tools/source/misc/extendapplicationenvironment.cxx

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  30
  31 #include "precompiled_tools.hxx"
  32 #include "sal/config.h"
  33
  34 #include <stdlib.h>
  35     // not <cstdlib> as putenv is POSIX-only; setenv instead of putenv would be
  36     // better but is not supported by Solaris 9 and earlier
  37
  38 #if defined UNX
  39 #include <sys/resource.h>
  40 #include <sys/time.h>
  41 #include <sys/types.h>
  42 #endif
  43
  44 #include "osl/process.h"
  45 #include "osl/thread.h"
  46 #include "rtl/bootstrap.hxx"
  47 #include "rtl/string.hxx"
  48 #include "rtl/textcvt.h"
  49 #include "rtl/ustrbuf.hxx"
  50 #include "rtl/ustring.h"
  51 #include "rtl/ustring.hxx"
  52 #include "sal/types.h"
  53 #include "tools/extendapplicationenvironment.hxx"
  54
  55 namespace tools {
  56
  57 void extendApplicationEnvironment() {
  58 #if defined UNX
  59     // Try to set RLIMIT_NOFILE as large as possible (failure is harmless):
  60     rlimit l;
  61     if (getrlimit(RLIMIT_NOFILE, &l) == 0) {
  62         l.rlim_cur = l.rlim_max;
  63         setrlimit(RLIMIT_NOFILE, &l);
  64     }
  65 #endif
  66
  67     // Make sure URE_BOOTSTRAP environment variable is set (failure is fatal):
  68     rtl::OUStringBuffer env;
  69     env.appendAscii(RTL_CONSTASCII_STRINGPARAM("URE_BOOTSTRAP="));
  70     rtl::OUString uri;
  71     if (rtl::Bootstrap::get(
  72             rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("URE_BOOTSTRAP")), uri))
  73     {
  74         if (!uri.matchIgnoreAsciiCaseAsciiL(
  75                 RTL_CONSTASCII_STRINGPARAM("vnd.sun.star.pathname:")))
  76         {
  77             uri = rtl::Bootstrap::encode(uri);
  78         }
  79         env.append(uri);
  80     } else {
  81         if (osl_getExecutableFile(&uri.pData) != osl_Process_E_None) {
  82             abort();
  83         }
  84         sal_Int32 i = uri.lastIndexOf('/');
  85         if (i >= 0) {
  86             uri = uri.copy(0, i + 1);
  87         }
  88         env.append(rtl::Bootstrap::encode(uri));
  89         env.appendAscii(
  90             RTL_CONSTASCII_STRINGPARAM(SAL_CONFIGFILE("fundamental")));
  91     }
  92     rtl::OString s;
  93     if (!env.makeStringAndClear().convertToString(
  94             &s, osl_getThreadTextEncoding(),
  95             RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR
  96             | RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR))
  97     {
  98         abort();
  99     }
 100     rtl_string_acquire(s.pData); // argument to putenv must leak
 101     if (putenv(const_cast< char * >(s.getStr())) != 0) {
 102         abort();
 103     }
 104 }
 105
 106 }