github ci: fix linux deps and bump actions/checkout to v5

Author: d99kris

.github/workflows/linux.yml

@@ -13,6 +13,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v1
+      uses: actions/checkout@v5
     - name: Build Linux
       run: ./make.sh all

.github/workflows/macos.yml

@@ -13,6 +13,6 @@ jobs:
     runs-on: macos-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v1
+      uses: actions/checkout@v5
     - name: Build macOS
       run: ./make.sh all

make.sh

@@ -70,7 +70,7 @@ if [[ "${DEPS}" == "1" ]]; then
   if [ "${OS}" == "Linux" ]; then
     DISTRO="$(lsb_release -i | awk -F':\t' '{print $2}')"
     if [[ "${DISTRO}" == "Ubuntu" ]]; then
-      sudo apt install git cmake build-essential python3-six || exiterr "deps failed (linux), exiting."
+      sudo apt update && sudo apt install git cmake build-essential python3-six || exiterr "deps failed (linux), exiting."
     else
       exiterr "deps failed (unsupported linux distro ${DISTRO}), exiting."
     fi

src/cpuusage

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# Copyright (C) 2017-2025 Kristofer Berggren
+# Copyright (C) 2017-2026 Kristofer Berggren
 # All rights reserved.
 #
 # cpuusage is distributed under the BSD 3-Clause license, see LICENSE for
@@ -78,9 +78,9 @@ showusage()
 # Version
 showversion()
 {
-  echo "cpuusage v1.50"
+  echo "cpuusage v1.51"
   echo ""
-  echo "Copyright (C) 2017-2025 Kristofer Berggren"
+  echo "Copyright (C) 2017-2026 Kristofer Berggren"
   echo ""
   echo "cpuusage is distributed under the BSD 3-Clause license."
   echo ""

src/cpuusage.1

@@ -1,5 +1,5 @@
 .\" DO NOT MODIFY THIS FILE!  It was generated by help2man.
-.TH CPUUSAGE "1" "January 2025" "cpuusage v1.50" "User Commands"
+.TH CPUUSAGE "1" "May 2026" "cpuusage v1.51" "User Commands"
 .SH NAME
 cpuusage \- instrumentation CPU profiler
 .SH SYNOPSIS
@@ -126,6 +126,6 @@ Written by Kristofer Berggren
 .SH "REPORTING BUGS"
 Report bugs at https://github.com/d99kris/cpuusage
 .SH COPYRIGHT
-Copyright \(co 2017\-2025 Kristofer Berggren
+Copyright \(co 2017\-2026 Kristofer Berggren
 .PP
 cpuusage is distributed under the BSD 3\-Clause license.