openbsd.sys (OpenBSD kernel): init (#353935)

{

  mkDerivation,

  lib,

  flex,

  byacc,

  compatHook,

}:

mkDerivation {

  path = "usr.sbin/config";

  extraNativeBuildInputs = [

    flex

    byacc

    compatHook

  ];

  postPatch = ''

    rm $BSDSRCDIR/usr.sbin/config/ukc.c

    rm $BSDSRCDIR/usr.sbin/config/ukcutil.c

    rm $BSDSRCDIR/usr.sbin/config/cmd.c

    rm $BSDSRCDIR/usr.sbin/config/exec_elf.c

  '';

  buildPhase = ''

    for f in *.l; do flex $f; done

    for f in *.y; do yacc -H ''${f%.y}.h $f; done

    for f in *.c; do $CC -I$TMP/include -DMAKE_BOOTSTRAP -c $f; done

    $CC *.o -o config

  '';

  meta.platforms = lib.platforms.linux;

}

{

  mkDerivation,

  lib,

  flex,

  byacc,

  compatHook,

}:

mkDerivation {

  path = "usr.bin/ctags";

  extraNativeBuildInputs = [

    flex

    byacc

    compatHook

  ];

  buildPhase = ''

    for f in *.l; do flex $f; done

    for f in *.y; do yacc -H ''${f%.y}.h $f; done

    for f in *.c; do $CC -I$TMP/include -DMAKE_BOOTSTRAP -c $f; done

    $CC *.o -o ctags

  '';

  meta.platforms = lib.platforms.linux;

}

#pragma once

#include_next <err.h>

#include <errno.h>

#include <stdarg.h>

static inline void __attribute__((__format__(printf, 3, 4)))

errc(int eval, int code, const char *fmt, ...) {

  // verr uses the error code from errno

  // No need to keep the old value since this is noreturn anyway

  errno = code;

  va_list args;

  va_start(args, fmt);

  verr(eval, fmt, args);

  va_end(args);

}

static inline void __attribute__((__format__(printf, 2, 3)))

warnc(int code, const char *fmt, ...) {

  // verr uses the error code from errno

  int old_errno = errno;

  errno = code;

  va_list args;

  va_start(args, fmt);

  vwarn(fmt, args);

  va_end(args);

  errno = old_errno;

}

#pragma once

#include_next <fcntl.h>

// Linux doesn't let you lock during open, make these do nothing

#define O_EXLOCK 0

#define O_SHLOCK 0

#include_next <sys/cdefs.h>

#define __packed __attribute__((__packed__))

#define __aligned(x) __attribute__((__aligned__(x)))