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/* Program name management.
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Copyright (C) 2001-2004, 2006, 2009-2010 Free Software Foundation, Inc.
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Written by Bruno Haible <bruno@clisp.org>, 2001.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Programs using this file should do the following in main():
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set_program_name (argv[0]);
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/* String containing name the program is called with. */
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extern const char *program_name;
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/* Set program_name, based on argv[0].
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argv0 must be a string allocated with indefinite extent, and must not be
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modified after this call. */
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extern void set_program_name (const char *argv0);
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#if ENABLE_RELOCATABLE
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/* Set program_name, based on argv[0], and original installation prefix and
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directory, for relocatability. */
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extern void set_program_name_and_installdir (const char *argv0,
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const char *orig_installprefix,
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const char *orig_installdir);
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#undef set_program_name
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#define set_program_name(ARG0) \
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set_program_name_and_installdir (ARG0, INSTALLPREFIX, INSTALLDIR)
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/* Return the full pathname of the current executable, based on the earlier
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call to set_program_name_and_installdir. Return NULL if unknown. */
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extern char *get_full_program_name (void);
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#endif /* _PROGNAME_H */