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-rw-r--r--lib/libalpm/Makefile1
-rw-r--r--lib/libalpm/conflict.c162
-rw-r--r--lib/libalpm/conflict.h30
-rw-r--r--lib/libalpm/db.c131
4 files changed, 193 insertions, 131 deletions
diff --git a/lib/libalpm/Makefile b/lib/libalpm/Makefile
index 9a517b3b..1f021776 100644
--- a/lib/libalpm/Makefile
+++ b/lib/libalpm/Makefile
@@ -14,6 +14,7 @@ OBJS=md5driver.o \
group.o \
db.o \
cache.o \
+ conflict.o \
deps.o \
provide.o \
rpmvercmp.o \
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c
new file mode 100644
index 00000000..e5717677
--- /dev/null
+++ b/lib/libalpm/conflict.c
@@ -0,0 +1,162 @@
+/*
+ * conflict.c
+ *
+ * Copyright (c) 2002-2005 by Judd Vinet <jvinet@zeroflux.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ * USA.
+ */
+
+#include "config.h"
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <sys/stat.h>
+/* pacman */
+#include "util.h"
+#include "conflict.h"
+
+PMList *db_find_conflicts(pmdb_t *db, PMList *targets, char *root)
+{
+ PMList *i, *j, *k;
+ char *filestr = NULL;
+ char path[PATH_MAX+1];
+ char *str = NULL;
+ struct stat buf, buf2;
+ PMList *conflicts = NULL;
+
+ if(db == NULL || targets == NULL || root == NULL) {
+ return(NULL);
+ }
+
+ /* CHECK 1: check every db package against every target package */
+ /* XXX: I've disabled the database-against-targets check for now, as the
+ * many many strcmp() calls slow it down heavily and most of the
+ * checking is redundant to the targets-against-filesystem check.
+ * This will be re-enabled if I can improve performance significantly.
+ *
+ pmpkg_t *info = NULL;
+ char *dbstr = NULL;
+ db_rewind(db);
+ while((info = db_scan(db, NULL, INFRQ_DESC | INFRQ_FILES)) != NULL) {
+ for(i = info->files; i; i = i->next) {
+ if(i->data == NULL) continue;
+ dbstr = (char*)i->data;
+ for(j = targets; j; j = j->next) {
+ pmpkg_t *targ = (pmpkg_t*)j->data;
+ if(strcmp(info->name, targ->name)) {
+ for(k = targ->files; k; k = k->next) {
+ filestr = (char*)k->data;
+ if(!strcmp(dbstr, filestr)) {
+ if(rindex(k->data, '/') == filestr+strlen(filestr)-1) {
+ continue;
+ }
+ MALLOC(str, 512);
+ snprintf(str, 512, "%s: exists in \"%s\" (target) and \"%s\" (installed)", dbstr,
+ targ->name, info->name);
+ conflicts = pm_list_add(conflicts, str);
+ }
+ }
+ }
+ }
+ }
+ }*/
+
+ /* CHECK 2: check every target against every target */
+ for(i = targets; i; i = i->next) {
+ pmpkg_t *p1 = (pmpkg_t*)i->data;
+ for(j = i; j; j = j->next) {
+ pmpkg_t *p2 = (pmpkg_t*)j->data;
+ if(strcmp(p1->name, p2->name)) {
+ for(k = p1->files; k; k = k->next) {
+ filestr = k->data;
+ if(!strcmp(filestr, "._install") || !strcmp(filestr, ".INSTALL")) {
+ continue;
+ }
+ if(rindex(filestr, '/') == filestr+strlen(filestr)-1) {
+ /* this filename has a trailing '/', so it's a directory -- skip it. */
+ continue;
+ }
+ if(pm_list_is_strin(filestr, p2->files)) {
+ MALLOC(str, 512);
+ snprintf(str, 512, "%s: exists in \"%s\" (target) and \"%s\" (target)",
+ filestr, p1->name, p2->name);
+ conflicts = pm_list_add(conflicts, str);
+ }
+ }
+ }
+ }
+ }
+
+ /* CHECK 3: check every target against the filesystem */
+ for(i = targets; i; i = i->next) {
+ pmpkg_t *p = (pmpkg_t*)i->data;
+ pmpkg_t *dbpkg = NULL;
+ for(j = p->files; j; j = j->next) {
+ filestr = (char*)j->data;
+ snprintf(path, PATH_MAX, "%s%s", root, filestr);
+ if(!stat(path, &buf) && !S_ISDIR(buf.st_mode)) {
+ int ok = 0;
+ if(dbpkg == NULL) {
+ dbpkg = db_scan(db, p->name, INFRQ_DESC | INFRQ_FILES);
+ }
+ if(dbpkg && pm_list_is_strin(j->data, dbpkg->files)) {
+ ok = 1;
+ }
+ /* Make sure that the supposedly-conflicting file is not actually just
+ * a symlink that points to a path that used to exist in the package.
+ */
+ /* Check if any part of the conflicting file's path is a symlink */
+ if(dbpkg && !ok) {
+ char str[PATH_MAX];
+ for(k = dbpkg->files; k; k = k->next) {
+ snprintf(str, PATH_MAX, "%s%s", root, (char*)k->data);
+ stat(str, &buf2);
+ if(buf.st_ino == buf2.st_ino) {
+ ok = 1;
+ }
+ }
+ }
+ /* Check if the conflicting file has been moved to another package/target */
+ if(!ok) {
+ /* Look at all the targets */
+ for(k = targets; k && !ok; k = k->next) {
+ pmpkg_t *p1 = (pmpkg_t *)k->data;
+ /* As long as they're not the current package */
+ if(strcmp(p1->name, p->name)) {
+ pmpkg_t *dbpkg2 = NULL;
+ dbpkg2 = db_scan(db, p1->name, INFRQ_DESC | INFRQ_FILES);
+ /* If it used to exist in there, but doesn't anymore */
+ if(dbpkg2 && !pm_list_is_strin(filestr, p1->files) && pm_list_is_strin(filestr, dbpkg2->files)) {
+ ok = 1;
+ }
+ FREEPKG(dbpkg2);
+ }
+ }
+ }
+ if(!ok) {
+ MALLOC(str, 512);
+ snprintf(str, 512, "%s: %s: exists in filesystem", p->name, path);
+ conflicts = pm_list_add(conflicts, str);
+ }
+ }
+ }
+ FREEPKG(dbpkg);
+ }
+
+ return(conflicts);
+}
+
+/* vim: set ts=2 sw=2 noet: */
diff --git a/lib/libalpm/conflict.h b/lib/libalpm/conflict.h
new file mode 100644
index 00000000..133d714d
--- /dev/null
+++ b/lib/libalpm/conflict.h
@@ -0,0 +1,30 @@
+/*
+ * conflict.h
+ *
+ * Copyright (c) 2002-2005 by Judd Vinet <jvinet@zeroflux.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ * USA.
+ */
+#ifndef _ALPM_CONFLICT_H
+#define _ALPM_CONFLICT_H
+
+#include "db.h"
+
+PMList *db_find_conflicts(pmdb_t *db, PMList *targets, char *root);
+
+#endif /* _ALPM_CONFLICT_H */
+
+/* vim: set ts=2 sw=2 noet: */
diff --git a/lib/libalpm/db.c b/lib/libalpm/db.c
index f98706b9..51354d6b 100644
--- a/lib/libalpm/db.c
+++ b/lib/libalpm/db.c
@@ -580,135 +580,4 @@ int db_remove(pmdb_t *db, pmpkg_t *info)
return(0);
}
-PMList *db_find_conflicts(pmdb_t *db, PMList *targets, char *root)
-{
- PMList *i, *j, *k;
- char *filestr = NULL;
- char path[PATH_MAX+1];
- char *str = NULL;
- struct stat buf, buf2;
- PMList *conflicts = NULL;
-
- if(db == NULL || targets == NULL || root == NULL) {
- return(NULL);
- }
-
- /* CHECK 1: check every db package against every target package */
- /* XXX: I've disabled the database-against-targets check for now, as the
- * many many strcmp() calls slow it down heavily and most of the
- * checking is redundant to the targets-against-filesystem check.
- * This will be re-enabled if I can improve performance significantly.
- *
- pmpkg_t *info = NULL;
- char *dbstr = NULL;
- db_rewind(db);
- while((info = db_scan(db, NULL, INFRQ_DESC | INFRQ_FILES)) != NULL) {
- for(i = info->files; i; i = i->next) {
- if(i->data == NULL) continue;
- dbstr = (char*)i->data;
- for(j = targets; j; j = j->next) {
- pmpkg_t *targ = (pmpkg_t*)j->data;
- if(strcmp(info->name, targ->name)) {
- for(k = targ->files; k; k = k->next) {
- filestr = (char*)k->data;
- if(!strcmp(dbstr, filestr)) {
- if(rindex(k->data, '/') == filestr+strlen(filestr)-1) {
- continue;
- }
- MALLOC(str, 512);
- snprintf(str, 512, "%s: exists in \"%s\" (target) and \"%s\" (installed)", dbstr,
- targ->name, info->name);
- conflicts = pm_list_add(conflicts, str);
- }
- }
- }
- }
- }
- }*/
-
- /* CHECK 2: check every target against every target */
- for(i = targets; i; i = i->next) {
- pmpkg_t *p1 = (pmpkg_t*)i->data;
- for(j = i; j; j = j->next) {
- pmpkg_t *p2 = (pmpkg_t*)j->data;
- if(strcmp(p1->name, p2->name)) {
- for(k = p1->files; k; k = k->next) {
- filestr = k->data;
- if(!strcmp(filestr, "._install") || !strcmp(filestr, ".INSTALL")) {
- continue;
- }
- if(rindex(filestr, '/') == filestr+strlen(filestr)-1) {
- /* this filename has a trailing '/', so it's a directory -- skip it. */
- continue;
- }
- if(pm_list_is_strin(filestr, p2->files)) {
- MALLOC(str, 512);
- snprintf(str, 512, "%s: exists in \"%s\" (target) and \"%s\" (target)",
- filestr, p1->name, p2->name);
- conflicts = pm_list_add(conflicts, str);
- }
- }
- }
- }
- }
-
- /* CHECK 3: check every target against the filesystem */
- for(i = targets; i; i = i->next) {
- pmpkg_t *p = (pmpkg_t*)i->data;
- pmpkg_t *dbpkg = NULL;
- for(j = p->files; j; j = j->next) {
- filestr = (char*)j->data;
- snprintf(path, PATH_MAX, "%s%s", root, filestr);
- if(!stat(path, &buf) && !S_ISDIR(buf.st_mode)) {
- int ok = 0;
- if(dbpkg == NULL) {
- dbpkg = db_scan(db, p->name, INFRQ_DESC | INFRQ_FILES);
- }
- if(dbpkg && pm_list_is_strin(j->data, dbpkg->files)) {
- ok = 1;
- }
- /* Make sure that the supposedly-conflicting file is not actually just
- * a symlink that points to a path that used to exist in the package.
- */
- /* Check if any part of the conflicting file's path is a symlink */
- if(dbpkg && !ok) {
- char str[PATH_MAX];
- for(k = dbpkg->files; k; k = k->next) {
- snprintf(str, PATH_MAX, "%s%s", root, (char*)k->data);
- stat(str, &buf2);
- if(buf.st_ino == buf2.st_ino) {
- ok = 1;
- }
- }
- }
- /* Check if the conflicting file has been moved to another package/target */
- if(!ok) {
- /* Look at all the targets */
- for(k = targets; k && !ok; k = k->next) {
- pmpkg_t *p1 = (pmpkg_t *)k->data;
- /* As long as they're not the current package */
- if(strcmp(p1->name, p->name)) {
- pmpkg_t *dbpkg2 = NULL;
- dbpkg2 = db_scan(db, p1->name, INFRQ_DESC | INFRQ_FILES);
- /* If it used to exist in there, but doesn't anymore */
- if(dbpkg2 && !pm_list_is_strin(filestr, p1->files) && pm_list_is_strin(filestr, dbpkg2->files)) {
- ok = 1;
- }
- FREEPKG(dbpkg2);
- }
- }
- }
- if(!ok) {
- MALLOC(str, 512);
- snprintf(str, 512, "%s: %s: exists in filesystem", p->name, path);
- conflicts = pm_list_add(conflicts, str);
- }
- }
- }
- FREEPKG(dbpkg);
- }
-
- return(conflicts);
-}
-
/* vim: set ts=2 sw=2 noet: */
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-24 11:13:09 +0000