Merge master.

[dcpomatic.git] / src / lib / util.cc

diff --git a/src/lib/util.cc b/src/lib/util.cc
index 98dec58d7163d15d3614e319ef86408f9099a177..ddc0a297459cef504b49300b25f874752ec2ba64 100644 (file)
--- a/src/lib/util.cc
+++ b/src/lib/util.cc
@@ -39,6 +39,9 @@
 #include <boost/lexical_cast.hpp>
 #include <boost/thread.hpp>
 #include <boost/filesystem.hpp>
+#ifdef DCPOMATIC_WINDOWS
+#include <boost/locale.hpp>
+#endif
 #include <glib.h>
 #include <openjpeg.h>
 #include <openssl/md5.h>
@@ -80,7 +83,6 @@ using std::endl;
 using std::vector;
 using std::hex;
 using std::setw;
-using std::ifstream;
 using std::ios;
 using std::min;
 using std::max;
@@ -89,7 +91,6 @@ using std::multimap;
 using std::istream;
 using std::numeric_limits;
 using std::pair;
-using std::ofstream;
 using std::cout;
 using std::streampos;
 using boost::shared_ptr;
@@ -261,8 +262,11 @@ seconds (struct timeval t)
 LONG WINAPI exception_handler(struct _EXCEPTION_POINTERS *)
 {
        dbg::stack s;
-       ofstream f (backtrace_file.string().c_str());
-       std::copy(s.begin(), s.end(), std::ostream_iterator<dbg::stack_frame>(f, "\n"));
+       FILE* f = fopen_boost (backtrace_file, "w");
+       for (dbg::stack::const_iterator i = s.begin(); i != s.end(); ++i) {
+               fprintf (f, "%p %s %d %s", i->instruction, i->function.c_str(), i->line, i->module.c_str());
+       }
+       fclose (f);
        return EXCEPTION_CONTINUE_SEARCH;
 }
 #endif
@@ -277,6 +281,21 @@ dcpomatic_setup ()
        backtrace_file /= g_get_user_config_dir ();
        backtrace_file /= "backtrace.txt";
        SetUnhandledExceptionFilter(exception_handler);
+
+       /* Dark voodoo which, I think, gets boost::filesystem::path to
+          correctly convert UTF-8 strings to paths, and also paths
+          back to UTF-8 strings (on path::string()).
+
+          After this, constructing boost::filesystem::paths from strings
+          converts from UTF-8 to UTF-16 inside the path.  Then
+          path::string().c_str() gives UTF-8 and
+          path::c_str()          gives UTF-16.
+
+          This is all Windows-only.  AFAICT Linux/OS X use UTF-8 everywhere,
+          so things are much simpler.
+       */
+       std::locale::global (boost::locale::generator().generate (""));
+       boost::filesystem::path::imbue (std::locale ());
 #endif 
        
        avfilter_register_all ();
@@ -391,7 +410,7 @@ md5_digest (void const * data, int size)
 string
 md5_digest (vector<boost::filesystem::path> files, shared_ptr<Job> job)
 {
-       int const buffer_size = 64 * 1024;
+       boost::uintmax_t const buffer_size = 64 * 1024;
        char buffer[buffer_size];
 
        MD5_CTX md5_context;
@@ -403,19 +422,17 @@ md5_digest (vector<boost::filesystem::path> files, shared_ptr<Job> job)
        }
 
        for (size_t i = 0; i < files.size(); ++i) {
-               ifstream f (files[i].string().c_str(), std::ios::binary);
-               if (!f.good ()) {
+               FILE* f = fopen_boost (files[i], "rb");
+               if (!f) {
                        throw OpenFileError (files[i].string());
                }
-       
-               f.seekg (0, std::ios::end);
-               streampos const bytes = f.tellg ();
-               f.seekg (0, std::ios::beg);
 
-               streampos remaining = bytes;
+               boost::uintmax_t const bytes = boost::filesystem::file_size (files[i]);
+               boost::uintmax_t remaining = bytes;
+
                while (remaining > 0) {
-                       int const t = min (remaining, streampos (buffer_size));
-                       f.read (buffer, t);
+                       int const t = min (remaining, buffer_size);
+                       fread (buffer, 1, t, f);
                        MD5_Update (&md5_context, buffer, t);
                        remaining -= t;
 
@@ -423,6 +440,8 @@ md5_digest (vector<boost::filesystem::path> files, shared_ptr<Job> job)
                                job->set_progress ((float (i) + 1 - float(remaining) / bytes) / files.size ());
                        }
                }
+
+               fclose (f);
        }
 
        unsigned char digest[MD5_DIGEST_LENGTH];