tekknolagi · seshrs · Feb 3, 2022 · Feb 3, 2022 · Feb 4, 2022 · Feb 9, 2022
diff --git a/Gemfile b/Gemfile
@@ -1,6 +1,9 @@
+# frozen_string_literal: true
 source 'https://rubygems.org'
 
 group :jekyll_plugins do
   gem 'github-pages'
-  gem 'jekyll-theme-primer'
+  # Jekyll requires webrick, but it is no longer bundled with Ruby 3
+  # https://github.com/jekyll/jekyll/issues/8523
+  gem 'webrick'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
@@ -225,6 +225,8 @@ GEM
       jekyll-seo-tag (~> 2.1)
     minitest (5.14.4)
     multipart-post (2.1.1)
+    nokogiri (1.12.4-x86_64-darwin)
+      racc (~> 1.4)
     nokogiri (1.12.4-x86_64-linux)
       racc (~> 1.4)
     octokit (4.21.0)
@@ -265,14 +267,16 @@ GEM
       unf_ext
     unf_ext (0.0.7.7)
     unicode-display_width (1.7.0)
+    webrick (1.7.0)
     zeitwerk (2.4.2)
 
 PLATFORMS
+  x86_64-darwin-20
   x86_64-linux
 
 DEPENDENCIES
   github-pages
-  jekyll-theme-primer
+  webrick
 
 BUNDLED WITH
    2.2.26
diff --git a/_config.yml b/_config.yml
@@ -2,13 +2,26 @@ title: Introduction to Software Development Tooling
 description: >
   Learn the command line, version control, build systems, and correctness in
   Tufts' CS 50ISDT.
-theme: jekyll-theme-primer
 google_analytics: UA-26440738-1
 url: 'https://bernsteinbear.com'
 baseurl: /isdt
+favicon: /favicon.ico
 permalink: pretty
 exclude:
   - README.md
   - LICENSE
   - Gemfile
   - Gemfile.lock
+
+# Configuration for Primer Spec
+# https://github.com/eecs485staff/primer-spec
+remote_theme: eecs485staff/primer-spec
+kramdown:
+  input: GFM
+plugins:
+  - jekyll-remote-theme
+  - jekyll-optional-front-matter
+  - jekyll-readme-index
+  - jekyll-relative-links
+  - jekyll-default-layout
+  - jemoji
diff --git a/assets/css/style.scss b/assets/css/style.scss
diff --git a/assignments/01-cli-investigative.md b/assignments/01-cli-investigative.md
@@ -1,14 +1,15 @@
 ---
+layout: spec
 ---
 
 # Homework 1: CLI, Investigative
 
 ## Important: use Bash!
-
+<div class="primer-spec-callout danger" markdown="1">
 For this and all future assignments, please make sure you are using Bash as
 your shell, as that's what this course will focus on for the reasons described
 in [lecture](../lecture-notes/1-cli.html). The Tufts CS department's default
-shell for new users is tcsh, so unless you've asked to have yours
+shell for new users is `tcsh`, so unless you've asked to have yours
 changed[^change-shell], you'll need to run `bash -l` *each time you connect to
 the server prior to working on coursework*. Your prompt won't look any
 different after running this command, but you can run `echo $0` to check which
@@ -21,6 +22,7 @@ shell you're using.
     database of students and staff, which only the department administrators
     can modify. To change your default shell to bash, write an email to
     [[email protected]](mailto:[email protected]).
+</div>
 
 ## CaLIsthenics: what's on the homework server?
 
@@ -73,10 +75,12 @@ syllabus for an example) with each:
    extension. We do not care about whitespace, field order, or whether each
    line includes extra fields beyond these two.
 
+   <div class="primer-spec-callout info" markdown="1">
    *Hint:* `\.[^/.]*$` is a regular expression that matches a literal dot
    (`.`), followed by any number of characters that are not a dot or a forward
    slash, followed by the end of a line. In other words, it matches the
    extension of files from line(s) containing file paths.
+   </div>
 
    This is not a trivial problem. Expect to have several different commands in
    your pipeline. Please ask for help early if you are struggling.

diff --git a/assignments/02-cli-constructive.md b/assignments/02-cli-constructive.md
@@ -1,4 +1,5 @@
 ---
+layout: spec
 ---
 
 # Homework 2: CLI, Constructive
@@ -33,7 +34,7 @@ tree, the `.snapshot/` directory only shows up in listings (`ls -a`) in your
 top-level home directory. However, it is also present in every subdirectory if
 you specifically ask for it:
 
-```
+```console
 $ ls -a Documents/  # No .snapshot/ listed!
 .  ..  do-not-read  top-secret-file
 $ ls Documents/.snapshot/
@@ -175,11 +176,13 @@ comp50isdt cli-constructive whats-new.sh myls.c`. You must be logged into the
 homework server to use Provide.
 
 ## Just for fun...
+<div class="primer-spec-callout warning" markdown="1">
 **At this point, you are done with the assignment. You need not read anything
 past this point if you don't want to.** However, if you're looking for a
 challenge, or if you want to learn some tricks involving syscalls and shared
 libraries in Linux, feel free to take a stab at the following. Expect to do a
 lot of Googling here, as we have not taken care to define every term we use.
+</div>
 
 ### Step 1: use `LD_PRELOAD` to intercept `opendir`
 `opendir()` and `readdir()` are not themselves syscalls; instead, they're

diff --git a/assignments/03-vcs-investigative.md b/assignments/03-vcs-investigative.md
@@ -1,4 +1,5 @@
 ---
+layout: spec
 ---
 
 # Homework 3: VCS, Investigative
@@ -79,7 +80,7 @@ easier to clone and use the CLI.
    around.
    1. What was the first commit? Please provide the hash.
    1. How many files were in it?
-   1. Who authored the commit 1aec7078c4d173ff15ca15ce8ffd1a276d9c03b9? What
+   1. Who authored the commit `1aec7078c4d173ff15ca15ce8ffd1a276d9c03b9`? What
       GitHub pull request does it belong to? This question requires some use of
       the GitHub UI.
    1. Comment on the quality of the commit message. What would you change about

diff --git a/assignments/04-vcs-constructive.md b/assignments/04-vcs-constructive.md
@@ -1,4 +1,5 @@
 ---
+layout: spec
 ---
 # Homework 4: VCS, Constructive
 

diff --git a/assignments/05-bld-investigative.md b/assignments/05-bld-investigative.md
@@ -1,4 +1,5 @@
 ---
+layout: spec
 ---
 # Homework 5: BLD, Investigative
 

diff --git a/assignments/06-bld-constructive.md b/assignments/06-bld-constructive.md
@@ -1,3 +1,6 @@
+---
+layout: spec
+---
 # Homework 6: BLD, Constructive
 
 ## Build me up, buttercup

diff --git a/assignments/07-cor-investigative.md b/assignments/07-cor-investigative.md
@@ -1,4 +1,5 @@
 ---
+layout: spec
 ---
 # Homework 7: COR, Investigative
 

diff --git a/index.md b/index.md
@@ -1,6 +1,21 @@
 ---
+layout: spec
+disableSidebar: true
 ---
 
+<style>
+  .navbar {
+    list-style-type: none;
+    margin: 0;
+    padding: 0 !important;
+  }
+
+  .navbar li {
+      display: inline;
+      padding-right: 16px;
+      font-size: 20px;
+  }
+</style>
 <ul class="navbar">
   <li><a href="#administrivia">Administrivia</a></li>
   <li><a href="#schedule">Schedule</a></li>
@@ -189,4 +204,14 @@ course:
 * Berkeley's [EECS201](https://www.eecs.umich.edu/courses/eecs201/)
 * Berkeley's [CS9E](https://www2.eecs.berkeley.edu/Courses/CS9E/)
 
-<div id="elephant"><img src="assets/images/jumbo.png" alt="Jumbo on a laptop" /></div>
+<style>
+  div#elephant img {
+    width: 100px;
+    position: fixed;
+    right: 0;
+    bottom: 0;
+  }
+</style>
+<div id="elephant">
+  <img src="assets/images/jumbo.png" alt="Jumbo on a laptop" />
+</div>