From 340995f6f9a8c7b80f8f0b4a8057f3c1ef4649c7 Mon Sep 17 00:00:00 2001
From: Luke Smith <luke@lukesmith.xyz>
Date: Wed, 11 Nov 2020 17:04:28 -0500
Subject: [PATCH] compiler tweaks

---
 .local/bin/compiler | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/.local/bin/compiler b/.local/bin/compiler
index ff76add..3c2d204 100755
--- a/.local/bin/compiler
+++ b/.local/bin/compiler
@@ -4,7 +4,7 @@
 # have this script run via vim.
 #
 # Compiles .tex. groff (.mom, .ms), .rmd, .md, .org.  Opens .sent files as sent
-# presentations.  Runs scripts based on extention or shebang
+# presentations. Runs scripts based on extention or shebang.
 #
 # Note that .tex files which you wish to compile with XeLaTeX should have the
 # string "xelatex" somewhere in a comment/command in the first 5 lines.
@@ -14,23 +14,24 @@ dir=${file%/*}
 base="${file%.*}"
 ext="${file##*.}"
 
-cd "$dir" || exit
+cd "$dir" || exit 1
 
 textype() { \
 	command="pdflatex"
-	( sed 5q "$file" | grep -i -q 'xelatex' ) && command="xelatex"
+	( head -n5 "$file" | grep -qi 'xelatex' ) && command="xelatex"
 	$command --output-directory="$dir" "$base" &&
-	grep -i addbibresource "$file" >/dev/null &&
+	grep -qi addbibresource "$file" &&
 	biber --input-directory "$dir" "$base" &&
 	$command --output-directory="$dir" "$base" &&
 	$command --output-directory="$dir" "$base"
 }
 
 case "$ext" in
+	# Try to keep these cases in alphabetical order.
 	[0-9]) preconv "$file" | refer -PS -e | groff -mandoc -T pdf > "$base".pdf ;;
 	c) cc "$file" -o "$base" && "$base" ;;
-	go) go run "$file" ;;
 	cpp) g++ "$file" -o "$base" && "$base" ;;
+	go) go run "$file" ;;
 	h) sudo make install ;;
 	m) octave "$file" ;;
 	md)	if  [ -x "$(command -v lowdown)" ]; then
@@ -42,13 +43,13 @@ case "$ext" in
 		fi ; ;;
 	mom) preconv "$file" | refer -PS -e | groff -mom -kept -T pdf > "$base".pdf ;;
 	ms) preconv "$file" | refer -PS -e | groff -me -ms -kept -T pdf > "$base".pdf ;;
+	org) emacs "$file" --batch -u "$USER" -f org-latex-export-to-pdf ;;
 	py) python "$file" ;;
 	[rR]md) Rscript -e "rmarkdown::render('$file', quiet=TRUE)" ;;
 	rs) cargo build ;;
-   sass) sassc -a "$file" "$base.css" ;;
+	sass) sassc -a "$file" "$base.css" ;;
 	scad) openscad -o "$base".stl "$file" ;;
 	sent) setsid -f sent "$file" 2>/dev/null ;;
 	tex) textype "$file" ;;
-	org) emacs "$file" --batch -u "$USER" -f org-latex-export-to-pdf ;;
-	*) sed 1q "$file" | grep "^#!/" | sed "s/^#!//" | xargs -r -I % "$file" ;;
+	*) head -n1 "$file" | grep "^#!/" | sed "s/^#!//" | xargs -r -I % "$file" ;;
 esac