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/* $OpenBSD: dired.c,v 1.10 2002/03/11 13:02:56 vincent Exp $ */
/* dired module for mg 2a */
/* by Robert A. Larson */
#include "def.h"
#include "kbd.h"
#ifndef NO_DIRED
static PF dired_pf[] = {
d_findfile,
};
static struct KEYMAPE (1 + IMAPEXT) diredmap = {
1,
1 + IMAPEXT,
rescan,
{
{ CCHR('M'), CCHR('M'), dired_pf, NULL },
}
};
/* ARGSUSED */
int
dired(int f, int n)
{
static int inited = 0;
char dirname[NFILEN];
BUFFER *bp;
if (inited == 0) {
maps_add((KEYMAP *)&diredmap, "dired");
inited = 1;
}
dirname[0] = '\0';
if (eread("Dired: ", dirname, NFILEN, EFNEW | EFCR) == ABORT)
return ABORT;
if ((bp = dired_(dirname)) == NULL)
return FALSE;
bp->b_modes[0] = name_mode("fundamental");
bp->b_modes[1] = name_mode("dired");
bp->b_nmodes = 1;
curbp = bp;
return showbuffer(bp, curwp, WFHARD | WFMODE);
}
/* ARGSUSED */
int
d_otherwindow(int f, int n)
{
char dirname[NFILEN];
BUFFER *bp;
MGWIN *wp;
dirname[0] = '\0';
if (eread("Dired other window: ", dirname, NFILEN, EFNEW | EFCR) == ABORT)
return ABORT;
if ((bp = dired_(dirname)) == NULL)
return FALSE;
if ((wp = popbuf(bp)) == NULL)
return FALSE;
curbp = bp;
curwp = wp;
return TRUE;
}
/* ARGSUSED */
int
d_del(int f, int n)
{
if (n < 0)
return FALSE;
while (n--) {
if (llength(curwp->w_dotp) > 0)
lputc(curwp->w_dotp, 0, 'D');
if (lforw(curwp->w_dotp) != curbp->b_linep)
curwp->w_dotp = lforw(curwp->w_dotp);
}
curwp->w_flag |= WFEDIT | WFMOVE;
curwp->w_doto = 0;
return TRUE;
}
/* ARGSUSED */
int
d_undel(int f, int n)
{
if (n < 0)
return d_undelbak(f, -n);
while (n--) {
if (llength(curwp->w_dotp) > 0)
lputc(curwp->w_dotp, 0, ' ');
if (lforw(curwp->w_dotp) != curbp->b_linep)
curwp->w_dotp = lforw(curwp->w_dotp);
}
curwp->w_flag |= WFEDIT | WFMOVE;
curwp->w_doto = 0;
return TRUE;
}
/* ARGSUSED */
int
d_undelbak(int f, int n)
{
if (n < 0)
return d_undel(f, -n);
while (n--) {
if (llength(curwp->w_dotp) > 0)
lputc(curwp->w_dotp, 0, ' ');
if (lback(curwp->w_dotp) != curbp->b_linep)
curwp->w_dotp = lback(curwp->w_dotp);
}
curwp->w_doto = 0;
curwp->w_flag |= WFEDIT | WFMOVE;
return TRUE;
}
/* ARGSUSED */
int
d_findfile(int f, int n)
{
BUFFER *bp;
int s;
char fname[NFILEN];
if ((s = d_makename(curwp->w_dotp, fname, sizeof fname)) == ABORT)
return FALSE;
if ((bp = (s ? dired_(fname) : findbuffer(fname))) == NULL)
return FALSE;
curbp = bp;
if (showbuffer(bp, curwp, WFHARD) != TRUE)
return FALSE;
if (bp->b_fname[0] != 0)
return TRUE;
return readin(fname);
}
/* ARGSUSED */
int
d_ffotherwindow(int f, int n)
{
char fname[NFILEN];
int s;
BUFFER *bp;
MGWIN *wp;
if ((s = d_makename(curwp->w_dotp, fname, sizeof fname)) == ABORT)
return FALSE;
if ((bp = (s ? dired_(fname) : findbuffer(fname))) == NULL)
return FALSE;
if ((wp = popbuf(bp)) == NULL)
return FALSE;
curbp = bp;
curwp = wp;
if (bp->b_fname[0] != 0)
return TRUE; /* never true for dired buffers */
return readin(fname);
}
/* ARGSUSED */
int
d_expunge(int f, int n)
{
LINE *lp, *nlp;
char fname[NFILEN];
for (lp = lforw(curbp->b_linep); lp != curbp->b_linep; lp = nlp) {
nlp = lforw(lp);
if (llength(lp) && lgetc(lp, 0) == 'D') {
switch (d_makename(lp, fname, sizeof fname)) {
case ABORT:
ewprintf("Bad line in dired buffer");
return FALSE;
case FALSE:
if (unlink(fname) < 0) {
ewprintf("Could not delete '%s'", fname);
return FALSE;
}
break;
case TRUE:
if (rmdir(fname) < 0) {
ewprintf("Could not delete directory '%s'",
fname);
return FALSE;
}
break;
}
lfree(lp);
curwp->w_flag |= WFHARD;
}
}
return TRUE;
}
/* ARGSUSED */
int
d_copy(int f, int n)
{
char frname[NFILEN], toname[NFILEN];
int stat;
if (d_makename(curwp->w_dotp, frname, sizeof frname) != FALSE) {
ewprintf("Not a file");
return FALSE;
}
if ((stat = eread("Copy %s to: ", toname, NFILEN, EFNEW | EFCR, frname))
!= TRUE)
return stat;
return copy(frname, toname) >= 0;
}
/* ARGSUSED */
int
d_rename(int f, int n)
{
char frname[NFILEN], toname[NFILEN];
int stat;
if (d_makename(curwp->w_dotp, frname, sizeof frname) != FALSE) {
ewprintf("Not a file");
return FALSE;
}
if ((stat = eread("Rename %s to: ", toname, NFILEN, EFNEW | EFCR,
frname)) != TRUE)
return stat;
return rename(frname, toname) >= 0;
}
#endif
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