common 81f518d: TCPSocket: let recv throw Interrupted on EINTR

2 files changed, 10 insertions, 5 deletions

diff --git a/lib/Socket.cpp b/lib/Socket.cpp
index bc1b179..d41ed1c 100644
--- a/lib/Socket.cpp
+++ b/lib/Socket.cpp
@@ -630,8 +630,13 @@ ssize_t TCPSocket::recv(void *buffer, size_t length, int flags)
 {
     ssize_t ret = ::recv(m_sock, buffer, length, flags);
     if (ret == -1) {
-        std::string errstr(strerror(errno));
-        throw std::runtime_error("TCP receive error: " + errstr);
+        if (errno == EINTR) {
+            throw Interrupted();
+        }
+        else {
+            std::string errstr(strerror(errno));
+            throw std::runtime_error("TCP receive error: " + errstr);
+        }
     }
     return ret;
 }
diff --git a/lib/Socket.h b/lib/Socket.h
index 8c6f8a9..8881be3 100644
--- a/lib/Socket.h
+++ b/lib/Socket.h
@@ -180,12 +180,12 @@ class TCPSocket {
          */
         ssize_t send(const void* data, size_t size, int timeout_ms=0);
 
-        /* Returns number of bytes read, 0 on disconnect. Throws a
-         * runtime_error on error */
+        class Interrupted {};
+        /* Returns number of bytes read, 0 on disconnect.
+         * Throws Interrupted on EINTR, runtime_error on error */
         ssize_t recv(void *buffer, size_t length, int flags);
 
         class Timeout {};
-        class Interrupted {};
         /* Returns number of bytes read, 0 on disconnect or refused connection.
          * Throws a Timeout on timeout, Interrupted on EINTR, a runtime_error
          * on error