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[eos/base.git] / util / src / TclTk / tcl8.6.4 / compat / opendir.c

diff --git a/util/src/TclTk/tcl8.6.4/compat/opendir.c b/util/src/TclTk/tcl8.6.4/compat/opendir.c
deleted file mode 100644 (file)
index a18f96b..0000000
--- a/util/src/TclTk/tcl8.6.4/compat/opendir.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/* 
- * opendir.c --
- *
- *     This file provides dirent-style directory-reading procedures for V7
- *     Unix systems that don't have such procedures. The origin of this code
- *     is unclear, but it seems to have come originally from Larry Wall.
- */
-
-#include "tclInt.h"
-
-#undef DIRSIZ
-#define DIRSIZ(dp) \
-    ((sizeof(struct dirent) - (MAXNAMLEN+1)) + (((dp)->d_namlen+1 + 3) &~ 3))
-
-/*
- * open a directory.
- */
-
-DIR *
-opendir(
-    char *name)
-{
-    register DIR *dirp;
-    register int fd;
-    char *myname;
-
-    myname = ((*name == '\0') ? "." : name);
-    if ((fd = open(myname, 0, 0)) == -1) {
-       return NULL;
-    }
-    dirp = (DIR *) ckalloc(sizeof(DIR));
-    if (dirp == NULL) {
-       /* unreachable? */
-       close(fd);
-       return NULL;
-    }
-    dirp->dd_fd = fd;
-    dirp->dd_loc = 0;
-    return dirp;
-}
-
-/*
- * read an old style directory entry and present it as a new one
- */
-#ifndef pyr
-#define        ODIRSIZ 14
-
-struct olddirect {
-    ino_t od_ino;
-    char od_name[ODIRSIZ];
-};
-#else  /* a Pyramid in the ATT universe */
-#define        ODIRSIZ 248
-
-struct olddirect {
-    long od_ino;
-    short od_fill1, od_fill2;
-    char od_name[ODIRSIZ];
-};
-#endif
-
-/*
- * get next entry in a directory.
- */
-
-struct dirent *
-readdir(
-    register DIR *dirp)
-{
-    register struct olddirect *dp;
-    static struct dirent dir;
-
-    for (;;) {
-       if (dirp->dd_loc == 0) {
-           dirp->dd_size = read(dirp->dd_fd, dirp->dd_buf, DIRBLKSIZ);
-           if (dirp->dd_size <= 0) {
-               return NULL;
-           }
-       }
-       if (dirp->dd_loc >= dirp->dd_size) {
-           dirp->dd_loc = 0;
-           continue;
-       }
-       dp = (struct olddirect *)(dirp->dd_buf + dirp->dd_loc);
-       dirp->dd_loc += sizeof(struct olddirect);
-       if (dp->od_ino == 0) {
-           continue;
-       }
-       dir.d_ino = dp->od_ino;
-       strncpy(dir.d_name, dp->od_name, ODIRSIZ);
-       dir.d_name[ODIRSIZ] = '\0'; /* insure null termination */
-       dir.d_namlen = strlen(dir.d_name);
-       dir.d_reclen = DIRSIZ(&dir);
-       return &dir;
-    }
-}
-
-/*
- * close a directory.
- */
-
-void
-closedir(
-    register DIR *dirp)
-{
-    close(dirp->dd_fd);
-    dirp->dd_fd = -1;
-    dirp->dd_loc = 0;
-    ckfree((char *) dirp);
-}