mirror of
https://hacklab.nilfm.cc/acme
synced 2024-10-22 14:31:48 +00:00
Derek Stevens
2908f1ff9b
window tag/body with keyboard focus will render tick in hilighted text color; doesn't work yet for column/row tags
1774 lines
40 KiB
C
1774 lines
40 KiB
C
#include <u.h>
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#include <libc.h>
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#include <bio.h>
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#include <draw.h>
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#include <thread.h>
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#include <cursor.h>
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#include <mouse.h>
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#include <keyboard.h>
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#include "libframe/frame.h"
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#include <fcall.h>
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#include <plumb.h>
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#include <libsec.h>
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#include <9pclient.h>
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#include "dat.h"
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#include "fns.h"
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Buffer snarfbuf;
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/*
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* These functions get called as:
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*
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* fn(et, t, argt, flag1, flag1, flag2, s, n);
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*
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* Where the arguments are:
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*
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* et: the Text* in which the executing event (click) occurred
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* t: the Text* containing the current selection (Edit, Cut, Snarf, Paste)
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* argt: the Text* containing the argument for a 2-1 click.
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* e->flag1: from Exectab entry
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* e->flag2: from Exectab entry
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* s: the command line remainder (e.g., "x" if executing "Dump x")
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* n: length of s (s is *not* NUL-terminated)
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*/
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void doabort(Text*, Text*, Text*, int, int, Rune*, int);
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void del(Text*, Text*, Text*, int, int, Rune*, int);
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void delcol(Text*, Text*, Text*, int, int, Rune*, int);
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void dotfiles(Text*, Text*, Text*, int, int, Rune*, int);
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void dump(Text*, Text*, Text*, int, int, Rune*, int);
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void edit(Text*, Text*, Text*, int, int, Rune*, int);
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void xexit(Text*, Text*, Text*, int, int, Rune*, int);
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void fontx(Text*, Text*, Text*, int, int, Rune*, int);
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void get(Text*, Text*, Text*, int, int, Rune*, int);
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void id(Text*, Text*, Text*, int, int, Rune*, int);
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void incl(Text*, Text*, Text*, int, int, Rune*, int);
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void indent(Text*, Text*, Text*, int, int, Rune*, int);
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void xkill(Text*, Text*, Text*, int, int, Rune*, int);
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void local(Text*, Text*, Text*, int, int, Rune*, int);
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void look(Text*, Text*, Text*, int, int, Rune*, int);
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void newcol(Text*, Text*, Text*, int, int, Rune*, int);
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void paste(Text*, Text*, Text*, int, int, Rune*, int);
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void put(Text*, Text*, Text*, int, int, Rune*, int);
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void putall(Text*, Text*, Text*, int, int, Rune*, int);
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void sendx(Text*, Text*, Text*, int, int, Rune*, int);
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void sort(Text*, Text*, Text*, int, int, Rune*, int);
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void tab(Text*, Text*, Text*, int, int, Rune*, int);
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void zeroxx(Text*, Text*, Text*, int, int, Rune*, int);
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typedef struct Exectab Exectab;
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struct Exectab {
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Rune* name;
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void (*fn)(Text*, Text*, Text*, int, int, Rune*, int);
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int mark;
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int flag1;
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int flag2;
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};
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static Rune LAbort[] = {'A', 'b', 'o', 'r', 't', 0};
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static Rune LCut[] = {'C', 'u', 't', 0};
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static Rune LDel[] = {'D', 'e', 'l', 0};
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static Rune LDelcol[] = {'D', 'e', 'l', 'c', 'o', 'l', 0};
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static Rune LDelete[] = {'D', 'e', 'l', 'e', 't', 'e', 0};
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static Rune LDump[] = {'D', 'u', 'm', 'p', 0};
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static Rune LEdit[] = {'E', 'd', 'i', 't', 0};
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static Rune LExit[] = {'E', 'x', 'i', 't', 0};
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static Rune LFont[] = {'F', 'o', 'n', 't', 0};
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static Rune LGet[] = {'G', 'e', 't', 0};
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static Rune LID[] = {'I', 'D', 0};
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static Rune LIncl[] = {'I', 'n', 'c', 'l', 0};
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static Rune LIndent[] = {'I', 'n', 'd', 'e', 'n', 't', 0};
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static Rune LKill[] = {'K', 'i', 'l', 'l', 0};
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static Rune LLoad[] = {'L', 'o', 'a', 'd', 0};
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static Rune LLocal[] = {'L', 'o', 'c', 'a', 'l', 0};
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static Rune LLook[] = {'L', 'o', 'o', 'k', 0};
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static Rune LNew[] = {'N', 'e', 'w', 0};
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static Rune LNewcol[] = {'N', 'e', 'w', 'c', 'o', 'l', 0};
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static Rune LPaste[] = {'P', 'a', 's', 't', 'e', 0};
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static Rune LPut[] = {'P', 'u', 't', 0};
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static Rune LPutall[] = {'P', 'u', 't', 'a', 'l', 'l', 0};
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static Rune LRedo[] = {'R', 'e', 'd', 'o', 0};
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static Rune LSend[] = {'S', 'e', 'n', 'd', 0};
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static Rune LSnarf[] = {'S', 'n', 'a', 'r', 'f', 0};
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static Rune LSort[] = {'S', 'o', 'r', 't', 0};
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static Rune LSpaces[] = {'S', 'p', 'a', 'c', 'e', 's', 0};
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static Rune LTab[] = {'T', 'a', 'b', 0};
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static Rune LUndo[] = {'U', 'n', 'd', 'o', 0};
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static Rune LZerox[] = {'Z', 'e', 'r', 'o', 'x', 0};
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Exectab exectab[] = {
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{
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LAbort,
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doabort,
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FALSE,
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XXX,
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XXX,
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},
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{LCut, cut, TRUE, TRUE, TRUE},
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{LDel, del, FALSE, FALSE, XXX},
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{LDelcol, delcol, FALSE, XXX, XXX},
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{LDelete, del, FALSE, TRUE, XXX},
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{LDump, dump, FALSE, TRUE, XXX},
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{LEdit, edit, FALSE, XXX, XXX},
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{LExit, xexit, FALSE, XXX, XXX},
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{LFont, fontx, FALSE, XXX, XXX},
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{LGet, get, FALSE, TRUE, XXX},
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{LID, id, FALSE, XXX, XXX},
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{LIncl, incl, FALSE, XXX, XXX},
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{LIndent, indent, FALSE, AUTOINDENT, XXX},
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{LKill, xkill, FALSE, XXX, XXX},
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{LLoad, dump, FALSE, FALSE, XXX},
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{LLocal, local, FALSE, XXX, XXX},
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{LLook, look, FALSE, XXX, XXX},
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{LNew, new, FALSE, XXX, XXX},
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{LNewcol, newcol, FALSE, XXX, XXX},
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{LPaste, paste, TRUE, TRUE, XXX},
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{LPut, put, FALSE, XXX, XXX},
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{LPutall, putall, FALSE, XXX, XXX},
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{LRedo, undo, FALSE, FALSE, XXX},
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{LSend, sendx, TRUE, XXX, XXX},
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{LSnarf, cut, FALSE, TRUE, FALSE},
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{LSort, sort, FALSE, XXX, XXX},
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{LSpaces, indent, FALSE, SPACESINDENT, XXX},
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{LTab, tab, FALSE, XXX, XXX},
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{LUndo, undo, FALSE, TRUE, XXX},
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{LZerox, zeroxx, FALSE, XXX, XXX},
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{nil, 0, 0, 0, 0}};
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Exectab* lookup(Rune* r, int n) {
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Exectab* e;
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int nr;
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r = skipbl(r, n, &n);
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if (n == 0)
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return nil;
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findbl(r, n, &nr);
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nr = n - nr;
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for (e = exectab; e->name; e++)
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if (runeeq(r, nr, e->name, runestrlen(e->name)) == TRUE)
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return e;
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return nil;
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}
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int isexecc(int c) {
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if (isfilec(c))
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return 1;
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return c == '<' || c == '|' || c == '>';
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}
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void execute(Text* t, uint aq0, uint aq1, int external, Text* argt) {
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uint q0, q1;
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Rune *r, *s;
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char *b, *a, *aa;
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Exectab* e;
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int c, n, f;
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Runestr dir;
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q0 = aq0;
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q1 = aq1;
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if (q1 == q0) { /* expand to find word (actually file name) */
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/* if in selection, choose selection */
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if (t->q1 > t->q0 && t->q0 <= q0 && q0 <= t->q1) {
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q0 = t->q0;
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q1 = t->q1;
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} else {
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while (q1 < t->file->b.nc && isexecc(c = textreadc(t, q1)) && c != ':')
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q1++;
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while (q0 > 0 && isexecc(c = textreadc(t, q0 - 1)) && c != ':')
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q0--;
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if (q1 == q0)
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return;
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}
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}
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r = runemalloc(q1 - q0);
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bufread(&t->file->b, q0, r, q1 - q0);
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e = lookup(r, q1 - q0);
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if (!external && t->w != nil && t->w->nopen[QWevent] > 0) {
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f = 0;
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if (e)
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f |= 1;
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if (q0 != aq0 || q1 != aq1) {
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bufread(&t->file->b, aq0, r, aq1 - aq0);
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f |= 2;
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}
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aa = getbytearg(argt, TRUE, TRUE, &a);
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if (a) {
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if (strlen(a) > EVENTSIZE) { /* too big; too bad */
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free(r);
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free(aa);
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free(a);
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warning(nil, "argument string too long\n");
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return;
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}
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f |= 8;
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}
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c = 'x';
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if (t->what == Body)
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c = 'X';
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n = aq1 - aq0;
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if (n <= EVENTSIZE)
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winevent(t->w, "%c%d %d %d %d %.*S\n", c, aq0, aq1, f, n, n, r);
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else
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winevent(t->w, "%c%d %d %d 0 \n", c, aq0, aq1, f, n);
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if (q0 != aq0 || q1 != aq1) {
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n = q1 - q0;
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bufread(&t->file->b, q0, r, n);
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if (n <= EVENTSIZE)
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winevent(t->w, "%c%d %d 0 %d %.*S\n", c, q0, q1, n, n, r);
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else
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winevent(t->w, "%c%d %d 0 0 \n", c, q0, q1, n);
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}
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if (a) {
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winevent(t->w, "%c0 0 0 %d %s\n", c, utflen(a), a);
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if (aa)
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winevent(t->w, "%c0 0 0 %d %s\n", c, utflen(aa), aa);
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else
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winevent(t->w, "%c0 0 0 0 \n", c);
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}
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free(r);
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free(aa);
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free(a);
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return;
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}
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if (e) {
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if (e->mark && seltext != nil)
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if (seltext->what == Body) {
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seq++;
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filemark(seltext->w->body.file);
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}
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s = skipbl(r, q1 - q0, &n);
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s = findbl(s, n, &n);
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s = skipbl(s, n, &n);
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(*e->fn)(t, seltext, argt, e->flag1, e->flag2, s, n);
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free(r);
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return;
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}
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b = runetobyte(r, q1 - q0);
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free(r);
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dir = dirname(t, nil, 0);
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if (dir.nr == 1 && dir.r[0] == '.') { /* sigh */
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free(dir.r);
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dir.r = nil;
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dir.nr = 0;
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}
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aa = getbytearg(argt, TRUE, TRUE, &a);
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if (t->w)
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incref(&t->w->ref);
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run(t->w, b, dir.r, dir.nr, TRUE, aa, a, FALSE);
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}
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char* printarg(Text* argt, uint q0, uint q1) {
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char* buf;
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if (argt->what != Body || argt->file->name == nil)
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return nil;
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buf = emalloc(argt->file->nname + 32);
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if (q0 == q1)
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sprint(buf, "%.*S:#%d", argt->file->nname, argt->file->name, q0);
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else
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sprint(buf, "%.*S:#%d,#%d", argt->file->nname, argt->file->name, q0, q1);
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return buf;
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}
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char* getarg(Text* argt, int doaddr, int dofile, Rune** rp, int* nrp) {
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int n;
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Expand e;
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char* a;
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*rp = nil;
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*nrp = 0;
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if (argt == nil)
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return nil;
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a = nil;
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textcommit(argt, TRUE);
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if (expand(argt, argt->q0, argt->q1, &e)) {
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free(e.bname);
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if (e.nname && dofile) {
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e.name = runerealloc(e.name, e.nname + 1);
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if (doaddr)
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a = printarg(argt, e.q0, e.q1);
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*rp = e.name;
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*nrp = e.nname;
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return a;
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}
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free(e.name);
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} else {
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e.q0 = argt->q0;
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e.q1 = argt->q1;
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}
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n = e.q1 - e.q0;
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*rp = runemalloc(n + 1);
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bufread(&argt->file->b, e.q0, *rp, n);
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if (doaddr)
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a = printarg(argt, e.q0, e.q1);
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*nrp = n;
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return a;
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}
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char* getbytearg(Text* argt, int doaddr, int dofile, char** bp) {
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Rune* r;
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int n;
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char* aa;
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*bp = nil;
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aa = getarg(argt, doaddr, dofile, &r, &n);
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if (r == nil)
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return nil;
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*bp = runetobyte(r, n);
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free(r);
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return aa;
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}
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void doabort(Text* __0, Text* _0, Text* _1, int _2, int _3, Rune* _4, int _5) {
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static int n;
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USED(__0);
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USED(_0);
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USED(_1);
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USED(_2);
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USED(_3);
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USED(_4);
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USED(_5);
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if (n++ == 0)
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warning(nil, "executing Abort again will call abort()\n");
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else
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abort();
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}
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void newcol(Text* et, Text* _0, Text* _1, int _2, int _3, Rune* _4, int _5) {
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Column* c;
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Window* w;
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USED(_0);
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USED(_1);
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USED(_2);
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USED(_3);
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USED(_4);
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USED(_5);
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c = rowadd(et->row, nil, -1);
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if (c) {
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w = coladd(c, nil, nil, -1);
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winsettag(w);
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xfidlog(w, "new");
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}
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}
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void delcol(Text* et, Text* _0, Text* _1, int _2, int _3, Rune* _4, int _5) {
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int i;
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Column* c;
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Window* w;
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USED(_0);
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USED(_1);
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USED(_2);
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USED(_3);
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USED(_4);
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USED(_5);
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c = et->col;
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if (c == nil || colclean(c) == 0)
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return;
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for (i = 0; i < c->nw; i++) {
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w = c->w[i];
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if (
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w->nopen[QWevent] + w->nopen[QWaddr] + w->nopen[QWdata] +
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w->nopen[QWxdata] >
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0) {
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warning(
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nil,
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"can't delete column; %.*S is running an external command\n",
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w->body.file->nname,
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w->body.file->name);
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return;
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}
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}
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rowclose(et->col->row, et->col, TRUE);
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}
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void del(Text* et, Text* _0, Text* _1, int flag1, int _2, Rune* _3, int _4) {
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USED(_0);
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USED(_1);
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USED(_2);
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USED(_3);
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USED(_4);
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if (et->col == nil || et->w == nil)
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return;
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if (flag1 || et->w->body.file->ntext > 1 || winclean(et->w, FALSE))
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colclose(et->col, et->w, TRUE);
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}
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void sort(Text* et, Text* _0, Text* _1, int _2, int _3, Rune* _4, int _5) {
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USED(_0);
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USED(_1);
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USED(_2);
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USED(_3);
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USED(_4);
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USED(_5);
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if (et->col)
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colsort(et->col);
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}
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uint seqof(Window* w, int isundo) {
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/* if it's undo, see who changed with us */
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if (isundo)
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return w->body.file->seq;
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/* if it's redo, see who we'll be sync'ed up with */
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return fileredoseq(w->body.file);
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}
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void undo(Text* et, Text* _0, Text* _1, int flag1, int _2, Rune* _3, int _4) {
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int i, j;
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Column* c;
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Window* w;
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uint seq;
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USED(_0);
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USED(_1);
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USED(_2);
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USED(_3);
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USED(_4);
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if (et == nil || et->w == nil)
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return;
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seq = seqof(et->w, flag1);
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if (seq == 0) {
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/* nothing to undo */
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return;
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}
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/*
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* Undo the executing window first. Its display will update. other windows
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* in the same file will not call show() and jump to a different location in
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* the file. Simultaneous changes to other files will be chaotic, however.
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*/
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winundo(et->w, flag1);
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for (i = 0; i < row.ncol; i++) {
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c = row.col[i];
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for (j = 0; j < c->nw; j++) {
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w = c->w[j];
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if (w == et->w)
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continue;
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if (seqof(w, flag1) == seq)
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winundo(w, flag1);
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}
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}
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}
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|
|
char* getname(Text* t, Text* argt, Rune* arg, int narg, int isput) {
|
|
char* s;
|
|
Rune* r;
|
|
int i, n, promote;
|
|
Runestr dir;
|
|
|
|
getarg(argt, FALSE, TRUE, &r, &n);
|
|
promote = FALSE;
|
|
if (r == nil)
|
|
promote = TRUE;
|
|
else if (isput) {
|
|
/* if are doing a Put, want to synthesize name even for non-existent file */
|
|
/* best guess is that file name doesn't contain a slash */
|
|
promote = TRUE;
|
|
for (i = 0; i < n; i++)
|
|
if (r[i] == '/') {
|
|
promote = FALSE;
|
|
break;
|
|
}
|
|
if (promote) {
|
|
t = argt;
|
|
arg = r;
|
|
narg = n;
|
|
}
|
|
}
|
|
if (promote) {
|
|
n = narg;
|
|
if (n <= 0) {
|
|
s = runetobyte(t->file->name, t->file->nname);
|
|
return s;
|
|
}
|
|
/* prefix with directory name if necessary */
|
|
dir.r = nil;
|
|
dir.nr = 0;
|
|
if (n > 0 && arg[0] != '/') {
|
|
dir = dirname(t, nil, 0);
|
|
if (dir.nr == 1 && dir.r[0] == '.') { /* sigh */
|
|
free(dir.r);
|
|
dir.r = nil;
|
|
dir.nr = 0;
|
|
}
|
|
}
|
|
if (dir.r) {
|
|
r = runemalloc(dir.nr + n + 1);
|
|
runemove(r, dir.r, dir.nr);
|
|
free(dir.r);
|
|
if (dir.nr > 0 && r[dir.nr] != '/' && n > 0 && arg[0] != '/')
|
|
r[dir.nr++] = '/';
|
|
runemove(r + dir.nr, arg, n);
|
|
n += dir.nr;
|
|
} else {
|
|
r = runemalloc(n + 1);
|
|
runemove(r, arg, n);
|
|
}
|
|
}
|
|
s = runetobyte(r, n);
|
|
free(r);
|
|
if (strlen(s) == 0) {
|
|
free(s);
|
|
s = nil;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
void zeroxx(Text* et, Text* t, Text* _1, int _2, int _3, Rune* _4, int _5) {
|
|
Window* nw;
|
|
int c, locked;
|
|
|
|
USED(_1);
|
|
USED(_2);
|
|
USED(_3);
|
|
USED(_4);
|
|
USED(_5);
|
|
|
|
locked = FALSE;
|
|
if (t != nil && t->w != nil && t->w != et->w) {
|
|
locked = TRUE;
|
|
c = 'M';
|
|
if (et->w)
|
|
c = et->w->owner;
|
|
winlock(t->w, c);
|
|
}
|
|
if (t == nil)
|
|
t = et;
|
|
if (t == nil || t->w == nil)
|
|
return;
|
|
t = &t->w->body;
|
|
if (t->w->isdir)
|
|
warning(
|
|
nil,
|
|
"%.*S is a directory; Zerox illegal\n",
|
|
t->file->nname,
|
|
t->file->name);
|
|
else {
|
|
nw = coladd(t->w->col, nil, t->w, -1);
|
|
/* ugly: fix locks so w->unlock works */
|
|
winlock1(nw, t->w->owner);
|
|
xfidlog(nw, "zerox");
|
|
}
|
|
if (locked)
|
|
winunlock(t->w);
|
|
}
|
|
|
|
typedef struct TextAddr TextAddr;
|
|
struct TextAddr {
|
|
long lorigin; // line+rune for origin
|
|
long rorigin;
|
|
long lq0; // line+rune for q0
|
|
long rq0;
|
|
long lq1; // line+rune for q1
|
|
long rq1;
|
|
};
|
|
|
|
void get(
|
|
Text* et, Text* t, Text* argt, int flag1, int _0, Rune* arg, int narg) {
|
|
char* name;
|
|
Rune* r;
|
|
int i, n, dirty, samename, isdir;
|
|
TextAddr *addr, *a;
|
|
Window* w;
|
|
Text* u;
|
|
Dir* d;
|
|
long q0, q1;
|
|
|
|
USED(_0);
|
|
|
|
if (flag1)
|
|
if (et == nil || et->w == nil)
|
|
return;
|
|
if (!et->w->isdir && (et->w->body.file->b.nc > 0 && !winclean(et->w, TRUE)))
|
|
return;
|
|
w = et->w;
|
|
t = &w->body;
|
|
name = getname(t, argt, arg, narg, FALSE);
|
|
if (name == nil) {
|
|
warning(nil, "no file name\n");
|
|
return;
|
|
}
|
|
if (t->file->ntext > 1) {
|
|
d = dirstat(name);
|
|
isdir = (d != nil && (d->qid.type & QTDIR));
|
|
free(d);
|
|
if (isdir) {
|
|
warning(
|
|
nil,
|
|
"%s is a directory; can't read with multiple windows on it\n",
|
|
name);
|
|
return;
|
|
}
|
|
}
|
|
addr = emalloc((t->file->ntext) * sizeof(TextAddr));
|
|
for (i = 0; i < t->file->ntext; i++) {
|
|
a = &addr[i];
|
|
u = t->file->text[i];
|
|
a->lorigin = nlcount(u, 0, u->org, &a->rorigin);
|
|
a->lq0 = nlcount(u, 0, u->q0, &a->rq0);
|
|
a->lq1 = nlcount(u, u->q0, u->q1, &a->rq1);
|
|
}
|
|
r = bytetorune(name, &n);
|
|
for (i = 0; i < t->file->ntext; i++) {
|
|
u = t->file->text[i];
|
|
/* second and subsequent calls with zero an already empty buffer, but OK */
|
|
textreset(u);
|
|
windirfree(u->w);
|
|
}
|
|
samename = runeeq(r, n, t->file->name, t->file->nname);
|
|
textload(t, 0, name, samename);
|
|
if (samename) {
|
|
t->file->mod = FALSE;
|
|
dirty = FALSE;
|
|
} else {
|
|
t->file->mod = TRUE;
|
|
dirty = TRUE;
|
|
}
|
|
for (i = 0; i < t->file->ntext; i++)
|
|
t->file->text[i]->w->dirty = dirty;
|
|
free(name);
|
|
free(r);
|
|
winsettag(w);
|
|
t->file->unread = FALSE;
|
|
for (i = 0; i < t->file->ntext; i++) {
|
|
u = t->file->text[i];
|
|
textsetselect(&u->w->tag, u->w->tag.file->b.nc, u->w->tag.file->b.nc);
|
|
if (samename) {
|
|
a = &addr[i];
|
|
// warning(nil, "%d %d %d %d %d %d\n", a->lorigin, a->rorigin, a->lq0,
|
|
// a->rq0, a->lq1, a->rq1);
|
|
q0 = nlcounttopos(u, 0, a->lq0, a->rq0);
|
|
q1 = nlcounttopos(u, q0, a->lq1, a->rq1);
|
|
textsetselect(u, q0, q1);
|
|
q0 = nlcounttopos(u, 0, a->lorigin, a->rorigin);
|
|
textsetorigin(u, q0, FALSE);
|
|
}
|
|
textscrdraw(u);
|
|
}
|
|
free(addr);
|
|
xfidlog(w, "get");
|
|
}
|
|
|
|
static void checksha1(char* name, File* f, Dir* d) {
|
|
int fd, n;
|
|
DigestState* h;
|
|
uchar out[20];
|
|
uchar* buf;
|
|
|
|
fd = open(name, OREAD);
|
|
if (fd < 0)
|
|
return;
|
|
h = sha1(nil, 0, nil, nil);
|
|
buf = emalloc(8192);
|
|
while ((n = read(fd, buf, 8192)) > 0)
|
|
sha1(buf, n, nil, h);
|
|
free(buf);
|
|
close(fd);
|
|
sha1(nil, 0, out, h);
|
|
if (memcmp(out, f->sha1, sizeof out) == 0) {
|
|
f->dev = d->dev;
|
|
f->qidpath = d->qid.path;
|
|
f->mtime = d->mtime;
|
|
}
|
|
}
|
|
|
|
void putfile(File* f, int q0, int q1, Rune* namer, int nname) {
|
|
uint n, m;
|
|
Rune* r;
|
|
Biobuf* b;
|
|
char *s, *name;
|
|
int i, fd, q;
|
|
Dir *d, *d1;
|
|
Window* w;
|
|
int isapp;
|
|
DigestState* h;
|
|
|
|
w = f->curtext->w;
|
|
name = runetobyte(namer, nname);
|
|
d = dirstat(name);
|
|
if (d != nil && runeeq(namer, nname, f->name, f->nname)) {
|
|
if (f->dev != d->dev || f->qidpath != d->qid.path || f->mtime != d->mtime)
|
|
checksha1(name, f, d);
|
|
if (f->dev != d->dev || f->qidpath != d->qid.path || f->mtime != d->mtime) {
|
|
if (f->unread)
|
|
warning(nil, "%s not written; file already exists\n", name);
|
|
else
|
|
warning(
|
|
nil,
|
|
"%s modified%s%s since last read\n\twas %t; now %t\n",
|
|
name,
|
|
d->muid[0] ? " by " : "",
|
|
d->muid,
|
|
f->mtime,
|
|
d->mtime);
|
|
f->dev = d->dev;
|
|
f->qidpath = d->qid.path;
|
|
f->mtime = d->mtime;
|
|
goto Rescue1;
|
|
}
|
|
}
|
|
|
|
fd = create(name, OWRITE, 0666);
|
|
if (fd < 0) {
|
|
warning(nil, "can't create file %s: %r\n", name);
|
|
goto Rescue1;
|
|
}
|
|
// Use bio in order to force the writes to be large and
|
|
// block-aligned (bio's default is 8K). This is not strictly
|
|
// necessary; it works around some buggy underlying
|
|
// file systems that mishandle unaligned writes.
|
|
// https://codereview.appspot.com/89550043/
|
|
b = emalloc(sizeof *b);
|
|
Binit(b, fd, OWRITE);
|
|
r = fbufalloc();
|
|
s = fbufalloc();
|
|
free(d);
|
|
d = dirfstat(fd);
|
|
h = sha1(nil, 0, nil, nil);
|
|
isapp = (d != nil && d->length > 0 && (d->qid.type & QTAPPEND));
|
|
if (isapp) {
|
|
warning(nil, "%s not written; file is append only\n", name);
|
|
goto Rescue2;
|
|
}
|
|
|
|
for (q = q0; q < q1; q += n) {
|
|
n = q1 - q;
|
|
if (n > BUFSIZE / UTFmax)
|
|
n = BUFSIZE / UTFmax;
|
|
bufread(&f->b, q, r, n);
|
|
m = snprint(s, BUFSIZE + 1, "%.*S", n, r);
|
|
sha1((uchar*)s, m, nil, h);
|
|
if (Bwrite(b, s, m) != m) {
|
|
warning(nil, "can't write file %s: %r\n", name);
|
|
goto Rescue2;
|
|
}
|
|
}
|
|
if (Bflush(b) < 0) {
|
|
warning(nil, "can't write file %s: %r\n", name);
|
|
goto Rescue2;
|
|
}
|
|
Bterm(b);
|
|
free(b);
|
|
b = nil;
|
|
if (runeeq(namer, nname, f->name, f->nname)) {
|
|
if (q0 != 0 || q1 != f->b.nc) {
|
|
f->mod = TRUE;
|
|
w->dirty = TRUE;
|
|
f->unread = TRUE;
|
|
} else {
|
|
// In case the file is on NFS, reopen the fd
|
|
// before dirfstat to cause the attribute cache
|
|
// to be updated (otherwise the mtime in the
|
|
// dirfstat below will be stale and not match
|
|
// what NFS sees). The file is already written,
|
|
// so this should be a no-op when not on NFS.
|
|
// Opening for OWRITE (but no truncation)
|
|
// in case we don't have read permission.
|
|
// (The create above worked, so we probably
|
|
// still have write permission.)
|
|
close(fd);
|
|
fd = open(name, OWRITE);
|
|
|
|
d1 = dirfstat(fd);
|
|
if (d1 != nil) {
|
|
free(d);
|
|
d = d1;
|
|
}
|
|
f->qidpath = d->qid.path;
|
|
f->dev = d->dev;
|
|
f->mtime = d->mtime;
|
|
sha1(nil, 0, f->sha1, h);
|
|
h = nil;
|
|
f->mod = FALSE;
|
|
w->dirty = FALSE;
|
|
f->unread = FALSE;
|
|
}
|
|
for (i = 0; i < f->ntext; i++) {
|
|
f->text[i]->w->putseq = f->seq;
|
|
f->text[i]->w->dirty = w->dirty;
|
|
}
|
|
}
|
|
fbuffree(s);
|
|
fbuffree(r);
|
|
free(h);
|
|
free(d);
|
|
free(namer);
|
|
free(name);
|
|
close(fd);
|
|
winsettag(w);
|
|
return;
|
|
|
|
Rescue2:
|
|
if (b != nil) {
|
|
Bterm(b);
|
|
free(b);
|
|
}
|
|
free(h);
|
|
fbuffree(s);
|
|
fbuffree(r);
|
|
close(fd);
|
|
/* fall through */
|
|
|
|
Rescue1:
|
|
free(d);
|
|
free(namer);
|
|
free(name);
|
|
}
|
|
|
|
static void trimspaces(Text* et) {
|
|
File* f;
|
|
Rune* r;
|
|
Text* t;
|
|
uint q0, n, delstart;
|
|
int c, i, marked;
|
|
|
|
t = &et->w->body;
|
|
f = t->file;
|
|
marked = 0;
|
|
|
|
if (t->w != nil && et->w != t->w) {
|
|
/* can this happen when t == &et->w->body? */
|
|
c = 'M';
|
|
if (et->w)
|
|
c = et->w->owner;
|
|
winlock(t->w, c);
|
|
}
|
|
|
|
r = fbufalloc();
|
|
q0 = f->b.nc;
|
|
delstart = q0; /* end of current space run, or 0 if no active run; = q0 to
|
|
delete spaces before EOF */
|
|
while (q0 > 0) {
|
|
n = RBUFSIZE;
|
|
if (n > q0)
|
|
n = q0;
|
|
q0 -= n;
|
|
bufread(&f->b, q0, r, n);
|
|
for (i = n;; i--) {
|
|
if (i == 0 || (r[i - 1] != ' ' && r[i - 1] != '\t')) {
|
|
// Found non-space or start of buffer. Delete active space run.
|
|
if (q0 + i < delstart) {
|
|
if (!marked) {
|
|
marked = 1;
|
|
seq++;
|
|
filemark(f);
|
|
}
|
|
textdelete(t, q0 + i, delstart, TRUE);
|
|
}
|
|
if (i == 0) {
|
|
/* keep run active into tail of next buffer */
|
|
if (delstart > 0)
|
|
delstart = q0;
|
|
break;
|
|
}
|
|
delstart = 0;
|
|
if (r[i - 1] == '\n')
|
|
delstart = q0 + i - 1; /* delete spaces before this newline */
|
|
}
|
|
}
|
|
}
|
|
fbuffree(r);
|
|
|
|
if (t->w != nil && et->w != t->w)
|
|
winunlock(t->w);
|
|
}
|
|
|
|
void put(Text* et, Text* _0, Text* argt, int _1, int _2, Rune* arg, int narg) {
|
|
int nname;
|
|
Rune* namer;
|
|
Window* w;
|
|
File* f;
|
|
char* name;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
|
|
if (et == nil || et->w == nil || et->w->isdir)
|
|
return;
|
|
w = et->w;
|
|
f = w->body.file;
|
|
name = getname(&w->body, argt, arg, narg, TRUE);
|
|
if (name == nil) {
|
|
warning(nil, "no file name\n");
|
|
return;
|
|
}
|
|
if (w->indent[NINDENT])
|
|
trimspaces(et);
|
|
namer = bytetorune(name, &nname);
|
|
putfile(f, 0, f->b.nc, namer, nname);
|
|
xfidlog(w, "put");
|
|
free(name);
|
|
}
|
|
|
|
void dump(
|
|
Text* _0, Text* _1, Text* argt, int isdump, int _2, Rune* arg, int narg) {
|
|
char* name;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
|
|
if (narg)
|
|
name = runetobyte(arg, narg);
|
|
else
|
|
getbytearg(argt, FALSE, TRUE, &name);
|
|
if (isdump)
|
|
rowdump(&row, name);
|
|
else
|
|
rowload(&row, name, FALSE);
|
|
free(name);
|
|
}
|
|
|
|
void cut(
|
|
Text* et, Text* t, Text* _0, int dosnarf, int docut, Rune* _2, int _3) {
|
|
uint q0, q1, n, locked, c;
|
|
Rune* r;
|
|
|
|
USED(_0);
|
|
USED(_2);
|
|
USED(_3);
|
|
|
|
/*
|
|
* if not executing a mouse chord (et != t) and snarfing (dosnarf)
|
|
* and executed Cut or Snarf in window tag (et->w != nil),
|
|
* then use the window body selection or the tag selection
|
|
* or do nothing at all.
|
|
*/
|
|
if (et != t && dosnarf && et->w != nil) {
|
|
if (et->w->body.q1 > et->w->body.q0) {
|
|
t = &et->w->body;
|
|
if (docut)
|
|
filemark(t->file); /* seq has been incremented by execute */
|
|
} else if (et->w->tag.q1 > et->w->tag.q0)
|
|
t = &et->w->tag;
|
|
else
|
|
t = nil;
|
|
}
|
|
if (t == nil) /* no selection */
|
|
return;
|
|
|
|
locked = FALSE;
|
|
if (t->w != nil && et->w != t->w) {
|
|
locked = TRUE;
|
|
c = 'M';
|
|
if (et->w)
|
|
c = et->w->owner;
|
|
winlock(t->w, c);
|
|
}
|
|
if (t->q0 == t->q1) {
|
|
if (locked)
|
|
winunlock(t->w);
|
|
return;
|
|
}
|
|
if (dosnarf) {
|
|
q0 = t->q0;
|
|
q1 = t->q1;
|
|
bufdelete(&snarfbuf, 0, snarfbuf.nc);
|
|
r = fbufalloc();
|
|
while (q0 < q1) {
|
|
n = q1 - q0;
|
|
if (n > RBUFSIZE)
|
|
n = RBUFSIZE;
|
|
bufread(&t->file->b, q0, r, n);
|
|
bufinsert(&snarfbuf, snarfbuf.nc, r, n);
|
|
q0 += n;
|
|
}
|
|
fbuffree(r);
|
|
acmeputsnarf();
|
|
}
|
|
if (docut) {
|
|
textdelete(t, t->q0, t->q1, TRUE);
|
|
textsetselect(t, t->q0, t->q0);
|
|
if (t->w) {
|
|
textscrdraw(t);
|
|
winsettag(t->w);
|
|
}
|
|
} else if (dosnarf) /* Snarf command */
|
|
argtext = t;
|
|
if (locked)
|
|
winunlock(t->w);
|
|
}
|
|
|
|
void paste(
|
|
Text* et, Text* t, Text* _0, int selectall, int tobody, Rune* _1, int _2) {
|
|
int c;
|
|
uint q, q0, q1, n;
|
|
Rune* r;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
|
|
/* if(tobody), use body of executing window (Paste or Send command) */
|
|
if (tobody && et != nil && et->w != nil) {
|
|
t = &et->w->body;
|
|
filemark(t->file); /* seq has been incremented by execute */
|
|
}
|
|
if (t == nil)
|
|
return;
|
|
|
|
acmegetsnarf();
|
|
if (t == nil || snarfbuf.nc == 0)
|
|
return;
|
|
if (t->w != nil && et->w != t->w) {
|
|
c = 'M';
|
|
if (et->w)
|
|
c = et->w->owner;
|
|
winlock(t->w, c);
|
|
}
|
|
cut(t, t, nil, FALSE, TRUE, nil, 0);
|
|
q = 0;
|
|
q0 = t->q0;
|
|
q1 = t->q0 + snarfbuf.nc;
|
|
r = fbufalloc();
|
|
while (q0 < q1) {
|
|
n = q1 - q0;
|
|
if (n > RBUFSIZE)
|
|
n = RBUFSIZE;
|
|
if (r == nil)
|
|
r = runemalloc(n);
|
|
bufread(&snarfbuf, q, r, n);
|
|
textinsert(t, q0, r, n, TRUE);
|
|
q += n;
|
|
q0 += n;
|
|
}
|
|
fbuffree(r);
|
|
if (selectall)
|
|
textsetselect(t, t->q0, q1);
|
|
else
|
|
textsetselect(t, q1, q1);
|
|
if (t->w) {
|
|
textscrdraw(t);
|
|
winsettag(t->w);
|
|
}
|
|
if (t->w != nil && et->w != t->w)
|
|
winunlock(t->w);
|
|
}
|
|
|
|
void look(Text* et, Text* t, Text* argt, int _0, int _1, Rune* arg, int narg) {
|
|
Rune* r;
|
|
int n;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
|
|
if (et && et->w) {
|
|
t = &et->w->body;
|
|
if (narg > 0) {
|
|
search(t, arg, narg);
|
|
return;
|
|
}
|
|
getarg(argt, FALSE, FALSE, &r, &n);
|
|
if (r == nil) {
|
|
n = t->q1 - t->q0;
|
|
r = runemalloc(n);
|
|
bufread(&t->file->b, t->q0, r, n);
|
|
}
|
|
search(t, r, n);
|
|
free(r);
|
|
}
|
|
}
|
|
|
|
static Rune Lnl[] = {'\n', 0};
|
|
|
|
void sendx(Text* et, Text* t, Text* _0, int _1, int _2, Rune* _3, int _4) {
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
USED(_3);
|
|
USED(_4);
|
|
|
|
if (et->w == nil)
|
|
return;
|
|
t = &et->w->body;
|
|
if (t->q0 != t->q1)
|
|
cut(t, t, nil, TRUE, FALSE, nil, 0);
|
|
textsetselect(t, t->file->b.nc, t->file->b.nc);
|
|
paste(t, t, nil, TRUE, TRUE, nil, 0);
|
|
if (textreadc(t, t->file->b.nc - 1) != '\n') {
|
|
textinsert(t, t->file->b.nc, Lnl, 1, TRUE);
|
|
textsetselect(t, t->file->b.nc, t->file->b.nc);
|
|
}
|
|
t->iq1 = t->q1;
|
|
textshow(t, t->q1, t->q1, 1);
|
|
}
|
|
|
|
void edit(Text* et, Text* _0, Text* argt, int _1, int _2, Rune* arg, int narg) {
|
|
Rune* r;
|
|
int len;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
|
|
if (et == nil)
|
|
return;
|
|
getarg(argt, FALSE, TRUE, &r, &len);
|
|
seq++;
|
|
if (r != nil) {
|
|
editcmd(et, r, len);
|
|
free(r);
|
|
} else
|
|
editcmd(et, arg, narg);
|
|
}
|
|
|
|
void xexit(Text* et, Text* _0, Text* _1, int _2, int _3, Rune* _4, int _5) {
|
|
USED(et);
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
USED(_3);
|
|
USED(_4);
|
|
USED(_5);
|
|
|
|
if (rowclean(&row)) {
|
|
sendul(cexit, 0);
|
|
threadexits(nil);
|
|
}
|
|
}
|
|
|
|
void putall(Text* et, Text* _0, Text* _1, int _2, int _3, Rune* _4, int _5) {
|
|
int i, j, e;
|
|
Window* w;
|
|
Column* c;
|
|
char* a;
|
|
|
|
USED(et);
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
USED(_3);
|
|
USED(_4);
|
|
USED(_5);
|
|
|
|
for (i = 0; i < row.ncol; i++) {
|
|
c = row.col[i];
|
|
for (j = 0; j < c->nw; j++) {
|
|
w = c->w[j];
|
|
if (w->isscratch || w->isdir || w->body.file->nname == 0)
|
|
continue;
|
|
if (w->nopen[QWevent] > 0)
|
|
continue;
|
|
a = runetobyte(w->body.file->name, w->body.file->nname);
|
|
e = access(a, 0);
|
|
if (w->body.file->mod || w->body.ncache)
|
|
if (e < 0)
|
|
warning(nil, "no auto-Put of %s: %r\n", a);
|
|
else {
|
|
wincommit(w, &w->body);
|
|
put(&w->body, nil, nil, XXX, XXX, nil, 0);
|
|
}
|
|
free(a);
|
|
}
|
|
}
|
|
}
|
|
|
|
void id(Text* et, Text* _0, Text* _1, int _2, int _3, Rune* _4, int _5) {
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
USED(_3);
|
|
USED(_4);
|
|
USED(_5);
|
|
|
|
if (et && et->w)
|
|
warning(nil, "/mnt/acme/%d/\n", et->w->id);
|
|
}
|
|
|
|
void local(
|
|
Text* et, Text* _0, Text* argt, int _1, int _2, Rune* arg, int narg) {
|
|
char *a, *aa;
|
|
Runestr dir;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
|
|
aa = getbytearg(argt, TRUE, TRUE, &a);
|
|
|
|
dir = dirname(et, nil, 0);
|
|
if (dir.nr == 1 && dir.r[0] == '.') { /* sigh */
|
|
free(dir.r);
|
|
dir.r = nil;
|
|
dir.nr = 0;
|
|
}
|
|
run(nil, runetobyte(arg, narg), dir.r, dir.nr, FALSE, aa, a, FALSE);
|
|
}
|
|
|
|
void xkill(
|
|
Text* _0, Text* _1, Text* argt, int _2, int _3, Rune* arg, int narg) {
|
|
Rune *a, *cmd, *r;
|
|
int na;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
USED(_3);
|
|
|
|
getarg(argt, FALSE, FALSE, &r, &na);
|
|
if (r)
|
|
xkill(nil, nil, nil, 0, 0, r, na);
|
|
/* loop condition: *arg is not a blank */
|
|
for (;;) {
|
|
a = findbl(arg, narg, &na);
|
|
if (a == arg)
|
|
break;
|
|
cmd = runemalloc(narg - na + 1);
|
|
runemove(cmd, arg, narg - na);
|
|
sendp(ckill, cmd);
|
|
arg = skipbl(a, na, &narg);
|
|
}
|
|
}
|
|
|
|
static Rune Lfix[] = {'f', 'i', 'x', 0};
|
|
static Rune Lvar[] = {'v', 'a', 'r', 0};
|
|
|
|
void fontx(Text* et, Text* t, Text* argt, int _0, int _1, Rune* arg, int narg) {
|
|
Rune *a, *r, *flag, *file;
|
|
int na, nf;
|
|
char* aa;
|
|
Reffont* newfont;
|
|
Dirlist* dp;
|
|
int i, fix;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
|
|
if (et == nil || et->w == nil)
|
|
return;
|
|
t = &et->w->body;
|
|
flag = nil;
|
|
file = nil;
|
|
/* loop condition: *arg is not a blank */
|
|
nf = 0;
|
|
for (;;) {
|
|
a = findbl(arg, narg, &na);
|
|
if (a == arg)
|
|
break;
|
|
r = runemalloc(narg - na + 1);
|
|
runemove(r, arg, narg - na);
|
|
if (runeeq(r, narg - na, Lfix, 3) || runeeq(r, narg - na, Lvar, 3)) {
|
|
free(flag);
|
|
flag = r;
|
|
} else {
|
|
free(file);
|
|
file = r;
|
|
nf = narg - na;
|
|
}
|
|
arg = skipbl(a, na, &narg);
|
|
}
|
|
getarg(argt, FALSE, TRUE, &r, &na);
|
|
if (r)
|
|
if (runeeq(r, na, Lfix, 3) || runeeq(r, na, Lvar, 3)) {
|
|
free(flag);
|
|
flag = r;
|
|
} else {
|
|
free(file);
|
|
file = r;
|
|
nf = na;
|
|
}
|
|
fix = 1;
|
|
if (flag)
|
|
fix = runeeq(flag, runestrlen(flag), Lfix, 3);
|
|
else if (file == nil) {
|
|
newfont = rfget(FALSE, FALSE, FALSE, nil);
|
|
if (newfont)
|
|
fix = strcmp(newfont->f->name, t->fr.font->name) == 0;
|
|
}
|
|
if (file) {
|
|
aa = runetobyte(file, nf);
|
|
newfont = rfget(fix, flag != nil, FALSE, aa);
|
|
free(aa);
|
|
} else
|
|
newfont = rfget(fix, FALSE, FALSE, nil);
|
|
if (newfont) {
|
|
draw(screen, t->w->r, textcols[BACK], nil, ZP);
|
|
rfclose(t->reffont);
|
|
t->reffont = newfont;
|
|
t->fr.font = newfont->f;
|
|
frinittick(&t->fr);
|
|
if (t->w->isdir) {
|
|
t->all.min.x++; /* force recolumnation; disgusting! */
|
|
for (i = 0; i < t->w->ndl; i++) {
|
|
dp = t->w->dlp[i];
|
|
aa = runetobyte(dp->r, dp->nr);
|
|
dp->wid = stringwidth(newfont->f, aa);
|
|
free(aa);
|
|
}
|
|
}
|
|
/* avoid shrinking of window due to quantization */
|
|
colgrow(t->w->col, t->w, -1);
|
|
}
|
|
free(file);
|
|
free(flag);
|
|
}
|
|
|
|
void incl(Text* et, Text* _0, Text* argt, int _1, int _2, Rune* arg, int narg) {
|
|
Rune *a, *r;
|
|
Window* w;
|
|
int na, n, len;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
|
|
if (et == nil || et->w == nil)
|
|
return;
|
|
w = et->w;
|
|
n = 0;
|
|
getarg(argt, FALSE, TRUE, &r, &len);
|
|
if (r) {
|
|
n++;
|
|
winaddincl(w, r, len);
|
|
}
|
|
/* loop condition: *arg is not a blank */
|
|
for (;;) {
|
|
a = findbl(arg, narg, &na);
|
|
if (a == arg)
|
|
break;
|
|
r = runemalloc(narg - na + 1);
|
|
runemove(r, arg, narg - na);
|
|
n++;
|
|
winaddincl(w, r, narg - na);
|
|
arg = skipbl(a, na, &narg);
|
|
}
|
|
if (n == 0 && w->nincl) {
|
|
for (n = w->nincl; --n >= 0;)
|
|
warning(nil, "%S ", w->incl[n]);
|
|
warning(nil, "\n");
|
|
}
|
|
}
|
|
|
|
static Rune LON[] = {'O', 'N', 0};
|
|
static Rune LOFF[] = {'O', 'F', 'F', 0};
|
|
static Rune Lon[] = {'o', 'n', 0};
|
|
static Rune Loff[] = {'o', 'f', 'f', 0};
|
|
|
|
enum {
|
|
IGlobal = -2,
|
|
IError = -1,
|
|
};
|
|
|
|
static int indentval(Rune* s, int n, int type) {
|
|
static char* strs[] = {
|
|
[SPACESINDENT] = "Spaces",
|
|
[AUTOINDENT] = "Indent",
|
|
};
|
|
|
|
if (n < 2)
|
|
return IError;
|
|
if (runestrncmp(s, LON, n) == 0) {
|
|
globalindent[type] = TRUE;
|
|
warning(nil, "%s ON\n", strs[type]);
|
|
return IGlobal;
|
|
}
|
|
if (runestrncmp(s, LOFF, n) == 0) {
|
|
globalindent[type] = FALSE;
|
|
warning(nil, "%s OFF\n", strs[type]);
|
|
return IGlobal;
|
|
}
|
|
if (runestrncmp(s, Lon, n) == 0)
|
|
return TRUE;
|
|
if (runestrncmp(s, Loff, n) == 0)
|
|
return FALSE;
|
|
return IError;
|
|
}
|
|
|
|
static void fixindent(Window* w, void* arg) {
|
|
int t;
|
|
|
|
t = (int)arg;
|
|
w->indent[t] = globalindent[t];
|
|
}
|
|
|
|
void indent(
|
|
Text* et, Text* _0, Text* argt, int type, int _1, Rune* arg, int narg) {
|
|
Rune *a, *r;
|
|
Window* w;
|
|
int na, len, ival;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
|
|
w = nil;
|
|
if (et != nil && et->w != nil)
|
|
w = et->w;
|
|
ival = IError;
|
|
getarg(argt, FALSE, TRUE, &r, &len);
|
|
if (r != nil && len > 0)
|
|
ival = indentval(r, len, type);
|
|
else {
|
|
a = findbl(arg, narg, &na);
|
|
if (a != arg)
|
|
ival = indentval(arg, narg - na, type);
|
|
}
|
|
if (ival == IGlobal)
|
|
allwindows(fixindent, (void*)type);
|
|
else if (w != nil && ival >= 0)
|
|
w->indent[type] = ival;
|
|
}
|
|
|
|
void tab(Text* et, Text* _0, Text* argt, int _1, int _2, Rune* arg, int narg) {
|
|
Rune *a, *r;
|
|
Window* w;
|
|
int na, len, tab;
|
|
char* p;
|
|
|
|
USED(_0);
|
|
USED(_1);
|
|
USED(_2);
|
|
|
|
if (et == nil || et->w == nil)
|
|
return;
|
|
w = et->w;
|
|
getarg(argt, FALSE, TRUE, &r, &len);
|
|
tab = 0;
|
|
if (r != nil && len > 0) {
|
|
p = runetobyte(r, len);
|
|
if ('0' <= p[0] && p[0] <= '9')
|
|
tab = atoi(p);
|
|
free(p);
|
|
} else {
|
|
a = findbl(arg, narg, &na);
|
|
if (a != arg) {
|
|
p = runetobyte(arg, narg - na);
|
|
if ('0' <= p[0] && p[0] <= '9')
|
|
tab = atoi(p);
|
|
free(p);
|
|
}
|
|
}
|
|
if (tab > 0) {
|
|
if (w->body.tabstop != tab) {
|
|
w->body.tabstop = tab;
|
|
winresize(w, w->r, FALSE, TRUE);
|
|
}
|
|
} else
|
|
warning(
|
|
nil,
|
|
"%.*S: Tab %d\n",
|
|
w->body.file->nname,
|
|
w->body.file->name,
|
|
w->body.tabstop);
|
|
}
|
|
|
|
void runproc(void* argvp) {
|
|
/* args: */
|
|
Window* win;
|
|
char* s;
|
|
Rune* rdir;
|
|
int ndir;
|
|
int newns;
|
|
char* argaddr;
|
|
char* arg;
|
|
Command* c;
|
|
Channel* cpid;
|
|
int iseditcmd;
|
|
/* end of args */
|
|
char *e, *t, *name, *filename, *dir, **av, *news;
|
|
Rune r, **incl;
|
|
int ac, w, inarg, i, n, fd, nincl, winid;
|
|
int sfd[3];
|
|
int pipechar;
|
|
char buf[512];
|
|
int ret;
|
|
/*static void *parg[2]; */
|
|
char* rcarg[4];
|
|
void** argv;
|
|
CFsys* fs;
|
|
char* shell;
|
|
|
|
threadsetname("runproc");
|
|
|
|
argv = argvp;
|
|
win = argv[0];
|
|
s = argv[1];
|
|
rdir = argv[2];
|
|
ndir = (uintptr)argv[3];
|
|
newns = (uintptr)argv[4];
|
|
argaddr = argv[5];
|
|
arg = argv[6];
|
|
c = argv[7];
|
|
cpid = argv[8];
|
|
iseditcmd = (uintptr)argv[9];
|
|
free(argv);
|
|
|
|
t = s;
|
|
while (*t == ' ' || *t == '\n' || *t == '\t')
|
|
t++;
|
|
for (e = t; *e; e++)
|
|
if (*e == ' ' || *e == '\n' || *e == '\t')
|
|
break;
|
|
name = emalloc((e - t) + 2);
|
|
memmove(name, t, e - t);
|
|
name[e - t] = 0;
|
|
e = utfrrune(name, '/');
|
|
if (e)
|
|
memmove(name, e + 1, strlen(e + 1) + 1); /* strcpy but overlaps */
|
|
strcat(name, " "); /* add blank here for ease in waittask */
|
|
c->name = bytetorune(name, &c->nname);
|
|
free(name);
|
|
pipechar = 0;
|
|
if (*t == '<' || *t == '|' || *t == '>')
|
|
pipechar = *t++;
|
|
c->iseditcmd = iseditcmd;
|
|
c->text = s;
|
|
if (newns) {
|
|
nincl = 0;
|
|
incl = nil;
|
|
if (win) {
|
|
filename = smprint("%.*S", win->body.file->nname, win->body.file->name);
|
|
nincl = win->nincl;
|
|
if (nincl > 0) {
|
|
incl = emalloc(nincl * sizeof(Rune*));
|
|
for (i = 0; i < nincl; i++) {
|
|
n = runestrlen(win->incl[i]);
|
|
incl[i] = runemalloc(n + 1);
|
|
runemove(incl[i], win->incl[i], n);
|
|
}
|
|
}
|
|
winid = win->id;
|
|
} else {
|
|
filename = nil;
|
|
winid = 0;
|
|
if (activewin)
|
|
winid = activewin->id;
|
|
}
|
|
rfork(RFNAMEG | RFENVG | RFFDG | RFNOTEG);
|
|
sprint(buf, "%d", winid);
|
|
putenv("winid", buf);
|
|
|
|
if (filename) {
|
|
putenv("%", filename);
|
|
putenv("samfile", filename);
|
|
free(filename);
|
|
}
|
|
c->md = fsysmount(rdir, ndir, incl, nincl);
|
|
if (c->md == nil) {
|
|
fprint(2, "child: can't allocate mntdir: %r\n");
|
|
threadexits("fsysmount");
|
|
}
|
|
sprint(buf, "%d", c->md->id);
|
|
if ((fs = nsmount("acme", buf)) == nil) {
|
|
fprint(2, "child: can't mount acme: %r\n");
|
|
fsysdelid(c->md);
|
|
c->md = nil;
|
|
threadexits("nsmount");
|
|
}
|
|
if (winid > 0 && (pipechar == '|' || pipechar == '>')) {
|
|
sprint(buf, "%d/rdsel", winid);
|
|
sfd[0] = fsopenfd(fs, buf, OREAD);
|
|
} else
|
|
sfd[0] = open("/dev/null", OREAD);
|
|
if ((winid > 0 || iseditcmd) && (pipechar == '|' || pipechar == '<')) {
|
|
if (iseditcmd) {
|
|
if (winid > 0)
|
|
sprint(buf, "%d/editout", winid);
|
|
else
|
|
sprint(buf, "editout");
|
|
} else
|
|
sprint(buf, "%d/wrsel", winid);
|
|
sfd[1] = fsopenfd(fs, buf, OWRITE);
|
|
sfd[2] = fsopenfd(fs, "cons", OWRITE);
|
|
} else {
|
|
sfd[1] = fsopenfd(fs, "cons", OWRITE);
|
|
sfd[2] = sfd[1];
|
|
}
|
|
fsunmount(fs);
|
|
} else {
|
|
rfork(RFFDG | RFNOTEG);
|
|
fsysclose();
|
|
sfd[0] = open("/dev/null", OREAD);
|
|
sfd[1] = open("/dev/null", OWRITE);
|
|
sfd[2] = dup(erroutfd, -1);
|
|
}
|
|
if (win)
|
|
winclose(win);
|
|
|
|
if (argaddr)
|
|
putenv("acmeaddr", argaddr);
|
|
if (acmeshell != nil)
|
|
goto Hard;
|
|
if (strlen(t) > sizeof buf - 10) /* may need to print into stack */
|
|
goto Hard;
|
|
inarg = FALSE;
|
|
for (e = t; *e; e += w) {
|
|
w = chartorune(&r, e);
|
|
if (r == ' ' || r == '\t')
|
|
continue;
|
|
if (r < ' ')
|
|
goto Hard;
|
|
if (utfrune("#;&|^$=`'{}()<>[]*?^~`/", r))
|
|
goto Hard;
|
|
inarg = TRUE;
|
|
}
|
|
if (!inarg)
|
|
goto Fail;
|
|
|
|
ac = 0;
|
|
av = nil;
|
|
inarg = FALSE;
|
|
for (e = t; *e; e += w) {
|
|
w = chartorune(&r, e);
|
|
if (r == ' ' || r == '\t') {
|
|
inarg = FALSE;
|
|
*e = 0;
|
|
continue;
|
|
}
|
|
if (!inarg) {
|
|
inarg = TRUE;
|
|
av = realloc(av, (ac + 1) * sizeof(char**));
|
|
av[ac++] = e;
|
|
}
|
|
}
|
|
av = realloc(av, (ac + 2) * sizeof(char**));
|
|
av[ac++] = arg;
|
|
av[ac] = nil;
|
|
c->av = av;
|
|
|
|
dir = nil;
|
|
if (rdir != nil)
|
|
dir = runetobyte(rdir, ndir);
|
|
ret = threadspawnd(sfd, av[0], av, dir);
|
|
free(dir);
|
|
if (ret >= 0) {
|
|
if (cpid)
|
|
sendul(cpid, ret);
|
|
threadexits("");
|
|
}
|
|
/* libthread uses execvp so no need to do this */
|
|
#if 0
|
|
e = av[0];
|
|
if(e[0]=='/' || (e[0]=='.' && e[1]=='/'))
|
|
goto Fail;
|
|
if(cputype){
|
|
sprint(buf, "%s/%s", cputype, av[0]);
|
|
procexec(cpid, sfd, buf, av);
|
|
}
|
|
sprint(buf, "/bin/%s", av[0]);
|
|
procexec(cpid, sfd, buf, av);
|
|
#endif
|
|
goto Fail;
|
|
|
|
Hard:
|
|
/*
|
|
* ugly: set path = (. $cputype /bin)
|
|
* should honor $path if unusual.
|
|
*/
|
|
if (cputype) {
|
|
n = 0;
|
|
memmove(buf + n, ".", 2);
|
|
n += 2;
|
|
i = strlen(cputype) + 1;
|
|
memmove(buf + n, cputype, i);
|
|
n += i;
|
|
memmove(buf + n, "/bin", 5);
|
|
n += 5;
|
|
fd = create("/env/path", OWRITE, 0666);
|
|
write(fd, buf, n);
|
|
close(fd);
|
|
}
|
|
|
|
if (arg) {
|
|
news = emalloc(strlen(t) + 1 + 1 + strlen(arg) + 1 + 1);
|
|
if (news) {
|
|
sprint(news, "%s '%s'", t, arg); /* BUG: what if quote in arg? */
|
|
free(s);
|
|
t = news;
|
|
c->text = news;
|
|
}
|
|
}
|
|
dir = nil;
|
|
if (rdir != nil)
|
|
dir = runetobyte(rdir, ndir);
|
|
shell = acmeshell;
|
|
if (shell == nil)
|
|
shell = "rc";
|
|
rcarg[0] = shell;
|
|
rcarg[1] = "-c";
|
|
rcarg[2] = t;
|
|
rcarg[3] = nil;
|
|
ret = threadspawnd(sfd, rcarg[0], rcarg, dir);
|
|
free(dir);
|
|
if (ret >= 0) {
|
|
if (cpid)
|
|
sendul(cpid, ret);
|
|
threadexits(nil);
|
|
}
|
|
warning(nil, "exec %s: %r\n", shell);
|
|
|
|
Fail:
|
|
/* threadexec hasn't happened, so send a zero */
|
|
close(sfd[0]);
|
|
close(sfd[1]);
|
|
if (sfd[2] != sfd[1])
|
|
close(sfd[2]);
|
|
sendul(cpid, 0);
|
|
threadexits(nil);
|
|
}
|
|
|
|
void runwaittask(void* v) {
|
|
Command* c;
|
|
Channel* cpid;
|
|
void** a;
|
|
|
|
threadsetname("runwaittask");
|
|
a = v;
|
|
c = a[0];
|
|
cpid = a[1];
|
|
free(a);
|
|
do
|
|
c->pid = recvul(cpid);
|
|
while (c->pid == ~0);
|
|
free(c->av);
|
|
if (c->pid != 0) /* successful exec */
|
|
sendp(ccommand, c);
|
|
else {
|
|
if (c->iseditcmd)
|
|
sendul(cedit, 0);
|
|
free(c->name);
|
|
free(c->text);
|
|
free(c);
|
|
}
|
|
chanfree(cpid);
|
|
}
|
|
|
|
void run(
|
|
Window* win, char* s, Rune* rdir, int ndir, int newns, char* argaddr,
|
|
char* xarg, int iseditcmd) {
|
|
void** arg;
|
|
Command* c;
|
|
Channel* cpid;
|
|
|
|
if (s == nil)
|
|
return;
|
|
|
|
arg = emalloc(10 * sizeof(void*));
|
|
c = emalloc(sizeof *c);
|
|
cpid = chancreate(sizeof(ulong), 0);
|
|
chansetname(cpid, "cpid %s", s);
|
|
arg[0] = win;
|
|
arg[1] = s;
|
|
arg[2] = rdir;
|
|
arg[3] = (void*)(uintptr)ndir;
|
|
arg[4] = (void*)(uintptr)newns;
|
|
arg[5] = argaddr;
|
|
arg[6] = xarg;
|
|
arg[7] = c;
|
|
arg[8] = cpid;
|
|
arg[9] = (void*)(uintptr)iseditcmd;
|
|
threadcreate(runproc, arg, STACK);
|
|
/* mustn't block here because must be ready to answer mount() call in run() */
|
|
arg = emalloc(2 * sizeof(void*));
|
|
arg[0] = c;
|
|
arg[1] = cpid;
|
|
threadcreate(runwaittask, arg, STACK);
|
|
}
|