1 files changed, 23 insertions, 9 deletions
diff --git a/test cases/common/43 has function/meson.build b/test cases/common/43 has function/meson.build
index 61f96e1..e0d3344 100644
--- a/test cases/common/43 has function/meson.build
+++ b/test cases/common/43 has function/meson.build
@@ -1,9 +1,12 @@
 project('has function', 'c', 'cpp')
 
+# This is used in the `test_compiler_check_flags_order` unit test
+unit_test_args = '-I/tmp'
 compilers = [meson.get_compiler('c'), meson.get_compiler('cpp')]
 
 foreach cc : compilers
-  if not cc.has_function('printf', prefix : '#include<stdio.h>')
+  if not cc.has_function('printf', prefix : '#include<stdio.h>',
+                         args : unit_test_args)
     error('"printf" function not found (should always exist).')
   endif
 
@@ -13,12 +16,16 @@ foreach cc : compilers
   # On MSVC fprintf is defined as an inline function in the header, so it cannot
   # be found without the include.
   if cc.get_id() != 'msvc'
-    assert(cc.has_function('fprintf'), '"fprintf" function not found without include (on !msvc).')
+    assert(cc.has_function('fprintf', args : unit_test_args),
+           '"fprintf" function not found without include (on !msvc).')
   else
-    assert(cc.has_function('fprintf', prefix : '#include <stdio.h>'), '"fprintf" function not found with include (on msvc).')
+    assert(cc.has_function('fprintf', prefix : '#include <stdio.h>',
+                           args : unit_test_args),
+           '"fprintf" function not found with include (on msvc).')
   endif
 
-  if cc.has_function('hfkerhisadf', prefix : '#include<stdio.h>')
+  if cc.has_function('hfkerhisadf', prefix : '#include<stdio.h>',
+                     args : unit_test_args)
     error('Found non-existent function "hfkerhisadf".')
   endif
 
@@ -28,16 +35,23 @@ foreach cc : compilers
   # implemented in glibc it's probably not implemented in any other 'slimmer'
   # C library variants either, so the check should be safe either way hopefully.
   if host_machine.system() == 'linux' and cc.get_id() == 'gcc'
-    assert (cc.has_function('poll', prefix : '#include <poll.h>'), 'couldn\'t detect "poll" when defined by a header')
-    assert (not cc.has_function('lchmod', prefix : '''#include <sys/stat.h>
-                                                      #include <unistd.h>'''), '"lchmod" check should have failed')
+    assert (cc.has_function('poll', prefix : '#include <poll.h>',
+                            args : unit_test_args),
+            'couldn\'t detect "poll" when defined by a header')
+    lchmod_prefix = '#include <sys/stat.h>\n#include <unistd.h>'
+    assert (not cc.has_function('lchmod', prefix : lchmod_prefix,
+                                args : unit_test_args),
+            '"lchmod" check should have failed')
   endif
 
   # For some functions one needs to define _GNU_SOURCE before including the
   # right headers to get them picked up. Make sure we can detect these functions
   # as well without any prefix
-  if cc.has_header_symbol('sys/socket.h', 'recvmmsg', prefix : '#define _GNU_SOURCE')
+  if cc.has_header_symbol('sys/socket.h', 'recvmmsg',
+                          prefix : '#define _GNU_SOURCE',
+                          args : unit_test_args)
     # We assume that if recvmmsg exists sendmmsg does too
-    assert (cc.has_function('sendmmsg'), 'Failed to detect function "sendmmsg" (should always exist).')
+    assert (cc.has_function('sendmmsg', args : unit_test_args),
+            'Failed to detect function "sendmmsg" (should always exist).')
   endif
 endforeach