gnu/dist/gettext/gettext-tools/lib/findprog.h

   1 /* Locating a program in PATH.
   2    Copyright (C) 2001-2003 Free Software Foundation, Inc.
   3    Written by Bruno Haible <haible@clisp.cons.org>, 2001.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 2, or (at your option)
   8    any later version.
   9
  10    This program 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 General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to the Free Software Foundation,
  17    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  18
  19
  20 #ifdef __cplusplus
  21 extern "C" {
  22 #endif
  23
  24
  25 /* Look up a program in the PATH.
  26    Attempt to determine the pathname that would be called by execlp/execvp
  27    of PROGNAME.  If successful, return a pathname containing a slash
  28    (either absolute or relative to the current directory).  Otherwise,
  29    return PROGNAME unmodified.
  30    Because of the latter case, callers should use execlp/execvp, not
  31    execl/execv on the returned pathname.
  32    The returned string is freshly malloc()ed if it is != PROGNAME.  */
  33 extern const char *find_in_path (const char *progname);
  34
  35
  36 #ifdef __cplusplus
  37 }
  38 #endif