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-rw-r--r--meson.build3
1 files changed, 3 insertions, 0 deletions
diff --git a/meson.build b/meson.build
index 3134837..7521cbd 100644
--- a/meson.build
+++ b/meson.build
@@ -2,6 +2,8 @@ project('libmg2d', 'c',
default_options : ['c_std=c11'])
add_project_arguments('-D_XOPEN_SOURCE=700', language : 'c')
+# for random_r
+add_project_arguments('-D_DEFAULT_SOURCE=1', language : 'c')
lib_src = [
'bicgstab.c',
@@ -12,6 +14,7 @@ lib_src = [
'log.c',
'mg2d.c',
'residual_calc.c',
+ 'step_control.c',
'timer.c',
'transfer.c',
]