NetBSD/usr.sbin/pkg_install/delete/main.c

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/* $NetBSD: main.c,v 1.11 1999/03/22 05:02:40 hubertf Exp $ */
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#include <sys/cdefs.h>
#ifndef lint
#if 0
static char *rcsid = "from FreeBSD Id: main.c,v 1.11 1997/10/08 07:46:48 charnier Exp";
#else
__RCSID("$NetBSD: main.c,v 1.11 1999/03/22 05:02:40 hubertf Exp $");
#endif
#endif
/*
*
* FreeBSD install - a package for the installation and maintainance
* of non-core utilities.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Jordan K. Hubbard
* 18 July 1993
*
* This is the delete module.
*
*/
#include <err.h>
#include <errno.h>
#include "lib.h"
#include "delete.h"
static char Options[] = "hvDdnfFp:OrR";
char *Prefix = NULL;
char *ProgramPath = NULL;
Boolean NoDeInstall = FALSE;
Boolean CleanDirs = FALSE;
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Boolean File2Pkg = FALSE;
Boolean Recurse_up = FALSE;
Boolean Recurse_down = FALSE;
Boolean OnlyDeleteFromPkgDB = FALSE;
lpkg_head_t pkgs;
static void
usage(void)
{
fprintf(stderr, "usage: pkg_delete [-vDdnFfOrR] [-p prefix] pkg-name ...\n");
exit(1);
}
static int
find_fn(const char *pkg, char *data)
{
lpkg_t *lpp;
lpp=alloc_lpkg(pkg);
TAILQ_INSERT_TAIL(&pkgs, lpp, lp_link);
return 0;
}
int
main(int argc, char **argv)
{
int ch, error;
lpkg_t *lpp;
ProgramPath = argv[0];
while ((ch = getopt(argc, argv, Options)) != -1)
switch(ch) {
case 'v':
Verbose = TRUE;
break;
case 'f':
Force = TRUE;
break;
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case 'F':
File2Pkg = TRUE;
break;
case 'p':
Prefix = optarg;
break;
case 'D':
NoDeInstall = TRUE;
break;
case 'd':
CleanDirs = TRUE;
break;
case 'n':
Fake = TRUE;
Verbose = TRUE;
break;
case 'r':
Recurse_up = TRUE;
break;
case 'R':
Recurse_down = TRUE;
break;
case 'O':
OnlyDeleteFromPkgDB = TRUE;
break;
case 'h':
case '?':
default:
usage();
break;
}
argc -= optind;
argv += optind;
TAILQ_INIT(&pkgs);
/* Get all the remaining package names, if any */
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if (File2Pkg)
if (pkgdb_open(1)==-1) {
err(1, "cannot open pkgdb");
}
/* Get all the remaining package names, if any */
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while (*argv) {
/* pkgdb: if -F flag given, don't add pkgnames to pkgs but
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* rather resolve the given filenames to pkgnames using
* pkgdb_retrieve, then add them.
*/
if (File2Pkg) {
char *s;
s = pkgdb_retrieve(*argv);
if (s) {
lpp = alloc_lpkg(s);
TAILQ_INSERT_TAIL(&pkgs, lpp, lp_link);
} else
errx(1, "No matching pkg for %s in pkgdb.", *argv);
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} else {
if (ispkgpattern(*argv)) {
if (findmatchingname(_pkgdb_getPKGDB_DIR(), *argv, find_fn, NULL) == 0)
errx(1, "No matching pkg for %s.", *argv);
}else {
lpp = alloc_lpkg(*argv);
TAILQ_INSERT_TAIL(&pkgs, lpp, lp_link);
}
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}
argv++;
}
if (File2Pkg)
pkgdb_close();
/* If no packages, yelp */
if (TAILQ_FIRST(&pkgs) == NULL)
warnx("missing package name(s)"), usage();
if (!Fake && getuid() != 0)
errx(1, "you must be root to delete packages");
if (OnlyDeleteFromPkgDB) {
/* Only delete the given packages' files from pkgdb, do not touch
* the pkg itself. Used by "make reinstall" in bsd.pkg.mk
*/
char *key, *val;
if (pkgdb_open(0)==-1) {
err(1, "cannot open %s", _pkgdb_getPKGDB_FILE());
}
error = 0;
while ((key=pkgdb_iter())) {
val=pkgdb_retrieve(key);
lpp = TAILQ_FIRST(&pkgs);
if (lpp != NULL) {
do {
if (strcmp(val, lpp->lp_name) == 0) {
if (Verbose)
printf("Removing file %s from pkgdb\n", key);
errno=0;
if (pkgdb_remove(key)) {
if (errno)
printf("Error removing %s from pkgdb: %s\n", key, strerror(errno));
else
printf("Key %s not present in pkgdb?!\n", key);
error = 1;
}
}
lpp = TAILQ_NEXT(lpp, lp_link);
} while(lpp != NULL);
}
}
pkgdb_close();
return error;
} else if ((error = pkg_perform(&pkgs)) != 0) {
if (Verbose)
warnx("%d package deletion(s) failed", error);
return error;
}
else
return 0;
}