globaldefs.h

#ifndef globaldefs_h
#define globaldefs_h

// definitions, included first

#ifdef X64
#define POINTER unsigned long int
#define __BYTEORDER __LITTLE_ENDIAN
#else
#define POINTER unsigned int
#endif

#ifndef uint32_t
typedef unsigned int uint32_t;
#endif

#ifndef uint8_t
typedef unsigned char uint8_t;
#endif

#ifndef size_t
typedef long size_t;
#endif

typedef int bool;

#define false 0
#define true 1

#define PATH_MAX 4096
#define MAXPATHLEN PATH_MAX

#define FOPEN_MAX 16

#define PRIdMAX "d"
#define PRIuMAX "u"

#ifndef __clang__
#define ATTR_OPT(x) __attribute__((optimize(x)))
#else
#define ATTR_OPT(x)
#endif

// Locks
#define LOCK_SH 1 // Shared
#define LOCK_EX 2 // Exclusive
#define LOCK_NB 4 // Don't block when locking
#define LOCK_UN 8 // Unlock



#ifndef SEEK_SET
#define SEEK_SET        0       /* seek relative to beginning of file */
#define SEEK_CUR        1       /* seek relative to current file position */
#define SEEK_END        2       /* seek relative to end of file */
#define SEEK_MAX        SEEK_END
#endif

#ifndef ENOENT
#define ENOENT           2
#endif

#define SIG_BLOCK     0
#define SIG_UNBLOCK   1
#define SIG_SETMASK   2

#define RE_NOMATCH 0
#define RE_ERROR 0
#define RE_MATCH 1
#define RE_MATCHEND -1

typedef struct _text_match { char *pos; int len; } text_match;


#ifndef NULL
#define NULL 0
#endif
#ifndef timevaldefined
#define timevaldefined
typedef long time_t;
typedef long suseconds_t;
typedef unsigned useconds_t;
struct timeval { time_t tv_sec; suseconds_t tv_usec; };
#endif

struct utimbuf{
		time_t actime;    /* Access time.  */
		time_t modtime;   /* Modification time.  */
};

#define AT_STATX_SYNC_AS_STAT 0x0000
#define AT_NO_AUTOMOUNT 0x800
#define AT_EMPTY_PATH 0x1000
#define AT_STATX_SYNC_TYPE 0x6000
#define AT_STATX_FORCE_SYNC 0x2000
#define AT_STATX_DONT_SYNC 0x4000
#define AT_RECURSIVE 0x8000


#define BUFSIZ 1024

//+cat userdb
//+doc The maximum number of users, 
// which are within a group.
// used for the allocation of the array gr_mem.
// default: 64
//+def max_groupmembers
#ifndef mini_max_groupmembers
#define mini_max_groupmembers 64
#endif

#define MAX_GROUPMEMBERS mini_max_groupmembers

//+def
typedef int FILE;

// thats the old masks/flags.
// possibly better change the fd/FILE len to long
// not sure about that.
// but the hard kernel limit on open fd's is
// about 17 bits here. so. might be ok.
// feeling a bit uncomfortable with that decision,
// however.

#define FEOF_FLAG 0x800000
#define ERR_FLAG 0x400000
#define FLAG_MASK 0xc00000
#define FD_MASK 0x3fffff
#define UNGETC_MASK 0xff000000


#ifdef X64
typedef union { FILE *F; int i, fd;} mfl_union;
#else
//typedef union { FILE *F; int fd;} mfl_union;
#warning checkme
#warning typedef union { FILE *F; int fd;} mfl_union;
#endif
//(untested for x32) better commenting this out for now.
//Might be better to find later
//also: endiannes. problem: ungetc. (in fgetc.h)

#define EOF (-1)

#ifdef mini_buf
#ifndef stdin
#define stdin &mlgl->stream[0]
#endif
#ifndef stdout
#define stdout &mlgl->stream[1]
#endif
#ifndef stderr
#define stderr &mlgl->stream[2]
#endif
#else 
// no minibuf -> no stream descriptors.
#ifndef stdin
#define stdin (int*)0
#endif
#ifndef stdout
#define stdout (int*)1
#endif
#ifndef stderr
#define stderr (int*)2
#endif
#endif

// TODO: ifdef mini_buf -> get mlgl->stream->fd
#ifndef STDIN_FILENO
#define STDIN_FILENO 0
#define STDOUT_FILENO 1
#define STDERR_FILENO 2
#endif


typedef struct { int quot; int rem; } div_t;
typedef struct { long int quot; long int rem; } ldiv_t;

typedef void (*sighandler_t)(int);

typedef void (functionp)(void);
#ifdef mini_atexit
#if (mini_atexit>0)
#define ATEXIT_MAX mini_atexit
#else
#define ATEXIT_MAX 8
#endif
#endif

// according to linux sysheaders,
// stat64 is euqal to stat
#define stat64 stat
#define lstat64 lstat

//
#define offsetof(TYPE, MEMBER) __builtin_offsetof (TYPE, MEMBER)


// the current implementation of malloc has this max,
// equal to 256MB
// so better keep it save.
// todo: reimplement malloc to 64bit
#define SIZE_MAX 0xfffffff


#ifndef timevaldefined
#define timevaldefined
typedef long time_t;
typedef long suseconds_t;
typedef unsigned useconds_t;
struct timeval { time_t tv_sec; suseconds_t tv_usec; };

struct timezone {
		int     tz_minuteswest; /*	minutes	west of	Greenwich */
		int     tz_dsttime;     /*	type of	dst correction */
};
#endif


#define FD_SETSIZE 1024

typedef unsigned long fd_mask;

typedef struct
{
	unsigned long fds_bits[FD_SETSIZE / 8 / sizeof(long)];
} fd_set;

#define FD_ZERO(s) do { int __i; unsigned long *__b=(s)->fds_bits; for(__i=sizeof (fd_set)/sizeof (long); __i; __i--) *__b++=0; } while(0)
#define FD_SET(d, s)   ((s)->fds_bits[(d)/(8*sizeof(long))] |= (1UL<<((d)%(8*sizeof(long)))))
#define FD_CLR(d, s)   ((s)->fds_bits[(d)/(8*sizeof(long))] &= ~(1UL<<((d)%(8*sizeof(long)))))
#define FD_ISSET(d, s) !!((s)->fds_bits[(d)/(8*sizeof(long))] & (1UL<<((d)%(8*sizeof(long)))))

#define EXIT_SUCCESS 0
#define EXIT_FAILURE 1

#define F_OK 0
#define X_OK 1
#define W_OK 2
#define R_OK 4


#define WNOHANG    1
#define WUNTRACED  2

#define WSTOPPED   2
#define WEXITED    4
#define WCONTINUED 8
#define WNOWAIT    0x1000000


#define WEXITSTATUS(s) (((s) & 0xff00) >> 8)
#define WTERMSIG(s) ((s) & 0x7f)
#define WSTOPSIG(s) WEXITSTATUS(s)
#define WCOREDUMP(s) ((s) & 0x80)
#define WIFEXITED(s) (!WTERMSIG(s))
#define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001)>>8) > 0x7f00)
#define WIFSIGNALED(s) (((s)&0xffff)-1U < 0xffu)
#define WIFCONTINUED(s) ((s) == 0xffff)


#define MAP_FAILED ((void *) -1)
#define MAP_FILE       0
#define MAP_SHARED     0x01
#define MAP_PRIVATE    0x02
#define MAP_SHARED_VALIDATE 0x03
#define MAP_TYPE       0x0f
#define MAP_FIXED      0x10
#define MAP_ANON       0x20
#define MAP_ANONYMOUS  MAP_ANON
#define MAP_NORESERVE  0x4000
#define MAP_GROWSDOWN  0x0100
#define MAP_DENYWRITE  0x0800
#define MAP_EXECUTABLE 0x1000
#define MAP_LOCKED     0x2000
#define MAP_POPULATE   0x8000
#define MAP_NONBLOCK   0x10000
#define MAP_STACK      0x20000
#define MAP_HUGETLB    0x40000
#define MAP_SYNC       0x80000
#define MAP_FIXED_NOREPLACE 0x100000

#define PROT_NONE      0
#define PROT_READ      1
#define PROT_WRITE     2
#define PROT_EXEC      4
#define PROT_GROWSDOWN 0x01000000
#define PROT_GROWSUP   0x02000000

#define MREMAP_MAYMOVE 1
#define MREMAP_FIXED 2

#define MS_ASYNC  1   /* Sync memory asynchron  */
#define MS_INVALIDATE 2   /* Invalidate the cache  */
#define MS_SYNC   4   /* Wait for sync  */



#define CLONE_VM  0x00000100
#define CLONE_FS  0x00000200
#define CLONE_FILES 0x00000400
#define CLONE_SIGHAND 0x00000800
#define CLONE_PTRACE  0x00002000
#define CLONE_VFORK 0x00004000
#define CLONE_PARENT  0x00008000
#define CLONE_THREAD  0x00010000
#define CLONE_NEWNS 0x00020000
#define CLONE_SYSVSEM 0x00040000
#define CLONE_SETTLS  0x00080000
#define CLONE_PARENT_SETTID 0x00100000
#define CLONE_CHILD_CLEARTID  0x00200000
#define CLONE_DETACHED  0x00400000
#define CLONE_UNTRACED  0x00800000
#define CLONE_CHILD_SETTID  0x01000000
#define CLONE_NEWCGROUP 0x02000000
#define CLONE_NEWUTS  0x04000000
#define CLONE_NEWIPC  0x08000000
#define CLONE_NEWUSER 0x10000000
#define CLONE_NEWPID  0x20000000
#define CLONE_NEWNET  0x40000000
#define CLONE_IO  0x80000000


#define _SC_ARG_MAX	0
#define _SC_CHILD_MAX	1
#define _SC_CLK_TCK	2
#define _SC_NGROUPS_MAX	3
#define _SC_OPEN_MAX	4
#define _SC_STREAM_MAX	5
#define _SC_TZNAME_MAX	6
#define _SC_JOB_CONTROL	7
#define _SC_SAVED_IDS	8
#define _SC_REALTIME_SIGNALS	9
#define _SC_PRIORITY_SCHEDULING	10
#define _SC_TIMERS	11
#define _SC_ASYNCHRONOUS_IO	12
#define _SC_PRIORITIZED_IO	13
#define _SC_SYNCHRONIZED_IO	14
#define _SC_FSYNC	15
#define _SC_MAPPED_FILES	16
#define _SC_MEMLOCK	17
#define _SC_MEMLOCK_RANGE	18
#define _SC_MEMORY_PROTECTION	19
#define _SC_MESSAGE_PASSING	20
#define _SC_SEMAPHORES	21
#define _SC_SHARED_MEMORY_OBJECTS	22
#define _SC_AIO_LISTIO_MAX	23
#define _SC_AIO_MAX	24
#define _SC_AIO_PRIO_DELTA_MAX	25
#define _SC_DELAYTIMER_MAX	26
#define _SC_MQ_OPEN_MAX	27
#define _SC_MQ_PRIO_MAX	28
#define _SC_VERSION	29
#define _SC_PAGE_SIZE	30
#define _SC_PAGESIZE	30 /* !! */
#define _SC_RTSIG_MAX	31
#define _SC_SEM_NSEMS_MAX	32
#define _SC_SEM_VALUE_MAX	33
#define _SC_SIGQUEUE_MAX	34
#define _SC_TIMER_MAX	35
#define _SC_BC_BASE_MAX	36
#define _SC_BC_DIM_MAX	37
#define _SC_BC_SCALE_MAX	38
#define _SC_BC_STRING_MAX	39
#define _SC_COLL_WEIGHTS_MAX	40
#define _SC_EXPR_NEST_MAX	42
#define _SC_LINE_MAX	43
#define _SC_RE_DUP_MAX	44
#define _SC_2_VERSION	46
#define _SC_2_C_BIND	47
#define _SC_2_C_DEV	48
#define _SC_2_FORT_DEV	49
#define _SC_2_FORT_RUN	50
#define _SC_2_SW_DEV	51
#define _SC_2_LOCALEDEF	52
#define _SC_UIO_MAXIOV	60 /* !! */
#define _SC_IOV_MAX	60
#define _SC_THREADS	67
#define _SC_THREAD_SAFE_FUNCTIONS	68
#define _SC_GETGR_R_SIZE_MAX	69
#define _SC_GETPW_R_SIZE_MAX	70
#define _SC_LOGIN_NAME_MAX	71
#define _SC_TTY_NAME_MAX	72
#define _SC_THREAD_DESTRUCTOR_ITERATIONS	73
#define _SC_THREAD_KEYS_MAX	74
#define _SC_THREAD_STACK_MIN	75
#define _SC_THREAD_THREADS_MAX	76
#define _SC_THREAD_ATTR_STACKADDR	77
#define _SC_THREAD_ATTR_STACKSIZE	78
#define _SC_THREAD_PRIORITY_SCHEDULING	79
#define _SC_THREAD_PRIO_INHERIT	80
#define _SC_THREAD_PRIO_PROTECT	81
#define _SC_THREAD_PROCESS_SHARED	82
#define _SC_NPROCESSORS_CONF	83
#define _SC_NPROCESSORS_ONLN	84
#define _SC_PHYS_PAGES	85
#define _SC_AVPHYS_PAGES	86
#define _SC_ATEXIT_MAX	87
#define _SC_PASS_MAX	88
#define _SC_XOPEN_VERSION	89
#define _SC_XOPEN_XCU_VERSION	90
#define _SC_XOPEN_UNIX	91
#define _SC_XOPEN_CRYPT	92
#define _SC_XOPEN_ENH_I18N	93
#define _SC_XOPEN_SHM	94
#define _SC_2_CHAR_TERM	95
#define _SC_2_UPE	97
#define _SC_XOPEN_XPG2	98
#define _SC_XOPEN_XPG3	99
#define _SC_XOPEN_XPG4	100
#define _SC_NZERO	109
#define _SC_XBS5_ILP32_OFF32	125
#define _SC_XBS5_ILP32_OFFBIG	126
#define _SC_XBS5_LP64_OFF64	127
#define _SC_XBS5_LPBIG_OFFBIG	128
#define _SC_XOPEN_LEGACY	129
#define _SC_XOPEN_REALTIME	130
#define _SC_XOPEN_REALTIME_THREADS	131
#define _SC_ADVISORY_INFO	132
#define _SC_BARRIERS	133
#define _SC_CLOCK_SELECTION	137
#define _SC_CPUTIME	138
#define _SC_THREAD_CPUTIME	139
#define _SC_MONOTONIC_CLOCK	149
#define _SC_READER_WRITER_LOCKS	153
#define _SC_SPIN_LOCKS	154
#define _SC_REGEXP	155
#define _SC_SHELL	157
#define _SC_SPAWN	159
#define _SC_SPORADIC_SERVER	160
#define _SC_THREAD_SPORADIC_SERVER	161
#define _SC_TIMEOUTS	164
#define _SC_TYPED_MEMORY_OBJECTS	165
#define _SC_2_PBS	168
#define _SC_2_PBS_ACCOUNTING	169
#define _SC_2_PBS_LOCATE	170
#define _SC_2_PBS_MESSAGE	171
#define _SC_2_PBS_TRACK	172
#define _SC_SYMLOOP_MAX	173
#define _SC_STREAMS	174
#define _SC_2_PBS_CHECKPOINT	175
#define _SC_V6_ILP32_OFF32	176
#define _SC_V6_ILP32_OFFBIG	177
#define _SC_V6_LP64_OFF64	178
#define _SC_V6_LPBIG_OFFBIG	179
#define _SC_HOST_NAME_MAX	180
#define _SC_TRACE	181
#define _SC_TRACE_EVENT_FILTER	182
#define _SC_TRACE_INHERIT	183
#define _SC_TRACE_LOG	184

#define _SC_IPV6	235
#define _SC_RAW_SOCKETS	236
#define _SC_V7_ILP32_OFF32	237
#define _SC_V7_ILP32_OFFBIG	238
#define _SC_V7_LP64_OFF64	239
#define _SC_V7_LPBIG_OFFBIG	240
#define _SC_SS_REPL_MAX	241
#define _SC_TRACE_EVENT_NAME_MAX	242
#define _SC_TRACE_NAME_MAX	243
#define _SC_TRACE_SYS_MAX	244
#define _SC_TRACE_USER_EVENT_MAX	245
#define _SC_XOPEN_STREAMS	246
#define _SC_THREAD_ROBUST_PRIO_INHERIT	247
#define _SC_THREAD_ROBUST_PRIO_PROTECT	248


#endif