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more useful error messages

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Original commit message from CVS:
more useful error messages
- how about i18n ?
- is this really the best way to pass user-visible error messages ?
This commit is contained in:
Thomas Vander Stichele 2002-12-03 09:39:52 +00:00
parent 2c758796f5
commit a03ceeadcb
1 changed files with 32 additions and 2 deletions
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34
sys/oss/gstosssink.c
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@ -28,6 +28,7 @@
#include <sys/soundcard.h> #include <sys/soundcard.h>
#include <unistd.h> #include <unistd.h>
#include <errno.h> #include <errno.h>
#include <string.h>
#include <gstosssink.h> #include <gstosssink.h>
@ -810,6 +811,7 @@ gst_osssink_open_audio (GstOssSink *sink)
GST_INFO (GST_CAT_PLUGIN_INFO, "osssink: attempting to open sound device"); GST_INFO (GST_CAT_PLUGIN_INFO, "osssink: attempting to open sound device");
/* first try to open the sound card */ /* first try to open the sound card */
/* FIXME: this code is dubious, why do we need to open and close this ?*/
sink->fd = open (sink->device, O_WRONLY | O_NONBLOCK); sink->fd = open (sink->device, O_WRONLY | O_NONBLOCK);
if (errno == EBUSY) { if (errno == EBUSY) {
g_warning ("osssink: unable to open the sound device (in use ?)\n"); g_warning ("osssink: unable to open the sound device (in use ?)\n");
@ -822,10 +824,38 @@ gst_osssink_open_audio (GstOssSink *sink)
sink->fd = open (sink->device, O_WRONLY); sink->fd = open (sink->device, O_WRONLY);
if (sink->fd < 0) { if (sink->fd < 0) {
g_warning ("osssink: unable to open the sound device (errno=%d)\n", errno); switch (errno) {
case EISDIR:
gst_element_error (GST_ELEMENT (sink),
"osssink: Device %s is a directory",
sink->device);
break;
case EACCES:
case ETXTBSY:
gst_element_error (GST_ELEMENT (sink),
"osssink: Cannot access %s, check permissions",
sink->device);
break;
case ENXIO:
case ENODEV:
case ENOENT:
gst_element_error (GST_ELEMENT (sink),
"osssink: Cannot access %s, does it exist ?",
sink->device);
break;
case EROFS:
gst_element_error (GST_ELEMENT (sink),
"osssink: Cannot access %s, read-only filesystem ?",
sink->device);
default:
/* FIXME: strerror is not threadsafe */
gst_element_error (GST_ELEMENT (sink),
"osssink: Cannot open %s, generic error: %s",
sink->device, strerror (errno));
break;
}
return FALSE; return FALSE;
} }
/* we have it, set the default parameters and go have fun */ /* we have it, set the default parameters and go have fun */
/* set card state */ /* set card state */
ioctl (sink->fd, SNDCTL_DSP_GETCAPS, &caps); ioctl (sink->fd, SNDCTL_DSP_GETCAPS, &caps);