
{USTR "filt", TYPETW + TYPEPW + EMOD + EBLOCK, ufilt, NULL, 0, NULL},
{USTR "finish", TYPETW + TYPEPW + EMOD, ufinish, NULL, 1, NULL},
{USTR "fnext", TYPETW + TYPEPW, pfnext, NULL, 1, NULL},
{USTR "format", TYPETW + TYPEPW + EFIXXCOL + EMOD, uformat, NULL, 1, NULL},
{USTR "fmtblk", TYPETW + EMOD + EFIXXCOL + EBLOCK, ufmtblk, NULL, 1, NULL},
{USTR "fwrdc", TYPETW + TYPEPW, ufwrdc, NULL, 1, USTR "bkwdc"},
{USTR "gomark", TYPETW + TYPEPW + EMOVE, ugomark, NULL, 0, NULL},
{USTR "grep", TYPETW, ugrep, NULL, 0, NULL},
{USTR "groww", TYPETW, ugroww, NULL, 1, USTR "shrinkw"},
{USTR "if", TYPETW+TYPEPW+TYPEMENU+TYPEQW+EMETA, uif, 0, 0, 0 },
{USTR "isrch", TYPETW + TYPEPW, uisrch, NULL, 0, NULL},
{USTR "jump", TYPETW, ujump, NULL, 0, NULL },
{USTR "killjoe", TYPETW + TYPEPW + TYPEMENU + TYPEQW, ukilljoe, NULL, 0, NULL},
{USTR "killproc", TYPETW + TYPEPW, ukillpid, NULL, 0, NULL},
{USTR "help", TYPETW + TYPEPW + TYPEQW, u_help, NULL, 0, NULL},
{USTR "home", TYPETW + TYPEPW + EFIXXCOL, uhome, NULL, 0, NULL},
{USTR "hnext", TYPETW + TYPEPW + TYPEQW, u_help_next, NULL, 0, NULL},
{USTR "hprev", TYPETW + TYPEPW + TYPEQW, u_help_prev, NULL, 0, NULL},
{USTR "insc", TYPETW + TYPEPW + EFIXXCOL + EMOD, uinsc, NULL, 1, USTR "delch"},
{USTR "keymap", TYPETW, ukeymap, 0, 0, 0 }, /* JM */
{USTR "insf", TYPETW + TYPEPW + EMOD, uinsf, NULL, 0, NULL},
{USTR "language", TYPETW + TYPEPW, ulanguage, NULL, 0, NULL},
{USTR "lindent", TYPETW + TYPEPW + EFIXXCOL + EMOD + EBLOCK, ulindent, NULL, 1, USTR "rindent"},
{USTR "line", TYPETW + TYPEPW, uline, NULL, 0, NULL},
{USTR "lose", TYPETW + TYPEPW, ulose, NULL, 0, NULL},
{USTR "lower", TYPETW + TYPEPW + EMOD + EBLOCK, ulower, NULL, 0, NULL},
{USTR "ltarw", TYPETW + TYPEPW /* + EFIXXCOL + ECHKXCOL */, u_goto_left, NULL, 1, USTR "rtarw"},
{USTR "ltarwmenu", TYPEMENU, umltarw, NULL, 1, USTR "rtarwmenu"},
{USTR "macros", TYPETW + EFIXXCOL, umacros, NULL, 0, NULL},
{USTR "debug_joe", TYPETW + EFIXXCOL, udebug_joe, NULL, 0, NULL},
{USTR "markb", TYPETW + TYPEPW, umarkb, NULL, 0, NULL},
{USTR "markk", TYPETW + TYPEPW, umarkk, NULL, 0, NULL},
{USTR "markl", TYPETW + TYPEPW, umarkl, NULL, 0, NULL},
{USTR "math", TYPETW + TYPEPW, umath, NULL, 0, NULL},
{USTR "menu", TYPETW + TYPEPW + TYPEQW, umenu, NULL, 0, NULL},
{USTR "mode", TYPETW + TYPEPW + TYPEQW, umode, NULL, 0, NULL},
{USTR "msg", TYPETW + TYPEPW + TYPEQW + TYPEMENU, umsg, NULL, 0, NULL},
{USTR "mfit", TYPETW, umfit, NULL, 0, NULL},
{USTR "mwind", TYPETW, umwind, NULL, 0, NULL},
{USTR "name", TYPETW + TYPEPW, uname_joe, NULL, 0, NULL},
{USTR "nbuf", TYPETW, unbuf, NULL, 1, USTR "pbuf"},
{USTR "nedge", TYPETW + TYPEPW + EFIXXCOL, unedge, NULL, 1, USTR "pedge"},
{USTR "nextpos", TYPETW + TYPEPW + EFIXXCOL + EMID + EPOS, unextpos, NULL, 1, USTR "prevpos"},
{USTR "nextw", TYPETW + TYPEPW + TYPEMENU + TYPEQW, unextw, NULL, 1, USTR "prevw"},
{USTR "nextword", TYPETW + TYPEPW + EFIXXCOL, u_goto_next, NULL, 1, USTR "prevword"},
{USTR "nmark", TYPETW + TYPEPW, unmark, NULL, 0, NULL},
{USTR "notmod", TYPETW, unotmod, NULL, 0, NULL},
{USTR "nxterr", TYPETW, unxterr, NULL, 1, USTR "prverr"},
{USTR "open", TYPETW + TYPEPW + EFIXXCOL + EMOD, uopen, NULL, 1, USTR "deleol"},
{USTR "parserr", TYPETW, uparserr, NULL, 0, NULL},
{USTR "paste", TYPETW + TYPEPW + EMOD, upaste, NULL, 0, NULL },
{USTR "pbuf", TYPETW, upbuf, NULL, 1, USTR "nbuf"},
{USTR "pedge", TYPETW + TYPEPW + EFIXXCOL, upedge, NULL, 1, USTR "nedge"},
{USTR "pgdn", TYPETW + TYPEPW + TYPEMENU + TYPEQW + EMOVE, upgdn, NULL, 1, USTR "pgup"},
{USTR "pgdnmenu", TYPEMENU, umpgdn, NULL, 1, USTR "pgupmenu"},
{USTR "pgup", TYPETW + TYPEPW + TYPEMENU + TYPEQW + EMOVE, upgup, NULL, 1, USTR "pgdn"},
{USTR "pgupmenu", TYPEMENU, umpgup, NULL, 1, USTR "pgdnmenu"},
{USTR "picokill", TYPETW + TYPEPW + EFIXXCOL + EKILL + EMOD, upicokill, NULL, 1, NULL},
{USTR "play", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uplay, NULL, 1, NULL}, /* EFIXX? */
{USTR "prevpos", TYPETW + TYPEPW + EPOS + EMID + EFIXXCOL, uprevpos, NULL, 1, USTR "nextpos"},
{USTR "prevw", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uprevw, NULL, 1, USTR "nextw"},
{USTR "prevword", TYPETW + TYPEPW + EFIXXCOL + ECHKXCOL, u_goto_prev, NULL, 1, USTR "nextword"},
{USTR "prverr", TYPETW, uprverr, NULL, 1, USTR "nxterr"},
{USTR "psh", TYPETW + TYPEPW + TYPEMENU + TYPEQW, upsh, NULL, 0, NULL},
{USTR "pop", TYPETW + TYPEPW + TYPEMENU + TYPEQW, upop, NULL, 0, NULL},
{USTR "qrepl", TYPETW + TYPEPW + EMOD, pqrepl, NULL, 0, NULL},
{USTR "query", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uquery, NULL, 0, NULL},
{USTR "querysave", TYPETW, uquerysave, NULL, 0, NULL},
{USTR "quote", TYPETW + TYPEPW + EMOD, uquote, NULL, 0, NULL},
{USTR "quote8", TYPETW + TYPEPW + EMOD, uquote8, NULL, 0, NULL},
{USTR "record", TYPETW + TYPEPW + TYPEMENU + TYPEQW, urecord, NULL, 0, NULL},
{USTR "redo", TYPETW + TYPEPW + EFIXXCOL, uredo, NULL, 1, USTR "undo"},
{USTR "reload", TYPETW, ureload, NULL, 0, NULL },
{USTR "reloadall", TYPETW, ureload_all, NULL, 0, NULL },
{USTR "retype", TYPETW + TYPEPW + TYPEMENU + TYPEQW, uretyp, NULL, 0, NULL},
{USTR "rfirst", TYPETW + TYPEPW, prfirst, NULL, 0, NULL},
{USTR "rindent", TYPETW + TYPEPW + EFIXXCOL + EMOD + EBLOCK, urindent, NULL, 1, USTR "lindent"},
{USTR "run", TYPETW + TYPEPW, urun, NULL, 0, NULL},
{USTR "rsrch", TYPETW + TYPEPW, ursrch, NULL, 0, NULL},
{USTR "rtarw", TYPETW + TYPEPW /* + EFIXXCOL */, u_goto_right, NULL, 1, USTR "ltarw"}, /* EFIX removed for picture mode */
{USTR "rtarwmenu", TYPEMENU, umrtarw, NULL, 1, USTR "ltarwmenu"},
{USTR "rtn", TYPETW + TYPEPW + TYPEMENU + TYPEQW + EMOD, urtn, NULL, 1, NULL},
{USTR "save", TYPETW + TYPEPW, usave, NULL, 0, NULL},
{USTR "savenow", TYPETW + TYPEPW, usavenow, NULL, 0, NULL},
{USTR "scratch", TYPETW + TYPEPW, uscratch, NULL, 0, NULL},
{USTR "select", TYPETW + TYPEPW, uselect, NULL, 0, NULL},
{USTR "setmark", TYPETW + TYPEPW, usetmark, NULL, 0, NULL},
{USTR "shell", TYPETW + TYPEPW + TYPEMENU + TYPEQW, ushell, NULL, 0, NULL},
{USTR "showerr", TYPETW + TYPEPW, ucurrent_msg, NULL, 0, NULL},
{USTR "shrinkw", TYPETW, ushrnk, NULL, 1, USTR "groww"},
{USTR "splitw", TYPETW, usplitw, NULL, 0, NULL},
{USTR "stat", TYPETW + TYPEPW, ustat, NULL, 0, NULL},
{USTR "stop", TYPETW + TYPEPW + TYPEMENU + TYPEQW, ustop, NULL, 0, NULL},
{USTR "swap", TYPETW + TYPEPW + EFIXXCOL, uswap, NULL, 0, NULL},
{USTR "switch", TYPETW + TYPEPW, uswitch, NULL, 0, NULL},
{USTR "sys", TYPETW + TYPEPW, usys, NULL, 0, NULL },
{USTR "tabmenu", TYPEMENU, umtab, NULL, 1, USTR "ltarwmenu"},
{USTR "tag", TYPETW + TYPEPW, utag, NULL, 0, NULL},
{USTR "toggle_marking", TYPETW + TYPEPW, utoggle_marking, NULL, 0, NULL},
{USTR "then", TYPEPW+EMOD, urtn, 0, 0, 0 },
{USTR "tomarkb", TYPETW + TYPEPW + EFIXXCOL + EBLOCK, utomarkb, NULL, 0, NULL},
{USTR "tomarkbk", TYPETW + TYPEPW + EFIXXCOL + EBLOCK, utomarkbk, NULL, 0, NULL},
{USTR "tomarkk", TYPETW + TYPEPW + EFIXXCOL + EBLOCK, utomarkk, NULL, 0, NULL},
{USTR "tomatch", TYPETW + TYPEPW + EFIXXCOL, utomatch, NULL, 0, NULL},
{USTR "tomouse", TYPETW+TYPEPW+TYPEQW+TYPEMENU, utomouse, 0, 0, 0 },
{USTR "tos", TYPETW + TYPEPW + EMOVE, utos, NULL, 0, NULL},
{USTR "tw0", TYPETW + TYPEPW + TYPEQW + TYPEMENU, utw0, NULL, 0, NULL},
{USTR "tw1", TYPETW + TYPEPW + TYPEQW + TYPEMENU, utw1, NULL, 0, NULL},
{USTR "txt", TYPETW + TYPEPW, utxt, NULL, 0, NULL},
{USTR "type", TYPETW + TYPEPW + TYPEQW + TYPEMENU + EMINOR + EMOD, utype, NULL, 1, USTR "backs"},
{USTR "undo", TYPETW + TYPEPW + EFIXXCOL, uundo, NULL, 1, USTR "redo"},
{USTR "uparw", TYPETW + TYPEPW + EMOVE, uuparw, NULL, 1, USTR "dnarw"},
{USTR "uparwmenu", TYPEMENU, umuparw, NULL, 1, USTR "dnarwmenu"},
{USTR "upper", TYPETW + TYPEPW + EMOD + EBLOCK, uupper, NULL, 0, NULL},
{USTR "upslide", TYPETW + TYPEPW + TYPEMENU + TYPEQW + EMOVE, uupslide, NULL, 1, USTR "dnslide"},
{USTR "upslidemenu", TYPEMENU, umscrup, NULL, 1, USTR "dnslidemenu"},
{USTR "xtmouse", TYPETW+TYPEPW+TYPEMENU+TYPEQW, uxtmouse, 0, 0, 0 },
{USTR "yank", TYPETW + TYPEPW + EFIXXCOL + EMOD, uyank, NULL, 1, NULL},
{USTR "yapp", TYPETW + TYPEPW + EKILL, uyapp, NULL, 0, NULL},
{USTR "yankpop", TYPETW + TYPEPW + EFIXXCOL + EMOD, uyankpop, NULL, 1, NULL}
};
/* Steal Lock dialog */
int nolocks;
#define LOCKMSG2 _("Could not create lock. (I) edit anyway, (Q) cancel edit? ")
#define LOCKMSG1 _("Locked by %s. (S)teal lock, (I) edit anyway, (Q) cancel edit? ")
unsigned char *steallock_key= (unsigned char *) _("|steal the lock|sS");
unsigned char *canceledit_key= (unsigned char *) _("|cancel edit due to lock|qQ");
unsigned char *ignorelock_key= (unsigned char *) _("|ignore lock, continue with edit|iI");
int steal_lock(BW *bw,int c,B *b,int *notify)
{
if (yncheck(steallock_key, c)) {
unsigned char bf1[256];
unsigned char bf[300];
unlock_it(b->name);
if (lock_it(b->name,bf1)) {
int x;
for(x=0;bf1[x] && bf1[x]!=':';++x);
bf1[x]=0;
if(bf1[0])
joe_snprintf_1(bf,sizeof(bf),joe_gettext(LOCKMSG1),bf1);
else
joe_snprintf_0(bf,sizeof(bf),joe_gettext(LOCKMSG2));
if (mkqw(bw->parent, sz(bf), steal_lock, NULL, b, notify)) {
return 0;
} else {
if (notify)
*notify = -1;
return -1;
}
} else {
b->locked=1;
if (notify)
*notify = 1;
return 0;
}
} else if (yncheck(ignorelock_key, c)) {
b->locked=1;
b->ignored_lock=1;
if (notify)
*notify = 1;
return 0;
} else if (yncheck(canceledit_key, c)) {
if (notify)
*notify = 1;
return 0;
} else {
if (mkqw(bw->parent, sz(joe_gettext(LOCKMSG2)), steal_lock, NULL, b, notify)) {
return 0;
} else
return -1;
}
}
int file_changed(BW *bw,int c,B *b,int *notify)
{
if (mkqw(bw->parent, sz(joe_gettext(_("Notice: File on disk changed! (hit ^C to continue) "))), file_changed, NULL, b, notify)) {
b->gave_notice = 1;
return 0;
} else
return -1;
}
/* Try to lock: start dialog if we can't. Returns 0 if we couldn't lock */
int try_lock(BW *bw,B *b)
{
/* First time we modify the file */
/* If we're a plain file, acquire lock */
if (!nolocks && plain_file(b)) {
unsigned char bf1[256];
unsigned char bf[300];
int x;
/* It's a plain file- try to lock it */
if (lock_it(b->name,bf1)) {
for(x=0;bf1[x] && bf1[x]!=':';++x);
bf1[x]=0;
if(bf1[0])
joe_snprintf_1(bf,sizeof(bf),joe_gettext(LOCKMSG1),bf1);
else
joe_snprintf_0(bf,sizeof(bf),joe_gettext(LOCKMSG2));
if (mkqw(bw->parent, sz(bf), steal_lock, NULL, b, NULL)) {
uquery(bw);
if (!b->locked)
return 0;
} else
return 0;
} else {
/* Remember to unlock it */
b->locked = 1;
}
}
return 1;
}
/* Called when we are about to modify a buffer */
/* Returns 0 if we're not allowed to modify buffer */
#define CHECK_INTERVAL 15
int nomodcheck;
int modify_logic(BW *bw,B *b)
{
if (last_time > b->check_time + CHECK_INTERVAL) {
b->check_time = last_time;
if (!nomodcheck && !b->gave_notice && check_mod(b)) {
file_changed(bw,0,b,NULL);
return 0;
}
}
if (b != bw->b) {
if (!b->didfirst) {
/* This happens when we try to block move from a window
which is not on the screen */
if (bw->o.mfirst) {
msgnw(bw->parent,joe_gettext(_("Modify other window first for macro")));
return 0;
}
b->didfirst = 1;
if (bw->o.mfirst)
exmacro(bw->o.mfirst,1);
}
if (b->rdonly) {
msgnw(bw->parent,joe_gettext(_("Other buffer is read only")));
if (joe_beep)
ttputc(7);
return 0;
} else if (!b->changed && !b->locked) {
if (!try_lock(bw,b))
return 0;
}
} else {
if (!b->didfirst) {
b->didfirst = 1;
if (bw->o.mfirst)
exmacro(bw->o.mfirst,1);
}
if (b->rdonly) {
msgnw(bw->parent,joe_gettext(_("Read only")));
if (joe_beep)
ttputc(7);
return 0;
} else if (!b->changed && !b->locked) {
if (!try_lock(bw,b))
return 0;
}
}
return 1;
}
/* Execute a command n with key k */
int execmd(CMD *cmd, int k)
{
BW *bw = (BW *) maint->curwin->object;
int ret = -1;
/* Warning: bw is a BW * only if maint->curwin->watom->what &
(TYPETW|TYPEPW) */
#ifdef junk
/* Send data to shell window: this is broken ^K ^H (help) sends its ^H to shell */
if ((maint->curwin->watom->what & TYPETW) && bw->b->pid && (piseof(bw->cursor) || bw->b->vt && bw->cursor->byte == bw->b->vt->vtcur->byte) &&
(k==3 || k==9 || k==13 || k==8 || k==127 || k==4 || (cmd->func==utype /* && k>=32 && k<256 */))) {
unsigned char c = k;
joe_write(bw->b->out, &c, 1);
return 0;
}
#endif
if (cmd->m)
return exmacro(cmd->m, 0);
/* We don't execute if we have to fix the column position first
* (i.e., left arrow when cursor is in middle of nowhere) */
if (cmd->flag & ECHKXCOL) {
if (bw->o.hex)
bw->cursor->xcol = piscol(bw->cursor);
else if (bw->cursor->xcol != piscol(bw->cursor))
goto skip;
}
/* Don't execute command if we're in wrong type of window */
if (!(cmd->flag & maint->curwin->watom->what))
goto skip;
/* Complete selection for block commands */
if ((cmd->flag & EBLOCK) && nowmarking)
utoggle_marking(maint->curwin->object);
/* We are about to modify the file */
if ((maint->curwin->watom->what & TYPETW) && (cmd->flag & EMOD)) {
if (!modify_logic(bw,bw->b))
goto skip;
}
/* Execute command */
ret = cmd->func(maint->curwin->object, k);
if (smode)
--smode;
/* Don't update anything if we're going to leave */
if (leave)
return 0;
/* cmd->func could have changed bw on us */
/* This is bad: maint->curwin might not be the same window */
/* Safer would be to attach a pointer to curwin- if curwin
gets clobbered, so does pointer. */
bw = (BW *) maint->curwin->object;
/* Maintain position history */
/* If command was not a positioning command */
if (!(cmd->flag & EPOS)
&& (maint->curwin->watom->what & (TYPETW | TYPEPW)))
afterpos();
/* If command was not a movement */
if (!(cmd->flag & (EMOVE | EPOS)) && (maint->curwin->watom->what & (TYPETW | TYPEPW)))
aftermove(maint->curwin, bw->cursor);
if (cmd->flag & EKILL)
justkilled = 1;
else
justkilled = 0;
skip:
/* Make dislayed cursor column equal the actual cursor column
* for commands which arn't simple vertical movements */
if (cmd->flag & EFIXXCOL)
bw->cursor->xcol = piscol(bw->cursor);
/* Recenter cursor to middle of screen */
if (cmd->flag & EMID) {
int omid = mid;
mid = 1;
dofollows();
mid = omid;
}
if (joe_beep && ret)
ttputc(7);
return ret;
}
void do_auto_scroll()
{
static CMD *scrup = 0;
static CMD *scrdn = 0;
static CMD *drag = 0;
if (!scrup) {
scrup = findcmd(USTR "upslide");
scrdn = findcmd(USTR "dnslide");
drag = findcmd(USTR "defmdrag");
}
if (auto_scroll > 0)
execmd(scrdn,0);
else if (auto_scroll < 0)
execmd(scrup,0);
execmd(drag,0);
reset_trig_time();
}
/* Return command table index for given command name */
HASH *cmdhash = NULL;
static void izcmds(void)
{
int x;
cmdhash = htmk(256);
for (x = 0; x != sizeof(cmds) / sizeof(CMD); ++x)
htadd(cmdhash, cmds[x].name, cmds + x);
}
CMD *findcmd(unsigned char *s)
{
if (!cmdhash)
izcmds();
return (CMD *) htfind(cmdhash, s);
}
void addcmd(unsigned char *s, MACRO *m)
{
CMD *cmd = (CMD *) joe_malloc(sizeof(CMD));
if (!cmdhash)
izcmds();
cmd->name = zdup(s);
cmd->flag = 0;
cmd->func = NULL;
cmd->m = m;
cmd->arg = 1;
cmd->negarg = NULL;
htadd(cmdhash, cmd->name, cmd);
}
static unsigned char **getcmds(void)
{
unsigned char **s = vaensure(NULL, sizeof(cmds) / sizeof(CMD));
int x;
HENTRY *e;
for (x = 0; x != cmdhash->len; ++x)
for (e = cmdhash->tab[x]; e; e = e->next)
s = vaadd(s, vsncpy(NULL, 0, sz(e->name)));
vasort(s, aLen(s));
return s;
}
/* Command line */
unsigned char **scmds = NULL; /* Array of command names */
static int cmdcmplt(BW *bw)
{
if (!scmds)
scmds = getcmds();
return simple_cmplt(bw,scmds);
}
static int docmd(BW *bw, unsigned char *s, void *object, int *notify)
{
MACRO *mac;
int ret = -1;
mac = mparse(NULL, s, &ret);
if (ret < 0) {
msgnw(bw->parent,joe_gettext(_("No such command")));
} else {
ret = exmacro(mac, 1);
rmmacro(mac);
}
#ifdef junk
CMD *cmd = findcmd(s);
vsrm(s); /* allocated in pw.c::rtnpw() */
if (!cmd)
msgnw(bw->parent,joe_gettext(_("No such command")));
else {
mac = mkmacro(-1, 0, 0, cmd);
ret = exmacro(mac, 1);
rmmacro(mac);
}
#endif
if (notify)
*notify = 1;
return ret;
}
B *cmdhist = NULL;
int uexecmd(BW *bw)
{
if (wmkpw(bw->parent, joe_gettext(USTR _("Command: ")), &cmdhist, docmd, USTR "cmd", NULL, cmdcmplt, NULL, NULL, locale_map, 0)) {
return 0;
} else {
return -1;
}
}