Adding missing files.

app-arch/lzma-recuento/files/meson.build

@@ -0,0 +1,39 @@
+project('org.7zip.lzma.sfx', 'c')
+
+sources = [
+  'C/7zAlloc.c',
+  'C/7zArcIn.c',
+  'C/7zBuf.c', 
+  'C/7zBuf2.c',
+  'C/7zBuf2.c',
+  'C/7zCrc.c',
+  'C/7zCrcOpt.c',
+  'C/7zFile.c',
+  'C/7zDec.c',
+  'C/7zStream.c',
+  'C/Bcj2.c',
+  'C/Bra.c',
+  'C/Bra86.c',
+  'C/BraIA64.c',
+  'C/CpuArch.c',
+  'C/Delta.c',
+  'C/DllSecur.c',
+  'C/Lzma2Dec.c',
+  'C/LzmaDec.c',
+]
+
+sources += [
+  'C/Util/SfxSetup/SfxSetup.c',
+]
+
+windows = import('windows')
+windows_sources = windows.compile_resources('C/Util/SfxSetup/resource.rc')
+foreach i : windows_sources
+    sources += i
+endforeach
+
+executable('7zS2.sfx',
+    sources,
+    install: true,
+    win_subsystem: 'windows',
+)