1 files changed, 46 insertions, 0 deletions
diff --git a/src/spdk/scripts/genconfig.py b/src/spdk/scripts/genconfig.py
new file mode 100755
index 000000000..cd4f17510
--- /dev/null
+++ b/src/spdk/scripts/genconfig.py
@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+
+import os
+import re
+import sys
+
+comment = re.compile(r'^\s*#')
+assign = re.compile(r'^\s*([a-zA-Z0-9_]+)\s*(\?)?=\s*([^#]*)')
+
+args = os.environ.copy()
+for arg in sys.argv:
+    m = assign.match(arg)
+    if m:
+        var = m.group(1).strip()
+        val = m.group(3).strip()
+        args[var] = val
+
+defs = {}
+try:
+    with open("mk/config.mk") as f:
+        for line in f:
+            line = line.strip()
+            if not comment.match(line):
+                m = assign.match(line)
+                if m:
+                    var = m.group(1).strip()
+                    default = m.group(3).strip()
+                    val = default
+                    if var in args:
+                        val = args[var]
+                    if default.lower() == 'y' or default.lower() == 'n':
+                        if val.lower() == 'y':
+                            defs["SPDK_{0}".format(var)] = 1
+                        else:
+                            defs["SPDK_{0}".format(var)] = 0
+                    else:
+                        strval = val.replace('"', '\"')
+                        defs["SPDK_{0}".format(var)] = strval
+except IOError:
+    print("mk/config.mk not found")
+
+for key, value in sorted(defs.items()):
+    if value == 0:
+        print("#undef {0}".format(key))
+    else:
+        print("#define {0} {1}".format(key, value))