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			570 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			570 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/usr/bin/env bash
 | |
| # Copyright 2009 The Go Authors. All rights reserved.
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| # Use of this source code is governed by a BSD-style
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| # license that can be found in the LICENSE file.
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| 
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| # Generate Go code listing errors and other #defined constant
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| # values (ENAMETOOLONG etc.), by asking the preprocessor
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| # about the definitions.
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| 
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| unset LANG
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| export LC_ALL=C
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| export LC_CTYPE=C
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| 
 | |
| if test -z "$GOARCH" -o -z "$GOOS"; then
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| 	echo 1>&2 "GOARCH or GOOS not defined in environment"
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| 	exit 1
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| fi
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| 
 | |
| # Check that we are using the new build system if we should
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| if [[ "$GOOS" = "linux" ]] && [[ "$GOARCH" != "sparc64" ]]; then
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| 	if [[ "$GOLANG_SYS_BUILD" != "docker" ]]; then
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| 		echo 1>&2 "In the new build system, mkerrors should not be called directly."
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| 		echo 1>&2 "See README.md"
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| 		exit 1
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| 	fi
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| fi
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| 
 | |
| CC=${CC:-cc}
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| 
 | |
| if [[ "$GOOS" = "solaris" ]]; then
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| 	# Assumes GNU versions of utilities in PATH.
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| 	export PATH=/usr/gnu/bin:$PATH
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| fi
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| 
 | |
| uname=$(uname)
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| 
 | |
| includes_Darwin='
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| #define _DARWIN_C_SOURCE
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| #define KERNEL
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| #define _DARWIN_USE_64_BIT_INODE
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| #include <sys/types.h>
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| #include <sys/event.h>
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| #include <sys/ptrace.h>
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| #include <sys/socket.h>
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| #include <sys/sockio.h>
 | |
| #include <sys/sysctl.h>
 | |
| #include <sys/mman.h>
 | |
| #include <sys/mount.h>
 | |
| #include <sys/wait.h>
 | |
| #include <net/bpf.h>
 | |
| #include <net/if.h>
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| #include <net/if_types.h>
 | |
| #include <net/route.h>
 | |
| #include <netinet/in.h>
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| #include <netinet/ip.h>
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| #include <termios.h>
 | |
| '
 | |
| 
 | |
| includes_DragonFly='
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| #include <sys/types.h>
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| #include <sys/event.h>
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| #include <sys/socket.h>
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| #include <sys/sockio.h>
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| #include <sys/sysctl.h>
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| #include <sys/mman.h>
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| #include <sys/wait.h>
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| #include <sys/ioctl.h>
 | |
| #include <net/bpf.h>
 | |
| #include <net/if.h>
 | |
| #include <net/if_types.h>
 | |
| #include <net/route.h>
 | |
| #include <netinet/in.h>
 | |
| #include <termios.h>
 | |
| #include <netinet/ip.h>
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| #include <net/ip_mroute/ip_mroute.h>
 | |
| '
 | |
| 
 | |
| includes_FreeBSD='
 | |
| #include <sys/capability.h>
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| #include <sys/param.h>
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| #include <sys/types.h>
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| #include <sys/event.h>
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| #include <sys/socket.h>
 | |
| #include <sys/sockio.h>
 | |
| #include <sys/sysctl.h>
 | |
| #include <sys/mman.h>
 | |
| #include <sys/mount.h>
 | |
| #include <sys/wait.h>
 | |
| #include <sys/ioctl.h>
 | |
| #include <net/bpf.h>
 | |
| #include <net/if.h>
 | |
| #include <net/if_types.h>
 | |
| #include <net/route.h>
 | |
| #include <netinet/in.h>
 | |
| #include <termios.h>
 | |
| #include <netinet/ip.h>
 | |
| #include <netinet/ip_mroute.h>
 | |
| #include <sys/extattr.h>
 | |
| 
 | |
| #if __FreeBSD__ >= 10
 | |
| #define IFT_CARP	0xf8	// IFT_CARP is deprecated in FreeBSD 10
 | |
| #undef SIOCAIFADDR
 | |
| #define SIOCAIFADDR	_IOW(105, 26, struct oifaliasreq)	// ifaliasreq contains if_data
 | |
| #undef SIOCSIFPHYADDR
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| #define SIOCSIFPHYADDR	_IOW(105, 70, struct oifaliasreq)	// ifaliasreq contains if_data
 | |
| #endif
 | |
| '
 | |
| 
 | |
| includes_Linux='
 | |
| #define _LARGEFILE_SOURCE
 | |
| #define _LARGEFILE64_SOURCE
 | |
| #ifndef __LP64__
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| #define _FILE_OFFSET_BITS 64
 | |
| #endif
 | |
| #define _GNU_SOURCE
 | |
| 
 | |
| // <sys/ioctl.h> is broken on powerpc64, as it fails to include definitions of
 | |
| // these structures. We just include them copied from <bits/termios.h>.
 | |
| #if defined(__powerpc__)
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| struct sgttyb {
 | |
|         char    sg_ispeed;
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|         char    sg_ospeed;
 | |
|         char    sg_erase;
 | |
|         char    sg_kill;
 | |
|         short   sg_flags;
 | |
| };
 | |
| 
 | |
| struct tchars {
 | |
|         char    t_intrc;
 | |
|         char    t_quitc;
 | |
|         char    t_startc;
 | |
|         char    t_stopc;
 | |
|         char    t_eofc;
 | |
|         char    t_brkc;
 | |
| };
 | |
| 
 | |
| struct ltchars {
 | |
|         char    t_suspc;
 | |
|         char    t_dsuspc;
 | |
|         char    t_rprntc;
 | |
|         char    t_flushc;
 | |
|         char    t_werasc;
 | |
|         char    t_lnextc;
 | |
| };
 | |
| #endif
 | |
| 
 | |
| #include <bits/sockaddr.h>
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| #include <sys/epoll.h>
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| #include <sys/eventfd.h>
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| #include <sys/inotify.h>
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| #include <sys/ioctl.h>
 | |
| #include <sys/mman.h>
 | |
| #include <sys/mount.h>
 | |
| #include <sys/prctl.h>
 | |
| #include <sys/stat.h>
 | |
| #include <sys/types.h>
 | |
| #include <sys/time.h>
 | |
| #include <sys/socket.h>
 | |
| #include <sys/xattr.h>
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| #include <linux/if.h>
 | |
| #include <linux/if_alg.h>
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| #include <linux/if_arp.h>
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| #include <linux/if_ether.h>
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| #include <linux/if_tun.h>
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| #include <linux/if_packet.h>
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| #include <linux/if_addr.h>
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| #include <linux/falloc.h>
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| #include <linux/filter.h>
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| #include <linux/fs.h>
 | |
| #include <linux/keyctl.h>
 | |
| #include <linux/netlink.h>
 | |
| #include <linux/perf_event.h>
 | |
| #include <linux/random.h>
 | |
| #include <linux/reboot.h>
 | |
| #include <linux/rtnetlink.h>
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| #include <linux/ptrace.h>
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| #include <linux/sched.h>
 | |
| #include <linux/seccomp.h>
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| #include <linux/sockios.h>
 | |
| #include <linux/wait.h>
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| #include <linux/icmpv6.h>
 | |
| #include <linux/serial.h>
 | |
| #include <linux/can.h>
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| #include <linux/vm_sockets.h>
 | |
| #include <linux/taskstats.h>
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| #include <linux/genetlink.h>
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| #include <linux/watchdog.h>
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| #include <net/route.h>
 | |
| #include <asm/termbits.h>
 | |
| 
 | |
| #ifndef MSG_FASTOPEN
 | |
| #define MSG_FASTOPEN    0x20000000
 | |
| #endif
 | |
| 
 | |
| #ifndef PTRACE_GETREGS
 | |
| #define PTRACE_GETREGS	0xc
 | |
| #endif
 | |
| 
 | |
| #ifndef PTRACE_SETREGS
 | |
| #define PTRACE_SETREGS	0xd
 | |
| #endif
 | |
| 
 | |
| #ifndef SOL_NETLINK
 | |
| #define SOL_NETLINK	270
 | |
| #endif
 | |
| 
 | |
| #ifdef SOL_BLUETOOTH
 | |
| // SPARC includes this in /usr/include/sparc64-linux-gnu/bits/socket.h
 | |
| // but it is already in bluetooth_linux.go
 | |
| #undef SOL_BLUETOOTH
 | |
| #endif
 | |
| 
 | |
| // Certain constants are missing from the fs/crypto UAPI
 | |
| #define FS_KEY_DESC_PREFIX              "fscrypt:"
 | |
| #define FS_KEY_DESC_PREFIX_SIZE         8
 | |
| #define FS_MAX_KEY_SIZE                 64
 | |
| '
 | |
| 
 | |
| includes_NetBSD='
 | |
| #include <sys/types.h>
 | |
| #include <sys/param.h>
 | |
| #include <sys/event.h>
 | |
| #include <sys/mman.h>
 | |
| #include <sys/socket.h>
 | |
| #include <sys/sockio.h>
 | |
| #include <sys/sysctl.h>
 | |
| #include <sys/termios.h>
 | |
| #include <sys/ttycom.h>
 | |
| #include <sys/wait.h>
 | |
| #include <net/bpf.h>
 | |
| #include <net/if.h>
 | |
| #include <net/if_types.h>
 | |
| #include <net/route.h>
 | |
| #include <netinet/in.h>
 | |
| #include <netinet/in_systm.h>
 | |
| #include <netinet/ip.h>
 | |
| #include <netinet/ip_mroute.h>
 | |
| #include <netinet/if_ether.h>
 | |
| 
 | |
| // Needed since <sys/param.h> refers to it...
 | |
| #define schedppq 1
 | |
| '
 | |
| 
 | |
| includes_OpenBSD='
 | |
| #include <sys/types.h>
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| #include <sys/param.h>
 | |
| #include <sys/event.h>
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| #include <sys/mman.h>
 | |
| #include <sys/socket.h>
 | |
| #include <sys/sockio.h>
 | |
| #include <sys/sysctl.h>
 | |
| #include <sys/termios.h>
 | |
| #include <sys/ttycom.h>
 | |
| #include <sys/wait.h>
 | |
| #include <net/bpf.h>
 | |
| #include <net/if.h>
 | |
| #include <net/if_types.h>
 | |
| #include <net/if_var.h>
 | |
| #include <net/route.h>
 | |
| #include <netinet/in.h>
 | |
| #include <netinet/in_systm.h>
 | |
| #include <netinet/ip.h>
 | |
| #include <netinet/ip_mroute.h>
 | |
| #include <netinet/if_ether.h>
 | |
| #include <net/if_bridge.h>
 | |
| 
 | |
| // We keep some constants not supported in OpenBSD 5.5 and beyond for
 | |
| // the promise of compatibility.
 | |
| #define EMUL_ENABLED		0x1
 | |
| #define EMUL_NATIVE		0x2
 | |
| #define IPV6_FAITH		0x1d
 | |
| #define IPV6_OPTIONS		0x1
 | |
| #define IPV6_RTHDR_STRICT	0x1
 | |
| #define IPV6_SOCKOPT_RESERVED1	0x3
 | |
| #define SIOCGIFGENERIC		0xc020693a
 | |
| #define SIOCSIFGENERIC		0x80206939
 | |
| #define WALTSIG			0x4
 | |
| '
 | |
| 
 | |
| includes_SunOS='
 | |
| #include <limits.h>
 | |
| #include <sys/types.h>
 | |
| #include <sys/socket.h>
 | |
| #include <sys/sockio.h>
 | |
| #include <sys/mman.h>
 | |
| #include <sys/wait.h>
 | |
| #include <sys/ioctl.h>
 | |
| #include <sys/mkdev.h>
 | |
| #include <net/bpf.h>
 | |
| #include <net/if.h>
 | |
| #include <net/if_arp.h>
 | |
| #include <net/if_types.h>
 | |
| #include <net/route.h>
 | |
| #include <netinet/in.h>
 | |
| #include <termios.h>
 | |
| #include <netinet/ip.h>
 | |
| #include <netinet/ip_mroute.h>
 | |
| '
 | |
| 
 | |
| 
 | |
| includes='
 | |
| #include <sys/types.h>
 | |
| #include <sys/file.h>
 | |
| #include <fcntl.h>
 | |
| #include <dirent.h>
 | |
| #include <sys/socket.h>
 | |
| #include <netinet/in.h>
 | |
| #include <netinet/ip.h>
 | |
| #include <netinet/ip6.h>
 | |
| #include <netinet/tcp.h>
 | |
| #include <errno.h>
 | |
| #include <sys/signal.h>
 | |
| #include <signal.h>
 | |
| #include <sys/resource.h>
 | |
| #include <time.h>
 | |
| '
 | |
| ccflags="$@"
 | |
| 
 | |
| # Write go tool cgo -godefs input.
 | |
| (
 | |
| 	echo package unix
 | |
| 	echo
 | |
| 	echo '/*'
 | |
| 	indirect="includes_$(uname)"
 | |
| 	echo "${!indirect} $includes"
 | |
| 	echo '*/'
 | |
| 	echo 'import "C"'
 | |
| 	echo 'import "syscall"'
 | |
| 	echo
 | |
| 	echo 'const ('
 | |
| 
 | |
| 	# The gcc command line prints all the #defines
 | |
| 	# it encounters while processing the input
 | |
| 	echo "${!indirect} $includes" | $CC -x c - -E -dM $ccflags |
 | |
| 	awk '
 | |
| 		$1 != "#define" || $2 ~ /\(/ || $3 == "" {next}
 | |
| 
 | |
| 		$2 ~ /^E([ABCD]X|[BIS]P|[SD]I|S|FL)$/ {next}  # 386 registers
 | |
| 		$2 ~ /^(SIGEV_|SIGSTKSZ|SIGRT(MIN|MAX))/ {next}
 | |
| 		$2 ~ /^(SCM_SRCRT)$/ {next}
 | |
| 		$2 ~ /^(MAP_FAILED)$/ {next}
 | |
| 		$2 ~ /^ELF_.*$/ {next}# <asm/elf.h> contains ELF_ARCH, etc.
 | |
| 
 | |
| 		$2 ~ /^EXTATTR_NAMESPACE_NAMES/ ||
 | |
| 		$2 ~ /^EXTATTR_NAMESPACE_[A-Z]+_STRING/ {next}
 | |
| 
 | |
| 		$2 !~ /^ETH_/ &&
 | |
| 		$2 !~ /^EPROC_/ &&
 | |
| 		$2 !~ /^EQUIV_/ &&
 | |
| 		$2 !~ /^EXPR_/ &&
 | |
| 		$2 ~ /^E[A-Z0-9_]+$/ ||
 | |
| 		$2 ~ /^B[0-9_]+$/ ||
 | |
| 		$2 ~ /^(OLD|NEW)DEV$/ ||
 | |
| 		$2 == "BOTHER" ||
 | |
| 		$2 ~ /^CI?BAUD(EX)?$/ ||
 | |
| 		$2 == "IBSHIFT" ||
 | |
| 		$2 ~ /^V[A-Z0-9]+$/ ||
 | |
| 		$2 ~ /^CS[A-Z0-9]/ ||
 | |
| 		$2 ~ /^I(SIG|CANON|CRNL|UCLC|EXTEN|MAXBEL|STRIP|UTF8)$/ ||
 | |
| 		$2 ~ /^IGN/ ||
 | |
| 		$2 ~ /^IX(ON|ANY|OFF)$/ ||
 | |
| 		$2 ~ /^IN(LCR|PCK)$/ ||
 | |
| 		$2 ~ /(^FLU?SH)|(FLU?SH$)/ ||
 | |
| 		$2 ~ /^C(LOCAL|READ|MSPAR|RTSCTS)$/ ||
 | |
| 		$2 == "BRKINT" ||
 | |
| 		$2 == "HUPCL" ||
 | |
| 		$2 == "PENDIN" ||
 | |
| 		$2 == "TOSTOP" ||
 | |
| 		$2 == "XCASE" ||
 | |
| 		$2 == "ALTWERASE" ||
 | |
| 		$2 == "NOKERNINFO" ||
 | |
| 		$2 ~ /^PAR/ ||
 | |
| 		$2 ~ /^SIG[^_]/ ||
 | |
| 		$2 ~ /^O[CNPFPL][A-Z]+[^_][A-Z]+$/ ||
 | |
| 		$2 ~ /^(NL|CR|TAB|BS|VT|FF)DLY$/ ||
 | |
| 		$2 ~ /^(NL|CR|TAB|BS|VT|FF)[0-9]$/ ||
 | |
| 		$2 ~ /^O?XTABS$/ ||
 | |
| 		$2 ~ /^TC[IO](ON|OFF)$/ ||
 | |
| 		$2 ~ /^IN_/ ||
 | |
| 		$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
 | |
| 		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
 | |
| 		$2 ~ /^FALLOC_/ ||
 | |
| 		$2 == "ICMPV6_FILTER" ||
 | |
| 		$2 == "SOMAXCONN" ||
 | |
| 		$2 == "NAME_MAX" ||
 | |
| 		$2 == "IFNAMSIZ" ||
 | |
| 		$2 ~ /^CTL_(MAXNAME|NET|QUERY)$/ ||
 | |
| 		$2 ~ /^SYSCTL_VERS/ ||
 | |
| 		$2 ~ /^(MS|MNT|UMOUNT)_/ ||
 | |
| 		$2 ~ /^TUN(SET|GET|ATTACH|DETACH)/ ||
 | |
| 		$2 ~ /^(O|F|E?FD|NAME|S|PTRACE|PT)_/ ||
 | |
| 		$2 ~ /^LINUX_REBOOT_CMD_/ ||
 | |
| 		$2 ~ /^LINUX_REBOOT_MAGIC[12]$/ ||
 | |
| 		$2 !~ "NLA_TYPE_MASK" &&
 | |
| 		$2 ~ /^(NETLINK|NLM|NLMSG|NLA|IFA|IFAN|RT|RTCF|RTN|RTPROT|RTNH|ARPHRD|ETH_P)_/ ||
 | |
| 		$2 ~ /^SIOC/ ||
 | |
| 		$2 ~ /^TIOC/ ||
 | |
| 		$2 ~ /^TCGET/ ||
 | |
| 		$2 ~ /^TCSET/ ||
 | |
| 		$2 ~ /^TC(FLSH|SBRKP?|XONC)$/ ||
 | |
| 		$2 !~ "RTF_BITS" &&
 | |
| 		$2 ~ /^(IFF|IFT|NET_RT|RTM|RTF|RTV|RTA|RTAX)_/ ||
 | |
| 		$2 ~ /^BIOC/ ||
 | |
| 		$2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||
 | |
| 		$2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|LOCKS|MEMLOCK|MSGQUEUE|NICE|NOFILE|NPROC|RSS|RTPRIO|RTTIME|SIGPENDING|STACK)|RLIM_INFINITY/ ||
 | |
| 		$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
 | |
| 		$2 ~ /^CLONE_[A-Z_]+/ ||
 | |
| 		$2 !~ /^(BPF_TIMEVAL)$/ &&
 | |
| 		$2 ~ /^(BPF|DLT)_/ ||
 | |
| 		$2 ~ /^CLOCK_/ ||
 | |
| 		$2 ~ /^CAN_/ ||
 | |
| 		$2 ~ /^CAP_/ ||
 | |
| 		$2 ~ /^ALG_/ ||
 | |
| 		$2 ~ /^FS_(POLICY_FLAGS|KEY_DESC|ENCRYPTION_MODE|[A-Z0-9_]+_KEY_SIZE|IOC_(GET|SET)_ENCRYPTION)/ ||
 | |
| 		$2 ~ /^GRND_/ ||
 | |
| 		$2 ~ /^KEY_(SPEC|REQKEY_DEFL)_/ ||
 | |
| 		$2 ~ /^KEYCTL_/ ||
 | |
| 		$2 ~ /^PERF_EVENT_IOC_/ ||
 | |
| 		$2 ~ /^SECCOMP_MODE_/ ||
 | |
| 		$2 ~ /^SPLICE_/ ||
 | |
| 		$2 ~ /^(VM|VMADDR)_/ ||
 | |
| 		$2 ~ /^(TASKSTATS|TS)_/ ||
 | |
| 		$2 ~ /^GENL_/ ||
 | |
| 		$2 ~ /^UTIME_/ ||
 | |
| 		$2 ~ /^XATTR_(CREATE|REPLACE)/ ||
 | |
| 		$2 ~ /^WDIOC_/ ||
 | |
| 		$2 !~ "WMESGLEN" &&
 | |
| 		$2 ~ /^W[A-Z0-9]+$/ ||
 | |
| 		$2 ~ /^BLK[A-Z]*(GET$|SET$|BUF$|PART$|SIZE)/ {printf("\t%s = C.%s\n", $2, $2)}
 | |
| 		$2 ~ /^__WCOREFLAG$/ {next}
 | |
| 		$2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}
 | |
| 
 | |
| 		{next}
 | |
| 	' | sort
 | |
| 
 | |
| 	echo ')'
 | |
| ) >_const.go
 | |
| 
 | |
| # Pull out the error names for later.
 | |
| errors=$(
 | |
| 	echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags |
 | |
| 	awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print $2 }' |
 | |
| 	sort
 | |
| )
 | |
| 
 | |
| # Pull out the signal names for later.
 | |
| signals=$(
 | |
| 	echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags |
 | |
| 	awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print $2 }' |
 | |
| 	egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' |
 | |
| 	sort
 | |
| )
 | |
| 
 | |
| # Again, writing regexps to a file.
 | |
| echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags |
 | |
| 	awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print "^\t" $2 "[ \t]*=" }' |
 | |
| 	sort >_error.grep
 | |
| echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags |
 | |
| 	awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print "^\t" $2 "[ \t]*=" }' |
 | |
| 	egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' |
 | |
| 	sort >_signal.grep
 | |
| 
 | |
| echo '// mkerrors.sh' "$@"
 | |
| echo '// Code generated by the command above; see README.md. DO NOT EDIT.'
 | |
| echo
 | |
| echo "// +build ${GOARCH},${GOOS}"
 | |
| echo
 | |
| go tool cgo -godefs -- "$@" _const.go >_error.out
 | |
| cat _error.out | grep -vf _error.grep | grep -vf _signal.grep
 | |
| echo
 | |
| echo '// Errors'
 | |
| echo 'const ('
 | |
| cat _error.out | grep -f _error.grep | sed 's/=\(.*\)/= syscall.Errno(\1)/'
 | |
| echo ')'
 | |
| 
 | |
| echo
 | |
| echo '// Signals'
 | |
| echo 'const ('
 | |
| cat _error.out | grep -f _signal.grep | sed 's/=\(.*\)/= syscall.Signal(\1)/'
 | |
| echo ')'
 | |
| 
 | |
| # Run C program to print error and syscall strings.
 | |
| (
 | |
| 	echo -E "
 | |
| #include <stdio.h>
 | |
| #include <stdlib.h>
 | |
| #include <errno.h>
 | |
| #include <ctype.h>
 | |
| #include <string.h>
 | |
| #include <signal.h>
 | |
| 
 | |
| #define nelem(x) (sizeof(x)/sizeof((x)[0]))
 | |
| 
 | |
| enum { A = 'A', Z = 'Z', a = 'a', z = 'z' }; // avoid need for single quotes below
 | |
| 
 | |
| int errors[] = {
 | |
| "
 | |
| 	for i in $errors
 | |
| 	do
 | |
| 		echo -E '	'$i,
 | |
| 	done
 | |
| 
 | |
| 	echo -E "
 | |
| };
 | |
| 
 | |
| int signals[] = {
 | |
| "
 | |
| 	for i in $signals
 | |
| 	do
 | |
| 		echo -E '	'$i,
 | |
| 	done
 | |
| 
 | |
| 	# Use -E because on some systems bash builtin interprets \n itself.
 | |
| 	echo -E '
 | |
| };
 | |
| 
 | |
| static int
 | |
| intcmp(const void *a, const void *b)
 | |
| {
 | |
| 	return *(int*)a - *(int*)b;
 | |
| }
 | |
| 
 | |
| int
 | |
| main(void)
 | |
| {
 | |
| 	int i, e;
 | |
| 	char buf[1024], *p;
 | |
| 
 | |
| 	printf("\n\n// Error table\n");
 | |
| 	printf("var errors = [...]string {\n");
 | |
| 	qsort(errors, nelem(errors), sizeof errors[0], intcmp);
 | |
| 	for(i=0; i<nelem(errors); i++) {
 | |
| 		e = errors[i];
 | |
| 		if(i > 0 && errors[i-1] == e)
 | |
| 			continue;
 | |
| 		strcpy(buf, strerror(e));
 | |
| 		// lowercase first letter: Bad -> bad, but STREAM -> STREAM.
 | |
| 		if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
 | |
| 			buf[0] += a - A;
 | |
| 		printf("\t%d: \"%s\",\n", e, buf);
 | |
| 	}
 | |
| 	printf("}\n\n");
 | |
| 
 | |
| 	printf("\n\n// Signal table\n");
 | |
| 	printf("var signals = [...]string {\n");
 | |
| 	qsort(signals, nelem(signals), sizeof signals[0], intcmp);
 | |
| 	for(i=0; i<nelem(signals); i++) {
 | |
| 		e = signals[i];
 | |
| 		if(i > 0 && signals[i-1] == e)
 | |
| 			continue;
 | |
| 		strcpy(buf, strsignal(e));
 | |
| 		// lowercase first letter: Bad -> bad, but STREAM -> STREAM.
 | |
| 		if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
 | |
| 			buf[0] += a - A;
 | |
| 		// cut trailing : number.
 | |
| 		p = strrchr(buf, ":"[0]);
 | |
| 		if(p)
 | |
| 			*p = '\0';
 | |
| 		printf("\t%d: \"%s\",\n", e, buf);
 | |
| 	}
 | |
| 	printf("}\n\n");
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| '
 | |
| ) >_errors.c
 | |
| 
 | |
| $CC $ccflags -o _errors _errors.c && $GORUN ./_errors && rm -f _errors.c _errors _const.go _error.grep _signal.grep _error.out
 |