83 lines
2.6 KiB
C
83 lines
2.6 KiB
C
/*
|
|
* gcklib.proginfo - Program information functions, macros, and variables
|
|
*
|
|
*
|
|
* LICENSE: BSD-3-Clause
|
|
*
|
|
* Copyright (c) 2025 GCK
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <libgen.h>
|
|
#include <config.h>
|
|
|
|
#include "proginfo.h"
|
|
|
|
/* TODO(vx-clutch): default this to argv[0] */
|
|
const char *prog_name = "";
|
|
|
|
void set_prog_name(char *name)
|
|
{
|
|
prog_name = prog_name ? basename(name) : "";
|
|
}
|
|
|
|
void emit_try_help()
|
|
{
|
|
printf("Try '%s --help' for more information\n", prog_name);
|
|
}
|
|
|
|
void emit_version()
|
|
{
|
|
printf("\
|
|
%s %s %d\n\
|
|
Copyright (C) %d GCK.\n\
|
|
This is free software: you are free to change and redistribute it.\n\
|
|
There is NO WARRNTY, to the extent permitted by law.\n\
|
|
",
|
|
prog_name, VERSION, COMMIT, YEAR);
|
|
}
|
|
|
|
int parse_standard_options(int argc, char **argv, void (*print_help)(),
|
|
void (*print_version)())
|
|
{
|
|
for (int i = 0; i < argc; ++i) {
|
|
if (!strcmp(argv[i], "--help")) {
|
|
print_help();
|
|
exit(EXIT_SUCCESS);
|
|
} else if (!strcmp(argv[i], "--version")) {
|
|
emit_version();
|
|
exit(EXIT_SUCCESS);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* end of file proginfo.c */
|