no significant changes

[wxWidgets.git] / src / unix / utilsunx.cpp

diff --git a/src/unix/utilsunx.cpp b/src/unix/utilsunx.cpp
index 9ff30199ca6138fa76e439e253d7f10942ebae4c..b372b21c34402fe372f897f567f8cd9014ae2828 100644 (file)
--- a/src/unix/utilsunx.cpp
+++ b/src/unix/utilsunx.cpp
@@ -155,7 +155,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *rc)
     int err = kill((pid_t)pid, (int)sig);
     if ( rc )
     {
-        switch ( err )
+        switch ( errno )
         {
             case 0:
                 *rc = wxKILL_OK;
@@ -187,7 +187,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *rc)
 
 #define WXEXECUTE_NARGS   127
 
-long wxExecute( const wxString& command, bool sync, wxProcess *process )
+long wxExecute( const wxString& command, int flags, wxProcess *process )
 {
     wxCHECK_MSG( !command.IsEmpty(), 0, wxT("can't exec empty command") );
 
@@ -247,7 +247,7 @@ long wxExecute( const wxString& command, bool sync, wxProcess *process )
     argv[argc] = NULL;
 
     // do execute the command
-    long lRc = wxExecute(argv, sync, process);
+    long lRc = wxExecute(argv, flags, process);
 
     // clean up
     argc = 0;
@@ -280,7 +280,7 @@ static wxString wxMakeShellCommand(const wxString& command)
 
 bool wxShell(const wxString& command)
 {
-    return wxExecute(wxMakeShellCommand(command), TRUE /* sync */) == 0;
+    return wxExecute(wxMakeShellCommand(command), wxEXEC_SYNC) == 0;
 }
 
 bool wxShell(const wxString& command, wxArrayString& output)
@@ -519,7 +519,7 @@ wxStreamTempBuffer::~wxStreamTempBuffer()
 #endif // wxUSE_STREAMS
 
 long wxExecute(wxChar **argv,
-               bool sync,
+               int flags,
                wxProcess *process)
 {
     // for the sync execution, we return -1 to indicate failure, but for async
@@ -527,7 +527,7 @@ long wxExecute(wxChar **argv,
     //
     // we define this as a macro, not a variable, to avoid compiler warnings
     // about "ERROR_RETURN_CODE value may be clobbered by fork()"
-    #define ERROR_RETURN_CODE ((sync) ? -1 : 0)
+    #define ERROR_RETURN_CODE ((flags & wxEXEC_SYNC) ? -1 : 0)
 
     wxCHECK_MSG( *argv, ERROR_RETURN_CODE, wxT("can't exec empty command") );
 
@@ -632,7 +632,7 @@ long wxExecute(wxChar **argv,
         // input/output which might block the process or irritate the user. If
         // one wants proper IO for the subprocess, the right thing to do is to
         // start an xterm executing it.
-        if ( !sync )
+        if ( !(flags & wxEXEC_SYNC) )
         {
             for ( int fd = 0; fd < FD_SETSIZE; fd++ )
             {
@@ -650,6 +650,15 @@ long wxExecute(wxChar **argv,
                 if ( fd != STDERR_FILENO )
                     close(fd);
             }
+
+#ifndef __VMS
+          if ( flags & wxEXEC_MAKE_GROUP_LEADER )
+            {
+                // Set process group to child process' pid.  Then killing -pid
+                // of the parent will kill the process and all of its children.
+                setsid();
+            }
+#endif
         }
 
         // redirect stdio, stdout and stderr
@@ -710,7 +719,7 @@ long wxExecute(wxChar **argv,
 #if wxUSE_GUI && !defined(__WXMICROWIN__)
         wxEndProcessData *data = new wxEndProcessData;
 
-        if ( sync )
+        if ( flags & wxEXEC_SYNC )
         {
             // we may have process for capturing the program output, but it's
             // not used in wxEndProcessData in the case of sync execution
@@ -759,7 +768,9 @@ long wxExecute(wxChar **argv,
             return pid;
         }
 #else // !wxUSE_GUI
-        wxASSERT_MSG( sync, wxT("async execution not supported yet") );
+
+        wxASSERT_MSG( flags & wxEXEC_SYNC,
+                      wxT("async execution not supported yet") );
 
         int exitcode = 0;
         if ( waitpid(pid, &exitcode, 0) == -1 || !WIFEXITED(exitcode) )
@@ -948,6 +959,7 @@ bool wxGetUserName(wxChar *buf, int sz)
     return FALSE;
 }
 
+#ifndef __WXMAC__
 wxString wxGetOsDescription()
 {
 #ifndef WXWIN_OS_DESCRIPTION
@@ -956,6 +968,7 @@ wxString wxGetOsDescription()
     return WXWIN_OS_DESCRIPTION;
 #endif
 }
+#endif
 
 // this function returns the GUI toolkit version in GUI programs, but OS
 // version in non-GUI ones
@@ -1011,12 +1024,12 @@ long wxGetFreeMemory()
     return -1;
 }
 
-#ifndef __WXMAC__
 bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree)
 {
 #if defined(HAVE_STATFS) || defined(HAVE_STATVFS)
+    // the case to "char *" is needed for AIX 4.3
     struct statfs fs;
-    if ( statfs(path, &fs) != 0 )
+    if ( statfs((char *)path.fn_str(), &fs) != 0 )
     {
         wxLogSysError("Failed to get file system statistics");
 
@@ -1041,7 +1054,6 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree)
 
     return FALSE;
 }
-#endif
 
 // ----------------------------------------------------------------------------
 // env vars
@@ -1065,8 +1077,10 @@ bool wxGetEnv(const wxString& var, wxString *value)
 bool wxSetEnv(const wxString& variable, const wxChar *value)
 {
 #if defined(HAVE_SETENV)
-    return setenv(variable.mb_str(), value ? wxString(value).mb_str().data()
-                                           : NULL, 1 /* overwrite */) == 0;
+    return setenv(variable.mb_str(),
+                  value ? (const char *)wxString(value).mb_str()
+                        : NULL,
+                  1 /* overwrite */) == 0;
 #elif defined(HAVE_PUTENV)
     wxString s = variable;
     if ( value )
@@ -1093,7 +1107,7 @@ bool wxSetEnv(const wxString& variable, const wxChar *value)
 
 #include <signal.h>
 
-static void wxFatalSignalHandler(wxTYPE_SA_HANDLER)
+extern "C" void wxFatalSignalHandler(wxTYPE_SA_HANDLER)
 {
     if ( wxTheApp )
     {
@@ -1162,6 +1176,8 @@ bool wxHandleFatalExceptions(bool doit)
 // error and debug output routines (deprecated, use wxLog)
 // ----------------------------------------------------------------------------
 
+#if WXWIN_COMPATIBILITY_2_2
+
 void wxDebugMsg( const char *format, ... )
 {
   va_list ap;
@@ -1188,3 +1204,5 @@ void wxFatalError( const wxString &msg, const wxString &title )
   exit(3); // the same exit code as for abort()
 }
 
+#endif // WXWIN_COMPATIBILITY_2_2
+