Make it compile with libgpg-error < 1.36

With such an old version PIV cards are not supported by gpg, so that
it doesn't matter that those commands wouldn't work.

GnuPG-bug-id: 4794

src/commands/certificatetopivcardcommand.cpp

@@ -30,6 +30,11 @@
 
 #include <gpgme++/context.h>
 
+#include <gpg-error.h>
+#if GPG_ERROR_VERSION_NUMBER >= 0x12400 // 1.36
+# define GPG_ERROR_HAS_NO_AUTH
+#endif
+
 #include "kleopatra_debug.h"
 
 using namespace Kleo;
@@ -217,11 +222,13 @@ void CertificateToPIVCardCommand::certificateToPIVCardDone(const Error &err)
     qCDebug(KLEOPATRA_LOG) << "CertificateToPIVCardCommand::certificateToPIVCardDone():"
                            << err.asString() << "(" << err.code() << ")";
     if (err) {
+#ifdef GPG_ERROR_HAS_NO_AUTH
         // gpgme 1.13 reports "BAD PIN" instead of "NO AUTH"
         if (err.code() == GPG_ERR_NO_AUTH || err.code() == GPG_ERR_BAD_PIN) {
             d->authenticate();
             return;
         }
+#endif
 
         d->error(i18nc("@info", "Writing the certificate to the card failed: %1", QString::fromUtf8(err.asString())),
                  i18nc("@title", "Error"));

src/commands/keytocardcommand.cpp

@@ -35,6 +35,11 @@
 #include <QInputDialog>
 #include <QStringList>
 
+#include <gpg-error.h>
+#if GPG_ERROR_VERSION_NUMBER >= 0x12400 // 1.36
+# define GPG_ERROR_HAS_NO_AUTH
+#endif
+
 #include "kleopatra_debug.h"
 
 using namespace Kleo;
@@ -475,11 +480,13 @@ void KeyToCardCommand::keyToPIVCardDone(const GpgME::Error &err)
     qCDebug(KLEOPATRA_LOG) << "KeyToCardCommand::keyToPIVCardDone():"
                            << err.asString() << "(" << err.code() << ")";
     if (err) {
+#ifdef GPG_ERROR_HAS_NO_AUTH
         // gpgme 1.13 reports "BAD PIN" instead of "NO AUTH"
         if (err.code() == GPG_ERR_NO_AUTH || err.code() == GPG_ERR_BAD_PIN) {
             d->authenticate();
             return;
         }
+#endif
 
         d->error(i18nc("@info",
                        "Copying the key pair to the card failed: %1", QString::fromUtf8(err.asString())),

src/commands/pivgeneratecardkeycommand.cpp

@@ -22,6 +22,11 @@
 
 #include <gpgme++/error.h>
 
+#include <gpg-error.h>
+#if GPG_ERROR_VERSION_NUMBER >= 0x12400 // 1.36
+# define GPG_ERROR_HAS_NO_AUTH
+#endif
+
 #include "kleopatra_debug.h"
 
 using namespace Kleo;
@@ -200,10 +205,12 @@ void PIVGenerateCardKeyCommand::Private::slotResult(const GpgME::Error& err)
     qCDebug(KLEOPATRA_LOG) << "PIVGenerateCardKeyCommand::slotResult():"
                            << err.asString() << "(" << err.code() << ")";
     if (err) {
+#ifdef GPG_ERROR_HAS_NO_AUTH
         if (err.code() == GPG_ERR_NO_AUTH) {
             authenticate();
             return;
         }
+#endif
 
         error(i18nc("@info", "Generating key failed: %1", QString::fromLatin1(err.asString())),
               i18nc("@title", "Error"));