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26 lines
844 B
Diff
26 lines
844 B
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Vladimir Serbinenko <phcoder@gmail.com>
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Date: Mon, 14 Aug 2017 14:10:48 +0200
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Subject: [PATCH] genmoddep: Check that no modules provide the same symbol.
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The semantics of 2 modules providing the same symbol are undefined. So
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ensure that it doesn't happen.
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---
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grub-core/genmoddep.awk | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/grub-core/genmoddep.awk b/grub-core/genmoddep.awk
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index bd98d84cdd7..8976beb91d0 100644
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--- a/grub-core/genmoddep.awk
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+++ b/grub-core/genmoddep.awk
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@@ -18,6 +18,10 @@ BEGIN {
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{
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if ($1 == "defined") {
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+ if ($3 in symtab) {
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+ printf "%s in %s is duplicated in %s\n", $3, $2, symtab[$3] >"/dev/stderr";
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+ error++;
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+ }
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symtab[$3] = $2;
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modtab[$2] = "" modtab[$2]
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} else if ($1 == "undefined") {
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