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_dbus_check_fdleaks_leave: Try to describe what the leaked fd is

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Similar to ebf487ef, but in a different situation.

Signed-off-by: Simon McVittie <smcv@collabora.com>
This commit is contained in:
Simon McVittie 2024-12-10 13:54:00 +00:00
parent c0f0516662
commit 3a37279e32
1 changed files with 14 additions and 1 deletions
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15
test/test-utils.c
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@ -606,6 +606,9 @@ _dbus_check_fdleaks_leave (DBusInitialFDs *fds,
while ((de = readdir(d)))
{
char description[256] = { 0 };
char proc_self_fd[256] = { 0 };
size_t description_length = sizeof (description) - 1;
long l;
char *e = NULL;
int fd;
@ -635,7 +638,17 @@ _dbus_check_fdleaks_leave (DBusInitialFDs *fds,
if (FD_ISSET (fd, &fds->set))
continue;
_dbus_test_fatal ("file descriptor %i leaked in %s.", fd, context);
snprintf (proc_self_fd, sizeof (proc_self_fd) - 1,
"/proc/self/fd/%ld", l);
proc_self_fd[sizeof (proc_self_fd) - 1] = '\0';
if (readlink (proc_self_fd, description, description_length) <= 0)
snprintf (description, sizeof (description) - 1, "(unknown)");
description[sizeof (description) - 1] = '\0';
_dbus_test_fatal ("file descriptor %i \"%s\" leaked in %s.",
fd, description, context);
}
closedir (d);