string: factorize skip_spaces and export it to be generally available

[safe/jmp/linux-2.6] / scripts / checkstack.pl

diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index f7e8e93..14ee68e 100755 (executable)
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -14,6 +14,7 @@
 #      M68k port by Geert Uytterhoeven and Andreas Schwab
 #      AVR32 port by Haavard Skinnemoen <hskinnemoen@atmel.com>
 #      PARISC port by Kyle McMartin <kyle@parisc-linux.org>
+#      sparc port by Martin Habets <errandir_news@mph.eclipse.co.uk>
 #
 #      Usage:
 #      objdump -d vmlinux | scripts/checkstack.pl [arch]
@@ -94,6 +95,9 @@ my (@stack, $re, $dre, $x, $xs);
        } elsif ($arch =~ /^blackfin$/) {
                #   0:   00 e8 38 01     LINK 0x4e0;
                $re = qr/.*[[:space:]]LINK[[:space:]]*(0x$x{1,8})/o;
+       } elsif ($arch eq 'sparc' || $arch eq 'sparc64') {
+               # f0019d10:       9d e3 bf 90     save  %sp, -112, %sp
+               $re = qr/.*save.*%sp, -(([0-9]{2}|[3-9])[0-9]{2}), %sp/o;
        } else {
                print("wrong or unknown architecture \"$arch\"\n");
                exit