lib/get_progname_of.h

   1 /* Determine the program name of a given process.
   2    Copyright (C) 2019-2024 Free Software Foundation, Inc.
   3    Written by Bruno Haible <bruno@clisp.org>, 2019.
   4
   5    This file is free software: you can redistribute it and/or modify
   6    it under the terms of the GNU Lesser General Public License as
   7    published by the Free Software Foundation, either version 3 of the
   8    License, or (at your option) any later version.
   9
  10    This file is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public License
  16    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _GET_PROGNAME_OF_H
  19 #define _GET_PROGNAME_OF_H
  20
  21 /* This file uses _GL_ATTRIBUTE_MALLOC.  */
  22 #if !_GL_CONFIG_H_INCLUDED
  23  #error "Please include config.h first."
  24 #endif
  25
  26 #include <stdlib.h>
  27 #include <sys/types.h>
  28
  29 #ifdef __cplusplus
  30 extern "C" {
  31 #endif
  32
  33 /* Returns the base name of the program that executes the given process,
  34    possibly truncated, as a freshly allocated string, or NULL if it cannot
  35    be determined.  */
  36 extern char *get_progname_of (pid_t pid)
  37   _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
  38
  39 #ifdef __cplusplus
  40 }
  41 #endif
  42
  43 #endif /* _GET_PROGNAME_OF_H */