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author | Melody Horn <melody@boringcactus.com> | 2021-04-05 11:41:17 -0600 |
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committer | Melody Horn <melody@boringcactus.com> | 2021-04-05 11:41:17 -0600 |
commit | c50170f000d382fa02090fbf79d0e5d12036f53b (patch) | |
tree | 99172664a9e670788eaa737510f57a55ca551a1d /src/makefile | |
parent | 45529cca7626677416c8d6048b5de8f4ff615fb8 (diff) | |
download | makers-c50170f000d382fa02090fbf79d0e5d12036f53b.tar.gz makers-c50170f000d382fa02090fbf79d0e5d12036f53b.zip |
implement function `realpath`
Diffstat (limited to 'src/makefile')
-rw-r--r-- | src/makefile/functions.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/makefile/functions.rs b/src/makefile/functions.rs index 6dacd10..6815ac4 100644 --- a/src/makefile/functions.rs +++ b/src/makefile/functions.rs @@ -53,6 +53,10 @@ pub fn expand_call( assert_eq!(args.len(), 1); file_name::wildcard(macros, &args[0]) } + "realpath" => { + assert_eq!(args.len(), 1); + file_name::realpath(macros, &args[0]) + } "if" => { assert!(args.len() == 2 || args.len() == 3); @@ -179,6 +183,7 @@ mod text { mod file_name { use std::env; use std::ffi::OsStr; + use std::fs; use std::path::Path; use eyre::WrapErr; @@ -246,6 +251,19 @@ mod file_name { .collect::<Vec<_>>(); Ok(results.join(" ")) } + + pub fn realpath(macros: &MacroSet, targets: &TokenString) -> Result<String> { + let targets = macros.expand(targets)?; + let results = targets + .split_whitespace() + .map(|x| { + fs::canonicalize(x) + .map(|p| p.to_string_lossy().into_owned()) + .unwrap_or_else(|_| x.to_owned()) + }) + .collect::<Vec<_>>(); + Ok(results.join(" ")) + } } // Functions for Conditionals |