2002-06-14 Marcus Brinkmann <marcus@g10code.de>

* wait.c (do_select): Return -1 on error, and 0 if nothing to run.
	(_gpgme_wait_one): Only set HANG to zero if do_select returned an
	error, or there are no more file descriptors to wait on.
	(_gpgme_wait_on_condition): Ignore return value from do_select for
	now.
This commit is contained in:
Marcus Brinkmann 2002-06-14 20:06:35 +00:00
parent 2fe7046d15
commit ccde48c08d
2 changed files with 40 additions and 10 deletions

View File

@ -1,3 +1,11 @@
2002-06-14 Marcus Brinkmann <marcus@g10code.de>
* wait.c (do_select): Return -1 on error, and 0 if nothing to run.
(_gpgme_wait_one): Only set HANG to zero if do_select returned an
error, or there are no more file descriptors to wait on.
(_gpgme_wait_on_condition): Ignore return value from do_select for
now.
2002-06-13 Werner Koch <wk@gnupg.org> 2002-06-13 Werner Koch <wk@gnupg.org>
* verify.c (gpgme_op_verify): Make sure that we never access an * verify.c (gpgme_op_verify): Make sure that we never access an

View File

@ -143,8 +143,8 @@ run_idle ()
/* Wait on all file descriptors listed in FDT and process them using /* Wait on all file descriptors listed in FDT and process them using
the registered callbacks. Returns 0 if nothing to run and 1 if it the registered callbacks. Returns -1 on error (with errno set), 0
did run something. */ if nothing to run and 1 if it did run something. */
static int static int
do_select (fd_table_t fdt) do_select (fd_table_t fdt)
{ {
@ -157,7 +157,7 @@ do_select (fd_table_t fdt)
if (n <= 0) if (n <= 0)
{ {
UNLOCK (fdt->lock); UNLOCK (fdt->lock);
return 0; /* Error or timeout. */ return n; /* Error or timeout. */
} }
for (i = 0; i < fdt->size && n; i++) for (i = 0; i < fdt->size && n; i++)
@ -236,22 +236,44 @@ gpgme_wait (GpgmeCtx ctx, GpgmeError *status, int hang)
GpgmeError GpgmeError
_gpgme_wait_one (GpgmeCtx ctx) _gpgme_wait_one (GpgmeCtx ctx)
{ {
GpgmeError err = 0;
int hang = 1; int hang = 1;
DEBUG1 ("waiting... ctx=%p", ctx); DEBUG1 ("waiting... ctx=%p", ctx);
do do
{ {
if (! do_select (&ctx->fdt)) if (do_select (&ctx->fdt) < 0)
hang = 0; {
err = mk_error (File_Error);
hang = 0;
}
else
{
int any = 0;
int i;
LOCK (ctx->fdt.lock);
for (i = 0; i < ctx->fdt.size; i++)
{
if (ctx->fdt.fds[i].fd != -1)
{
any = 1;
break;
}
}
if (!any)
hang = 0;
UNLOCK (ctx->fdt.lock);
}
} }
while (hang && !ctx->cancel); while (hang && !ctx->cancel);
if (ctx->cancel) if (!err && ctx->cancel)
{ {
/* FIXME: Paranoia? */ /* FIXME: Paranoia? */
ctx->cancel = 0; ctx->cancel = 0;
ctx->pending = 0; ctx->pending = 0;
ctx->error = mk_error (Canceled); ctx->error = mk_error (Canceled);
} }
return ctx->error; return err ? err : ctx->error;
} }
@ -261,8 +283,8 @@ _gpgme_wait_on_condition (GpgmeCtx ctx, int hang, volatile int *cond)
DEBUG3 ("waiting... ctx=%p hang=%d cond=%p", ctx, hang, cond); DEBUG3 ("waiting... ctx=%p hang=%d cond=%p", ctx, hang, cond);
do do
{ {
if (! do_select (&fdt_global)) /* XXX We are ignoring all errors from select here. */
hang = 0; do_select (&fdt_global);
if (cond && *cond) if (cond && *cond)
hang = 0; hang = 0;