add hugetop command

Author: Franklin-Qi

.github/workflows/ci.yml

@@ -50,9 +50,8 @@ jobs:
       - name: build and test all programs separately
         shell: bash
         run: |
-          ## TODO: add hugetop
           set -e
-          programs="free pgrep pidof pidwait pkill pmap ps pwdx skill slabtop snice sysctl tload top vmstat w watch"
+          programs="free hugetop pgrep pidof pidwait pkill pmap ps pwdx skill slabtop snice sysctl tload top vmstat w watch"
           for program in $programs; do
             echo "Building and testing $program"
             cargo test -p "uu_$program"

Cargo.lock

@@ -1,3 +1,5 @@
+[workspace]
+members = ["src/uu/hugetop"]
 # procps (uutils)
 # * see the repository LICENSE, README, and CONTRIBUTING files for more information
 
@@ -33,6 +35,7 @@ uudoc = []
 
 feat_common_core = [
     "free",
+    "hugetop",
     "pgrep",
     "pidof",
     "pidwait",
@@ -94,6 +97,7 @@ uucore = { workspace = true }
 
 #
 free = { optional = true, version = "0.0.1", package = "uu_free", path = "src/uu/free" }
+hugetop = { optional = true, version = "0.0.1", package = "uu_hugetop", path = "src/uu/hugetop" }
 pgrep = { optional = true, version = "0.0.1", package = "uu_pgrep", path = "src/uu/pgrep" }
 pidof = { optional = true, version = "0.0.1", package = "uu_pidof", path = "src/uu/pidof" }
 pidwait = { optional = true, version = "0.0.1", package = "uu_pidwait", path = "src/uu/pidwait" }

Cargo.toml

@@ -13,6 +13,7 @@ Provides command line and full screen utilities for browsing procfs, a "pseudo"
 
 Ongoing:
 * `free`: Shows the amount of free and used memory in the system.
+* `hugetop`: Report hugepage usage of processes and the system as a whole.
 * `pgrep`: Searches for processes based on name and other attributes.
 * `pidof`: Find the process ID of a running program.
 * `pidwait`: Waits for a specific process to terminate.
@@ -30,9 +31,6 @@ Ongoing:
 * `w`: Shows who is logged on and what they are doing.
 * `watch`: Executes a program periodically, showing output fullscreen.
 
-TODO:
-* `hugetop`: Report hugepage usage of processes and the system as a whole.
-
 Elsewhere:
 
  * `kill` is already implemented in https://github.com/uutils/coreutils

README.md

@@ -0,0 +1,28 @@
+[package]
+name = "uu_hugetop"
+description = "hugetop ~ (uutils) Report hugepage usage for the system and processes"
+repository = "https://github.com/uutils/procps/tree/main/src/uu/hugetop"
+authors.workspace = true
+categories.workspace = true
+edition.workspace = true
+homepage.workspace = true
+keywords.workspace = true
+license.workspace = true
+version.workspace = true
+
+[lints]
+workspace = true
+
+[dependencies]
+clap = { workspace = true }
+uucore = { workspace = true }
+
+[dev-dependencies]
+tempfile = { workspace = true }
+
+[lib]
+path = "src/hugetop.rs"
+
+[[bin]]
+name = "hugetop"
+path = "src/main.rs"