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45b28a8f0b
* misc/progname.c (program_invocation_name, program_invocation_short_name): Make these initialized data definitions. * sysdeps/mach/hurd/setitimer.c (fork_itimer): Add self reference so gcc doesn't optimize out the function entirely.
54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/* Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#ifdef HAVE_GNU_LD
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#include <ansidecl.h>
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#include <string.h>
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/* These must be initialized data definitions. Common definitions satisfy
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references to these variables, but do not cause the whole file to be
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linked in, and so omit the set-up function. */
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char *program_invocation_name = NULL;
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char *program_invocation_short_name = NULL;
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static void
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DEFUN(set_progname, (argc, argv, envp),
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int argc AND char **argv AND char **envp)
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{
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char *p;
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if (argv && argv[0])
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{
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program_invocation_name = argv[0];
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p = strrchr (argv[0], '/');
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if (p == NULL)
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program_invocation_short_name = argv[0];
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else
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program_invocation_short_name = p + 1;
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}
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else
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program_invocation_name = program_invocation_short_name = 0;
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(void) &set_progname; /* Avoid "defined but not used" warning. */
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}
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text_set_element (__libc_subinit, set_progname);
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#endif
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