/* SPDX-License-Identifier: LGPL-2.1-or-later */

#include <stdio.h>

#include <stdlib.h>

#include "assert-util.h"

#include "errno-util.h"

#include "log.h"

/* Akin to glibc's __abort_msg; which is private and we hence cannot

 * use here. */

static char *log_abort_msg = NULL;

static void log_assert(

        int level,

        const char *text,

        const char *file,

        int line,

        const char *func,

        const char *format) {

        static char buffer[LINE_MAX];

        if (_likely_(LOG_PRI(level) > log_get_max_level()))

                return;

        DISABLE_WARNING_FORMAT_NONLITERAL;

        (void) snprintf(buffer, sizeof buffer, format, text, file, line, func);

        REENABLE_WARNING;

        log_abort_msg = buffer;

        log_dispatch_internal(level, 0, file, line, func, NULL, NULL, NULL, NULL, buffer);

}

_noreturn_ void log_assert_failed(const char *text, const char *file, int line, const char *func) {

        log_assert(LOG_CRIT, text, file, line, func,

                   "Assertion '%s' failed at %s:%u, function %s(). Aborting.");

        abort();

}

_noreturn_ void log_assert_failed_unreachable(const char *file, int line, const char *func) {

        log_assert(LOG_CRIT, "Code should not be reached", file, line, func,

                   "%s at %s:%u, function %s(). Aborting. 💥");

        abort();

}

void log_assert_failed_return(const char *text, const char *file, int line, const char *func) {

        /* log_get_assert_return_is_critical is a weak symbol. It may be NULL. */

        if (log_get_assert_return_is_critical && log_get_assert_return_is_critical())

                log_assert_failed(text, file, line, func);

        PROTECT_ERRNO;

        log_assert(LOG_DEBUG, text, file, line, func,

                   "Assertion '%s' failed at %s:%u, function %s(), ignoring.");

}