[pacman-dev] [PATCH 2/3] signing.c: check if needed files are readable

[Florian Pritz]

If we can't read the keyring, gpgme will output confusing debug
information and fail to verify the signature, so we should log some
debug information.

Signed-off-by: Florian Pritz <bluewind at xinu.at>
---
 lib/libalpm/signing.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c
index cfa9a02..b08416f 100644
--- a/lib/libalpm/signing.c
+++ b/lib/libalpm/signing.c
@@ -118,6 +118,12 @@ static int init_gpgme(alpm_handle_t *handle)
 
 	sigdir = alpm_option_get_gpgdir(handle);
 
+	if (_alpm_access(handle, sigdir, "pubring.gpg", R_OK)
+		|| _alpm_access(handle, sigdir, "trustdb.gpg", R_OK)) {
+		handle->pm_errno = ALPM_ERR_NOT_A_FILE;
+		_alpm_log(handle, ALPM_LOG_DEBUG, "Signature verification will fail!\n");
+	}
+
 	/* calling gpgme_check_version() returns the current version and runs
 	 * some internal library setup code */
 	version = gpgme_check_version(NULL);
-- 
1.7.6