[pacman-dev] [PATCH 01/13] Simplify sync_cleandb

brainpower brainpower at mailbox.org
Sat Jun 20 16:27:19 UTC 2015


Hi,

On 20.06.2015 09:42, Allan McRae wrote:
> 1) Remove checks for removing pre-tardb files
> 2) Remove the long redundant keep_used parameter
> 3) Fix pacman error due to removing .sig file along with database
> 
> Signed-off-by: Allan McRae <allan at archlinux.org>
> ---
>  src/pacman/sync.c | 43 ++++++++++++-------------------------------
>  1 file changed, 12 insertions(+), 31 deletions(-)
> 
> diff --git a/src/pacman/sync.c b/src/pacman/sync.c
> index 0c3151e..c42c38d 100644
> --- a/src/pacman/sync.c
> +++ b/src/pacman/sync.c
> @@ -53,7 +53,7 @@ static int unlink_verbose(const char *pathname, int ignore_missing)
>  
>  /* if keep_used != 0, then the db files which match an used syncdb
>   * will be kept  */
> -static int sync_cleandb(const char *dbpath, int keep_used)
> +static int sync_cleandb(const char *dbpath)

You probably want to remove the comment above this, too.

>  {
>  	DIR *dir;
>  	struct dirent *ent;
> @@ -77,18 +77,11 @@ static int sync_cleandb(const char *dbpath, int keep_used)
>  		const char *dname = ent->d_name;
>  		char *dbname;
>  		size_t len;
> +		alpm_list_t *i;
>  
>  		if(strcmp(dname, ".") == 0 || strcmp(dname, "..") == 0) {
>  			continue;
>  		}
> -		/* skip the local and sync directories */
> -		if(strcmp(dname, "sync") == 0 || strcmp(dname, "local") == 0) {
> -			continue;
> -		}
> -		/* skip the db.lck file */
> -		if(strcmp(dname, "db.lck") == 0) {
> -			continue;
> -		}
>  
>  		/* build the full path */
>  		snprintf(path, PATH_MAX, "%s%s", dbpath, dname);
> @@ -116,24 +109,16 @@ static int sync_cleandb(const char *dbpath, int keep_used)
>  			continue;
>  		}
>  
> -		if(keep_used) {
> -			alpm_list_t *i;
> -			for(i = syncdbs; i && !found; i = alpm_list_next(i)) {
> -				alpm_db_t *db = i->data;
> -				found = !strcmp(dbname, alpm_db_get_name(db));
> -			}
> +		for(i = syncdbs; i && !found; i = alpm_list_next(i)) {
> +			alpm_db_t *db = i->data;
> +			found = !strcmp(dbname, alpm_db_get_name(db));
>  		}
>  
> -		/* We have a database that doesn't match any syncdb. */
> +		/* We have a file that doesn't match any syncdb. */
>  		if(!found) {
> -			/* ENOENT check is because the signature and database could come in any
> -			 * order in our readdir() call, so either file may already be gone. */
> -			snprintf(path, PATH_MAX, "%s%s.db", dbpath, dbname);
> -			ret += unlink_verbose(path, 1);
> -			/* unlink a signature file if present too */
> -			snprintf(path, PATH_MAX, "%s%s.db.sig", dbpath, dbname);
> -			ret += unlink_verbose(path, 1);
> +			ret += unlink_verbose(path, 0);
>  		}
> +
>  		free(dbname);
>  	}
>  	closedir(dir);
> @@ -143,7 +128,7 @@ static int sync_cleandb(const char *dbpath, int keep_used)
>  static int sync_cleandb_all(void)
>  {
>  	const char *dbpath;
> -	char *newdbpath;
> +	char *syncdbpath;
>  	int ret = 0;
>  
>  	dbpath = alpm_option_get_dbpath(config->handle);
> @@ -152,17 +137,13 @@ static int sync_cleandb_all(void)
>  		return 0;
>  	}
>  	printf(_("removing unused sync repositories...\n"));
> -	/* The sync dbs were previously put in dbpath/ but are now in dbpath/sync/.
> -	 * We will clean everything in dbpath/ except local/, sync/ and db.lck, and
> -	 * only the unused sync dbs in dbpath/sync/ */
> -	ret += sync_cleandb(dbpath, 0);
>  
> -	if(asprintf(&newdbpath, "%s%s", dbpath, "sync/") < 0) {
> +	if(asprintf(&syncdbpath, "%s%s", dbpath, "sync/") < 0) {
>  		ret += 1;
>  		return ret;
>  	}
> -	ret += sync_cleandb(newdbpath, 1);
> -	free(newdbpath);
> +	ret += sync_cleandb(syncdbpath);
> +	free(syncdbpath);
>  
>  	return ret;
>  }
> 


-- 
regards,
brainpower

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