/* Locating a program in PATH. Copyright (C) 2001-2003 Free Software Foundation, Inc. Written by Bruno Haible <haible@clisp.cons.org>, 2001. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifdef __cplusplus extern "C" { #endif /* Look up a program in the PATH. Attempt to determine the pathname that would be called by execlp/execvp of PROGNAME. If successful, return a pathname containing a slash (either absolute or relative to the current directory). Otherwise, return PROGNAME unmodified. Because of the latter case, callers should use execlp/execvp, not execl/execv on the returned pathname. The returned string is freshly malloc()ed if it is != PROGNAME. */ extern const char *find_in_path (const char *progname); #ifdef __cplusplus } #endif