alsa-lib: Add new version and python dependency. (#16905)

Add version 1.2.2.
Add conditional python dependency.
Add patch for 1.1.4.1 and python.

var/spack/repos/builtin/packages/alsa-lib/package.py

@@ -12,6 +12,29 @@ class AlsaLib(AutotoolsPackage):
     space library that developers compile ALSA applications against."""
 
     homepage = "https://www.alsa-project.org"
-    url      = "ftp://ftp.alsa-project.org/pub/lib/alsa-lib-1.1.4.1.tar.bz2"
+    url      = "ftp://ftp.alsa-project.org/pub/lib/alsa-lib-1.2.2.tar.bz2"
 
+    version('1.2.2', sha256='d8e853d8805574777bbe40937812ad1419c9ea7210e176f0def3e6ed255ab3ec')
     version('1.1.4.1', sha256='91bb870c14d1c7c269213285eeed874fa3d28112077db061a3af8010d0885b76')
+
+    variant('python', default=False, description='enable python')
+
+    patch('python.patch', when='@1.1.4:1.1.5 +python')
+
+    depends_on('python', type=('link', 'run'), when='+python')
+
+    def configure_args(self):
+        spec = self.spec
+        args = []
+        if spec.satisfies('+python'):
+            args.append(
+                '--with-pythonlibs={0}'.format(spec['python'].libs.ld_flags)
+            )
+            args.append(
+                '--with-pythonincludes={0}'.format(
+                    spec['python'].headers.include_flags
+                )
+            )
+        else:
+            args.append('--disable-python')
+        return args

var/spack/repos/builtin/packages/alsa-lib/python.patch

@@ -0,0 +1,20 @@
+diff --git a/modules/mixer/simple/python.c b/modules/mixer/simple/python.c
+index c822c52a..917a5d0a 100644
+--- a/modules/mixer/simple/python.c
++++ b/modules/mixer/simple/python.c
+@@ -588,7 +588,6 @@
+ pymelem_dealloc(struct pymelem *self)
+ {
+ 	selem_free(self->melem);
+-        self->ob_type->tp_free(self);
+ }
+
+ static PyGetSetDef pymelem_getseters[] = {
+@@ -800,7 +799,6 @@
+ pymixer_dealloc(struct pymixer *self)
+ {
+ 	pymixer_free(self);
+-        self->ob_type->tp_free(self);
+ }
+
+ static PyGetSetDef pymixer_getseters[] = {