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-rw-r--r--lib/libalpm/alpm.h5
-rw-r--r--lib/libalpm/conflict.c14
-rw-r--r--lib/libalpm/handle.c21
-rw-r--r--lib/libalpm/handle.h1
4 files changed, 37 insertions, 4 deletions
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index 448d42d2..2637a055 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -830,6 +830,11 @@ int alpm_option_add_hookdir(alpm_handle_t *handle, const char *hookdir);
int alpm_option_remove_hookdir(alpm_handle_t *handle, const char *hookdir);
/** @} */
+alpm_list_t *alpm_option_get_overwrite_files(alpm_handle_t *handle);
+int alpm_option_set_overwrite_files(alpm_handle_t *handle, alpm_list_t *globs);
+int alpm_option_add_overwrite_file(alpm_handle_t *handle, const char *glob);
+int alpm_option_remove_overwrite_file(alpm_handle_t *handle, const char *glob);
+
/** Returns the logfile name. */
const char *alpm_option_get_logfile(alpm_handle_t *handle);
/** Sets the logfile name. */
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c
index b1666dfe..0e37419f 100644
--- a/lib/libalpm/conflict.c
+++ b/lib/libalpm/conflict.c
@@ -385,6 +385,12 @@ static alpm_list_t *alpm_db_find_file_owners(alpm_db_t* db, const char *path)
return owners;
}
+static int _alpm_can_overwrite_file(alpm_handle_t *handle, const char *path)
+{
+ return handle->trans->flags & ALPM_TRANS_FLAG_FORCE
+ || _alpm_fnmatch_patterns(handle->overwrite_files, path) == 0;
+}
+
/**
* @brief Find file conflicts that may occur during the transaction.
*
@@ -448,8 +454,8 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
/* can skip file-file conflicts when forced *
* checking presence in p2_files detects dir-file or file-dir
* conflicts as the path from p1 is returned */
- if((handle->trans->flags & ALPM_TRANS_FLAG_FORCE) &&
- alpm_filelist_contains(p2_files, filename)) {
+ if(_alpm_can_overwrite_file(handle, filename)
+ && alpm_filelist_contains(p2_files, filename)) {
_alpm_log(handle, ALPM_LOG_DEBUG,
"%s exists in both '%s' and '%s'\n", filename,
p1->name, p2->name);
@@ -654,8 +660,8 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
}
/* skip file-file conflicts when being forced */
- if((handle->trans->flags & ALPM_TRANS_FLAG_FORCE) &&
- !S_ISDIR(lsbuf.st_mode)) {
+ if(!S_ISDIR(lsbuf.st_mode)
+ && _alpm_can_overwrite_file(handle, filestr)) {
_alpm_log(handle, ALPM_LOG_DEBUG,
"conflict with file on filesystem being forced\n");
resolved_conflict = 1;
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c
index f08f614c..b6b27881 100644
--- a/lib/libalpm/handle.c
+++ b/lib/libalpm/handle.c
@@ -283,6 +283,12 @@ alpm_list_t SYMEXPORT *alpm_option_get_ignoregroups(alpm_handle_t *handle)
return handle->ignoregroup;
}
+alpm_list_t SYMEXPORT *alpm_option_get_overwrite_files(alpm_handle_t *handle)
+{
+ CHECK_HANDLE(handle, return NULL);
+ return handle->overwrite_files;
+}
+
alpm_list_t SYMEXPORT *alpm_option_get_assumeinstalled(alpm_handle_t *handle)
{
CHECK_HANDLE(handle, return NULL);
@@ -657,6 +663,21 @@ int SYMEXPORT alpm_option_remove_ignoregroup(alpm_handle_t *handle, const char *
return _alpm_option_strlist_rem(handle, &(handle->ignoregroup), grp);
}
+int SYMEXPORT alpm_option_add_overwrite_file(alpm_handle_t *handle, const char *glob)
+{
+ return _alpm_option_strlist_add(handle, &(handle->overwrite_files), glob);
+}
+
+int SYMEXPORT alpm_option_set_overwrite_files(alpm_handle_t *handle, alpm_list_t *globs)
+{
+ return _alpm_option_strlist_set(handle, &(handle->overwrite_files), globs);
+}
+
+int SYMEXPORT alpm_option_remove_overwrite_file(alpm_handle_t *handle, const char *glob)
+{
+ return _alpm_option_strlist_rem(handle, &(handle->overwrite_files), glob);
+}
+
int SYMEXPORT alpm_option_add_assumeinstalled(alpm_handle_t *handle, const alpm_depend_t *dep)
{
alpm_depend_t *depcpy;
diff --git a/lib/libalpm/handle.h b/lib/libalpm/handle.h
index 223eac12..115c3481 100644
--- a/lib/libalpm/handle.h
+++ b/lib/libalpm/handle.h
@@ -84,6 +84,7 @@ struct __alpm_handle_t {
char *gpgdir; /* Directory where GnuPG files are stored */
alpm_list_t *cachedirs; /* Paths to pacman cache directories */
alpm_list_t *hookdirs; /* Paths to hook directories */
+ alpm_list_t *overwrite_files; /* Paths that may be overwritten */
/* package lists */
alpm_list_t *noupgrade; /* List of packages NOT to be upgraded */