Fix build issue rust-shell-script#12

Deprecated declarative macros and use proc_macros by default.

Author: tao-guo

Cargo.toml

@@ -8,12 +8,10 @@ documentation = "https://docs.rs/cmd_lib"
 keywords = ["shell", "scripts", "commandline", "subprocess", "pipeline"]
 categories = ["command-line-interface", "command-line-utilities"]
 readme = "README.md"
-version = "0.8.3"
+version = "0.8.4"
 authors = ["rust-shell-script <[email protected]>"]
 edition = "2018"
 
 [dependencies]
-cmd_lib_macros = { version = "0.1", path = "crates/macros" }
-# For nightly:
-# cmd_lib_macros = { version = "0.1", path = "crates/proc_macros" }
 cmd_lib_core = { version = "0.1", path = "crates/cmd_lib_core" }
+cmd_lib_macros = { version = "0.1", path = "crates/proc_macros" }

crates/cmd_lib_core/Cargo.toml

@@ -1,9 +1,10 @@
 [package]
 name = "cmd_lib_core"
+description = "Common rust commandline macros and utils, to write shell script like tasks easily"
+license = "MIT OR Apache-2.0"
+homepage = "https://github.com/rust-shell-script/rust_cmd_lib"
+repository = "https://github.com/rust-shell-script/rust_cmd_lib"
+keywords = ["shell", "scripts", "commandline", "subprocess", "pipeline"]
 version = "0.1.0"
 authors = ["Tao Guo <[email protected]>"]
 edition = "2018"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]

crates/macros/README.md

@@ -0,0 +1,4 @@
+These declarative macros are deprecated for two major reasons:
+- source_text! macro is using include_str!, which will include all the
+  original source file into the final binary
+- Using CARGO_MANIFEST_DIR environment variable is fragile, see issue #12

crates/proc_macros/Cargo.toml

@@ -1,5 +1,10 @@
 [package]
 name = "cmd_lib_macros"
+description = "Common rust commandline macros and utils, to write shell script like tasks easily"
+license = "MIT OR Apache-2.0"
+homepage = "https://github.com/rust-shell-script/rust_cmd_lib"
+repository = "https://github.com/rust-shell-script/rust_cmd_lib"
+keywords = ["shell", "scripts", "commandline", "subprocess", "pipeline"]
 version = "0.1.0"
 authors = ["Tao Guo <[email protected]>"]
 edition = "2018"