188 lines
4.2 KiB
C
188 lines
4.2 KiB
C
#ifndef _COMPAT_H_
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#define _COMPAT_H_
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#define FAIL_INSTEAD_OF_TRYING_FALLBACK
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#define __warn_references(x,y)
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#ifndef ALIGN
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/* XXX: x86_64 only, see sys/arch/$arch/include/_types.h */
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#define ALIGNBYTES (sizeof(long) - 1)
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#define ALIGN(p) (((size_t)(p) + ALIGNBYTES) &~ ALIGNBYTES)
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#endif
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#define __UNUSED __attribute__ ((unused))
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/* XXX: __unused clashes with musls stat.h
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#define __unused __attribute__ ((unused))
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*/
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#define __dead __attribute__((__noreturn__))
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#define __BEGIN_DECLS
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#define __END_DECLS
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#define __BEGIN_HIDDEN_DECLS
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#define __END_HIDDEN_DECLS
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#ifndef __CONCAT
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#define __CONCAT(x,y) x ## y
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#endif
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#ifndef __STRING
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#define __STRING(x) #x
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#endif
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#undef __weak_alias
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#define __weak_alias(new, old) \
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extern __typeof(old) new __attribute__((weak, alias(#old)))
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#define __strong_alias(new, old) \
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extern __typeof(old) new __attribute__((alias(#old)))
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#ifndef SA_LEN
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#define SA_LEN(X) \
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(((struct sockaddr*)(X))->sa_family == AF_INET ? sizeof(struct sockaddr_in) : \
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((struct sockaddr*)(X))->sa_family == AF_INET6 ? sizeof(struct sockaddr_in6) : sizeof(struct sockaddr))
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#endif
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#ifndef SS_LEN
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#define SS_LEN(X) \
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(((struct sockaddr_storage*)(X))->ss_family == AF_INET ? sizeof(struct sockaddr_in) : \
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((struct sockaddr_storage*)(X))->ss_family == AF_INET6 ? sizeof(struct sockaddr_in6) : sizeof(struct sockaddr))
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#endif
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#define _PW_BUF_LEN 1024
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#define _GR_BUF_LEN 1024
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#define NOFILE_MAX NOFILE
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#if !defined(HAVE_ATTRIBUTE__BOUNDED__)
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#define __bounded__(x, y, z)
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#endif
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#if !defined(DEF_WEAK)
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#define DEF_WEAK(x)
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#endif
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#if !defined(DEF_STRONG)
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#define DEF_STRONG(x)
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#endif
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#if !defined(PROTO_NORMAL)
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#define PROTO_NORMAL(x)
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#endif
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/* sys/sys/param.h */
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/*
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* File system parameters and macros.
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*
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* The file system is made out of blocks of at most MAXBSIZE units, with
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* smaller units (fragments) only in the last direct block. MAXBSIZE
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* primarily determines the size of buffers in the buffer pool. It may be
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* made larger without any effect on existing file systems; however making
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* it smaller makes some file systems unmountable.
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*/
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#define MAXBSIZE (64 * 1024)
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#ifndef NL_TEXTMAX
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#define NL_TEXTMAX 2048
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#endif
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#ifndef howmany
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#define howmany(n,d) (((n)+((d)-1))/(d))
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#endif
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/* API definitions lifted from OpenBSD src/include */
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/* pwd.h */
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#define _PW_NAME_LEN 63
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/* stdlib.h */
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/* unistd.h */
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#ifndef HAVE_EXECVPE
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int execvpe(const char *, char *const *, char *const *);
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#endif /* !HAVE_EXECVPE */
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#ifndef HAVE_SETRESUID
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/* int setresuid(uid_t, uid_t, uid_t); */
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#endif /* !HAVE_SETRESUID */
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#ifndef HAVE_PLEDGE
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int pledge(const char *, const char *[]);
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#endif /* !HAVE_PLEDGE */
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#ifndef HAVE_SETPROGNAME
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const char * getprogname(void);
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void setprogname(const char *progname);
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#endif /* !HAVE_SETPROGNAME */
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/* pwcache.c */
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/* char *user_from_uid(uid_t, int); */
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/* char *group_from_gid(gid_t gid, int); */
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/* getbsize.c */
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char *getbsize(int *, long *);
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#define strtoq strtoll
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/* inttypes.h */
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/*
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intmax_t strtoimax(const char *, char **, int);
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uintmax_t strtoumax(const char *, char **, int);
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*/
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/* #define d_namlen d_reclen */
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#if !defined(_DIRENT_HAVE_NAMLEN)
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#define D_NAMLEN(x) \
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strnlen((x)->d_name, (x)->d_reclen)
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#else
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#define D_NAMLEN(x) \
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(x)->d_namlen
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#endif
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/* for musl, required by xinstall */
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#ifndef S_BLKSIZE
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#define S_BLKSIZE 512
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#endif
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/**/
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#ifndef MAXNAMLEN
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#define MAXNAMLEN 255
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#endif
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/* XXX: read dynamically? */
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#define UID_MAX 60000
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#define GID_MAX 60000
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/* sys/sys/stat.h */
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#define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO) /* 00777 */
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#define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO) /* 00666 */
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#define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
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#define S_ISTXT S_ISVTX
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/* lib/libc/include/thread_private.h */
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#define _MUTEX_LOCK(mutex) do {} while (0)
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#define _MUTEX_UNLOCK(mutex) do {} while (0)
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#define SHA512_Update SHA512Update
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#define SHA512_CTX SHA2_CTX
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#define SHA512_Init SHA512Init
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#define SHA512_Final SHA512Final
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/* sys/socket.h */
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#define RT_TABLEID_MAX 255
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/* sys/syslimits.h */
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#define CHILD_MAX 80 /* max simultaneous processes */
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/* setproctitle.c */
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void setproctitle(const char *, ...);
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/* pw_dup.c */
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struct passwd *pw_dup(const struct passwd *);
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int issetugid(void);
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#define OPEN_MAX 64 /* max open files per process */
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#endif
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