meson: we can now build libcmd!

Change-Id: I3506b3d599cd038020d208b899f81b7251932fd8

meson.build

@@ -104,6 +104,12 @@ deps += sodium
 curl = dependency('libcurl', 'curl', required : true)
 deps += curl
 
+editline = dependency('libeditline', 'editline', version : '>=1.14', required : true)
+deps += editline
+
+lowdown = dependency('lowdown', version : '>=0.9.0', required : true)
+deps += lowdown
+
 #
 # Build-time tools
 #
@@ -199,3 +205,5 @@ subdir('src/libfetchers')
 subdir('src/libexpr')
 # libmain depends on libutil and libstore.
 subdir('src/libmain')
+# libcmd depends on everything
+subdir('src/libcmd')

src/libcmd/meson.build

@@ -0,0 +1,30 @@
+libcmd_sources = files(
+  'built-path.cc',
+  'command-installable-value.cc',
+  'command.cc',
+  'common-eval-args.cc',
+  'editor-for.cc',
+  'installable-attr-path.cc',
+  'installable-derived-path.cc',
+  'installable-flake.cc',
+  'installable-value.cc',
+  'installables.cc',
+  'legacy.cc',
+  'markdown.cc',
+  'repl.cc',
+)
+
+libcmd = library(
+  'nixcmd',
+  libcmd_sources,
+  dependencies : [
+    liblixutil,
+    liblixstore,
+    liblixexpr,
+    liblixfetchers,
+    liblixmain,
+    boehm,
+    editline,
+    lowdown,
+  ],
+)

src/libmain/meson.build

@@ -14,3 +14,8 @@ libmain = library(
     liblixstore,
   ],
 )
+
+liblixmain = declare_dependency(
+  include_directories : include_directories('.'),
+  link_with : libmain,
+)