From 42d1920cf413a734f617942022777d420765ab4f Mon Sep 17 00:00:00 2001
From: Andrew Stowell <andrew@digitaladapt.com>
Date: Tue, 26 Sep 2023 14:30:31 +0000
Subject: [PATCH] new pull-all script, updated fetch-all to optionally work
 with symlinks.

---
 fetch-all.sh | 50 +++++++++++++++++++++++++++++++++++---------------
 pull-all.sh  | 43 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 78 insertions(+), 15 deletions(-)
 create mode 100755 pull-all.sh

diff --git a/fetch-all.sh b/fetch-all.sh
index 3ec6d9d..94556ed 100755
--- a/fetch-all.sh
+++ b/fetch-all.sh
@@ -1,23 +1,43 @@
 #!/bin/bash
-# perform a "git fetch" on each location specified (recursively), or current location if none specified.
-# will quietly ignore any git repo stored in a folder you lack permission on.
-# fetch-all.sh # current location implied
-# fetch-all.sh ~/my-projects /var/group-projects
 
+# perform a "git fetch" on each location specified (recursively), or current location if none specified.
+# git will quietly ignore any git repo stored in a folder you lack permission on.
+# fetch does not effect local files, just updating information about repo from remote.
+#
+# will only search symbolic links when passed "-l" option, must be before any locations
+# fetch-all.sh [-l] # current location implied
+# fetch-all.sh [-l] ~/my-projects /var/group-projects
+
+# check for "-l" in command prompt
+followLinks="-H"
+while getopts "l" option; do
+    case $option in
+        l)
+            followLinks="-L"
+            ;;
+    esac
+done
+shift "$((OPTIND-1))"
+
+if [[ "-H" == "$followLinks" ]]; then
+    echo "use -l to follow symbolic links"
+fi
+
+# function to process each location
 function process_git_fetch () {
-    STARTED_IN=`pwd`
-    for location in "$@"; do
-        echo -n "----- git fetch $location "
-        printf "%*.*s" 0 $((40 - ${#location} )) "----------------------------------------"
-        echo "-----"
-        cd "$location"
-        git fetch --prune
-    done
-    cd "$STARTED_IN"
+    startedIn=`pwd`
+    location=$(dirname "$@")
+    echo -n "----- git fetch $location "
+    printf "%*.*s" 0 $((40 - ${#location} )) "----------------------------------------"
+    echo "-----"
+    cd "$location"
+    git fetch --tags --prune
+    cd "$startedIn"
 }
 
 # find all folders named ".git" under given locations,
 # and call process_git_fetch on each location that was found.
-# only works because you can fetch while inside the ".git" folder (can not git status).
+# we then work on the folder that contained the ".git" folder.
+
+find "$followLinks" "$@" -type d -name ".git" | while read file; do process_git_fetch "$file"; done
 
-find "$@" -type d -name ".git" 2> /dev/null | while read file; do process_git_fetch "$file"; done
diff --git a/pull-all.sh b/pull-all.sh
new file mode 100755
index 0000000..96d2da5
--- /dev/null
+++ b/pull-all.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+
+# perform a "git pull" on each location specified (recursively), or current location if none specified.
+# git will quietly ignore any git repo stored in a folder you lack permission on.
+# pull will not go through if there are uncommitted local changes, or if the branch has no upstream.
+#
+# will only search symbolic links when passed "-l" option, must be before any locations
+# pull-all.sh [-l] # current location implied
+# pull-all.sh [-l] ~/my-projects /var/group-projects
+
+# check for "-l" in command prompt
+followLinks="-H"
+while getopts "l" option; do
+    case $option in
+        l)
+            followLinks="-L"
+            ;;
+    esac
+done
+shift "$((OPTIND-1))"
+
+if [[ "-H" == "$followLinks" ]]; then
+    echo "use -l to follow symbolic links"
+fi
+
+# function to process each location
+function process_git_pull () {
+    startedIn=`pwd`
+    location=$(dirname "$@")
+    echo -n "----- git pull $location "
+    printf "%*.*s" 0 $((40 - ${#location} )) "----------------------------------------"
+    echo "-----"
+    cd "$location"
+    git pull --ff-only
+    cd "$startedIn"
+}
+
+# find all folders named ".git" under given locations,
+# and call process_git_pull on each location that was found.
+# we then work on the folder that contained the ".git" folder.
+
+find "$followLinks" "$@" -type d -name ".git" | while read file; do process_git_pull "$file"; done
+