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/******************************************************************************
* Copyright (C) 2018 Alejandro Colomar Andrés *
* SPDX-License-Identifier: GPL-2.0-only *
******************************************************************************/
/******************************************************************************
******* headers **************************************************************
******************************************************************************/
#include "vision-artificial/about/about.h"
#include <errno.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include "libalx/base/errno/errno_str.h"
#include "libalx/base/stdio/sprint_file.h"
/******************************************************************************
******* macros ***************************************************************
******************************************************************************/
#define BUFF_SIZE_TEXT (0xFFFF) /* 64 KiB */
#define BEGINNING "\n┌──────────────────────────────────────────────────────────────────────────────┐\n"
#define ENDING "└──────────────────────────────────────────────────────────────────────────────┘\n\n"
/******************************************************************************
******* enums ****************************************************************
******************************************************************************/
/******************************************************************************
******* structs / unions *****************************************************
******************************************************************************/
/******************************************************************************
******* variables ************************************************************
******************************************************************************/
char share_path [FILENAME_MAX];
/******************************************************************************
******* static functions (prototypes) ****************************************
******************************************************************************/
/******************************************************************************
******* global functions *****************************************************
******************************************************************************/
void about_init (void)
{
if (snprintf(share_path, FILENAME_MAX, "%s/estadistica/",
INSTALL_SHARE_DIR) >= FILENAME_MAX) {
goto err;
}
return;
err:
printf("Path is too large and has been truncated\n");
exit(EXIT_FAILURE);
}
void snprint_share_file (ptrdiff_t size, char buff[restrict size],
int file)
{
char fname [FILENAME_MAX];
switch (file) {
case SHARE_COPYRIGHT:
if (snprintf(fname, FILENAME_MAX, "%s/%s",
share_path,
"COPYRIGHT.txt") >= FILENAME_MAX) {
goto err;
}
break;
case SHARE_DISCLAIMER:
if (snprintf(fname, FILENAME_MAX, "%s/%s",
share_path,
"DISCLAIMER.txt") >= FILENAME_MAX) {
goto err;
}
break;
case SHARE_HELP:
if (snprintf(fname, FILENAME_MAX, "%s/%s",
share_path,
"HELP.txt") >= FILENAME_MAX) {
goto err;
}
break;
case SHARE_LICENSE:
if (snprintf(fname, FILENAME_MAX, "%s/%s",
share_path,
"LICENSE.txt") >= FILENAME_MAX) {
goto err;
}
break;
case SHARE_USAGE:
if (snprintf(fname, FILENAME_MAX, "%s/%s",
share_path,
"USAGE.txt") >= FILENAME_MAX) {
goto err;
}
break;
}
if (alx_snprint_file(size, buff, fname) < 0)
printf("%s: %s\n", errno_str[errno][0], errno_str[errno][1]);
return;
err:
printf("Path is too large and has been truncated\n");
printf("File could not be shown!\n");
}
void print_share_file (int file)
{
char str [BUFF_SIZE_TEXT];
snprint_share_file(BUFF_SIZE_TEXT, str, file);
printf(BEGINNING);
printf("%s", str);
printf(ENDING);
}
void print_version (void)
{
printf(""PROG_NAME" "PROG_VERSION"\n\n");
}
/******************************************************************************
******* static functions (definitions) ***************************************
******************************************************************************/
/******************************************************************************
******* end of file **********************************************************
******************************************************************************/
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