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- /*
- * Copyright 1989 Software Research Associates, Inc., Tokyo, Japan
- *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation for any purpose and without fee is hereby granted, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Software Research Associates not be used
- * in advertising or publicity pertaining to distribution of the software
- * without specific, written prior permission. Software Research Associates
- * makes no representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- * SOFTWARE RESEARCH ASSOCIATES DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
- * IN NO EVENT SHALL SOFTWARE RESEARCH ASSOCIATES BE LIABLE FOR ANY SPECIAL,
- * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
- * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
- * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- * Author: Erik M. van der Poel
- * Software Research Associates, Inc., Tokyo, Japan
- * erik@sra.co.jp
- */
-
- #include <stdio.h>
-
- #ifdef SEL_FILE_IGNORE_CASE
- #include <ctype.h>
- #endif /* def SEL_FILE_IGNORE_CASE */
-
- #include "SFinternal.h"
-
- #if defined(SVR4) || defined(SYSV) || defined(USG) || defined(__osf__)
- #include <dirent.h>
- #else /* defined(SVR4) || defined(SYSV) || defined(USG) */
- #include <sys/dir.h>
- #define dirent direct
- #endif /* defined(SVR4) || defined(SYSV) || defined(USG) */
-
- #include <sys/stat.h>
-
- #if defined(SVR4) || defined(SYSV) || defined(USG)
- extern void qsort();
- #endif /* defined(SVR4) || defined(SYSV) || defined(USG) */
-
- #ifdef SEL_FILE_IGNORE_CASE
- int
- SFcompareEntries(p, q)
- SFEntry *p;
- SFEntry *q;
- {
- register char *r, *s;
- register char c1, c2;
-
- r = p->real;
- s = q->real;
-
- c1 = *r++;
- if (islower(c1)) {
- c1 = toupper(c1);
- }
- c2 = *s++;
- if (islower(c2)) {
- c2 = toupper(c2);
- }
-
- while (c1 == c2) {
- if (!c1) {
- return strcmp(p->real, q->real);
- }
- c1 = *r++;
- if (islower(c1)) {
- c1 = toupper(c1);
- }
- c2 = *s++;
- if (islower(c2)) {
- c2 = toupper(c2);
- }
- }
-
- return c1 - c2;
- }
- #else /* def SEL_FILE_IGNORE_CASE */
- int
- SFcompareEntries(p, q)
- SFEntry *p;
- SFEntry *q;
- {
- return strcmp(p->real, q->real);
- }
- #endif /* def SEL_FILE_IGNORE_CASE */
-
- int
- SFgetDir(dir)
- SFDir *dir;
- {
- SFEntry *result = NULL;
- int alloc = 0;
- int i;
- DIR *dirp;
- struct dirent *dp;
- char *str;
- int len;
- int maxChars;
- struct stat statBuf;
-
- maxChars = strlen(dir->dir) - 1;
-
- dir->entries = NULL;
- dir->nEntries = 0;
- dir->nChars = 0;
-
- result = NULL;
- i = 0;
-
- dirp = opendir(".");
- if (!dirp) {
- return 1;
- }
-
- (void) stat(".", &statBuf);
- dir->mtime = statBuf.st_mtime;
-
- (void) readdir(dirp); /* throw away "." */
-
- #ifndef S_IFLNK
- (void) readdir(dirp); /* throw away ".." */
- #endif /* ndef S_IFLNK */
-
- while (dp = readdir(dirp)) {
- if (i >= alloc) {
- alloc = 2 * (alloc + 1);
- result = (SFEntry *) XtRealloc((char *) result,
- (unsigned) (alloc * sizeof(SFEntry)));
- }
- result[i].statDone = 0;
- str = dp->d_name;
- len = strlen(str);
- result[i].real = XtMalloc((unsigned) (len + 2));
- (void) strcat(strcpy(result[i].real, str), " ");
- if (len > maxChars) {
- maxChars = len;
- }
- result[i].shown = result[i].real;
- i++;
- }
-
- #if defined(SVR4) || defined(SYSV) || defined(USG)
- qsort((char *) result, (unsigned) i, sizeof(SFEntry), SFcompareEntries);
- #else /* defined(SVR4) || defined(SYSV) || defined(USG) */
- qsort((char *) result, i, sizeof(SFEntry), SFcompareEntries);
- #endif /* defined(SVR4) || defined(SYSV) || defined(USG) */
-
- dir->entries = result;
- dir->nEntries = i;
- dir->nChars = maxChars + 1;
-
- closedir(dirp);
-
- return 0;
- }
-