| 1 | /* Program name management.
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| 2 | Copyright (C) 2001-2004, 2006, 2009-2022 Free Software Foundation, Inc.
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| 3 | Written by Bruno Haible <[email protected]>, 2001.
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| 4 |
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| 5 | This program is free software: you can redistribute it and/or modify
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| 6 | it under the terms of the GNU General Public License as published by
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| 7 | the Free Software Foundation, either version 3 of the License, or
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| 8 | (at your option) any later version.
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| 9 |
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| 10 | This program is distributed in the hope that it will be useful,
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | GNU General Public License for more details.
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| 14 |
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| 15 | You should have received a copy of the GNU General Public License
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| 16 | along with this program. If not, see <https://www.gnu.org/licenses/>. */
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| 17 |
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| 18 | #ifndef _PROGNAME_H
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| 19 | #define _PROGNAME_H
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| 20 |
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| 21 | /* Programs using this file should do the following in main():
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| 22 | set_program_name (argv[0]);
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| 23 | */
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| 24 |
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| 25 |
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| 26 | #ifdef __cplusplus
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| 27 | extern "C" {
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| 28 | #endif
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| 29 |
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| 30 |
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| 31 | /* String containing name the program is called with. */
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| 32 | extern const char *program_name;
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| 33 |
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| 34 | /* Set program_name, based on argv[0].
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| 35 | argv0 must be a string allocated with indefinite extent, and must not be
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| 36 | modified after this call. */
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| 37 | extern void set_program_name (const char *argv0);
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| 38 |
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| 39 | #if ENABLE_RELOCATABLE
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| 40 |
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| 41 | /* Set program_name, based on argv[0], and original installation prefix and
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| 42 | directory, for relocatability. */
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| 43 | extern void set_program_name_and_installdir (const char *argv0,
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| 44 | const char *orig_installprefix,
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| 45 | const char *orig_installdir);
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| 46 | #undef set_program_name
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| 47 | #define set_program_name(ARG0) \
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| 48 | set_program_name_and_installdir (ARG0, INSTALLPREFIX, INSTALLDIR)
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| 49 |
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| 50 | /* Return the full pathname of the current executable, based on the earlier
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| 51 | call to set_program_name_and_installdir. Return NULL if unknown. */
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| 52 | extern char *get_full_program_name (void);
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| 53 |
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| 54 | #endif
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| 55 |
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| 56 |
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| 57 | #ifdef __cplusplus
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| 58 | }
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| 59 | #endif
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| 60 |
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| 61 |
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| 62 | #endif /* _PROGNAME_H */
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