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gnu: Add ericw-tools.

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* gnu/packages/game-development.scm: (ericw-tools): New variable.
* gnu/packages/patches/ericw-tools-add-check-for-sse2-in-light.cc.patch: New file.
* gnu/packages/patches/ericw-tools-gcc-11-pass-const-to-offsetof.patch: New file.
* gnu/local.mk: Register patch files.

Change-Id: I896b8f781054442e4db4a7220d526b8f2878873c
Signed-off-by: Nicolas Goaziou <mail@nicolasgoaziou.fr>
This commit is contained in:
James Smith 2025-01-24 18:41:20 -07:00 • committed by Nicolas Goaziou
parent 6863b689eb
commit df6e23586c
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4 changed files with 195 additions and 0 deletions
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90
gnu/packages/patches/ericw-tools-gcc-11-pass-const-to-offsetof.patch Normal file
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@ -0,0 +1,90 @@
This patch is from upstream and shouldn't be needed in the next release.
https://github.com/ericwa/ericw-tools/commit/c9570260fa895dde5a21272d76f9a3b05d59efdd.patch
From c9570260fa895dde5a21272d76f9a3b05d59efdd Mon Sep 17 00:00:00 2001
From: Eric Wasylishen <ewasylishen@gmail.com>
Date: Sun, 30 May 2021 23:12:17 -0600
Subject: [PATCH] gcc 11: pass constant to offsetof
---
common/polylib.cc | 5 ++++-
qbsp/util.cc | 5 ++++-
qbsp/winding.cc | 4 +++-
vis/vis.cc | 10 ++++++++--
4 files changed, 19 insertions(+), 5 deletions(-)
diff --git a/common/polylib.cc b/common/polylib.cc
index 6397b3107..c8e1afbff 100644
--- a/common/polylib.cc
+++ b/common/polylib.cc
@@ -230,7 +230,10 @@ polylib::CopyWinding(const winding_t * w)
int size;
winding_t *c;
- size = offsetof(winding_t, p[w->numpoints]);
+ //size = offsetof(winding_t, p[w->numpoints]);
+ size = offsetof(winding_t, p[0]);
+ size += w->numpoints * sizeof(w->p[0]);
+
c = static_cast<winding_t *>(malloc(size));
memcpy(c, w, size);
return c;
diff --git a/qbsp/util.cc b/qbsp/util.cc
index e8baf7205..16c9077f1 100644
--- a/qbsp/util.cc
+++ b/qbsp/util.cc
@@ -53,7 +53,10 @@ AllocMem(int Type, int cElements, bool fZero)
if (cElements > MAX_POINTS_ON_WINDING)
Error("Too many points (%d) on winding (%s)", cElements, __func__);
- cSize = offsetof(winding_t, points[cElements]) + sizeof(int);
+ //cSize = offsetof(winding_t, points[cElements]) + sizeof(int);
+ cSize = offsetof(winding_t, points[0]);
+ cSize += cElements * sizeof(static_cast<winding_t*>(nullptr)->points[0]);
+ cSize += sizeof(int);
// Set cElements to 1 so bookkeeping works OK
cElements = 1;
diff --git a/qbsp/winding.cc b/qbsp/winding.cc
index 1af1d096c..6e286c387 100644
--- a/qbsp/winding.cc
+++ b/qbsp/winding.cc
@@ -106,7 +106,9 @@ CopyWinding(const winding_t *w)
winding_t *c;
c = (winding_t *)AllocMem(WINDING, w->numpoints, false);
- size = offsetof(winding_t, points[w->numpoints]);
+ //size = offsetof(winding_t, points[w->numpoints]);
+ size = offsetof(winding_t, points[0]);
+ size += w->numpoints * sizeof(w->points[0]);
memcpy(c, w, size);
return c;
diff --git a/vis/vis.cc b/vis/vis.cc
index 9fb0ea9ea..ec43a8a5f 100644
--- a/vis/vis.cc
+++ b/vis/vis.cc
@@ -127,7 +127,10 @@ NewWinding(int points)
if (points > MAX_WINDING)
Error("%s: %i points", __func__, points);
- size = offsetof(winding_t, points[points]);
+ //size = offsetof(winding_t, points[points]);
+ size = offsetof(winding_t, points[0]);
+ size += points * sizeof(w->points[0]);
+
w = static_cast<winding_t *>(malloc(size));
memset(w, 0, size);
@@ -178,7 +181,10 @@ CopyWinding(const winding_t * w)
int size;
winding_t *c;
- size = offsetof(winding_t, points[w->numpoints]);
+ //size = offsetof(winding_t, points[w->numpoints]);
+ size = offsetof(winding_t, points[0]);
+ size += w->numpoints * sizeof(w->points[0]);
+
c = static_cast<winding_t *>(malloc(size));
memcpy(c, w, size);
return c;