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43 lines
3.1 KiB
43 lines
3.1 KiB
3 months ago
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https://gitlab.freedesktop.org/fontconfig/fontconfig/-/merge_requests/309
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From 81d410310ffee8761819e72151ec25efde2f5b24 Mon Sep 17 00:00:00 2001
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From: Sam James <sam@gentoo.org>
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Date: Wed, 14 Feb 2024 18:12:46 +0000
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Subject: [PATCH] meson: detect-and-use `-lm` for `fabs` in fcmatch
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We had a bug report in Gentoo of a sparc64 build failure with -O0:
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```
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FAILED: src/libfontconfig.so.1.13.0
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sparc64-unknown-linux-gnu-gcc -o src/libfontconfig.so.1.13.0 src/libfontconfig.so.1.13.0.p/fcatomic.c.o src/libfontconfig.so.1.13.0.p/fccache.c.o src/libfontconfig.so.1.13.0.p/fccfg.c.o src/libfontconfig.so.1.13.0.p/fccharset.c.o src/libfontconfig.so.1.13.0.p/fccompat.c.o src/libfontconfig.so.1.13.0.p/fcdbg.c.o src/libfontconfig.so.1.13.0.p/fcdefault.c.o src/libfontconfig.so.1.13.0.p/fcdir.c.o src/libfontconfig.so.1.13.0.p/fcformat.c.o src/libfontconfig.so.1.13.0.p/fcfreetype.c.o src/libfontconfig.so.1.13.0.p/fcfs.c.o src/libfontconfig.so.1.13.0.p/fcptrlist.c.o src/libfontconfig.so.1.13.0.p/fchash.c.o src/libfontconfig.so.1.13.0.p/fcinit.c.o src/libfontconfig.so.1.13.0.p/fclang.c.o src/libfontconfig.so.1.13.0.p/fclist.c.o src/libfontconfig.so.1.13.0.p/fcmatch.c.o src/libfontconfig.so.1.13.0.p/fcmatrix.c.o src/libfontconfig.so.1.13.0.p/fcname.c.o src/libfontconfig.so.1.13.0.p/fcobjs.c.o src/libfontconfig.so.1.13.0.p/fcpat.c.o src/libfontconfig.so.1.13.0.p/fcrange.c.o src/libfontconfig.so.1.13.0.p/fcserialize.c.o src/libfontconfig.so.1.13.0.p/fcstat.c.o src/libfontconfig.so.1.13.0.p/fcstr.c.o src/libfontconfig.so.1.13.0.p/fcweight.c.o src/libfontconfig.so.1.13.0.p/fcxml.c.o src/libfontconfig.so.1.13.0.p/ftglue.c.o -Wl,--as-needed -Wl,--no-undefined -shared -fPIC -Wl,--start-group -Wl,-soname,libfontconfig.so.1 -m64 -g -O0 -mno-app-regs -mcpu=ultrasparc -mtune=ultrasparc -mno-vis -mno-vis2 -mno-vis3 -mno-vis4 -mno-vis4b -mno-cbcond -mno-fmaf -mno-fsmuld -mno-popc -mno-subxc -fno-builtin -fno-fast-math -Wl,-O1 -Wl,--as-needed -Wl,--no-keep-memory /usr/lib64/libfreetype.so /usr/lib64/libexpat.so -Wl,--end-group -pthread
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/usr/lib/gcc/sparc64-unknown-linux-gnu/12/../../../../sparc64-unknown-linux-gnu/bin/ld: src/libfontconfig.so.1.13.0.p/fcmatch.c.o: in function `FcCompareRange':
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/var/tmp/portage/media-libs/fontconfig-2.14.2-r3/work/fontconfig-2.14.2-.sparc64/../fontconfig-2.14.2/src/fcmatch.c:220: undefined reference to `fabs'
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```
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Ask Meson to detect `-lm` and add the missing `-lm` for `fabs` usage.
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Signed-off-by: Sam James <sam@gentoo.org>
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--- a/meson.build
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+++ b/meson.build
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@@ -23,7 +23,7 @@ freetype_req = '>= 21.0.15'
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freetype_req_cmake = '>= 2.8.1'
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cc = meson.get_compiler('c')
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-
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+math_dep = cc.find_library('m', required: false)
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freetype_dep = dependency('freetype2', method: 'pkg-config', version: freetype_req, required: false)
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--- a/src/meson.build
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+++ b/src/meson.build
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@@ -65,7 +65,7 @@ libfontconfig = library('fontconfig',
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fc_sources, alias_headers, ft_alias_headers, fclang_h, fccase_h, fcobjshash_h,
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c_args: c_args + fc_extra_c_args,
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include_directories: incbase,
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- dependencies: deps,
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+ dependencies: [deps, math_dep],
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install: true,
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soversion: soversion,
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version: libversion,
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--
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GitLab
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