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[autoboot] Improve visibility of error messages

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Improve the visibility of error messages by removing the redundant
final printing of the URL being booted.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown 2010-10-21 23:33:41 +01:00
parent 57bab0ae4a
commit 246624cdb8
1 changed files with 34 additions and 27 deletions
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61
src/usr/autoboot.c
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@ -77,17 +77,21 @@ int boot_next_server_and_filename ( struct in_addr next_server,
/* Construct URI */
uri = parse_uri ( filename );
if ( ! uri )
return -ENOMEM;
if ( ! uri ) {
printf ( "Could not parse \"%s\"\n", filename );
rc = -ENOMEM;
goto err_parse_uri;
}
filename_is_absolute = uri_is_absolute ( uri );
uri_put ( uri );
/* Construct a tftp:// URI for the filename, if applicable.
* We can't just rely on the current working URI, because the
* relative URI resolution will remove the distinction between
* filenames with and without initial slashes, which is
* significant for TFTP.
*/
if ( ! filename_is_absolute ) {
/* Construct a tftp:// URI for the filename. We can't
* just rely on the current working URI, because the
* relative URI resolution will remove the distinction
* between filenames with and without initial slashes,
* which is significant for TFTP.
*/
snprintf ( buf, sizeof ( buf ), "tftp://%s/",
inet_ntoa ( next_server ) );
uri_encode ( filename, buf + strlen ( buf ),
@ -95,18 +99,32 @@ int boot_next_server_and_filename ( struct in_addr next_server,
filename = buf;
}
/* Download and boot image */
image = alloc_image();
if ( ! image )
return -ENOMEM;
if ( ! image ) {
printf ( "Could not allocate image\n" );
rc = -ENOMEM;
goto err_alloc_image;
}
if ( ( rc = imgfetch ( image, filename,
register_and_autoload_image ) ) != 0 ) {
goto done;
printf ( "Could not fetch image: %s\n", strerror ( rc ) );
goto err_imgfetch;
}
if ( ( rc = imgexec ( image ) ) != 0 ) {
printf ( "Could not execute image: %s\n", strerror ( rc ) );
goto err_imgexec;
}
if ( ( rc = imgexec ( image ) ) != 0 )
goto done;
done:
/* Drop image reference */
image_put ( image );
return 0;
err_imgexec:
err_imgfetch:
image_put ( image );
err_alloc_image:
err_parse_uri:
return rc;
}
@ -229,25 +247,14 @@ static int netboot ( struct net_device *netdev ) {
fetch_string_setting ( NULL, &filename_setting, buf, sizeof ( buf ) );
if ( buf[0] ) {
printf ( "Booting from filename \"%s\"\n", buf );
if ( ( rc = boot_next_server_and_filename ( next_server,
buf ) ) != 0 ) {
printf ( "Could not boot from filename \"%s\": %s\n",
buf, strerror ( rc ) );
return rc;
}
return 0;
return boot_next_server_and_filename ( next_server, buf );
}
/* No filename; try the root path */
fetch_string_setting ( NULL, &root_path_setting, buf, sizeof ( buf ) );
if ( buf[0] ) {
printf ( "Booting from root path \"%s\"\n", buf );
if ( ( rc = boot_root_path ( buf ) ) != 0 ) {
printf ( "Could not boot from root path \"%s\": %s\n",
buf, strerror ( rc ) );
return rc;
}
return 0;
return boot_root_path ( buf );
}
printf ( "No filename or root path specified\n" );