Utility for invoking the proper GDB and loading Pintos macros.

diff --git a/src/utils/pintos-gdb b/src/utils/pintos-gdb
new file mode 100755 (executable)
index 0000000..c986b40
--- /dev/null
+++ b/src/utils/pintos-gdb
@@ -0,0 +1,20 @@
+#! /bin/sh
+
+# Path to GDB macros file.  Customize for your site.
+GDBMACROS=/usr/class/cs140/pintos/pintos/src/misc/gdb-macros
+
+# Choose correct GDB.
+if command -v i386-elf-gdb >/dev/null 2>&1; then
+       GDB=i386-elf-gdb
+else
+       GDB=gdb
+fi
+
+# Run GDB.
+if test -e "$GDBMACROS"; then
+       exec $GDB -x "$GDBMACROS" "$@"
+else
+       echo "*** $GDBMACROS does not exist ***"
+       echo "*** Pintos GDB macros will not be available ***"
+       exec $GDB "$@"
+fi