[alsa] New port (#20954)

* Add new port alsa 1.2.5.1

* Update CI baseline

* Fix static builds

* Update git-tree hash

Co-authored-by: chausner <chausner@users.noreply.github.com>

ports/alsa/0001-control-empty-fix-the-static-build.patch

@@ -0,0 +1,28 @@
+From 81e7923fbfad45b2f353a4d6e3053af51f5f7d0b Mon Sep 17 00:00:00 2001
+From: Jaroslav Kysela <perex@perex.cz>
+Date: Tue, 15 Jun 2021 23:21:42 +0200
+Subject: [PATCH] control: empty - fix the static build
+
+Reported-by: Jan Palus <atler@pld-linux.org>
+Fixes: https://github.com/alsa-project/alsa-lib/issues/157
+Signed-off-by: Jaroslav Kysela <perex@perex.cz>
+---
+ src/control/control_empty.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/control/control_empty.c b/src/control/control_empty.c
+index 49d1026c..c9b048c1 100644
+--- a/src/control/control_empty.c
++++ b/src/control/control_empty.c
+@@ -30,7 +30,7 @@
+ 
+ #ifndef PIC
+ /* entry for static linking */
+-const char *_snd_module_ctl_empty = "";
++const char *_snd_module_control_empty = "";
+ #endif
+ 
+ /*! \page control_plugins
+-- 
+2.33.0
+

ports/alsa/portfile.cmake

@@ -0,0 +1,42 @@
+if(NOT VCPKG_CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    message(FATAL_ERROR "Package only supports Linux platform.")
+endif()
+
+message(
+"alsa currently requires the following libraries from the system package manager:
+    autoconf libtool
+These can be installed on Ubuntu systems via sudo apt install autoconf libtool"
+)
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO alsa-project/alsa-lib
+    REF v1.2.5.1
+    SHA512 1c8613e520bd24ec2332b677a35d1c49171781f6408be61c79ec90d143d424d8df6e1c9e22e082d331022e0fe858145f7ea214a7b731ed5e306762194b49d50e
+    HEAD_REF master
+    PATCHES
+        0001-control-empty-fix-the-static-build.patch
+)
+
+if(VCPKG_LIBRARY_LINKAGE STREQUAL dynamic)
+    set(BUILD_OPTS --enable-shared=yes --enable-static=no)
+else()
+    set(BUILD_OPTS --enable-shared=no --enable-static=yes)
+endif()
+
+vcpkg_configure_make(
+    SOURCE_PATH "${SOURCE_PATH}"
+    AUTOCONFIG
+    OPTIONS
+        ${BUILD_OPTS}
+        --disable-python
+)
+
+vcpkg_install_make()
+vcpkg_fixup_pkgconfig()
+
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share")
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/tools/alsa/debug")
+
+configure_file("${SOURCE_PATH}/COPYING" "${CURRENT_PACKAGES_DIR}/share/${PORT}/copyright" COPYONLY)

ports/alsa/vcpkg.json

@@ -0,0 +1,7 @@
+{
+  "name": "alsa",
+  "version": "1.2.5.1",
+  "description": "The Advanced Linux Sound Architecture (ALSA) - library",
+  "homepage": "https://www.alsa-project.org/",
+  "supports": "linux"
+}

versions/a-/alsa.json

@@ -0,0 +1,9 @@
+{
+  "versions": [
+    {
+      "git-tree": "03a04f17b2dfb480de15a07b58188b161dbe6dda",
+      "version": "1.2.5.1",
+      "port-version": 0
+    }
+  ]
+}

versions/baseline.json

@@ -60,6 +60,10 @@
       "baseline": "5.2.6.0",
       "port-version": 1
     },
+    "alsa": {
+      "baseline": "1.2.5.1",
+      "port-version": 0
+    },
     "ampl-asl": {
       "baseline": "2020-11-11",
       "port-version": 1