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Re: libgo patch committed: Fix ptrace implementation on MIPS
On Jun 23 2017, Ian Lance Taylor <iant@golang.org> wrote:
> Andreas, can we avoid the problem for earlier glibc versions with a
> patch like the appended?
>
> Ian
>
> diff --git a/libgo/sysinfo.c b/libgo/sysinfo.c
> index a1afc7d1..80407443 100644
> --- a/libgo/sysinfo.c
> +++ b/libgo/sysinfo.c
> @@ -38,7 +38,10 @@
> #if defined(HAVE_NETINET_IF_ETHER_H)
> #include <netinet/if_ether.h>
> #endif
> +/* Avoid https://sourceware.org/bugzilla/show_bug.cgi?id=762 . */
> +#define ia64_fpreg pt_ia64_fpreg
> #include <signal.h>
> +#undef ia64_fpreg
That doesn't work, but this does:
diff --git a/libgo/sysinfo.c b/libgo/sysinfo.c
index a1afc7d119c..1ba27b1a093 100644
--- a/libgo/sysinfo.c
+++ b/libgo/sysinfo.c
@@ -103,7 +103,12 @@
#include <linux/netlink.h>
#endif
#if defined(HAVE_LINUX_PTRACE_H)
+/* Avoid https://sourceware.org/bugzilla/show_bug.cgi?id=762 . */
+#define ia64_fpreg pt_ia64_fpreg
+#define pt_all_user_regs pt_ia64_all_user_regs
#include <linux/ptrace.h>
+#undef ia64_fpreg
+#undef pt_all_user_regs
#endif
#if defined(HAVE_LINUX_RTNETLINK_H)
#include <linux/rtnetlink.h>
Andreas.
--
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."