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/* Functions from hack's utils library.
Copyright (C) 1989-2022 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; If not, see <https://www.gnu.org/licenses/>. */
#include <stdio.h>
#include "basicdefs.h"
enum exit_codes {
/* EXIT_SUCCESS is already defined as 0 */
EXIT_BAD_USAGE = 1, /* bad program syntax, invalid command-line options */
EXIT_BAD_INPUT = 2, /* failed to open some of the input files */
EXIT_PANIC = 4 /* PANIC during program execution */
};
_Noreturn void panic (const char *str, ...)
_GL_ATTRIBUTE_FORMAT_PRINTF_STANDARD (1, 2);
FILE *ck_fopen (const char *name, const char *mode, int fail);
FILE *ck_fdopen (int fd, const char *name, const char *mode, int fail);
void ck_fwrite (const void *ptr, idx_t size, idx_t nmemb, FILE *stream);
idx_t ck_fread (void *ptr, idx_t size, idx_t nmemb, FILE *stream);
void ck_fflush (FILE *stream);
void ck_fclose (FILE *stream);
const char *follow_symlink (const char *path);
ssize_t ck_getdelim (char **text, size_t *buflen, char buffer_delimiter,
FILE *stream);
FILE * ck_mkstemp (char **p_filename, const char *tmpdir, const char *base,
const char *mode) _GL_ARG_NONNULL ((1, 2, 3, 4));
void ck_rename (const char *from, const char *to);
void cancel_cleanup (void);
void remove_cleanup_file (void);
struct buffer *init_buffer (void) _GL_ATTRIBUTE_MALLOC;
char *get_buffer (struct buffer const *b) _GL_ATTRIBUTE_PURE;
idx_t size_buffer (struct buffer const *b) _GL_ATTRIBUTE_PURE;
char *add_buffer (struct buffer *b, const char *p, idx_t n);
char *add1_buffer (struct buffer *b, int ch);
void free_buffer (struct buffer *b);
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