globopt.h

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// SPDX-License-Identifier: MIT
#ifndef __GLOBOPT_H__
#define __GLOBOPT_H__
 
#include <stdbool.h>
#include <string.h>
 
#include "envset.h"
 
typedef struct crinitGlobOptStore_t {
    bool debug;                    
    bool useSyslog;                
    bool useElos;                  
    int elosPort;                  
    char *elosServer;              
    char *inclDir;                 
    char *inclSuffix;              
    unsigned long long shdGraceP;  
    crinitEnvSet_t globEnv;        
    crinitEnvSet_t globFilters;    
} crinitGlobOptStore_t;
 
#define CRINIT_GLOBOPT_DEBUG debug             
#define CRINIT_GLOBOPT_USE_SYSLOG useSyslog    
#define CRINIT_GLOBOPT_USE_ELOS useElos        
#define CRINIT_GLOBOPT_ELOS_PORT elosPort      
#define CRINIT_GLOBOPT_ELOS_SERVER elosServer  
#define CRINIT_GLOBOPT_INCLDIR inclDir         
#define CRINIT_GLOBOPT_INCL_SUFFIX inclSuffix  
#define CRINIT_GLOBOPT_SHDGRACEP shdGraceP     
#define CRINIT_GLOBOPT_ENV globEnv             
#define CRINIT_GLOBOPT_FILTERS globFilters     
 
static crinitGlobOptStore_t crinitGenericGlobOptHelper __attribute__((unused));
 
// clang-format off
// Rationale: Used version of clang-format does not format _Generic macros correctly. This is a known bug and has been
// fixed very recently. We may remove this exemption once we are on the new clang version as standard.
// See: https://github.com/llvm/llvm-project/issues/18080
#define crinitGlobOptGet(globOptMember, retPtr) \
    _Generic((crinitGenericGlobOptHelper.globOptMember), \
        char * : crinitGlobOptGetString, \
        bool : crinitGlobOptGetBoolean, \
        int : crinitGlobOptGetInteger, \
        unsigned long long : crinitGlobOptGetUnsignedLL, \
        crinitEnvSet_t : crinitGlobOptGetEnvSet) \
        ((offsetof(crinitGlobOptStore_t, globOptMember)), (retPtr))
#define crinitGlobOptSet(globOptMember, val) \
    _Generic((crinitGenericGlobOptHelper.globOptMember), \
        char * : crinitGlobOptSetString, \
        const char * : crinitGlobOptSetString, \
        bool : crinitGlobOptSetBoolean, \
        int : crinitGlobOptSetInteger, \
        unsigned long long : crinitGlobOptSetUnsignedLL, \
        crinitEnvSet_t : crinitGlobOptSetEnvSet) \
        ((offsetof(crinitGlobOptStore_t, globOptMember)), (val))
// clang-format on
 
int crinitGlobOptInitDefault(void);
 
void crinitGlobOptDestroy(void);
 
crinitGlobOptStore_t *crinitGlobOptBorrow(void);
int crinitGlobOptRemit(void);
 
int crinitGlobOptSetString(size_t memberOffset, const char *val);
int crinitGlobOptSetBoolean(size_t memberOffset, bool val);
int crinitGlobOptSetInteger(size_t memberOffset, int val);
int crinitGlobOptSetUnsignedLL(size_t memberOffset, unsigned long long val);
int crinitGlobOptSetEnvSet(size_t memberOffset, const crinitEnvSet_t *val);
 
int crinitGlobOptGetString(size_t memberOffset, char **val);
int crinitGlobOptGetBoolean(size_t memberOffset, bool *val);
int crinitGlobOptGetInteger(size_t memberOffset, int *val);
int crinitGlobOptGetUnsignedLL(size_t memberOffset, unsigned long long *val);
int crinitGlobOptGetEnvSet(size_t memberOffset, crinitEnvSet_t *val);
 
#endif /* __GLOBOPT_H__ */