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authorStefan Kangas <stefankangas@gmail.com>2022-09-09 11:19:21 +0200
committerStefan Kangas <stefankangas@gmail.com>2022-09-09 11:20:33 +0200
commitc6d8db8d91649d4e30bb26c662ac867136005c0c (patch)
tree583431c29e88648fdc1f3e140319ac9668c445d7 /lib-src
parenta0886b321c4792ac52d69900a999840c7ee1d90a (diff)
downloademacs-c6d8db8d91649d4e30bb26c662ac867136005c0c.tar.gz
Display error in emacsclient if setsockopt failed
* lib-src/emacsclient.c (set_tcp_socket, set_socket_timeout): Display an error message if setsockopt failed.
Diffstat (limited to 'lib-src')
-rw-r--r--lib-src/emacsclient.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/lib-src/emacsclient.c b/lib-src/emacsclient.c
index 49d90a989fc..88800b9b2e9 100644
--- a/lib-src/emacsclient.c
+++ b/lib-src/emacsclient.c
@@ -1078,7 +1078,9 @@ set_tcp_socket (const char *local_server_file)
/* The cast to 'const char *' is to avoid a compiler warning when
compiling for MS-Windows sockets. */
- setsockopt (s, SOL_SOCKET, SO_LINGER, (const char *) &l_arg, sizeof l_arg);
+ int ret = setsockopt (s, SOL_SOCKET, SO_LINGER, (const char *) &l_arg, sizeof l_arg);
+ if (ret < 0)
+ sock_err_message ("setsockopt");
/* Send the authentication. */
auth_string[AUTH_KEY_LENGTH] = '\0';
@@ -1892,11 +1894,13 @@ start_daemon_and_retry_set_socket (void)
static void
set_socket_timeout (HSOCKET socket, int seconds)
{
+ int ret;
+
#ifndef WINDOWSNT
struct timeval timeout;
timeout.tv_sec = seconds;
timeout.tv_usec = 0;
- setsockopt (socket, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof timeout);
+ ret = setsockopt (socket, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof timeout);
#else
DWORD timeout;
@@ -1904,8 +1908,11 @@ set_socket_timeout (HSOCKET socket, int seconds)
timeout = INT_MAX;
else
timeout = seconds * 1000;
- setsockopt (socket, SOL_SOCKET, SO_RCVTIMEO, (char *) &timeout, sizeof timeout);
+ ret = setsockopt (socket, SOL_SOCKET, SO_RCVTIMEO, (char *) &timeout, sizeof timeout);
#endif
+
+ if (ret < 0)
+ sock_err_message ("setsockopt");
}
static bool