Linker symbols no longer defined in etherboot.h

Use %m to print error

diff --git a/src/core/main.c b/src/core/main.c
index 3a112eee7d754682d0440001e139e1576fd8b77a..e0cac2226d9ed4cf942d2665418805c650f7ac32 100644 (file)
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -31,6 +31,9 @@ Literature dealing with the network protocols:
 #include <lib.h>
 #endif
 
+/* Linker symbols */
+extern char _bss[], _ebss[];
+
 jmp_buf        restart_etherboot;
 int    url_port;               
 
@@ -199,7 +202,7 @@ int main ( void ) {
                /* Probe boot device */
                if ( ! probe ( &dev ) ) {
                        /* Device found on bus, but probe failed */
-                       printf ( "...probe failed\n" );
+                       printf ( "...probe failed: %m\n" );
                        continue;
                }
 
@@ -212,14 +215,14 @@ int main ( void ) {
                /* Configure boot device */
                if ( ! configure ( &dev ) ) {
                        /* Configuration (e.g. DHCP) failed */
-                       printf ( "...configuration failed\n" );
+                       printf ( "...configuration failed: %m\n" );
                        continue;
                }
 
                /* Load boot file from the device */
                if ( ! autoload ( &dev, &image, &image_context ) ) {
                        /* Load (e.g. TFTP) failed */
-                       printf ( "...load failed\n" );
+                       printf ( "...load failed: %m\n" );
                        continue;
                }
 
@@ -233,7 +236,7 @@ int main ( void ) {
                /* Boot the image */
                if ( ! image->boot ( image_context ) ) {
                        /* Boot failed */
-                       printf ( "...boot failed\n" );
+                       printf ( "...boot failed: %m\n" );
                        continue;
                }