1 files changed, 74 insertions, 0 deletions
diff --git a/src/wcwidth.c.patch b/src/wcwidth.c.patch
new file mode 100644
index 00000000..5864a056
--- /dev/null
+++ b/src/wcwidth.c.patch
@@ -0,0 +1,74 @@
+--- wcwidth.c	2007-05-26 18:06:24.000000000 +0800
++++ wcwidth.cc	2014-02-13 18:36:18.668331252 +0800
+@@ -59,15 +59,23 @@
+  * Latest version: http://www.cl.cam.ac.uk/~mgk25/ucs/wcwidth.c
+  */
+ 
+-#include <wchar.h>
++/* This file is modified to work with C++ and present Unicode
++ * characters in uint32_t type.
++ */
++
++#include <system.hh>
++
++namespace ledger {
+ 
+-struct interval {
+-  int first;
+-  int last;
+-};
++namespace {
++  struct interval {
++    int first;
++    int last;
++  };
++}
+ 
+ /* auxiliary function for binary search in interval table */
+-static int bisearch(wchar_t ucs, const struct interval *table, int max) {
++static int bisearch(boost::uint32_t ucs, const struct interval *table, int max) {
+   int min = 0;
+   int mid;
+ 
+@@ -119,7 +127,7 @@
+  * in ISO 10646.
+  */
+ 
+-int mk_wcwidth(wchar_t ucs)
++int mk_wcwidth(boost::uint32_t ucs)
+ {
+   /* sorted list of non-overlapping intervals of non-spacing characters */
+   /* generated by "uniset +cat=Me +cat=Mn +cat=Cf -00AD +1160-11FF +200B c" */
+@@ -204,7 +212,7 @@
+ }
+ 
+ 
+-int mk_wcswidth(const wchar_t *pwcs, size_t n)
++int mk_wcswidth(const boost::uint32_t *pwcs, size_t n)
+ {
+   int w, width = 0;
+ 
+@@ -227,7 +235,7 @@
+  * the traditional terminal character-width behaviour. It is not
+  * otherwise recommended for general use.
+  */
+-int mk_wcwidth_cjk(wchar_t ucs)
++int mk_wcwidth_cjk(boost::uint32_t ucs)
+ {
+   /* sorted list of non-overlapping intervals of East Asian Ambiguous
+    * characters, generated by "uniset +WIDTH-A -cat=Me -cat=Mn -cat=Cf c" */
+@@ -295,7 +303,7 @@
+ }
+ 
+ 
+-int mk_wcswidth_cjk(const wchar_t *pwcs, size_t n)
++int mk_wcswidth_cjk(const boost::uint32_t *pwcs, size_t n)
+ {
+   int w, width = 0;
+ 
+@@ -307,3 +315,5 @@
+ 
+   return width;
+ }
++
++} // namespace ledger