From 6adb9ad1579df1bde71be3091ccca0c71605ddb7 Mon Sep 17 00:00:00 2001
From: Michael Stahl <mstahl@redhat.com>
Date: Tue, 8 Nov 2011 18:51:13 +0100
Subject: svidl: new parameter -fM: write GNU make dependencies

---
 idl/source/objects/module.cxx |  1 +
 idl/source/prj/command.cxx    |  5 +++++
 idl/source/prj/database.cxx   | 27 +++++++++++++++++++++++++++
 idl/source/prj/svidl.cxx      | 24 ++++++++++++++++++++++++
 4 files changed, 57 insertions(+)

(limited to 'idl/source')

diff --git a/idl/source/objects/module.cxx b/idl/source/objects/module.cxx
index 1ee58edc41ff..141323b7a336 100644
--- a/idl/source/objects/module.cxx
+++ b/idl/source/objects/module.cxx
@@ -248,6 +248,7 @@ void SvMetaModule::ReadContextSvIdl( SvIdlDataBase & rBase,
             rBase.StartNewFile( aFullName.GetFull() );
             if( aFullName.Find( rBase.GetPath() ) )
             {
+                rBase.AddDepFile(aFullName.GetFull());
                 SvTokenStream aTokStm( aFullName.GetFull() );
                 if( SVSTREAM_OK == aTokStm.GetStream().GetError() )
                 {
diff --git a/idl/source/prj/command.cxx b/idl/source/prj/command.cxx
index a112e3b93f83..b40e1395bec9 100644
--- a/idl/source/prj/command.cxx
+++ b/idl/source/prj/command.cxx
@@ -146,6 +146,7 @@ sal_Bool ReadIdl( SvIdlWorkingBase * pDataBase, const SvCommand & rCommand )
     for( size_t n = 0; n < rCommand.aInFileList.size(); ++n )
     {
         String aFileName ( *rCommand.aInFileList[ n ] );
+        pDataBase->AddDepFile(aFileName);
         SvFileStream aStm( aFileName, STREAM_STD_READ | STREAM_NOCREATE );
         if( aStm.GetError() == SVSTREAM_OK )
         {
@@ -292,6 +293,10 @@ SvCommand::SvCommand( int argc, char ** argv )
                 { // name of IDL file for the CSV file
                     aExportFile = aName;
                 }
+                else if( 'M' == aFirstChar )
+                {
+                    m_DepFile = aName;
+                }
                 else
                 {
                     printf(
diff --git a/idl/source/prj/database.cxx b/idl/source/prj/database.cxx
index d488023c42f9..674aeacc8a5d 100644
--- a/idl/source/prj/database.cxx
+++ b/idl/source/prj/database.cxx
@@ -227,6 +227,7 @@ sal_Bool SvIdlDataBase::ReadIdFile( const String & rFileName )
 
     aIdFileList.push_back( new String( rFileName ) );
 
+    this->AddDepFile(aFullName.GetFull());
     SvTokenStream aTokStm( aFullName.GetFull() );
     if( aTokStm.GetStream().GetError() == SVSTREAM_OK )
     {
@@ -643,6 +644,7 @@ sal_Bool SvIdlWorkingBase::ReadSvIdl( SvTokenStream & rInStm, sal_Bool bImported
                 DirEntry aFullName( String::CreateFromAscii( pTok->GetString().GetBuffer() ) );
                 if( aFullName.Find( rPath ) )
                 {
+                    this->AddDepFile(aFullName.GetFull());
                     SvFileStream aStm( aFullName.GetFull(),
                                         STREAM_STD_READ | STREAM_NOCREATE );
                     Load( aStm );
@@ -830,7 +832,32 @@ sal_Bool SvIdlWorkingBase::WriteDocumentation( SvStream & rOutStm )
     return sal_True;
 }
 
+void SvIdlDataBase::AddDepFile(String const& rFileName)
+{
+    m_DepFiles.insert(rFileName);
+}
+
+struct WriteDep
+{
+    SvFileStream & m_rStream;
+    explicit WriteDep(SvFileStream & rStream) : m_rStream(rStream) { }
+    void operator() (::rtl::OUString const& rItem)
+    {
+        m_rStream << " \\\n ";
+        m_rStream <<
+            ::rtl::OUStringToOString(rItem, RTL_TEXTENCODING_UTF8).getStr();
+    }
+};
 
+bool SvIdlDataBase::WriteDepFile(
+        SvFileStream & rStream, ::rtl::OUString const& rTarget)
+{
+    rStream <<
+            ::rtl::OUStringToOString(rTarget, RTL_TEXTENCODING_UTF8).getStr();
+    rStream << " : ";
+    ::std::for_each(m_DepFiles.begin(), m_DepFiles.end(), WriteDep(rStream));
+    return rStream.GetError() == SVSTREAM_OK;
+}
 
 #endif // IDL_COMPILER
 
diff --git a/idl/source/prj/svidl.cxx b/idl/source/prj/svidl.cxx
index 0c7a66e7aa70..80751619ed5c 100644
--- a/idl/source/prj/svidl.cxx
+++ b/idl/source/prj/svidl.cxx
@@ -109,6 +109,7 @@ int cdecl main ( int argc, char ** argv)
     String aTmpHelpIdFile;
     String aTmpCSVFile;
     String aTmpDocuFile;
+    String aTmpDepFile;
 
     SvCommand aCommand( argc, argv );
 
@@ -226,6 +227,21 @@ int cdecl main ( int argc, char ** argv)
                 fprintf( stderr, "%s\n", aStr.GetBuffer() );
             }
         }
+        if (nExit == 0 && aCommand.m_DepFile.getLength())
+        {
+            DirEntry aDE(aCommand.m_DepFile);
+            aDE.ToAbs();
+            aTmpDepFile = aDE.GetPath().TempName().GetFull();
+            SvFileStream aOutStm( aTmpDepFile, STREAM_READWRITE | STREAM_TRUNC );
+            pDataBase->WriteDepFile(aOutStm, aCommand.aTargetFile);
+            if( aOutStm.GetError() != SVSTREAM_OK )
+            {
+                nExit = -1;
+                fprintf( stderr, "cannot write dependency file: %s\n",
+                        ::rtl::OUStringToOString( aCommand.m_DepFile,
+                            RTL_TEXTENCODING_UTF8 ).getStr() );
+            }
+        }
     }
     else
         nExit = -1;
@@ -315,6 +331,14 @@ int cdecl main ( int argc, char ** argv)
                 aErrFile2 = aTmpDocuFile;
             }
         }
+        if (!bErr && aCommand.m_DepFile.getLength())
+        {
+            bErr |= !FileMove_Impl( aCommand.m_DepFile, aTmpDepFile, bDoMove );
+            if (bErr) {
+                aErrFile = aCommand.m_DepFile;
+                aErrFile2 = aTmpDepFile;
+            }
+        }
 
         if( bErr )
         {
-- 
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