scripts/remote-gdb: add support for debugging core files

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 36596

diff --git a/scripts/remote-gdb b/scripts/remote-gdb
index e431ab607cba8c17115361dd714ba5b5cf90d220..380a22511b6fe1a37b42f6bfeb7381c66f6847e2 100755 (executable)
--- a/scripts/remote-gdb
+++ b/scripts/remote-gdb
@@ -6,7 +6,7 @@ use FindBin '$Bin';
 use File::Temp 'tempfile';
 
 @ARGV == 2 || do {
-       die "Usage: $0 <host:port> <executable>\n";
+       die "Usage: $0 <corefile|host:port> <executable>\n";
        exit 1;
 };
 
@@ -61,7 +61,9 @@ if( opendir SD, "$Bin/../staging_dir" )
                my ($sysroot) = glob("$Bin/../staging_dir/target-${arch}_${libc}/root-*/");
 
                print $fh "set sysroot $sysroot\n" if $sysroot;
-               print $fh "target remote $ARGV[0]\n";
+               my $cmd = "target remote";
+               -f $ARGV[0] and $cmd = "core-file";
+               print $fh "$cmd $ARGV[0]\n";
 
                my $file = -f "$sysroot/$ARGV[1]" ? "$sysroot/$ARGV[1]" : $ARGV[1];
                system($gdb, '-x', $fp, $file);