-/*
- * Do an "ls" style listing of a directory
- */
-printlist(name, ino)
- char *name;
- ino_t ino;
-{
- register struct afile *fp;
- register struct inotab *itp;
- struct afile *dfp0, *dfplast;
- struct afile single;
-
- itp = inotablookup(ino);
- if (itp == NULL) {
- single.fnum = ino;
- single.fname = savename(rindex(name, '/') + 1);
- dfp0 = &single;
- dfplast = dfp0 + 1;
- } else {
- seekdir(dirp, itp->t_seekpt, itp->t_seekpt);
- if (getdir(dirp, &dfp0, &dfplast) == FAIL)
- return;
- }
- qsort((char *)dfp0, dfplast - dfp0, sizeof (struct afile), fcmp);
- formatf(dfp0, dfplast);
- for (fp = dfp0; fp < dfplast; fp++)
- freename(fp->fname);
-}
-
-/*
- * Read the contents of a directory.
- */
-getdir(dirp, pfp0, pfplast)
- DIR *dirp;
- struct afile **pfp0, **pfplast;
-{
- register struct afile *fp;
- register struct direct *dp;
- static struct afile *basefp = NULL;
- static long nent = 20;
-
- if (basefp == NULL)
- basefp = (struct afile *)calloc((unsigned)nent,
- sizeof (struct afile));
- fp = *pfp0 = basefp;
- *pfplast = *pfp0 + nent;
- while (dp = readdir(dirp)) {
- if (dp == NULL || dp->d_ino == 0)
- break;
- if (!dflag && BIT(dp->d_ino, dumpmap) == 0)
- continue;
- if (vflag == 0 &&
- (strcmp(dp->d_name, ".") == 0 ||
- strcmp(dp->d_name, "..") == 0))
- continue;
- fp->fnum = dp->d_ino;
- fp->fname = savename(dp->d_name);
- fp++;
- if (fp == *pfplast) {
- basefp = (struct afile *)realloc((char *)basefp,
- (unsigned)(2 * nent * sizeof (struct afile)));
- if (basefp == 0) {
- fprintf(stderr, "ls: out of memory\n");
- return (FAIL);
- }
- *pfp0 = basefp;
- fp = *pfp0 + nent;
- *pfplast = fp + nent;
- nent *= 2;
- }
- }
- *pfplast = fp;
- return (GOOD);
-}
-
-/*
- * Print out a pretty listing of a directory
- */
-formatf(fp0, fplast)
- struct afile *fp0, *fplast;
-{
- register struct afile *fp;
- struct entry *np;
- int width = 0, w, nentry = fplast - fp0;
- int i, j, len, columns, lines;
- char *cp;
-
- if (fp0 == fplast)
- return;
- for (fp = fp0; fp < fplast; fp++) {
- fp->ftype = inodetype(fp->fnum);
- np = lookupino(fp->fnum);
- if (np != NIL)
- fp->fflags = np->e_flags;
- else
- fp->fflags = 0;
- len = strlen(fmtentry(fp));
- if (len > width)
- width = len;
- }
- width += 2;
- columns = 80 / width;
- if (columns == 0)
- columns = 1;
- lines = (nentry + columns - 1) / columns;
- for (i = 0; i < lines; i++) {
- for (j = 0; j < columns; j++) {
- fp = fp0 + j * lines + i;
- cp = fmtentry(fp);
- fprintf(stderr, "%s", cp);
- if (fp + lines >= fplast) {
- fprintf(stderr, "\n");
- break;
- }
- w = strlen(cp);
- while (w < width) {
- w++;
- fprintf(stderr, " ");
- }
- }
- }
-}
-
-/*
- * Comparison routine for qsort.
- */
-fcmp(f1, f2)
- register struct afile *f1, *f2;
-{
-
- return (strcmp(f1->fname, f2->fname));
-}
-
-/*
- * Format a directory entry.
- */
-char *
-fmtentry(fp)
- register struct afile *fp;
-{
- static char fmtres[BUFSIZ];
- register char *cp, *dp;
-
- if (vflag)
- (void) sprintf(fmtres, "%5d ", fp->fnum);
- else
- fmtres[0] = '\0';
- dp = &fmtres[strlen(fmtres)];
- if (dflag && BIT(fp->fnum, dumpmap) == 0)
- *dp++ = '^';
- else if ((fp->fflags & NEW) != 0)
- *dp++ = '*';
- else
- *dp++ = ' ';
- for (cp = fp->fname; *cp; cp++)
- if (!vflag && (*cp < ' ' || *cp >= 0177))
- *dp++ = '?';
- else
- *dp++ = *cp;
- if (fp->ftype == NODE)
- *dp++ = '/';
- *dp++ = 0;
- return (fmtres);
-}
-
projects / unix-history / blobdiff