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authorAllan McRae <allan@archlinux.org>2013-07-16 21:48:38 +1000
committerAllan McRae <allan@archlinux.org>2014-09-23 21:27:11 +1000
commit1660ed3cf9069f84d96670b5443a9f1542b7865d (patch)
treedcead4ae0bc06c4c2ea2a15d0aedf793f79071b6 /lib
parent7e9ad22ac21329adcf470bb00f2d0a386376fddf (diff)
Add version file to empty local database
If a user manually creates the local database directory, or has an empty local database for some other reason, we silently add a version file Signed-off-by: Allan McRae <allan@archlinux.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/libalpm/be_local.c44
1 files changed, 32 insertions, 12 deletions
diff --git a/lib/libalpm/be_local.c b/lib/libalpm/be_local.c
index 7df0ff88..857c984f 100644
--- a/lib/libalpm/be_local.c
+++ b/lib/libalpm/be_local.c
@@ -398,8 +398,9 @@ static int local_db_validate(alpm_db_t *db)
{
struct dirent *ent = NULL;
const char *dbpath;
+ char dbverpath[PATH_MAX];
+ FILE *dbverfile;
DIR *dbdir;
- int ret = -1;
if(db->status & DB_STATUS_VALID) {
return 0;
@@ -412,6 +413,7 @@ static int local_db_validate(alpm_db_t *db)
if(dbpath == NULL) {
RET_ERR(db->handle, ALPM_ERR_DB_OPEN, -1);
}
+
dbdir = opendir(dbpath);
if(dbdir == NULL) {
if(errno == ENOENT) {
@@ -435,6 +437,24 @@ static int local_db_validate(alpm_db_t *db)
db->status |= DB_STATUS_EXISTS;
db->status &= ~DB_STATUS_MISSING;
+ snprintf(dbverpath, PATH_MAX, "%s.alpm_db_version", dbpath);
+
+ if((dbverfile = fopen(dbverpath, "r")) == NULL) {
+ /* create dbverfile if local database is empty - otherwise version error */
+ while((ent = readdir(dbdir)) != NULL) {
+ const char *name = ent->d_name;
+ if(strcmp(name, ".") == 0 || strcmp(name, "..") == 0) {
+ continue;
+ } else {
+ goto version_error;
+ }
+ }
+
+ local_db_add_version(db, dbpath);
+ goto version_latest;
+ }
+ fclose(dbverfile);
+
while((ent = readdir(dbdir)) != NULL) {
const char *name = ent->d_name;
char path[PATH_MAX];
@@ -449,23 +469,23 @@ static int local_db_validate(alpm_db_t *db)
snprintf(path, PATH_MAX, "%s%s/depends", dbpath, name);
if(access(path, F_OK) == 0) {
/* we found a depends file- bail */
- db->status &= ~DB_STATUS_VALID;
- db->status |= DB_STATUS_INVALID;
- db->handle->pm_errno = ALPM_ERR_DB_VERSION;
- goto done;
+ goto version_error;
}
}
/* we found no depends file after full scan */
+
+version_latest:
+ closedir(dbdir);
db->status |= DB_STATUS_VALID;
db->status &= ~DB_STATUS_INVALID;
- ret = 0;
-
-done:
- if(dbdir) {
- closedir(dbdir);
- }
+ return 0;
- return ret;
+version_error:
+ closedir(dbdir);
+ db->status &= ~DB_STATUS_VALID;
+ db->status |= DB_STATUS_INVALID;
+ db->handle->pm_errno = ALPM_ERR_DB_VERSION;
+ return -1;
}
static int local_db_populate(alpm_db_t *db)