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unix: update generation scripts for arm64/ppc64

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This applies the following CLs from the syscall package:
http://golang.org/cl/9962
http://golang.org/cl/9966
http://golang.org/cl/9924

It also adds arm64/ppc64 support to mkall.sh and mksysnum_linux.pl.

Change-Id: I84fbfde2a2876dbf6d16c6159e847195c274b396
Reviewed-on: https://go-review.googlesource.com/10037
Reviewed-by: Rob Pike <r@golang.org>
This commit is contained in:
Ian Lance Taylor
2015-05-13 22:31:45 +00:00
parent 04f0f96bfa
commit f2b45db810
3 changed files with 45 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files
unix/mkall.sh
+28 -2
View File
@@ -107,6 +107,7 @@ case "$#" in
exit 2 exit 2
esac esac
GOOSARCH_in=syscall_$GOOSARCH.go
case "$GOOSARCH" in case "$GOOSARCH" in
_* | *_ | _) _* | *_ | _)
echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2 echo 'undefined $GOOS_$GOARCH:' "$GOOSARCH" 1>&2
@@ -173,7 +174,32 @@ linux_amd64)
linux_arm) linux_arm)
mkerrors="$mkerrors" mkerrors="$mkerrors"
mksyscall="./mksyscall.pl -l32 -arm" mksyscall="./mksyscall.pl -l32 -arm"
mksysnum="curl -s 'http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/plain/arch/arm/include/uapi/asm/unistd.h' | ./mksysnum_linux.pl" mksysnum="curl -s 'http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/plain/arch/arm/include/uapi/asm/unistd.h' | ./mksysnum_linux.pl -"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
;;
linux_arm64)
unistd_h=$(ls -1 /usr/include/asm/unistd.h /usr/include/asm-generic/unistd.h 2>/dev/null | head -1)
if [ "$unistd_h" = "" ]; then
echo >&2 cannot find unistd_64.h
exit 1
fi
mksysnum="./mksysnum_linux.pl $unistd_h"
# Let the type of C char be singed for making the bare syscall
# API consistent across over platforms.
mktypes="GOARCH=$GOARCH go tool cgo -godefs -- -fsigned-char"
;;
linux_ppc64)
GOOSARCH_in=syscall_linux_ppc64x.go
unistd_h=/usr/include/asm/unistd.h
mkerrors="$mkerrors -m64"
mksysnum="./mksysnum_linux.pl $unistd_h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
;;
linux_ppc64le)
GOOSARCH_in=syscall_linux_ppc64x.go
unistd_h=/usr/include/powerpc64le-linux-gnu/asm/unistd.h
mkerrors="$mkerrors -m64"
mksysnum="./mksysnum_linux.pl $unistd_h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs" mktypes="GOARCH=$GOARCH go tool cgo -godefs"
;; ;;
netbsd_386) netbsd_386)
@@ -226,7 +252,7 @@ esac
syscall_goos="syscall_bsd.go $syscall_goos" syscall_goos="syscall_bsd.go $syscall_goos"
;; ;;
esac esac
if [ -n "$mksyscall" ]; then echo "$mksyscall $syscall_goos syscall_$GOOSARCH.go |gofmt >zsyscall_$GOOSARCH.go"; fi if [ -n "$mksyscall" ]; then echo "$mksyscall $syscall_goos $GOOSARCH_in |gofmt >zsyscall_$GOOSARCH.go"; fi
;; ;;
esac esac
if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi if [ -n "$mksysctl" ]; then echo "$mksysctl |gofmt >$zsysctl"; fi
unix/mkerrors.sh
+2
View File
@@ -88,7 +88,9 @@ includes_FreeBSD='
includes_Linux=' includes_Linux='
#define _LARGEFILE_SOURCE #define _LARGEFILE_SOURCE
#define _LARGEFILE64_SOURCE #define _LARGEFILE64_SOURCE
#ifndef __LP64__
#define _FILE_OFFSET_BITS 64 #define _FILE_OFFSET_BITS 64
#endif
#define _GNU_SOURCE #define _GNU_SOURCE
#include <bits/sockaddr.h> #include <bits/sockaddr.h>
unix/mksysnum_linux.pl
+15 -2
View File
@@ -18,13 +18,26 @@ EOF
sub fmt { sub fmt {
my ($name, $num) = @_; my ($name, $num) = @_;
if($num > 999){
# ignore deprecated syscalls that are no longer implemented
# https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/include/uapi/asm-generic/unistd.h?id=refs/heads/master#n716
return;
}
$name =~ y/a-z/A-Z/; $name =~ y/a-z/A-Z/;
print " SYS_$name = $num;\n"; print " SYS_$name = $num;\n";
} }
my $prev; my $prev;
while(<>){ open(GCC, "gcc -E -dD $ARGV[0] |") || die "can't run gcc";
if(/^#define __NR_(\w+)\s+([0-9]+)/){ while(<GCC>){
if(/^#define __NR_syscalls\s+/) {
# ignore redefinitions of __NR_syscalls
}
elsif(/^#define __NR_(\w+)\s+([0-9]+)/){
$prev = $2;
fmt($1, $2);
}
elsif(/^#define __NR3264_(\w+)\s+([0-9]+)/){
$prev = $2; $prev = $2;
fmt($1, $2); fmt($1, $2);
} }