From 5584c49a11b2a2427b4ca0323b8ca213de095573 Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Thu, 17 Apr 2014 23:39:23 +0000 Subject: [PATCH] gofrontend: deduplicate C syscall function declarations A gccgo language extension allows a function to be declared multiple times. Avoid the use of this extension by dedeplicating declarations in mksyscall.awk. From-SVN: r209508 --- libgo/go/syscall/mksyscall.awk | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/libgo/go/syscall/mksyscall.awk b/libgo/go/syscall/mksyscall.awk index daf6554a6cd5..8d009222a182 100644 --- a/libgo/go/syscall/mksyscall.awk +++ b/libgo/go/syscall/mksyscall.awk @@ -96,8 +96,11 @@ BEGIN { cfnresult = line printf("// Automatically generated wrapper for %s/%s\n", gofnname, cfnname) - printf("//extern %s\n", cfnname) - printf("func c_%s(%s) %s\n", cfnname, cfnparams, cfnresult) + if (!(cfnname in cfns)) { + cfns[cfnname] = 1 + printf("//extern %s\n", cfnname) + printf("func c_%s(%s) %s\n", cfnname, cfnparams, cfnresult) + } printf("func %s(%s) %s%s%s%s{\n", gofnname, gofnparams, gofnresults == "" ? "" : "(", gofnresults, gofnresults == "" ? "" : ")", gofnresults == "" ? "" : " ") -- 2.47.3