show error message if exec() failed: not pretty but better than nothing

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19366 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2003-02-27 18:20:38 +00:00
parent 3cdf176163
commit d264d7091c
1 changed files with 5 additions and 0 deletions
--- a/src/unix/utilsunx.cpp
+++ b/src/unix/utilsunx.cpp
@@ -654,6 +654,11 @@ long wxExecute(wxChar **argv,

        execvp (*mb_argv, mb_argv);

+        fprintf(stderr, "execvp(");
+        for ( char **ppc = mb_argv; *ppc; ppc++ )
+            fprintf(stderr, "%s%s", ppc == mb_argv ? "" : ", ", *ppc);
+        fprintf(stderr, ") failed with error %d!\n", errno);
+
        // there is no return after successful exec()
        _exit(-1);