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/* See LICENSE file for copyright and license details. */
#ifndef LIBSIMPLE_H
#define LIBSIMPLE_H
#if defined(__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wdocumentation"
# pragma clang diagnostic ignored "-Wdocumentation-unknown-command"
# pragma clang diagnostic ignored "-Wreserved-identifier"
# pragma clang diagnostic ignored "-Wdisabled-macro-expansion"
#endif
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/select.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/un.h>
#include <sys/wait.h>
#include <aio.h>
#include <alloca.h>
#include <ctype.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <grp.h>
#include <inttypes.h>
#include <limits.h>
#include <netdb.h>
#include <poll.h>
#include <pwd.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <time.h>
#include <unistd.h>
#include <wchar.h>
#include <wctype.h>
#if defined(__GLIBC__) && (__GLIBC_PREREQ(2, 29) ? defined(_DEFAULT_SOURCE) : (__GLIBC_PREREQ(2, 26) && defined(_GNU_SOURCE)))
# define reallocarray reallocarray
#endif
#if defined(__GNUC__) && !defined(__clang__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Winline"
#endif
#if defined(__GNUC__) && !defined(__clang__)
# define LIBSIMPLE_GCC_ONLY__(x) x
# define LIBSIMPLE_NON_GCC_ONLY__(x)
#else
# define LIBSIMPLE_GCC_ONLY__(x)
# define LIBSIMPLE_NON_GCC_ONLY__(x) x
#endif
#if defined(__GNUC__)
# define LIBSIMPLE_EXTENSION__ __extension__
#else
# define LIBSIMPLE_EXTENSION__
#endif
#if __STDC_VERSION__ >= 199409L
# define LIBSIMPLE_C95_ONLY__(x) x
# define LIBSIMPLE_PRE_C95_ONLY__(x)
#else
# define LIBSIMPLE_C95_ONLY__(x)
# define LIBSIMPLE_PRE_C95_ONLY__(x) x
#endif
#if __STDC_VERSION__ >= 199901L
# define LIBSIMPLE_C99_ONLY__(x) x
# define LIBSIMPLE_PRE_C99_ONLY__(x)
#else
# define LIBSIMPLE_C99_ONLY__(x)
# define LIBSIMPLE_PRE_C99_ONLY__(x) x
#endif
#if __STDC_VERSION__ >= 201112L
# define LIBSIMPLE_C11_ONLY__(x) x
# define LIBSIMPLE_PRE_C11_ONLY__(x)
#else
# define LIBSIMPLE_C11_ONLY__(x)
# define LIBSIMPLE_PRE_C11_ONLY__(x) x
#endif
#if __STDC_VERSION__ >= 201710L
# define LIBSIMPLE_C17_ONLY__(x) x
# define LIBSIMPLE_PRE_C17_ONLY__(x)
#else
# define LIBSIMPLE_C17_ONLY__(x)
# define LIBSIMPLE_PRE_C17_ONLY__(x) x
#endif
#define libsimple_assume_aligned_as__(TYPE)\
LIBSIMPLE_C11_ONLY__(__assume_aligned__(_Alignof(TYPE)))\
LIBSIMPLE_PRE_C11_ONLY__(LIBSIMPLE_GCC_ONLY__(__assume_aligned__(__alignof(TYPE))))
#if __STDC_VERSION__ >= 201112L
# define LIBSIMPLE_NORETURN _Noreturn /* TODO doc, man */
#elif defined(__GNUC__) || defined(__clang__)
# define LIBSIMPLE_NORETURN __attribute__((noreturn))
#else
# define LIBSIMPLE_NORETURN
#endif
#include "libsimple/overflow.h"
#include "libsimple/printf.h"
#include "libsimple/definitions.h"
#include "libsimple/memalloc.h"
#include "libsimple/memdup.h"
#include "libsimple/aligned_memdup.h"
#include "libsimple/strdup.h"
#include "libsimple/aligned_strdup.h"
#include "libsimple/strndup.h"
#include "libsimple/aligned_strndup.h"
#include "libsimple/wmemdup.h"
#include "libsimple/aligned_wmemdup.h"
#include "libsimple/wcsdup.h"
#include "libsimple/aligned_wcsdup.h"
#include "libsimple/wcsndup.h"
#include "libsimple/aligned_wcsndup.h"
#include "libsimple/mallocz.h"
#include "libsimple/malloc.h"
#include "libsimple/calloc.h"
#include "libsimple/realloc.h"
#include "libsimple/aligned_realloc.h"
#include "libsimple/memalignz.h"
#include "libsimple/memalign.h"
#include "libsimple/vallocz.h"
#include "libsimple/valloc.h"
#include "libsimple/pvallocz.h"
#include "libsimple/pvalloc.h"
#include "libsimple/aligned_allocz.h"
#include "libsimple/aligned_alloc.h"
#include "libsimple/posix_memalignz.h"
#include "libsimple/posix_memalign.h"
#include "libsimple/env.h"
#include "libsimple/time.h"
#include "libsimple/mem.h"
#include "libsimple/memelem.h"
#include "libsimple/array.h"
#include "libsimple/str.h"
#include "libsimple/strn.h"
#include "libsimple/strtoint.h"
#include "libsimple/search.h"
#include "libsimple/random.h"
#include "libsimple/abs.h"
#include "libsimple/net.h"
#include "libsimple/path.h"
/**
* Wrapper for close(3) that only calls close(3)
* if the file descriptor number is non-negative,
* and that will set it to -1 after closing
*
* @param fdp Pointer to file descriptor number, will
* be update to -1 if it is non-negative
* @return Return value of close(3) (0 on success,
* -1 on error), 0 if `*fdp < 0`
*/
LIBSIMPLE_GCC_ONLY__(__attribute__((__nonnull__)))
inline int
libsimple_close(int *fdp__)
{
int ret__;
if (*fdp__ < 0)
return 0;
ret__ = close(*fdp__);
*fdp__ = -1;
return ret__;
}
/**
* Close a range of file descriptors
*
* @param first The lowest file descriptor to close
* @param last The highest file descriptor to close
* @param next Output parameter for the potentially first unclosed file descriptor; may be `NULL`
* @return 0 on successful completion, -1 on failure
* @throws EINVAL If `first > last`
* @throws Any error for close(3) except EBADF
*/
int libsimple_close_range(unsigned int first, unsigned int last, unsigned int *next);
#define LIBSIMPLE_CLOSE_RANGE_MAX (~0U)
/**
* Remove an item from a list, keeping the list ordered
*
* `list` must be non-void pointer to a complete type,
* the type of the pointer will be used to infer the
* width of the items in the list
*
* @param list:non-void pointer The list
* @param i:size_t The index of the item to remove
* @param n:size_t Pointer to the number of items in the list, will be updated
*/
#define LIBSIMPLE_UNLIST(LIST, I, NP) libsimple_unlist((LIST), (I), (NP), sizeof(*(LIST)))
#ifndef UNLIST
# define UNLIST(LIST, I, NP) LIBSIMPLE_UNLIST((LIST), (I), (NP))
#endif
/**
* Remove an item from a list, keeping the list ordered
*
* @param list The list
* @param i The index of the item to remove
* @param n Pointer to the number of items in the list, will be updated
* @param width The width, in bytes, of each item in the list
*/
LIBSIMPLE_GCC_ONLY__(__attribute__((__nonnull__)))
inline void
libsimple_unlist(void *list__, size_t i__, size_t *np__, size_t width__)
{
char *lst__ = list__;
memmove(&lst__[i__ * width__], &lst__[(i__ + 1) * width__], (--*np__ - i__) * width__);
}
#ifndef unlist
# define unlist libsimple_unlist
#endif
#define LIBSIMPLE_REMOVE_CONST__(X, TYPE, ...) (*(TYPE *)(void *)&(X))
#define LIBSIMPLE_REMOVE_CONST(...) LIBSIMPLE_REMOVE_CONST__(__VA_ARGS__, void *) /* TODO test, doc, man */
#ifndef REMOVE_CONST
# define REMOVE_CONST(...) LIBSIMPLE_REMOVE_CONST(__VA_ARGS__)
#endif
#define LIBSIMPLE_PREFETCH_RDONLY(ADDRESS, LOCALITY) /* void */ /* TODO test, doc, man */\
LIBSIMPLE_GCC_ONLY__(__builtin_prefetch(ADDRESS, 0, LOCALITY))
#ifndef PREFETCH_RDONLY
# define PREFETCH_RDONLY(...) LIBSIMPLE_PREFETCH_RDONLY(__VA_ARGS__)
#endif
#define LIBSIMPLE_PREFETCH_RDWR(ADDRESS, LOCALITY) /* void */ /* TODO test, doc, man */\
LIBSIMPLE_GCC_ONLY__(__builtin_prefetch(ADDRESS, 1, LOCALITY))
#ifndef PREFETCH_RDWR
# define PREFETCH_RDWR(...) LIBSIMPLE_PREFETCH_RDWR(__VA_ARGS__)
#endif
#define LIBSIMPLE_ASSUME_ALIGNED__(PTR, ALIGNMENT, ...)\
LIBSIMPLE_GCC_ONLY__(__builtin_assume_aligned(PTR, ALIGNMENT))\
LIBSIMPLE_NON_GCC_ONLY__(PTR)
#define LIBSIMPLE_ASSUME_ALIGNED(PTR, ...) /* returns PTR */ /* TODO test, doc, man */\
LIBSIMPLE_ASSUME_ALIGNED__(PTR, ##__VA_ARGS__, LIBSIMPLE_C11_ONLY__(_Alignof(*PTR)) /* no , */\
LIBSIMPLE_PRE_C11_ONLY__(__alignof(*PTR)))
#ifndef ASSUME_ALIGNED
# define ASSUME_ALIGNED(...) LIBSIMPLE_ASSUME_ALIGNED(__VA_ARGS__)
#endif
#define LIBSIMPLE_ASSUME_MISALIGNED(PTR, ALIGNMENT, OFFSET) /* returns PTR */ /* TODO test, doc, man */\
__builtin_assume_aligned(PTR, ALIGNMENT, OFFSET)
#ifndef ASSUME_MISALIGNED
# define ASSUME_MISALIGNED(...) LIBSIMPLE_ASSUME_MISALIGNED(__VA_ARGS__)
#endif
#define LIBSIMPLE_UNROLLED(N) LIBSIMPLE_GCC_ONLY__(LIBSIMPLE_C11_ONLY__(_Pragma("GCC unroll "#N))) /* TODO test, doc, man */
#ifndef UNROLLED
# define UNROLLED(N) LIBSIMPLE_UNROLLED(N)
#endif
#define LIBSIMPLE_SIMDLOOP LIBSIMPLE_GCC_ONLY__(LIBSIMPLE_C11_ONLY__(_Pragma("GCC ivdep"))) /* TODO test, doc, man */
#ifndef SIMDLOOP
# define SIMDLOOP LIBSIMPLE_SIMDLOOP
#endif
#if defined(__GNUC__) && !defined(__clang__)
# pragma GCC diagnostic pop
#endif
#if defined(__clang__)
# pragma clang diagnostic pop
#endif
#endif
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