extensions/source/plugin/unx/sysplug.cxx

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  28
  29 #include <config_folders.h>
  30
  31 #ifdef AIX
  32 #define _LINUX_SOURCE_COMPAT
  33 #include <sys/timer.h>
  34 #undef _LINUX_SOURCE_COMPAT
  35 #endif
  36
  37 #include <sys/types.h>
  38 #include <signal.h>
  39 #include <sys/wait.h>
  40 #include <osl/file.hxx>
  41 #include <osl/thread.h>
  42 #include <rtl/bootstrap.hxx>
  43 #include <sal/log.hxx>
  44
  45 #include <plugin/impl.hxx>
  46
  47
  48 ::boost::shared_ptr<SysPlugData> CreateSysPlugData()
  49 {
  50     return ::boost::shared_ptr<SysPlugData>();
  51 }
  52
  53 UnxPluginComm::UnxPluginComm(
  54                              const OUString& /*mimetype*/,
  55                              const OUString& library,
  56                              Window aParent,
  57                              int nDescriptor1,
  58                              int nDescriptor2
  59                              ) :
  60         PluginComm( OUStringToOString( library, osl_getThreadTextEncoding() ), false ),
  61         PluginConnector( nDescriptor2 ),
  62         m_nCommPID( 0 )
  63 {
  64     OString path;
  65     if (!getPluginappPath(&path))
  66     {
  67         SAL_WARN("extensions.plugin", "cannot construct path to pluginapp.bin");
  68         return;
  69     }
  70
  71     char pDesc[32];
  72     char pWindow[32];
  73     sprintf( pWindow, "%d", (int)aParent );
  74     sprintf( pDesc, "%d", nDescriptor1 );
  75     OString aLib(OUStringToOString(library, osl_getThreadTextEncoding()));
  76
  77     char const* pArgs[5];
  78     pArgs[0] = path.getStr();
  79     pArgs[1] = pDesc;
  80     pArgs[2] = aLib.getStr();
  81     pArgs[3] = pWindow;
  82     pArgs[4] = NULL;
  83
  84     SAL_INFO(
  85         "extensions.plugin",
  86         "try to launch: " << pArgs[0] << " " << pArgs[1] << " " << pArgs[2]
  87             << " " << pArgs[3] << ", descriptors are " << nDescriptor1 << ", "
  88             << nDescriptor2);
  89
  90     pid_t pid = fork();
  91     if( pid == 0 )
  92     {
  93         execvp( pArgs[0], const_cast< char ** >(pArgs) );
  94         SAL_WARN("extensions.plugin", "could not exec " << pArgs[0]);
  95         _exit(255);
  96     }
  97
  98     if( pid == -1 )
  99     {
 100         SAL_WARN("extensions.plugin", "fork failed");
 101         return;
 102     }
 103
 104     m_nCommPID = pid;
 105     // wait for pluginapp.bin to start up
 106     if( ! WaitForMessage( 5000 ) )
 107     {
 108         SAL_WARN(
 109             "extensions.plugin",
 110             "timeout on command: " << pArgs[0] << " " << pArgs[1] << " "
 111                 << pArgs[2] << " " << pArgs[3]);
 112         invalidate();
 113     }
 114     else
 115     {
 116         MediatorMessage* pMessage = GetNextMessage( true );
 117         Respond( pMessage->m_nID,
 118                  const_cast<char*>("init ack"),8,
 119                  NULL );
 120         delete pMessage;
 121         NPP_Initialize();
 122     }
 123 }
 124
 125 UnxPluginComm::~UnxPluginComm()
 126 {
 127     NPP_Shutdown();
 128     if( m_nCommPID != 0 )
 129     {
 130         int status = 16777216;
 131         pid_t nExit = waitpid( m_nCommPID, &status, WUNTRACED );
 132         SAL_INFO(
 133             "extensions.plugin",
 134             "child " << nExit << " (plugin app child " << m_nCommPID
 135                 << ") exited with status " << WEXITSTATUS(status));
 136     }
 137 }
 138
 139 bool UnxPluginComm::getPluginappPath(OString * path) {
 140     OSL_ASSERT(path != NULL);
 141     OUString p("$BRAND_BASE_DIR/" LIBO_LIBEXEC_FOLDER "/pluginapp.bin");
 142     rtl::Bootstrap::expandMacros(p);
 143     return
 144         (osl::FileBase::getSystemPathFromFileURL(p, p) ==
 145          osl::FileBase::E_None) &&
 146         p.convertToString(
 147             path, osl_getThreadTextEncoding(),
 148             (RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR |
 149              RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR));
 150 }
 151
 152 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */