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If the length is bogus in a message received from the sync pipe, dump 

out all 4 bytes we read, to provide more information about the message
that was sent so it's easier to see if something was spewing extra
output to the standard output or error in the child.

svn path=/trunk/; revision=41489
This commit is contained in:
Guy Harris 2012-03-11 20:00:39 +00:00
parent 6486942282
commit 7f6caeb730
1 changed files with 3 additions and 2 deletions
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5
capture_sync.c
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@ -1513,8 +1513,9 @@ pipe_read_block(int pipe_fd, char *indicator, int len, char *msg,
/* does the data fit into the given buffer? */
if(required > len) {
g_log(LOG_DOMAIN_CAPTURE, G_LOG_LEVEL_DEBUG,
"read %d length error, required %d > len %d, indicator: %u",
pipe_fd, required, len, *indicator);
"read %d length error, required %d > len %d, header: 0x%02x 0x%02x 0x%02x 0x%02x",
pipe_fd, required, len,
header[0], header[1], header[2], header[3]);
/* we have a problem here, try to read some more bytes from the pipe to debug where the problem really is */
memcpy(msg, header, sizeof(header));