diff --git a/lib/libsysdecode/Makefile b/lib/libsysdecode/Makefile index 7f8175e7bd53..6fb32caebcb1 100644 --- a/lib/libsysdecode/Makefile +++ b/lib/libsysdecode/Makefile @@ -1,147 +1,153 @@ # $FreeBSD$ .include LIB= sysdecode SRCS= errno.c flags.c ioctl.c signal.c syscallnames.c utrace.c support.c +.if ${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "amd64" || \ + ${MACHINE_CPUARCH} == "i386" +SRCS+= linux.c +.endif INCS= sysdecode.h CFLAGS+= -I${.OBJDIR} CFLAGS+= -I${SRCTOP}/sys CFLAGS+= -I${SRCTOP}/libexec/rtld-elf MAN= sysdecode.3 \ sysdecode_abi_to_freebsd_errno.3 \ sysdecode_cap_rights.3 \ sysdecode_cmsg_type.3 \ sysdecode_enum.3 \ sysdecode_fcntl_arg.3 \ sysdecode_kevent.3 \ sysdecode_ioctlname.3 \ sysdecode_mask.3 \ sysdecode_quotactl_cmd.3 \ sysdecode_sctp_sinfo_flags.3 \ sysdecode_sigcode.3 \ sysdecode_sockopt_name.3 \ sysdecode_socket_protocol.3 \ sysdecode_syscallnames.3 \ sysdecode_utrace.3 MLINKS= sysdecode_abi_to_freebsd_errno.3 sysdecode_freebsd_to_abi_errno.3 MLINKS+=sysdecode_enum.3 sysdecode_acltype.3 \ sysdecode_enum.3 sysdecode_atfd.3 \ sysdecode_enum.3 sysdecode_extattrnamespace.3 \ sysdecode_enum.3 sysdecode_fadvice.3 \ sysdecode_enum.3 sysdecode_fcntl_cmd.3 \ sysdecode_enum.3 sysdecode_getfsstat_mode.3 \ sysdecode_enum.3 sysdecode_getrusage_who.3 \ sysdecode_enum.3 sysdecode_idtype.3 \ sysdecode_enum.3 sysdecode_ipproto.3 \ sysdecode_enum.3 sysdecode_kldsym_cmd.3 \ sysdecode_enum.3 sysdecode_kldunload_flags.3 \ sysdecode_enum.3 sysdecode_lio_listio_mode.3 \ sysdecode_enum.3 sysdecode_madvice.3 \ sysdecode_enum.3 sysdecode_minherit_flags.3 \ sysdecode_enum.3 sysdecode_msgctl_cmd.3 \ sysdecode_enum.3 sysdecode_nfssvc_flags.3 \ sysdecode_enum.3 sysdecode_pathconf_name.3 \ sysdecode_enum.3 sysdecode_prio_which.3 \ sysdecode_enum.3 sysdecode_procctl_cmd.3 \ sysdecode_enum.3 sysdecode_ptrace_request.3 \ sysdecode_enum.3 sysdecode_rlimit.3 \ sysdecode_enum.3 sysdecode_rtprio_function.3 \ sysdecode_enum.3 sysdecode_scheduler_policy.3 \ sysdecode_enum.3 sysdecode_sctp_pr_policy.3 \ sysdecode_enum.3 sysdecode_semctl_cmd.3 \ sysdecode_enum.3 sysdecode_shmctl_cmd.3 \ sysdecode_enum.3 sysdecode_shutdown_how.3 \ sysdecode_enum.3 sysdecode_sigbus_code.3 \ sysdecode_enum.3 sysdecode_sigchld_code.3 \ sysdecode_enum.3 sysdecode_sigfpe_code.3 \ sysdecode_enum.3 sysdecode_sigill_code.3 \ sysdecode_enum.3 sysdecode_signal.3 \ sysdecode_enum.3 sysdecode_sigprocmask_how.3 \ sysdecode_enum.3 sysdecode_sigsegv_code.3 \ sysdecode_enum.3 sysdecode_sigtrap_code.3 \ sysdecode_enum.3 sysdecode_sockaddr_family.3 \ sysdecode_enum.3 sysdecode_socketdomain.3 \ sysdecode_enum.3 sysdecode_sockettype.3 \ sysdecode_enum.3 sysdecode_sockopt_level.3 \ sysdecode_enum.3 sysdecode_sysarch_number.3 \ sysdecode_enum.3 sysdecode_umtx_op.3 \ sysdecode_enum.3 sysdecode_vmresult.3 \ sysdecode_enum.3 sysdecode_whence.3 MLINKS+=sysdecode_fcntl_arg.3 sysdecode_fcntl_arg_p.3 MLINKS+=sysdecode_kevent.3 sysdecode_kevent_fflags.3 \ sysdecode_kevent.3 sysdecode_kevent_filter.3 \ sysdecode_kevent.3 sysdecode_kevent_flags.3 MLINKS+=sysdecode_mask.3 sysdecode_accessmode.3 \ sysdecode_mask.3 sysdecode_atflags.3 \ sysdecode_mask.3 sysdecode_capfcntlrights.3 \ sysdecode_mask.3 sysdecode_fcntl_fileflags.3 \ sysdecode_mask.3 sysdecode_fileflags.3 \ sysdecode_mask.3 sysdecode_filemode.3 \ sysdecode_mask.3 sysdecode_flock_operation.3 \ sysdecode_mask.3 sysdecode_mlockall_flags.3 \ sysdecode_mask.3 sysdecode_mmap_flags.3 \ sysdecode_mask.3 sysdecode_mmap_prot.3 \ sysdecode_mask.3 sysdecode_mount_flags.3 \ sysdecode_mask.3 sysdecode_msg_flags.3 \ sysdecode_mask.3 sysdecode_msync_flags.3 \ sysdecode_mask.3 sysdecode_open_flags.3 \ sysdecode_mask.3 sysdecode_pipe2_flags.3 \ sysdecode_mask.3 sysdecode_reboot_howto.3 \ sysdecode_mask.3 sysdecode_rfork_flags.3 \ sysdecode_mask.3 sysdecode_semget_flags.3 \ sysdecode_mask.3 sysdecode_sendfile_flags.3 \ sysdecode_mask.3 sysdecode_shmat_flags.3 \ sysdecode_mask.3 sysdecode_sctp_nxt_flags.3 \ sysdecode_mask.3 sysdecode_sctp_rcv_flags.3 \ sysdecode_mask.3 sysdecode_sctp_snd_flags.3 \ sysdecode_mask.3 sysdecode_socket_type.3 \ sysdecode_mask.3 sysdecode_thr_create_flags.3 \ sysdecode_mask.3 sysdecode_umtx_cvwait_flags.3 \ sysdecode_mask.3 sysdecode_umtx_rwlock_flags.3 \ sysdecode_mask.3 sysdecode_vmprot.3 \ sysdecode_mask.3 sysdecode_wait4_options.3 \ sysdecode_mask.3 sysdecode_wait6_options.3 -CLEANFILES= ioctl.c ioctl.c.tmp tables.h +CLEANFILES= ioctl.c ioctl.c.tmp tables.h tables_linux.h .if defined(COMPAT_32BIT) CPP+= -m32 .endif .if ${MK_PF} != "no" CFLAGS+=-DPF .endif # Workaround duplicate declarations in CFLAGS.gcc.ioctl.c+= -Wno-redundant-decls CFLAGS.gcc+= ${CFLAGS.gcc.${.IMPSRC}} -DEPENDOBJS+= tables.h +DEPENDOBJS+= tables.h tables_linux.h tables.h: mktables sh ${.CURDIR}/mktables ${SYSROOT:U${DESTDIR}}${INCLUDEDIR} ${.TARGET} +tables_linux.h: mklinuxtables + sh ${.CURDIR}/mklinuxtables ${SRCTOP}/sys ${.TARGET} # mkioctls runs find(1) for headers so needs to rebuild every time. This used # to be a hack only done in buildworld. .if !defined(_SKIP_BUILD) ioctl.c.tmp: .PHONY .endif ioctl.c.tmp: mkioctls .META env CPP="${CPP}" MK_PF="${MK_PF}" \ /bin/sh ${.CURDIR}/mkioctls ${SYSROOT:U${DESTDIR}}${INCLUDEDIR} > ${.TARGET} ioctl.c: ioctl.c.tmp if [ ! -e ${.TARGET} ] || ! cmp -s ${.TARGET} ${.TARGET}.tmp; then \ mv -f ${.TARGET}.tmp ${.TARGET}; \ fi -beforedepend: ioctl.c tables.h +beforedepend: ioctl.c tables.h tables_linux.h HAS_TESTS= SUBDIR.${MK_TESTS}+= tests .include diff --git a/lib/libsysdecode/linux.c b/lib/libsysdecode/linux.c new file mode 100644 index 000000000000..68b6c3fa9472 --- /dev/null +++ b/lib/libsysdecode/linux.c @@ -0,0 +1,106 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2022 Dmitry Chagin + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include + +#include "support.h" + +#ifdef __aarch64__ +#include +#elif __i386__ +#include +#elif __amd64__ +#ifdef COMPAT_32BIT +#include +#else +#include +#endif +#else +#error "Unsupported Linux arch" +#endif + +#include +#include + +#define X(a,b) { a, #b }, +#define XEND { 0, NULL } + +#define TABLE_START(n) static struct name_table n[] = { +#define TABLE_ENTRY X +#define TABLE_END XEND }; + +#include "tables_linux.h" + +#undef TABLE_START +#undef TABLE_ENTRY +#undef TABLE_END + +void +sysdecode_linux_clockid(FILE *fp, clockid_t which) +{ + const char *str; + clockid_t ci; + pid_t pid; + + if (which >= 0) { + str = lookup_value(clockids, which); + if (str == NULL) + fprintf(fp, "UNKNOWN(%d)", which); + else + fputs(str, fp); + return; + } + if ((which & LINUX_CLOCKFD_MASK) == LINUX_CLOCKFD_MASK) { + fputs("INVALID PERTHREAD|CLOCKFD", fp); + goto pidp; + } + ci = LINUX_CPUCLOCK_WHICH(which); + if (LINUX_CPUCLOCK_PERTHREAD(which) == true) + fputs("THREAD|", fp); + else + fputs("PROCESS|", fp); + str = lookup_value(clockcpuids, ci); + if (str != NULL) + fputs(str, fp); + else { + if (ci == LINUX_CLOCKFD) + fputs("CLOCKFD", fp); + else + fprintf(fp, "UNKNOWN(%d)", which); + } + +pidp: + pid = LINUX_CPUCLOCK_ID(which); + fprintf(fp, "(%d)", pid); +} diff --git a/lib/libsysdecode/mklinuxtables b/lib/libsysdecode/mklinuxtables new file mode 100644 index 000000000000..62f0d9329c94 --- /dev/null +++ b/lib/libsysdecode/mklinuxtables @@ -0,0 +1,109 @@ +#!/bin/sh +# +# Copyright (c) 2006 "David Kirchner" . All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# $FreeBSD$ +# +# Generates tables_linux.h +# + +set -e + +LC_ALL=C; export LC_ALL + +if [ -z "$1" ] +then + echo "usage: sh $0 include-dir [output-file]" + exit 1 +fi +include_dir=$1 +if [ -n "$2" ]; then + output_file="$2" + output_tmp=$(mktemp -u) + exec > "$output_tmp" +fi + +all_headers= +# +# Generate a table C #definitions. The including file can define the +# TABLE_NAME(n), TABLE_ENTRY(x), and TABLE_END macros to define what +# the tables map to. +# +gen_table() +{ + local name grep file excl filter + name=$1 + grep=$2 + file=$3 + excl=$4 + + if [ -z "$excl" ]; then + filter="cat" + else + filter="egrep -v" + fi + cat <<_EOF_ +TABLE_START(${name}) +_EOF_ + if [ -e "${include_dir}/${file}" ]; then + all_headers="${all_headers:+${all_headers} }${file}" + egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \ + $include_dir/$file | ${filter} ${excl} | \ + awk '{ for (i = 1; i <= NF; i++) \ + if ($i ~ /define/) \ + break; \ + ++i; \ + sub(/LINUX_/, "", $i); \ + printf "TABLE_ENTRY(LINUX_%s, %s)\n", $i, $i }' + fi +cat <<_EOF_ +TABLE_END + +_EOF_ +} + +cat <<_EOF_ +/* This file is auto-generated. */ + +_EOF_ + +gen_table "clockids" "LINUX_CLOCK_[A-Z_]+[[:space:]]+[0-9]+" "compat/linux/linux_timer.h" +gen_table "clockcpuids" "LINUX_CPUCLOCK_[A-Z_]+[[:space:]]+[0-9]+" "compat/linux/linux_timer.h" "_MASK|_MAX" + +# Generate a .depend file for our output file +if [ -n "$output_file" ]; then + depend_tmp=$(mktemp -u) + { + echo "$output_file: \\" + echo "$all_headers" | tr ' ' '\n' | sort -u | + sed -e "s,^, $include_dir/," -e 's,$, \\,' + echo + } > "$depend_tmp" + if cmp -s "$output_tmp" "$output_file"; then + rm -f "$output_tmp" "$depend_tmp" + else + mv -f "$depend_tmp" ".depend.${output_file}" + mv -f "$output_tmp" "$output_file" + fi +fi diff --git a/lib/libsysdecode/sysdecode.h b/lib/libsysdecode/sysdecode.h index 3de661bd7ad1..683d344ac0ca 100644 --- a/lib/libsysdecode/sysdecode.h +++ b/lib/libsysdecode/sysdecode.h @@ -1,137 +1,145 @@ /*- * Copyright (c) 2015 John H. Baldwin * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef __SYSDECODE_H__ #define __SYSDECODE_H__ #include #include #include enum sysdecode_abi { SYSDECODE_ABI_UNKNOWN = 0, SYSDECODE_ABI_FREEBSD, SYSDECODE_ABI_FREEBSD32, SYSDECODE_ABI_LINUX, SYSDECODE_ABI_LINUX32, }; int sysdecode_abi_to_freebsd_errno(enum sysdecode_abi _abi, int _error); bool sysdecode_access_mode(FILE *_fp, int _mode, int *_rem); const char *sysdecode_acltype(int _type); const char *sysdecode_atfd(int _fd); bool sysdecode_atflags(FILE *_fp, int _flags, int *_rem); bool sysdecode_cap_fcntlrights(FILE *_fp, uint32_t _rights, uint32_t *_rem); void sysdecode_cap_rights(FILE *_fp, cap_rights_t *_rightsp); bool sysdecode_close_range_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_cmsg_type(int _cmsg_level, int _cmsg_type); const char *sysdecode_extattrnamespace(int _namespace); const char *sysdecode_fadvice(int _advice); void sysdecode_fcntl_arg(FILE *_fp, int _cmd, uintptr_t _arg, int _base); bool sysdecode_fcntl_arg_p(int _cmd); const char *sysdecode_fcntl_cmd(int _cmd); bool sysdecode_fcntl_fileflags(FILE *_fp, int _flags, int *_rem); bool sysdecode_fileflags(FILE *_fp, fflags_t _flags, fflags_t *_rem); bool sysdecode_filemode(FILE *_fp, int _mode, int *_rem); bool sysdecode_flock_operation(FILE *_fp, int _operation, int *_rem); int sysdecode_freebsd_to_abi_errno(enum sysdecode_abi _abi, int _error); const char *sysdecode_getfsstat_mode(int _mode); const char *sysdecode_getrusage_who(int _who); const char *sysdecode_idtype(int _idtype); const char *sysdecode_ioctlname(unsigned long _val); const char *sysdecode_ipproto(int _protocol); void sysdecode_kevent_fflags(FILE *_fp, short _filter, int _fflags, int _base); const char *sysdecode_kevent_filter(int _filter); bool sysdecode_kevent_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_kldsym_cmd(int _cmd); const char *sysdecode_kldunload_flags(int _flags); const char *sysdecode_lio_listio_mode(int _mode); const char *sysdecode_madvice(int _advice); const char *sysdecode_minherit_inherit(int _inherit); const char *sysdecode_msgctl_cmd(int _cmd); bool sysdecode_mlockall_flags(FILE *_fp, int _flags, int *_rem); bool sysdecode_mmap_flags(FILE *_fp, int _flags, int *_rem); bool sysdecode_mmap_prot(FILE *_fp, int _prot, int *_rem); bool sysdecode_mount_flags(FILE *_fp, int _flags, int *_rem); bool sysdecode_msg_flags(FILE *_fp, int _flags, int *_rem); bool sysdecode_msync_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_nfssvc_flags(int _flags); bool sysdecode_open_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_pathconf_name(int _name); bool sysdecode_pipe2_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_prio_which(int _which); const char *sysdecode_procctl_cmd(int _cmd); const char *sysdecode_ptrace_request(int _request); bool sysdecode_quotactl_cmd(FILE *_fp, int _cmd); bool sysdecode_reboot_howto(FILE *_fp, int _howto, int *_rem); bool sysdecode_rfork_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_rlimit(int _resource); const char *sysdecode_rtprio_function(int _function); const char *sysdecode_scheduler_policy(int _policy); bool sysdecode_sctp_nxt_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_sctp_pr_policy(int _policy); bool sysdecode_sctp_rcv_flags(FILE *_fp, int _flags, int *_rem); void sysdecode_sctp_sinfo_flags(FILE *_fp, int _sinfo_flags); bool sysdecode_sctp_snd_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_semctl_cmd(int _cmd); bool sysdecode_semget_flags(FILE *_fp, int _flag, int *_rem); bool sysdecode_sendfile_flags(FILE *_fp, int _flags, int *_rem); bool sysdecode_shmat_flags(FILE *_fp, int _flags, int *_rem); const char *sysdecode_shmctl_cmd(int _cmd); const char *sysdecode_shutdown_how(int _how); const char *sysdecode_sigbus_code(int _si_code); const char *sysdecode_sigchld_code(int _si_code); const char *sysdecode_sigcode(int _sig, int _si_code); const char *sysdecode_sigfpe_code(int _si_code); const char *sysdecode_sigill_code(int _si_code); const char *sysdecode_signal(int _sig); const char *sysdecode_sigprocmask_how(int _how); const char *sysdecode_sigsegv_code(int _si_code); const char *sysdecode_sigtrap_code(int _si_code); const char *sysdecode_sockaddr_family(int _sa_family); const char *sysdecode_socketdomain(int _domain); const char *sysdecode_socket_protocol(int _domain, int _protocol); bool sysdecode_socket_type(FILE *_fp, int _type, int *_rem); const char *sysdecode_sockopt_level(int _level); const char *sysdecode_sockopt_name(int _level, int _optname); const char *sysdecode_syscallname(enum sysdecode_abi _abi, unsigned int _code); const char *sysdecode_sysarch_number(int _number); bool sysdecode_thr_create_flags(FILE *_fp, int _flags, int *_rem); bool sysdecode_umtx_cvwait_flags(FILE *_fp, u_long _flags, u_long *_rem); const char *sysdecode_umtx_op(int _op); bool sysdecode_umtx_op_flags(FILE *_fp, int op, int *_rem); bool sysdecode_umtx_rwlock_flags(FILE *_fp, u_long _flags, u_long *_rem); int sysdecode_utrace(FILE *_fp, void *_buf, size_t _len); bool sysdecode_vmprot(FILE *_fp, int _type, int *_rem); const char *sysdecode_vmresult(int _result); bool sysdecode_wait4_options(FILE *_fp, int _options, int *_rem); bool sysdecode_wait6_options(FILE *_fp, int _options, int *_rem); const char *sysdecode_whence(int _whence); bool sysdecode_shmflags(FILE *_fp, int _flags, int *_rem); +#if defined(__i386__) || defined(__amd64__) || defined(__aarch64__) + +#define SYSDECODE_HAVE_LINUX + +void sysdecode_linux_clockid(FILE *_fp, clockid_t _which); + +#endif /* __i386__ || __amd64__ || __aarch64__ */ + #endif /* !__SYSDECODE_H__ */