Avoid using libintl.h on Windows

If libintl is installed by Conan it will be somewhere hard to find
without dragging in a whole lot of conan or cmake stuff.

Author: jim-easterbrook

src/interface/types.i

@@ -36,8 +36,20 @@
 // (types.hpp includes exiv2's localisation stuff)
 %{
 #ifdef EXV_ENABLE_NLS
+#if defined _WIN32 && !defined __CYGWIN__
+// Avoid needing to find libintl.h probably installed with Conan
+extern "C" {
+extern char* libintl_bindtextdomain(const char* domainname,
+                                    const char* dirname);
+static inline char* bindtextdomain(const char* __domainname,
+                                    const char* __dirname) {
+  return libintl_bindtextdomain(__domainname, __dirname);
+}
+}
+#else
 #include "libintl.h"
 #endif
+#endif // EXV_ENABLE_NLS
 %}
 %inline %{
 void _set_locale_dir(const char* dirname) {

src/swig-0_27_0/types_wrap.cxx

@@ -4120,8 +4120,20 @@ static PyObject* PyExc_Exiv2Error = NULL;
 
 
 #ifdef EXV_ENABLE_NLS
+#if defined _WIN32 && !defined __CYGWIN__
+// Avoid needing to find libintl.h probably installed with Conan
+extern "C" {
+extern char* libintl_bindtextdomain(const char* domainname,
+                                    const char* dirname);
+static inline char* bindtextdomain(const char* __domainname,
+                                    const char* __dirname) {
+  return libintl_bindtextdomain(__domainname, __dirname);
+}
+}
+#else
 #include "libintl.h"
 #endif
+#endif // EXV_ENABLE_NLS
 
 
 void _set_locale_dir(const char* dirname) {

src/swig-0_27_4/types_wrap.cxx

@@ -4120,8 +4120,20 @@ static PyObject* PyExc_Exiv2Error = NULL;
 
 
 #ifdef EXV_ENABLE_NLS
+#if defined _WIN32 && !defined __CYGWIN__
+// Avoid needing to find libintl.h probably installed with Conan
+extern "C" {
+extern char* libintl_bindtextdomain(const char* domainname,
+                                    const char* dirname);
+static inline char* bindtextdomain(const char* __domainname,
+                                    const char* __dirname) {
+  return libintl_bindtextdomain(__domainname, __dirname);
+}
+}
+#else
 #include "libintl.h"
 #endif
+#endif // EXV_ENABLE_NLS
 
 
 void _set_locale_dir(const char* dirname) {

src/swig-0_28_0/types_wrap.cxx

@@ -4119,8 +4119,20 @@ static PyObject* PyExc_Exiv2Error = NULL;
 
 
 #ifdef EXV_ENABLE_NLS
+#if defined _WIN32 && !defined __CYGWIN__
+// Avoid needing to find libintl.h probably installed with Conan
+extern "C" {
+extern char* libintl_bindtextdomain(const char* domainname,
+                                    const char* dirname);
+static inline char* bindtextdomain(const char* __domainname,
+                                    const char* __dirname) {
+  return libintl_bindtextdomain(__domainname, __dirname);
+}
+}
+#else
 #include "libintl.h"
 #endif
+#endif // EXV_ENABLE_NLS
 
 
 void _set_locale_dir(const char* dirname) {