diff options
Diffstat (limited to 'misc/progname.c')
| -rw-r--r-- | misc/progname.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/misc/progname.c b/misc/progname.c new file mode 100644 index 0000000000..265ca5c3a9 --- /dev/null +++ b/misc/progname.c @@ -0,0 +1,50 @@ +/* Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifdef HAVE_GNU_LD + +#include <ansidecl.h> +#include <string.h> + +char *program_invocation_name; +char *program_invocation_short_name; + +static void +DEFUN(set_progname, (argc, argv, envp), + int argc AND char **argv AND char **envp) +{ + char *p; + + if (argv && argv[0]) + { + program_invocation_name = argv[0]; + p = strrchr (argv[0], '/'); + if (p == NULL) + program_invocation_short_name = argv[0]; + else + program_invocation_short_name = p + 1; + } + else + program_invocation_name = program_invocation_short_name = 0; + + (void) &set_progname; /* Avoid "defined but not used" warning. */ +} + +text_set_element (__libc_subinit, set_progname); + +#endif |