arthurattwell · November 24, 2021 11:52 · Dec 8, 2018 · Dec 8, 2018 · Dec 8, 2018 · Nov 16, 2018
diff --git a/split.sh b/split.sh
@@ -1,18 +1,16 @@
 #!/bin/bash
 # That tells Linux to use a Bourne shell interpreter.
 
-# On OSX, run this script from the current directory.
-if [[ "$OSTYPE" == "darwin"* ]]; then
-	d -- "$(dirname "$0")"
-fi
+# Run this script from the current directory. (Required on OSX.)
+cd -- "$(dirname "$0")"
 
 # Don't echo these commands.
 set +v
 
 # Get the filename from the user.
 echo "Enter the file name to split: "
 read filename
-echo 'Splitting ' $filename ' ...'
+echo 'Splitting' $filename ' ...'
 
 # Replace the first of each set of YAML frontmatter
 # with a string delimiter we can replace later.
@@ -21,7 +19,7 @@ echo 'Splitting ' $filename ' ...'
 perl -i -0pe 's/(^---$)(.+?)(^---$)/---thisisnotthreehyphens$2---/gms' $filename
 
 # Get the number of splits we're going to do.
-frontmatter=$(grep -c "^\-\-\-thisisnotthreehyphens$" t.md)
+frontmatter=$(grep -c "^\-\-\-thisisnotthreehyphens$" "$filename")
 echo 'Found' $frontmatter 'markdown docs.'
 
 # Set the number of times we'll repeat the csplit.
@@ -49,4 +47,4 @@ for file in xx*
     done
 
 # All done!
-echo 'Done!'
+echo 'Done!'
diff --git a/split.sh b/split.sh
@@ -1,8 +1,10 @@
 #!/bin/bash
 # That tells Linux to use a Bourne shell interpreter.
 
-# Run this script from the current directory. (Required on OSX.)
-d -- "$(dirname "$0")"
+# On OSX, run this script from the current directory.
+if [[ "$OSTYPE" == "darwin"* ]]; then
+	d -- "$(dirname "$0")"
+fi
 
 # Don't echo these commands.
 set +v
@@ -18,10 +20,16 @@ echo 'Splitting ' $filename ' ...'
 # one line at a time.
 perl -i -0pe 's/(^---$)(.+?)(^---$)/---thisisnotthreehyphens$2---/gms' $filename
 
+# Get the number of splits we're going to do.
+frontmatter=$(grep -c "^\-\-\-thisisnotthreehyphens$" t.md)
+echo 'Found' $frontmatter 'markdown docs.'
+
+# Set the number of times we'll repeat the csplit.
+# This should be one less than the number of frontmatters.
+csplitRepeats=$(($frontmatter-1))
+
 # Split the file at the delimiter we just created.
-# OSX's csplit can't use {*}, so we use a real number 10000.
-# This means, technically, this will only split up to 10000 files.
-csplit -ks $filename '/---thisisnotthreehyphens/' {10000}
+csplit -ks $filename '/---thisisnotthreehyphens/' {$csplitRepeats}
 
 # In the original file and the files we just created,
 # remove the string we put there as a delimiter.
@@ -35,7 +43,9 @@ rm xx00
 for file in xx*
     do
         perl -i -pe 's/---thisisnotthreehyphens/---/' $file
-        mv "$file" "${file/xx/}.md"
+        newFilename=${file/xx/}.md
+        mv "$file" "$newFilename"
+        echo 'Created' $newFilename
     done
 
 # All done!

diff --git a/split.sh b/split.sh
@@ -1,33 +1,41 @@
 #!/bin/bash
 # That tells Linux to use a Bourne shell interpreter.
-# Don't echo these commands:
+
+# Run this script from the current directory. (Required on OSX.)
+d -- "$(dirname "$0")"
+
+# Don't echo these commands.
 set +v
 
-# Get the filename from the user
+# Get the filename from the user.
 echo "Enter the file name to split: "
 read filename
+echo 'Splitting ' $filename ' ...'
 
 # Replace the first of each set of YAML frontmatter
 # with a string delimiter we can replace later.
 # This is necessary because csplit can only search
 # one line at a time.
 perl -i -0pe 's/(^---$)(.+?)(^---$)/---thisisnotthreehyphens$2---/gms' $filename
 
-# Split the file at the delimiter we just created
-csplit -ks $filename '/---thisisnotthreehyphens/' {*}
+# Split the file at the delimiter we just created.
+# OSX's csplit can't use {*}, so we use a real number 10000.
+# This means, technically, this will only split up to 10000 files.
+csplit -ks $filename '/---thisisnotthreehyphens/' {10000}
 
 # In the original file and the files we just created,
+# remove the string we put there as a delimiter.
 perl -i -pe 's/---thisisnotthreehyphens/---/' $filename
 
-# Remove the first, blank file (we assume there is
-# nothing before our first --- that we want to keep)
+# Remove the first, blank file. (We assume there is
+# nothing before our first '---' that we want to keep.)
 rm xx00
 
-# Put back the --- in the files we created, and rename them
+# Put back the '---' in the files we created, and rename them.
 for file in xx*
     do
         perl -i -pe 's/---thisisnotthreehyphens/---/' $file
-        rename -f 's/xx(\d+)/$1.md/' $file
+        mv "$file" "${file/xx/}.md"
     done
 
 # All done!

diff --git a/split.sh b/split.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+# That tells Linux to use a Bourne shell interpreter.
+# Don't echo these commands:
+set +v
+
+# Get the filename from the user
+echo "Enter the file name to split: "
+read filename
+
+# Replace the first of each set of YAML frontmatter
+# with a string delimiter we can replace later.
+# This is necessary because csplit can only search
+# one line at a time.
+perl -i -0pe 's/(^---$)(.+?)(^---$)/---thisisnotthreehyphens$2---/gms' $filename
+
+# Split the file at the delimiter we just created
+csplit -ks $filename '/---thisisnotthreehyphens/' {*}
+
+# In the original file and the files we just created,
+perl -i -pe 's/---thisisnotthreehyphens/---/' $filename
+
+# Remove the first, blank file (we assume there is
+# nothing before our first --- that we want to keep)
+rm xx00
+
+# Put back the --- in the files we created, and rename them
+for file in xx*
+    do
+        perl -i -pe 's/---thisisnotthreehyphens/---/' $file
+        rename -f 's/xx(\d+)/$1.md/' $file
+    done
+
+# All done!
+echo 'Done!'