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authorIan Lance Taylor <ian@gcc.gnu.org>2016-09-30 13:45:08 +0000
committerIan Lance Taylor <ian@gcc.gnu.org>2016-09-30 13:45:08 +0000
commitc0401cf78c555ef38d2d2fba94ebffeaef7c6bc9 (patch)
treed1646c0c4bb59624dfdc04420f835270129cc18e /libgo/configure.ac
parent9e28a77462f81a9a2ab9064d768bd7c9484047e1 (diff)
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runtime: copy internal locking code from Go 1.7 runtime
Remove the old locking code written in C. Add a shell script mkrsysinfo.sh to generate the runtime_sysinfo.go file, so that we can get Go copies of the system time structures and other types. Tweak the compiler so that when compiling the runtime package the address operator does not cause local variables to escape. When the gc compiler compiles the runtime, an escaping local variable is treated as an error. We should implement that, instead of this change, when escape analysis is turned on. Tweak the compiler so that the generated C header does not include names that start with an underscore followed by a non-upper-case letter, except for the special cases of _defer and _panic. Otherwise we translate C types to Go in runtime_sysinfo.go and then generate those Go types back as C types in runtime.inc, which is useless and painful for the C code. Change entersyscall and friends to take a dummy argument, as the gc versions do, to simplify calls from the shared code. Reviewed-on: https://go-review.googlesource.com/30079 From-SVN: r240657
Diffstat (limited to 'libgo/configure.ac')
-rw-r--r--libgo/configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 2224f40..0f98ae8 100644
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -570,7 +570,7 @@ AC_C_BIGENDIAN
GCC_CHECK_UNWIND_GETIPINFO
-AC_CHECK_HEADERS(sched.h sys/file.h sys/mman.h syscall.h sys/epoll.h sys/inotify.h sys/ptrace.h sys/syscall.h sys/user.h sys/utsname.h sys/select.h sys/socket.h net/if.h net/if_arp.h net/route.h netpacket/packet.h sys/prctl.h sys/mount.h sys/vfs.h sys/statfs.h sys/timex.h sys/sysinfo.h utime.h linux/ether.h linux/fs.h linux/reboot.h netinet/icmp6.h netinet/in_syst.h netinet/ip.h netinet/ip_mroute.h netinet/if_ether.h)
+AC_CHECK_HEADERS(sched.h semaphore.h sys/file.h sys/mman.h syscall.h sys/epoll.h sys/inotify.h sys/ptrace.h sys/syscall.h sys/user.h sys/utsname.h sys/select.h sys/socket.h net/if.h net/if_arp.h net/route.h netpacket/packet.h sys/prctl.h sys/mount.h sys/vfs.h sys/statfs.h sys/timex.h sys/sysinfo.h utime.h linux/ether.h linux/fs.h linux/reboot.h netinet/icmp6.h netinet/in_syst.h netinet/ip.h netinet/ip_mroute.h netinet/if_ether.h)
AC_CHECK_HEADERS([linux/filter.h linux/if_addr.h linux/if_ether.h linux/if_tun.h linux/netlink.h linux/rtnetlink.h], [], [],
[#ifdef HAVE_SYS_SOCKET_H