From 847bfaa16c8a89f11911e1f27f5ad637b8f82723 Mon Sep 17 00:00:00 2001
From: graehl <graehl@ec762483-ff6d-05da-a07a-a48fb63a330f>
Date: Fri, 13 Aug 2010 03:30:49 +0000
Subject: named_enum, itoa, cdec replace --a-b=x with --a_b=x

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@536 ec762483-ff6d-05da-a07a-a48fb63a330f
---
 decoder/program_options.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'decoder/program_options.h')

diff --git a/decoder/program_options.h b/decoder/program_options.h
index 251f5680..87afb320 100755
--- a/decoder/program_options.h
+++ b/decoder/program_options.h
@@ -13,6 +13,31 @@
 #include <iosfwd>
 
 
+// change --opt-name=x --opt_name=x for all strings x.  danger: probably the argv from int main isn't supposed to be modified?
+inline int arg_minusto_underscore(char *s) {
+  if (!*s || *s++ != '-') return 0;
+  if (!*s || *s++ != '-') return 0;
+  int chars_replaced=0;
+  for(;*s;++s) {
+    if (*s=='=')
+      break;
+    if (*s=='-') {
+      *s='_';
+      ++chars_replaced;
+    }
+  }
+  return chars_replaced;
+}
+
+inline
+int argv_minus_to_underscore(int argc, char **argv) {
+  int chars_replaced=0;
+  for (int i=1;i<argc;++i) {
+    chars_replaced+=arg_minusto_underscore(argv[i]);
+  }
+  return chars_replaced;
+}
+
 template <class T>
 boost::program_options::typed_value<T>*
 defaulted_value(T *v)
-- 
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