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meson: Support execinfo.h on FreeBSD by using -lexecinfo

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FreeBSD supports execinfo.h and backtrace* functions, but
using them requires linking with -lexecinfo.

Requires sufficiently-new meson with #1053 fixed (post-0.36).

https://bugzilla.gnome.org/show_bug.cgi?id=774424
This commit is contained in:
Ting-Wei Lan 2016-11-15 03:03:22 +08:00 committed by Tim-Philipp Müller
parent 9cc36e511c
commit ec2e213c50
1 changed files with 16 additions and 8 deletions
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24
meson.build
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@ -257,6 +257,12 @@ if cc.has_function('strsignal', prefix : '#include <string.h>')
cdata.set('HAVE_DECL_STRSIGNAL', 1)
endif
# Platform deps; only ws2_32 and execinfo for now
platform_deps = []
if host_machine.system() == 'windows'
platform_deps = [cc.find_library('ws2_32')]
endif
unwind_dep = dependency('libunwind', required : false)
dw_dep = dependency('libdw', required: false)
if unwind_dep.found()
@ -274,8 +280,16 @@ else
endif
endif
if cc.has_header('execinfo.h') and cc.has_function('backtrace', prefix : '#include <execinfo.h>')
cdata.set('HAVE_BACKTRACE', 1)
if cc.has_header('execinfo.h')
if cc.has_function('backtrace', prefix : '#include <execinfo.h>')
cdata.set('HAVE_BACKTRACE', 1)
else
execinfo_dep = cc.find_library('execinfo', required : false)
if execinfo_dep.found() and cc.has_function('backtrace', prefix : '#include <execinfo.h>', dependencies : execinfo_dep)
cdata.set('HAVE_BACKTRACE', 1)
platform_deps += execinfo_dep
endif
endif
endif
configure_file(input : 'config.h.meson',
@ -300,12 +314,6 @@ endif
mathlib = cc.find_library('m', required : false)
rt_lib = cc.find_library('rt', required : false) # clock_gettime
# Platform deps; only ws2_32 for now
platform_deps = []
if host_machine.system() == 'windows'
platform_deps = [cc.find_library('ws2_32')]
endif
gir = find_program('g-ir-scanner', required : false)
gnome = import('gnome')