From 9c763a8c5863bd7a576cfe67c38672a0cf71b06a Mon Sep 17 00:00:00 2001
From: graehl <graehl@ec762483-ff6d-05da-a07a-a48fb63a330f>
Date: Wed, 21 Jul 2010 02:54:09 +0000
Subject: vest generate options valgrind fix

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@352 ec762483-ff6d-05da-a07a-a48fb63a330f
---
 decoder/filelib.h         | 10 ++++++----
 decoder/gzstream.cc       |  6 ++++--
 decoder/stringlib_test.cc |  2 +-
 3 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/decoder/filelib.h b/decoder/filelib.h
index 85e1c29a..9f6bd0a9 100644
--- a/decoder/filelib.h
+++ b/decoder/filelib.h
@@ -58,9 +58,10 @@ class ReadFile : public BaseFile<std::istream> {
         std::cerr << "File does not exist: " << filename << std::endl;
         abort();
       }
+      char const* file=filename_.c_str(); // just in case the gzstream keeps using the filename for longer than the constructor, e.g. inflateReset2.  warning in valgrind that I'm hoping will disappear - it makes no sense.
       ps_.reset(EndsWith(filename, ".gz") ?
-                static_cast<std::istream*>(new igzstream(filename.c_str())) :
-                static_cast<std::istream*>(new std::ifstream(filename.c_str())));
+                static_cast<std::istream*>(new igzstream(file)) :
+                static_cast<std::istream*>(new std::ifstream(file)));
       if (!*ps_) {
         std::cerr << "Failed to open " << filename << std::endl;
         abort();
@@ -79,9 +80,10 @@ class WriteFile : public BaseFile<std::ostream> {
     if (is_std()) {
       ps_=PS(&std::cout,file_null_deleter());
     } else {
+      char const* file=filename_.c_str(); // just in case the gzstream keeps using the filename for longer than the constructor, e.g. inflateReset2.  warning in valgrind that I'm hoping will disappear - it makes no sense.
       ps_.reset(EndsWith(filename, ".gz") ?
-                static_cast<std::ostream*>(new ogzstream(filename.c_str())) :
-                static_cast<std::ostream*>(new std::ofstream(filename.c_str())));
+                static_cast<std::ostream*>(new ogzstream(file)) :
+                static_cast<std::ostream*>(new std::ofstream(file)));
       if (!*ps_) {
         std::cerr << "Failed to open " << filename << std::endl;
         abort();
diff --git a/decoder/gzstream.cc b/decoder/gzstream.cc
index 9678355b..88cd1bd2 100644
--- a/decoder/gzstream.cc
+++ b/decoder/gzstream.cc
@@ -51,14 +51,16 @@ gzstreambuf* gzstreambuf::open( const char* name, int open_mode) {
     if ((mode & std::ios::ate) || (mode & std::ios::app)
         || ((mode & std::ios::in) && (mode & std::ios::out)))
         return (gzstreambuf*)0;
-    char  fmode[10];
+    const int Nmode=10;
+    char  fmode[Nmode];
     char* fmodeptr = fmode;
     if ( mode & std::ios::in)
         *fmodeptr++ = 'r';
     else if ( mode & std::ios::out)
         *fmodeptr++ = 'w';
     *fmodeptr++ = 'b';
-    *fmodeptr = '\0';
+    while (fmodeptr<fmode+Nmode) // hopefully wil help valgrind
+      *fmodeptr++ = '\0';
     file = gzopen( name, fmode);
     if (!file) handle_gzerror();
     if (file == 0)
diff --git a/decoder/stringlib_test.cc b/decoder/stringlib_test.cc
index ea39f30f..f66cdbeb 100755
--- a/decoder/stringlib_test.cc
+++ b/decoder/stringlib_test.cc
@@ -9,8 +9,8 @@ struct print {
   }
 };
 
+char p[]=" 1 are u 2 serious?";
 int main(int argc, char *argv[]) {
-  char *p=" 1 are u 2 serious?";
   std::string const& w="verylongword";
   VisitTokens(p,print());
   VisitTokens(w,print());
-- 
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