linux: implement platform-dependent functions

Cargo.lock

@@ -13,7 +13,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "aho-corasick"
-version = "0.6.10"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -234,6 +234,15 @@ dependencies = [
  "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "crossbeam-deque"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-epoch 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "crossbeam-deque"
 version = "0.7.1"
@@ -243,6 +252,20 @@ dependencies = [
  "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "crossbeam-epoch"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "crossbeam-epoch"
 version = "0.7.1"
@@ -264,6 +287,14 @@ dependencies = [
  "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "crossbeam-utils"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "crossbeam-utils"
 version = "0.6.5"
@@ -273,6 +304,11 @@ dependencies = [
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "deunicode"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "dirs"
 version = "1.0.5"
@@ -288,6 +324,11 @@ name = "dtoa"
 version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "either"
+version = "1.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.17"
@@ -580,12 +621,14 @@ dependencies = [
  "mime_guess 1.8.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "nfd 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "number_prefix 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "reqwest 0.9.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slug 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sysinfo 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tar 0.4.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "toml 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1051,6 +1094,27 @@ dependencies = [
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rayon"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "either 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon-core 1.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rayon-core"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rdrand"
 version = "0.4.0"
@@ -1085,19 +1149,19 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.1.2"
+version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.5"
+version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1289,6 +1353,14 @@ name = "slab"
 version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "slug"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "deunicode 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "smallvec"
 version = "0.2.1"
@@ -1335,6 +1407,17 @@ dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "sysinfo"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "take"
 version = "0.1.0"
@@ -1872,7 +1955,7 @@ dependencies = [
 [metadata]
 "checksum MacTypes-sys 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "eaf9f0d0b1cc33a4d2aee14fb4b2eac03462ef4db29c8ac4057327d8a71ad86f"
 "checksum adler32 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "7e522997b529f05601e05166c07ed17789691f562762c7f3b987263d2dedee5c"
-"checksum aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)" = "81ce3d38065e618af2d7b77e10c5ad9a069859b4be3c2250f674af3840d9c8a5"
+"checksum aho-corasick 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "e6f484ae0c99fec2e858eb6134949117399f222608d84cadb3f58c1f97c2364c"
 "checksum ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 "checksum argon2rs 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "3f67b0b6a86dae6e67ff4ca2b6201396074996379fba2b92ff649126f37cb392"
 "checksum arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "92c7fb76bc8826a8b33b4ee5bb07a247a81e76764ab4d55e8f73e3a4d8808c71"
@@ -1900,12 +1983,17 @@ dependencies = [
 "checksum core-foundation-sys 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "716c271e8613ace48344f723b60b900a93150271e5be206212d052bbc0883efa"
 "checksum crc 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d663548de7f5cca343f1e0a48d14dcfb0e9eb4e079ec58883b7251539fa10aeb"
 "checksum crc32fast 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ba125de2af0df55319f41944744ad91c71113bf74a4646efff39afe1f6842db1"
+"checksum crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f739f8c5363aca78cfb059edf753d8f0d36908c348f3d8d1503f03d8b75d9cf3"
 "checksum crossbeam-deque 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b18cd2e169ad86297e6bc0ad9aa679aee9daa4f19e8163860faf7c164e4f5a71"
+"checksum crossbeam-epoch 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "927121f5407de9956180ff5e936fe3cf4324279280001cd56b669d28ee7e9150"
 "checksum crossbeam-epoch 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "04c9e3102cc2d69cd681412141b390abd55a362afc1540965dad0ad4d34280b4"
 "checksum crossbeam-queue 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7c979cd6cfe72335896575c6b5688da489e420d36a27a0b9eb0c73db574b4a4b"
+"checksum crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2760899e32a1d58d5abb31129f8fae5de75220bc2176e77ff7c627ae45c918d9"
 "checksum crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "f8306fcef4a7b563b76b7dd949ca48f52bc1141aa067d2ea09565f3e2652aa5c"
+"checksum deunicode 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "850878694b7933ca4c9569d30a34b55031b9b139ee1fc7b94a527c4ef960d690"
 "checksum dirs 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "3fd78930633bd1c6e35c4b42b1df7b0cbc6bc191146e512bb3bedf243fcc3901"
 "checksum dtoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "6d301140eb411af13d3115f9a562c85cc6b541ade9dfa314132244aaee7489dd"
+"checksum either 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c67353c641dc847124ea1902d69bd753dee9bb3beff9aa3662ecf86c971d1fac"
 "checksum encoding_rs 0.8.17 (registry+https://github.com/rust-lang/crates.io-index)" = "4155785c79f2f6701f185eb2e6b4caf0555ec03477cb4c70db67b465311620ed"
 "checksum failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "795bd83d3abeb9220f257e597aa0080a508b27533824adf336529648f6abf7e2"
 "checksum failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "ea1063915fd7ef4309e222a5a07cf9c319fb9c7836b1f89b85458672dbb127e1"
@@ -1988,12 +2076,14 @@ dependencies = [
 "checksum rand_os 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "7b75f676a1e053fc562eafbb47838d67c84801e38fc1ba459e8f180deabd5071"
 "checksum rand_pcg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "abf9b09b01790cfe0364f52bf32995ea3c39f4d2dd011eac241d2914146d0b44"
 "checksum rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cbf7e9e623549b0e21f6e97cf8ecf247c1a8fd2e8a992ae265314300b2455d5c"
+"checksum rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "373814f27745b2686b350dd261bfd24576a6fb0e2c5919b3a2b6005f820b0473"
+"checksum rayon-core 1.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b055d1e92aba6877574d8fe604a63c8b5df60f60e5982bf7ccbb1338ea527356"
 "checksum rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
 "checksum redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)" = "423e376fffca3dfa06c9e9790a9ccd282fafb3cc6e6397d01dbf64f9bacc6b85"
 "checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
 "checksum redox_users 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3fe5204c3a17e97dde73f285d49be585df59ed84b50a872baf416e73b62c3828"
-"checksum regex 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "53ee8cfdddb2e0291adfb9f13d31d3bbe0a03c9a402c01b1e24188d86c35b24f"
+"checksum regex 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "559008764a17de49a3146b234641644ed37d118d1ef641a0bb573d146edc6ce0"
-"checksum regex-syntax 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "8c2f35eedad5295fdf00a63d7d4b238135723f92b434ec06774dad15c7ab0861"
+"checksum regex-syntax 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)" = "dcfd8681eebe297b81d98498869d4aae052137651ad7b96822f09ceb690d0a96"
 "checksum relay 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1576e382688d7e9deecea24417e350d3062d97e32e45d70b1cde65994ff1489a"
 "checksum remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3488ba1b9a2084d38645c4c08276a1752dcbf2c7130d74f1569681ad5d2799c5"
 "checksum reqwest 0.9.12 (registry+https://github.com/rust-lang/crates.io-index)" = "962fa64e670e70b9d3a81c3688832eb59293ef490e0af5ad169763f62016ac5e"
@@ -2017,6 +2107,7 @@ dependencies = [
 "checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac"
 "checksum slab 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "17b4fcaed89ab08ef143da37bc52adbcc04d4a69014f4c1208d6b51f0c47bc23"
 "checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
+"checksum slug 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b3bc762e6a4b6c6fcaade73e77f9ebc6991b676f88bb2358bddb56560f073373"
 "checksum smallvec 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4c8cbcd6df1e117c2210e13ab5109635ad68a929fcbb8964dc965b76cb5ee013"
 "checksum smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)" = "c4488ae950c49d403731982257768f48fada354a5203fe81f9bb6f43ca9002be"
 "checksum stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dba1a27d3efae4351c8051072d619e3ade2820635c3958d826bfea39d59b54c8"
@@ -2024,6 +2115,7 @@ dependencies = [
 "checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
 "checksum syn 0.15.29 (registry+https://github.com/rust-lang/crates.io-index)" = "1825685f977249735d510a242a6727b46efe914bb67e38d30c071b1b72b1d5c2"
 "checksum synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "73687139bf99285483c96ac0add482c3776528beac1d97d444f6e91f203a2015"
+"checksum sysinfo 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b5a0cb7899e248ed0baa6ef6f8406352523c2f99bc7c4b1800f4cd6d5dde99eb"
 "checksum take 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b157868d8ac1f56b64604539990685fa7611d8fa9e5476cf0c02cf34d32917c5"
 "checksum tar 0.4.22 (registry+https://github.com/rust-lang/crates.io-index)" = "c2167ff53da2a661702b3299f71a91b61b1dffef36b4b2884b1f9c67254c0133"
 "checksum tempfile 3.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "b86c784c88d98c801132806dadd3819ed29d8600836c4088e855cdf3e178ed8a"

Cargo.toml

@@ -25,9 +25,9 @@ serde_json = "1.0.39"
 toml = "0.5.0"
 
 semver = {version = "0.9.0", features = ["serde"]}
-regex = "1.1.2"
+regex = "1.1.5"
 
-dirs = "1.0"
+dirs = "1.0.5"
 zip = "0.5.1"
 xz2 = "0.1.6"
 tar = "0.4"
@@ -50,6 +50,10 @@ nfd = "0.0.4"
 
 winapi = { version = "0.3", features = ["psapi", "winbase", "winioctl", "winnt"] }
 
+[target.'cfg(not(windows))'.dependencies]
+sysinfo = "0.8.2"
+slug = "0.1.4"
+
 [target.'cfg(windows)'.build-dependencies]
 winres = "0.1"
 cc = "1.0"

src/main.rs

@@ -43,6 +43,10 @@ extern crate clap;
 #[cfg(windows)]
 extern crate winapi;
 
+#[cfg(not(windows))]
+extern crate sysinfo;
+extern crate slug;
+
 mod archives;
 mod assets;
 mod config;

src/native/mod.rs

@@ -211,16 +211,67 @@ mod natives {
 
     use logging::LoggingErrors;
 
-    pub fn create_shortcut(
+    use sysinfo::{ProcessExt, SystemExt};
-        _name: &str,
-        _description: &str,
-        _target: &str,
-        _args: &str,
-        _working_dir: &str,
-    ) -> Result<String, String> {
-        // TODO: no-op
-        warn!("create_shortcut is stubbed!");
 
+    use dirs;
+
+    use slug::slugify;
+    use std::fs::{create_dir_all, File};
+    use std::io::Write;
+
+    #[cfg(target_os = "linux")]
+    pub fn create_shortcut(
+        name: &str,
+        description: &str,
+        target: &str,
+        args: &str,
+        working_dir: &str,
+    ) -> Result<String, String> {
+        // FIXME: no icon will be shown since no icon is provided
+        let data_local_dir = dirs::data_local_dir();
+        match data_local_dir {
+            Some(x) => {
+                let mut path = x;
+                path.push("applications");
+                match create_dir_all(path.to_path_buf()) {
+                    Ok(_) => (()),
+                    Err(e) => {
+                        return Err(format!(
+                            "Local data directory does not exist and cannot be created: {}",
+                            e
+                        ));
+                    }
+                };
+                path.push(format!("{}.desktop", slugify(name))); // file name
+                let desktop_file = format!(
+                    "[Desktop Entry]\nName={}\nExec=\"{}\" {}\nComment={}\nPath={}\n",
+                    name, target, args, description, working_dir
+                );
+                let desktop_f = File::create(path);
+                let mut desktop_f = match desktop_f {
+                    Ok(file) => file,
+                    Err(e) => return Err(format!("Unable to create desktop file: {}", e)),
+                };
+                let mut desktop_f = desktop_f.write_all(desktop_file.as_bytes());
+                match desktop_f {
+                    Ok(_) => Ok("".to_string()),
+                    Err(e) => Err(format!("Unable to write desktop file: {}", e)),
+                }
+            }
+            // return error when failed to acquire local data directory
+            None => Err("Unable to determine local data directory".to_string()),
+        }
+    }
+
+    #[cfg(target_os = "macos")]
+    pub fn create_shortcut(
+        name: &str,
+        description: &str,
+        target: &str,
+        args: &str,
+        working_dir: &str,
+    ) -> Result<String, String> {
+        warn!("STUB! Creating shortcut is not implemented on macOS");
         Ok("".to_string())
     }
 
@@ -244,8 +295,17 @@ mod natives {
 
     /// Returns a list of running processes
     pub fn get_process_names() -> Vec<super::Process> {
-        // TODO: no-op
+        // a platform-independent implementation using sysinfo crate
-        vec![]
+        let mut processes: Vec<super::Process> = Vec::new();
+        let mut system = sysinfo::System::new();
+        system.refresh_all();
+        for (pid, procs) in system.get_process_list() {
+            processes.push(super::Process {
+                pid: *pid as usize,
+                name: procs.name().to_string(),
+            });
+        }
+        processes // return running processes
     }
 }