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/*
* Copyright (C) 1999-2008 by CERN/IT/PDP/DM
* All rights reserved
*/
#ifndef lint
static char sccsid[] = "@(#)$RCSfile: nsrm.c,v $ $Revision: 1.3 $ $Date: 2008/09/24 11:25:01 $ CERN IT-PDP/DM Jean-Philippe Baud";
#endif /* not lint */
/* nsrm - remove name server directory/file entries */
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#if defined(_WIN32)
#define W_OK 2
#include <winsock2.h>
#include "statbits.h"
#else
#include <unistd.h>
#endif
#include "Cns.h"
#include "Cns_api.h"
#include "serrno.h"
extern char *getenv();
extern int optind;
#if sgi
extern char *strdup _PROTO((CONST char *));
#endif
int errflg;
int fflag;
int iflag;
int rflag;
main(argc, argv)
int argc;
char **argv;
{
int c;
char fullpath[CA_MAXPATHLEN+1];
int i;
char *p;
char *path;
struct Cns_filestat statbuf;
#if defined(_WIN32)
WSADATA wsadata;
#endif
while ((c = getopt (argc, argv, "fiRr")) != EOF) {
switch (c) {
case 'f':
fflag++;
break;
case 'i':
iflag++;
break;
case 'R':
case 'r':
rflag++;
break;
case '?':
errflg++;
break;
default:
break;
}
}
if (errflg || optind >= argc) {
fprintf (stderr,
"usage: %s [-f] [-i] file...\n\t%s [-f] [-i] -r dirname...\n",
argv[0], argv[0]);
exit (USERR);
}
#if defined(_WIN32)
if (WSAStartup (MAKEWORD (2, 0), &wsadata)) {
fprintf (stderr, NS052);
exit (SYERR);
}
#endif
for (i = optind; i < argc; i++) {
path = argv[i];
if (*path != '/' && strstr (path, ":/") == NULL) {
if ((p = getenv (CNS_HOME_ENV)) == NULL ||
strlen (p) + strlen (path) + 1 > CA_MAXPATHLEN) {
fprintf (stderr, "%s: invalid path\n", path);
errflg++;
continue;
} else
sprintf (fullpath, "%s/%s", p, path);
} else {
if (strlen (path) > CA_MAXPATHLEN) {
fprintf (stderr, "%s: %s\n", path,
sstrerror(SENAMETOOLONG));
errflg++;
continue;
} else
strcpy (fullpath, path);
}
if ((c = Cns_lstat (fullpath, &statbuf)) == 0) {
if (statbuf.filemode & S_IFDIR) {
if (rflag) {
c = removedir (fullpath);
} else {
serrno = EISDIR;
c = -1;
}
} else {
if ((statbuf.filemode & S_IFLNK) != S_IFLNK &&
! fflag && Cns_access (fullpath, W_OK) &&
isatty (fileno (stdin))) {
printf ("override write protection for %s? ", fullpath);
if (! isyes())
continue;
} else if (iflag) {
printf ("remove %s? ", fullpath);
if (! isyes())
continue;
}
c = Cns_unlink (fullpath);
}
}
if (c && (serrno != ENOENT || fflag == 0)) {
fprintf (stderr, "%s: %s\n", path,
sstrerror(serrno));
errflg++;
}
}
#if defined(_WIN32)
WSACleanup();
#endif
if (errflg)
exit (USERR);
exit (0);
}
isyes()
{
int c;
int fchar;
fchar = c = getchar();
while (c != '\n' && c != EOF)
c = getchar();
return (fchar == 'y');
}
removedir (dir)
char *dir;
{
char curdir[CA_MAXPATHLEN+1];
struct dirlist {
char *d_name;
struct dirlist *next;
};
Cns_DIR *dirp;
struct dirlist *dlc; /* pointer to current directory in the list */
struct dirlist *dlf = NULL; /* pointer to first directory in the list */
struct dirlist *dll; /* pointer to last directory in the list */
struct Cns_direnstat *dxp;
char fullpath[CA_MAXPATHLEN+1];
if (! fflag && Cns_access (dir, W_OK) &&
isatty (fileno (stdin))) {
printf ("override write protection for %s? ", dir);
if (! isyes())
return (0);
} else if (iflag) {
printf ("remove files in %s? ", dir);
if (! isyes())
return (0);
}
if ((dirp = Cns_opendir (dir)) == NULL)
return (-1);
if (Cns_chdir (dir) < 0)
return (-1);
while ((dxp = Cns_readdirx (dirp)) != NULL) {
if (dxp->filemode & S_IFDIR) {
if ((dlc = (struct dirlist *)
malloc (sizeof(struct dirlist))) == NULL ||
(dlc->d_name = strdup (dxp->d_name)) == NULL) {
serrno = errno;
return (-1);
}
dlc->next = 0;
if (dlf == NULL)
dlf = dlc;
else
dll->next = dlc;
dll = dlc;
} else {
sprintf (fullpath, "%s/%s", dir, dxp->d_name);
if ((dxp->filemode & S_IFLNK) != S_IFLNK &&
! fflag && Cns_access (fullpath, W_OK) &&
isatty (fileno (stdin))) {
printf ("override write protection for %s? ", fullpath);
if (! isyes())
continue;
} else if (iflag) {
printf ("remove %s? ", fullpath);
if (! isyes())
continue;
}
if (Cns_unlink (dxp->d_name)) {
fprintf (stderr, "%s/%s: %s\n", dir,
dxp->d_name, sstrerror(serrno));
errflg++;
}
}
}
(void) Cns_closedir (dirp);
while (dlf) {
sprintf (curdir, "%s/%s", dir, dlf->d_name);
if (removedir (curdir) < 0)
fprintf (stderr, "%s: %s\n", curdir, sstrerror(serrno));
free (dlf->d_name);
dlc = dlf;
dlf = dlf->next;
free (dlc);
}
if (Cns_chdir ("..") < 0)
return (-1);
if (iflag) {
printf ("remove %s? ", dir);
if (! isyes())
return (0);
}
if (Cns_rmdir (dir)) {
fprintf (stderr, "%s: %s\n", dir, (serrno == EEXIST) ?
"Directory not empty" : sstrerror(serrno));
errflg++;
}
return (0);
}
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