* gnu/packages/patches/gnutls-guile-eintr-eagain.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/tls.scm (gnutls)[source]: Use it.
		
			
				
	
	
		
			56 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			56 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
Fixes <https://issues.guix.gnu.org/47867>.
 | 
						|
 | 
						|
This fix was merged upstream
 | 
						|
in <https://gitlab.com/gnutls/gnutls/-/merge_requests/1417> and will
 | 
						|
be in GnuTLS 3.7.3.  Upstream commit:
 | 
						|
 | 
						|
commit 110e2172dbef1fbdf7399dab1e80780847b61c0c
 | 
						|
Author: Ludovic Courtès <ludo@gnu.org>
 | 
						|
Date:   Sat Apr 24 22:02:14 2021 +0200
 | 
						|
 | 
						|
    guile: Writes to record ports handle EAGAIN/EINTR transparently.
 | 
						|
 | 
						|
diff --git a/guile/src/core.c b/guile/src/core.c
 | 
						|
index a13670fc7b..0926dc8a97 100644
 | 
						|
--- a/guile/src/core.c
 | 
						|
+++ b/guile/src/core.c
 | 
						|
@@ -985,7 +985,10 @@ write_to_session_record_port (SCM port, const void *data, size_t size)
 | 
						|
       c_result = gnutls_record_send (c_session, (char *) data + c_sent,
 | 
						|
                                      size - c_sent);
 | 
						|
       if (EXPECT_FALSE (c_result < 0))
 | 
						|
-        scm_gnutls_error (c_result, FUNC_NAME);
 | 
						|
+	{
 | 
						|
+	  if (c_result != GNUTLS_E_AGAIN && c_result != GNUTLS_E_INTERRUPTED)
 | 
						|
+	    scm_gnutls_error (c_result, FUNC_NAME);
 | 
						|
+	}
 | 
						|
       else
 | 
						|
         c_sent += c_result;
 | 
						|
     }
 | 
						|
@@ -1069,7 +1072,8 @@ read_from_session_record_port (SCM port, SCM dst, size_t start, size_t count)
 | 
						|
 #undef FUNC_NAME
 | 
						|
 
 | 
						|
 /* Return the file descriptor that backs PORT.  This function is called upon a
 | 
						|
-   blocking read--i.e., 'read_from_session_record_port' returned -1.  */
 | 
						|
+   blocking read--i.e., 'read_from_session_record_port' or
 | 
						|
+   'write_to_session_record_port' returned -1.  */
 | 
						|
 static int
 | 
						|
 session_record_port_fd (SCM port)
 | 
						|
 {
 | 
						|
@@ -1097,7 +1101,16 @@ write_to_session_record_port (SCM port, SCM src, size_t start, size_t count)
 | 
						|
   c_session = scm_to_gnutls_session (session, 1, FUNC_NAME);
 | 
						|
   data = (char *) SCM_BYTEVECTOR_CONTENTS (src) + start;
 | 
						|
 
 | 
						|
-  result = gnutls_record_send (c_session, data, count);
 | 
						|
+  do
 | 
						|
+    result = gnutls_record_send (c_session, data, count);
 | 
						|
+  while (result == GNUTLS_E_INTERRUPTED
 | 
						|
+	 || (result == GNUTLS_E_AGAIN
 | 
						|
+	     && !SCM_GNUTLS_SESSION_TRANSPORT_IS_FD (c_session)));
 | 
						|
+
 | 
						|
+  if (result == GNUTLS_E_AGAIN
 | 
						|
+      && SCM_GNUTLS_SESSION_TRANSPORT_IS_FD (c_session))
 | 
						|
+    /* Tell Guile that reading would block.  */
 | 
						|
+    return (size_t) -1;
 | 
						|
 
 | 
						|
   if (EXPECT_FALSE (result < 0))
 | 
						|
     scm_gnutls_error (result, FUNC_NAME);
 |