From 5f41fe03ca0abfe43e386426ce942414d8602706 Mon Sep 17 00:00:00 2001
From: Bill Hoffman <bill.hoffman@kitware.com>
Date: Tue, 3 Nov 2009 16:50:49 -0500
Subject: [PATCH] Fix warnings for unused variables

---
 Source/CPack/cmCPackArchiveGenerator.cxx | 6 +++---
 Source/cmSystemTools.cxx                 | 3 +--
 Utilities/cmbzip2/bzlib.c                | 3 +++
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/Source/CPack/cmCPackArchiveGenerator.cxx b/Source/CPack/cmCPackArchiveGenerator.cxx
index e6a83b13fc..9d8edf80c2 100644
--- a/Source/CPack/cmCPackArchiveGenerator.cxx
+++ b/Source/CPack/cmCPackArchiveGenerator.cxx
@@ -115,7 +115,7 @@ struct StreamData
 
 extern "C"
 {
-int OpenArchive(struct archive *a, void *client_data)
+int OpenArchive(struct archive *, void *client_data)
 {
   struct StreamData *data = (StreamData*)client_data;
   if(data->GeneratedFileStream && 
@@ -130,7 +130,7 @@ int OpenArchive(struct archive *a, void *client_data)
   return (ARCHIVE_FATAL);
 }
   
-__LA_SSIZE_T WriteArchive(struct archive *a,
+__LA_SSIZE_T WriteArchive(struct archive *,
                           void *client_data, 
                           const void *buff,
                           size_t n)
@@ -146,7 +146,7 @@ __LA_SSIZE_T WriteArchive(struct archive *a,
 }
 
 
-int CloseArchive(struct archive *a, void *client_data)
+int CloseArchive(struct archive *, void *client_data)
 {
   struct StreamData *data = (StreamData*)client_data;
   if(data->GeneratedFileStream->Close())
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index d593d7e9a7..b487c5c5dc 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -2051,7 +2051,7 @@ bool cmSystemTools::ExtractTar(const char* outFileName,
 }
 
 bool cmSystemTools::ListTar(const char* outFileName, 
-                            std::vector<cmStdString>& files, bool gzip,
+                            std::vector<cmStdString>& files, bool ,
                             bool verbose)
 {
 #if defined(CMAKE_BUILD_WITH_CMAKE)
@@ -2059,7 +2059,6 @@ bool cmSystemTools::ListTar(const char* outFileName,
 #else
   (void)outFileName;
   (void)files;
-  (void)gzip;
   (void)verbose;
   return false;
 #endif
diff --git a/Utilities/cmbzip2/bzlib.c b/Utilities/cmbzip2/bzlib.c
index baed28849f..aeecef10f7 100644
--- a/Utilities/cmbzip2/bzlib.c
+++ b/Utilities/cmbzip2/bzlib.c
@@ -102,6 +102,7 @@ static
 void* default_bzalloc ( void* opaque, Int32 items, Int32 size )
 {
    void* v = malloc ( items * size );
+  (void)opaque;
    return v;
 }
 
@@ -109,6 +110,7 @@ static
 void default_bzfree ( void* opaque, void* addr )
 {
    if (addr != NULL) free ( addr );
+  (void)opaque;
 }
 
 
@@ -1505,6 +1507,7 @@ int BZ_API(BZ2_bzwrite) (BZFILE* b, void* buf, int len )
 /*---------------------------------------------------*/
 int BZ_API(BZ2_bzflush) (BZFILE *b)
 {
+  (void) b;
    /* do nothing now... */
    return 0;
 }