compilers: Improve manual library searching

We can now specify the library type we want to search for, and whether
we want to prefer static libraries over shared ones or the other way
around. This functionality is not exposed to build files yet.

1 files changed, 36 insertions, 0 deletions

diff --git a/mesonbuild/mesonlib.py b/mesonbuild/mesonlib.py
index 5c4c3747b..f74c6c17b 100644
--- a/mesonbuild/mesonlib.py
+++ b/mesonbuild/mesonlib.py
@@ -219,6 +219,42 @@ def is_cygwin():
 def is_debianlike():
     return os.path.isfile('/etc/debian_version')
 
+def for_windows(is_cross, env):
+    """
+    Host machine is windows?
+
+    Note: 'host' is the machine on which compiled binaries will run
+    """
+    if not is_cross:
+        return is_windows()
+    elif env.cross_info.has_host():
+        return env.cross_info.config['host_machine']['system'] == 'windows'
+    return False
+
+def for_cygwin(is_cross, env):
+    """
+    Host machine is cygwin?
+
+    Note: 'host' is the machine on which compiled binaries will run
+    """
+    if not is_cross:
+        return is_cygwin()
+    elif env.cross_info.has_host():
+        return env.cross_info.config['host_machine']['system'] == 'cygwin'
+    return False
+
+def for_darwin(is_cross, env):
+    """
+    Host machine is Darwin (iOS/OS X)?
+
+    Note: 'host' is the machine on which compiled binaries will run
+    """
+    if not is_cross:
+        return is_osx()
+    elif env.cross_info.has_host():
+        return env.cross_info.config['host_machine']['system'] == 'darwin'
+    return False
+
 def exe_exists(arglist):
     try:
         p = subprocess.Popen(arglist, stdout=subprocess.PIPE, stderr=subprocess.PIPE)