freebsd-ports/devel/libgtop2/files/patch-src::daemon::io.c
Alexander Nedotsukov 23b84554d8 - Fixes in proctime calculation.
- Fixes in procmem calculation.
- Clear libgtop_server2 responce structure to avoid use of
  uninitialized memory.
- Retry read/write after EINTR wich in fact is not an error.
- A number of glibtop_errors downgraded to glibtop_warns
  to avoid unxepected libgtop_server2 termination.
2003-09-09 03:35:10 +00:00

58 lines
1.3 KiB
C

--- src/daemon/io.c.orig Tue Sep 9 09:51:15 2003
+++ src/daemon/io.c Tue Sep 9 10:07:10 2003
@@ -21,6 +21,7 @@
Boston, MA 02111-1307, USA.
*/
+#include <errno.h>
#include "daemon.h"
void
@@ -35,9 +36,13 @@
resp->offset = offset;
resp->data_size = data_size;
+retry1:
if (s == 0) {
- if (write (1, (const void *) resp, sizeof (glibtop_response)) < 0)
+ if (write (1, (const void *) resp, sizeof (glibtop_response)) < 0) {
+ if (errno == EINTR)
+ goto retry1;
glibtop_warn_io ("write");
+ }
} else {
if (send (s, (const void *) resp, sizeof (glibtop_response), 0) < 0)
glibtop_warn_io ("send");
@@ -47,10 +52,13 @@
#ifdef REAL_DEBUG
fprintf (stderr, "Writing %d bytes of data.\n", resp->data_size);
#endif
-
+retry2:
if (s == 0) {
- if (write (1, data, resp->data_size) < 0)
+ if (write (1, data, resp->data_size) < 0) {
+ if (errno == EINTR)
+ goto retry2;
glibtop_warn_io ("write");
+ }
} else {
if (send (s, data, resp->data_size, 0) , 0)
glibtop_warn_io ("send");
@@ -66,6 +74,7 @@
size_t already_read = 0, remaining = total_size;
while (already_read < total_size) {
+retry:
if (s)
nread = recv (s, ptr, remaining, 0);
else
@@ -77,6 +86,8 @@
}
if (nread <= 0) {
+ if (errno == EINTR)
+ goto retry;
glibtop_warn_io ("recv");
return 0;
}