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trivial-httpd: flush after writing the port to stdout 

The option --port-file=- is most useful when the stdout of the daemon
is programatically redirected and not going to a terminal. The
flush-after-a-line behavior of stdout is specific to terminals, so
we need an explicit flush.

https://bugzilla.gnome.org/show_bug.cgi?id=729609
This commit is contained in:
Owen W. Taylor 2014-05-05 18:58:01 -04:00
parent 25ad4a9f65
commit 466671407d
1 changed files with 4 additions and 1 deletions
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5
src/ostree/ot-builtin-trivial-httpd.c
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@ -353,7 +353,10 @@ ostree_builtin_trivial_httpd (int argc, char **argv, OstreeRepo *repo, GCancella
{
gs_free char *portstr = g_strdup_printf ("%u\n", soup_server_get_port (server));
if (g_strcmp0 ("-", opt_port_file) == 0)
fputs (portstr, stdout); // not g_print - this must go to stdout, not a handler
{
fputs (portstr, stdout); // not g_print - this must go to stdout, not a handler
fflush (stdout);
}
else if (!g_file_set_contents (opt_port_file, portstr, strlen (portstr), error))
goto out;
}