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01/04: gnu: gnutls: Patch the Guile bindings for EINTR/EAGAIN handling.
From: |
guix-commits |
Subject: |
01/04: gnu: gnutls: Patch the Guile bindings for EINTR/EAGAIN handling. |
Date: |
Sat, 31 Jul 2021 17:47:14 -0400 (EDT) |
civodul pushed a commit to branch core-updates-frozen
in repository guix.
commit 69dde4e354efee56422eb3527691b0714b596b49
Author: Ludovic Courtès <ludo@gnu.org>
AuthorDate: Sat Jul 31 15:44:58 2021 +0200
gnu: gnutls: Patch the Guile bindings for EINTR/EAGAIN handling.
* 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.
---
gnu/local.mk | 1 +
.../patches/gnutls-guile-eintr-eagain.patch | 56 ++++++++++++++++++++++
gnu/packages/tls.scm | 3 +-
3 files changed, 59 insertions(+), 1 deletion(-)
diff --git a/gnu/local.mk b/gnu/local.mk
index 812c997..acce61d 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1144,6 +1144,7 @@ dist_patch_DATA =
\
%D%/packages/patches/gnupg-default-pinentry.patch \
%D%/packages/patches/gnutls-skip-trust-store-test.patch \
%D%/packages/patches/gnutls-cross.patch \
+ %D%/packages/patches/gnutls-guile-eintr-eagain.patch \
%D%/packages/patches/gobject-introspection-absolute-shlib-path.patch \
%D%/packages/patches/gobject-introspection-cc.patch \
%D%/packages/patches/gobject-introspection-girepository.patch \
diff --git a/gnu/packages/patches/gnutls-guile-eintr-eagain.patch
b/gnu/packages/patches/gnutls-guile-eintr-eagain.patch
new file mode 100644
index 0000000..e04c945
--- /dev/null
+++ b/gnu/packages/patches/gnutls-guile-eintr-eagain.patch
@@ -0,0 +1,56 @@
+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);
diff --git a/gnu/packages/tls.scm b/gnu/packages/tls.scm
index 04271ce..fccda07 100644
--- a/gnu/packages/tls.scm
+++ b/gnu/packages/tls.scm
@@ -180,7 +180,8 @@ living in the same process.")
(version-major+minor version)
"/gnutls-" version ".tar.xz"))
(patches (search-patches "gnutls-skip-trust-store-test.patch"
- "gnutls-cross.patch"))
+ "gnutls-cross.patch"
+ "gnutls-guile-eintr-eagain.patch"))
(sha256
(base32
"0li7mwjnm64mbxhacz0rpf6i9qd83f53fvbrx96alpqqk9d6qvk4"))))