Merge pull request #3353 from xclaesse/has-link-argument

Add has_link_argument() and friends

1 files changed, 42 insertions, 0 deletions

diff --git a/test cases/common/191 has link arg/meson.build b/test cases/common/191 has link arg/meson.build
new file mode 100644
index 000000000..255ff459a
--- /dev/null
+++ b/test cases/common/191 has link arg/meson.build
@@ -0,0 +1,42 @@
+project('has link arg', 'c', 'cpp')
+
+cc = meson.get_compiler('c')
+cpp = meson.get_compiler('cpp')
+
+if cc.get_id() == 'msvc'
+  is_arg = '/OPT:REF'
+  useless = '/DEBUG'
+  isnt_arg = '/iambroken'
+else
+  is_arg = '-Wl,-Lfoo'
+  useless = '-Wl,-Lbar'
+  isnt_arg = '-Wl,-iambroken'
+endif
+
+assert(cc.has_link_argument(is_arg), 'Arg that should have worked does not work.')
+assert(not cc.has_link_argument(isnt_arg), 'Arg that should be broken is not.')
+
+assert(cpp.has_link_argument(is_arg), 'Arg that should have worked does not work.')
+assert(not cpp.has_link_argument(isnt_arg), 'Arg that should be broken is not.')
+
+assert(cc.get_supported_link_arguments([is_arg, isnt_arg, useless]) == [is_arg, useless], 'Arg filtering returned different result.')
+assert(cpp.get_supported_link_arguments([is_arg, isnt_arg, useless]) == [is_arg, useless], 'Arg filtering returned different result.')
+
+# Have useless at the end to ensure that the search goes from front to back.
+l1 = cc.first_supported_link_argument([isnt_arg, is_arg, isnt_arg, useless])
+l2 = cc.first_supported_link_argument(isnt_arg, isnt_arg, isnt_arg)
+
+assert(l1.length() == 1, 'First supported returned wrong result.')
+assert(l1.get(0) == is_arg, 'First supported returned wrong argument.')
+assert(l2.length() == 0, 'First supported did not return empty array.')
+
+l1 = cpp.first_supported_link_argument([isnt_arg, is_arg, isnt_arg, useless])
+l2 = cpp.first_supported_link_argument(isnt_arg, isnt_arg, isnt_arg)
+
+assert(l1.length() == 1, 'First supported returned wrong result.')
+assert(l1.get(0) == is_arg, 'First supported returned wrong argument.')
+assert(l2.length() == 0, 'First supported did not return empty array.')
+
+assert(not cc.has_multi_link_arguments([isnt_arg, is_arg]), 'Arg that should be broken is not.')
+assert(cc.has_multi_link_arguments(is_arg), 'Arg that should have worked does not work.')
+assert(cc.has_multi_link_arguments([useless, is_arg]), 'Arg that should have worked does not work.')