gpg-interface: add new config to select how to sign a commit
Add "gpg.format" where the user can specify which type of signature to
use for commits. At the moment only "openpgp" is supported and the value is
not even used. This commit prepares for a new types of signatures.
Signed-off-by: Henning Schild <henning.schild@siemens.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/gpg-interface.c b/gpg-interface.c
index 09ddfbc..b39a279 100644
--- a/gpg-interface.c
+++ b/gpg-interface.c
@@ -7,6 +7,7 @@
#include "tempfile.h"
static char *configured_signing_key;
+static const char *gpg_format = "openpgp";
static const char *gpg_program = "gpg";
#define PGP_SIGNATURE "-----BEGIN PGP SIGNATURE-----"
@@ -138,6 +139,15 @@ int git_gpg_config(const char *var, const char *value, void *cb)
return 0;
}
+ if (!strcmp(var, "gpg.format")) {
+ if (!value)
+ return config_error_nonbool(var);
+ if (strcmp(value, "openpgp"))
+ return error("unsupported value for %s: %s",
+ var, value);
+ return git_config_string(&gpg_format, var, value);
+ }
+
if (!strcmp(var, "gpg.program")) {
if (!value)
return config_error_nonbool(var);
