From d5a1206beb06678a2cb3ffcc25b687bb9fbfec74 Mon Sep 17 00:00:00 2001
From: Felix Gruber <felgru@posteo.net>
Date: Mon, 6 Sep 2021 17:42:44 +0000
Subject: gnu: librime: Fix build with GCC 10.

* gnu/packages/ibus.scm (librime)[source]: Add a patch that adds missing
includes.
* gnu/packages/patches/librime-fix-build-with-gcc10.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.

Signed-off-by: Leo Famulari <leo@famulari.name>
---
 gnu/local.mk                                       |  1 +
 gnu/packages/ibus.scm                              |  2 ++
 .../patches/librime-fix-build-with-gcc10.patch     | 41 ++++++++++++++++++++++
 3 files changed, 44 insertions(+)
 create mode 100644 gnu/packages/patches/librime-fix-build-with-gcc10.patch

(limited to 'gnu')

diff --git a/gnu/local.mk b/gnu/local.mk
index 7e5d648dbf..dab8203f19 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1287,6 +1287,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/libblockdev-glib-compat.patch		\
   %D%/packages/patches/libffi-3.3-powerpc-fixes.patch		\
   %D%/packages/patches/libffi-float128-powerpc64le.patch	\
+  %D%/packages/patches/librime-fix-build-with-gcc10.patch	\
   %D%/packages/patches/libvirt-add-install-prefix.patch	\
   %D%/packages/patches/libziparchive-add-includes.patch		\
   %D%/packages/patches/localed-xorg-keyboard.patch		\
diff --git a/gnu/packages/ibus.scm b/gnu/packages/ibus.scm
index 4cec104bab..297d490d3f 100644
--- a/gnu/packages/ibus.scm
+++ b/gnu/packages/ibus.scm
@@ -7,6 +7,7 @@
 ;;; Copyright © 2018, 2019, 2020, 2021 Peng Mei Yu <pengmeiyu@riseup.net>
 ;;; Copyright © 2020 kanichos <kanichos@yandex.ru>
 ;;; Copyright © 2020 Vincent Legoll <vincent.legoll@gmail.com>
+;;; Copyright © 2021 Felix Gruber <felgru@posteo.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -367,6 +368,7 @@ (define-public librime
        (sha256
         (base32
          "0pqk0i3zcii3fx5laj9qzbgd58jvq6wn31j76w4zix2i4b1lqcqv"))
+       (patches (search-patches "librime-fix-build-with-gcc10.patch"))
        (modules '((guix build utils)))
        (snippet
         '(begin
diff --git a/gnu/packages/patches/librime-fix-build-with-gcc10.patch b/gnu/packages/patches/librime-fix-build-with-gcc10.patch
new file mode 100644
index 0000000000..49ad011b57
--- /dev/null
+++ b/gnu/packages/patches/librime-fix-build-with-gcc10.patch
@@ -0,0 +1,41 @@
+From: Felix Gruber <felgru@posteo.net>
+Date: Mon, 6 Sep 2021 19:38:17 +0200
+Subject: [PATCH] Add missing <cmath> includes
+
+Fix a build failure with GCC 10 that manifests like this:
+
+------
+/tmp/guix-build-librime-1.7.3.drv-0/source/src/rime/gear/script_translator.cc: In member function ‘void rime::ScriptTranslation::PrepareCandidate()’:
+/tmp/guix-build-librime-1.7.3.drv-0/source/src/rime/gear/script_translator.cc:490:23: error: ‘exp’ was not declared in this scope
+  490 |     cand->set_quality(exp(entry->weight) +
+      |                       ^~~
+/tmp/guix-build-librime-1.7.3.drv-0/source/src/rime/gear/script_translator.cc:504:23: error: ‘exp’ was not declared in this scope
+  504 |     cand->set_quality(exp(entry->weight) +
+      |                       ^~~
+make[2]: *** [src/CMakeFiles/rime.dir/build.make:1241: src/CMakeFiles/rime.dir/rime/gear/script_translator.cc.o] Error 1
+------
+
+diff --git a/src/rime/gear/script_translator.cc b/src/rime/gear/script_translator.cc
+index 4a45f05..515c8db 100644
+--- a/src/rime/gear/script_translator.cc
++++ b/src/rime/gear/script_translator.cc
+@@ -7,6 +7,7 @@
+ // 2011-07-10 GONG Chen <chen.sst@gmail.com>
+ //
+ #include <algorithm>
++#include <cmath>
+ #include <stack>
+ #include <boost/algorithm/string/join.hpp>
+ #include <boost/range/adaptor/reversed.hpp>
+diff --git a/src/rime/gear/table_translator.cc b/src/rime/gear/table_translator.cc
+index 162ac02..dbea76a 100644
+--- a/src/rime/gear/table_translator.cc
++++ b/src/rime/gear/table_translator.cc
+@@ -4,6 +4,7 @@
+ //
+ // 2011-07-10 GONG Chen <chen.sst@gmail.com>
+ //
++#include <cmath>
+ #include <boost/algorithm/string.hpp>
+ #include <boost/range/adaptor/reversed.hpp>
+ #include <utf8.h>
-- 
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