src/shims/getprogname.h

   1 /*
   2  * Copyright (c) 2009-2010 Mark Heily <mark@heily.com>
   3  * All rights reserved.
   4  *
   5  * @APPLE_APACHE_LICENSE_HEADER_START@
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *     http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  * @APPLE_APACHE_LICENSE_HEADER_END@
  20  */
  21
  22 #ifndef __DISPATCH_SHIMS_GETPROGNAME__
  23 #define __DISPATCH_SHIMS_GETPROGNAME__
  24
  25 #if !HAVE_GETPROGNAME
  26
  27 #ifdef __ANDROID__
  28 extern const char *__progname;
  29 #endif /* __ANDROID */
  30
  31 static inline char *
  32 getprogname(void)
  33 {
  34 # if HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME
  35         return program_invocation_short_name;
  36 # elif defined(__ANDROID__)
  37         return __progname;
  38 # else
  39 #   error getprogname(3) is not available on this platform
  40 # endif
  41 }
  42 #endif /* HAVE_GETPROGNAME */
  43
  44 #endif /* __DISPATCH_SHIMS_GETPROGNAME__ */