99 lines
2.3 KiB
C
99 lines
2.3 KiB
C
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/* SPDX-License-Identifier: Apache-2.0 */
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/**
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* @file signals.c
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*
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* @brief Code file for signal handling functions
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*
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* @copyright Copyright (C) 2024 Jackrabbit Founders LLC. All rights reserved.
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*
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* @date Jan 2024
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* @author Barrett Edwards <code@jrlabs.io>
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*
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*/
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/* INCLUDES ==================================================================*/
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/* gettid()
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*/
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#define _GNU_SOURCE
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#include <unistd.h>
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/* printf()
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*/
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#include <stdio.h>
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/* signal()
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*/
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#include <signal.h>
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/* strsignal()
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*/
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#include <string.h>
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#include "options.h"
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#include "signals.h"
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/* MACROS ====================================================================*/
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#ifdef CSE_VERBOSE
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#define INIT unsigned step = 0;
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#define ENTER if (opts[CLOP_VERBOSITY].u64 & CLVB_CALLSTACK) printf("%d:%s Enter\n", gettid(), __FUNCTION__);
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#define STEP step++; if (opts[CLOP_VERBOSITY].u64 & CLVB_STEPS) printf("%d:%s STEP: %u\n", gettid(), __FUNCTION__, step);
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#define HEX32(m, i) if (opts[CLOP_VERBOSITY].u64 & CLVB_STEPS) printf("%d:%s STEP: %u %s: 0x%x\n", gettid(), __FUNCTION__, step, m, i);
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#define INT32(m, i) if (opts[CLOP_VERBOSITY].u64 & CLVB_STEPS) printf("%d:%s STEP: %u %s: %d\n", gettid(), __FUNCTION__, step, m, i);
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#define EXIT(rc) if (opts[CLOP_VERBOSITY].u64 & CLVB_CALLSTACK) printf("%d:%s Exit: %d\n", gettid(), __FUNCTION__,rc);
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#else
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#define ENTER
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#define EXIT(rc)
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#define STEP
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#define HEX32(m, i)
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#define INT32(m, i)
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#define INIT
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#endif // CSE_VERBOSE
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#define IFV(u) if (opts[CLOP_VERBOSITY].u64 & u)
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/* ENUMERATIONS ==============================================================*/
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/* STRUCTS ===================================================================*/
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/* PROTOTYPES ================================================================*/
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/* GLOBAL VARIABLES ==========================================================*/
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/**
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* Global variable used for the signal handlers to tell the main loop to stop
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*/
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int stop_requested = 0;
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/* FUNCTIONS =================================================================*/
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/**
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* Register signal handlers
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*/
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void signals_register()
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{
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ENTER
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signal(SIGINT, signals_sigint);
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EXIT(0)
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}
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/**
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* Handler for SIGINT (CTRL-C)
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*/
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void signals_sigint(int sig)
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{
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ENTER
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IFV(CLVB_CALLSTACK) printf("Caught Signal: %d - %s\n", sig, strsignal(sig));
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stop_requested = 1;
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EXIT(0)
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}
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