Fixes #1568 - Prefer loading zlib and szip libraries dynamically

martin-g · martin-g · commit 574b15d02c4f · 2022-05-11T21:14:38.000+03:00
Fixes the following error on Ubuntu 20.04:

/usr/bin/ld: /usr/lib/x86_64-linux-gnu/libz.a(deflate.o): relocation R_X86_64_PC32 against symbol `z_errmsg' can not be used when making a shared object; recompile with -fPIC
/usr/bin/ld: final link failed: bad value
collect2: error: ld returned 1 exit status
[814/816] Compiling C++ object UnitTests/test_driver.p/test_driver.cpp.o
ninja: build stopped: subcommand failed.
diff --git a/externals/cgns/hdf5/meson.build b/externals/cgns/hdf5/meson.build
@@ -25,8 +25,8 @@ hdf5_conf_data.set('version', '1.12.1')
 ext_deps = []
 
 
-opt_zlib = dependency('zlib', required: false, static: true)
-opt_szip = dependency('szip', required: false, static: true)
+opt_zlib = dependency('zlib', required: false, static: false)
+opt_szip = dependency('szip', required: false, static: false)
 
 if opt_zlib.found() and cc.has_header('zlib.h')
   if cc.has_function('inflate', dependencies: opt_zlib, prefix: '#include <zlib.h>')
