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authorShantanu Goel <sgoel@trade4.test-jc.tower-research.com>2012-06-18 09:26:45 -0400
committerStephen Gallagher <sgallagh@redhat.com>2012-06-18 14:37:59 -0400
commit2a973054b8b1bdf3752a5d39676f51f78e3207ce (patch)
tree92afda933be0430e6162c1c2d3267732cd58af84 /src/sss_client
parent3adb3a4ed740aaeb3013020aa8aa9544669197a0 (diff)
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Do not send SIGPIPE on disconnection
Note we set MSG_NOSIGNAL to avoid having to fiddle with signal masks but also do not want to die in case SIGPIPE gets raised and the application does not handle it.
Diffstat (limited to 'src/sss_client')
-rw-r--r--src/sss_client/common.c27
1 files changed, 21 insertions, 6 deletions
diff --git a/src/sss_client/common.c b/src/sss_client/common.c
index 90713d5..9fbb588 100644
--- a/src/sss_client/common.c
+++ b/src/sss_client/common.c
@@ -49,6 +49,19 @@
#include <pthread.h>
#endif
+/*
+* Note we set MSG_NOSIGNAL to avoid
+* having to fiddle with signal masks
+* but also do not want to die in case
+* SIGPIPE gets raised and the application
+* does not handle it.
+*/
+#ifdef MSG_NOSIGNAL
+#define SSS_DEFAULT_WRITE_FLAGS MSG_NOSIGNAL
+#else
+#define SSS_DEFAULT_WRITE_FLAGS 0
+#endif
+
/* common functions */
int sss_cli_sd = -1; /* the sss client socket descriptor */
@@ -133,14 +146,16 @@ static enum sss_status sss_cli_send_req(enum sss_cli_command cmd,
errno = 0;
if (datasent < SSS_NSS_HEADER_SIZE) {
- res = write(sss_cli_sd,
- (char *)header + datasent,
- SSS_NSS_HEADER_SIZE - datasent);
+ res = send(sss_cli_sd,
+ (char *)header + datasent,
+ SSS_NSS_HEADER_SIZE - datasent,
+ SSS_DEFAULT_WRITE_FLAGS);
} else {
rdsent = datasent - SSS_NSS_HEADER_SIZE;
- res = write(sss_cli_sd,
- (const char *)rd->data + rdsent,
- rd->len - rdsent);
+ res = send(sss_cli_sd,
+ (const char *)rd->data + rdsent,
+ rd->len - rdsent,
+ SSS_DEFAULT_WRITE_FLAGS);
}
error = errno;