export variables and use them in subprocesses

src/main.sh

@@ -5,77 +5,96 @@ set -eu
 err() {
   echo "❌ $1" >/dev/tty
 }
-# Read configuration
-CONFIGFILE="$HOME/.config/fzf-vjour/config"
-if [ ! -f "$CONFIGFILE" ]; then
-  err "Configuration '$CONFIGFILE' not found."
-  exit 1
-fi
-# shellcheck source=/dev/null
-. "$CONFIGFILE"
-if [ -z "${ROOT:-}" ] || [ -z "${SYNC_CMD:-}" ] || [ -z "${COLLECTION_LABELS:-}" ]; then
-  err "Configuration is incomplete."
-  exit 1
-fi
 
-# Tools
-if command -v "fzf" >/dev/null; then
-  FZF="fzf"
-else
-  err "Did not find the command-line fuzzy finder fzf."
-  exit 1
-fi
-if command -v "uuidgen" >/dev/null; then
-  UUIDGEN="uuidgen"
-else
-  err "Did not find the uuidgen command."
-  exit 1
-fi
-if command -v "bat" >/dev/null; then
-  CAT="bat"
-elif command -v "batcat" >/dev/null; then
-  CAT="batcat"
-fi
-CAT=${CAT:+$CAT --color=always --style=numbers --language=md}
-CAT=${CAT:-cat}
+if [ -z "${FZF_VJOUR_USE_EXPORTED:-}" ]; then
+  # Read configuration
+  CONFIGFILE="$HOME/.config/fzf-vjour/config"
+  if [ ! -f "$CONFIGFILE" ]; then
+    err "Configuration '$CONFIGFILE' not found."
+    exit 1
+  fi
+  # shellcheck source=/dev/null
+  . "$CONFIGFILE"
+  if [ -z "${ROOT:-}" ] || [ -z "${SYNC_CMD:-}" ] || [ -z "${COLLECTION_LABELS:-}" ]; then
+    err "Configuration is incomplete."
+    exit 1
+  fi
+  export ROOT
+  export SYNC_CMD
+  export COLLECTION_LABELS
 
-### AWK SCRIPTS
-AWK_ALTERTODO=$(
-  cat <<'EOF'
+  # Tools
+  if command -v "fzf" >/dev/null; then
+    FZF="fzf"
+  else
+    err "Did not find the command-line fuzzy finder fzf."
+    exit 1
+  fi
+  export FZF
+
+  if command -v "uuidgen" >/dev/null; then
+    UUIDGEN="uuidgen"
+  else
+    err "Did not find the uuidgen command."
+    exit 1
+  fi
+  export UUIDGEN
+
+  if command -v "bat" >/dev/null; then
+    CAT="bat"
+  elif command -v "batcat" >/dev/null; then
+    CAT="batcat"
+  fi
+  CAT=${CAT:+$CAT --color=always --style=numbers --language=md}
+  CAT=${CAT:-cat}
+  export CAT
+
+  ### AWK SCRIPTS
+  AWK_ALTERTODO=$(
+    cat <<'EOF'
 @@include src/awk/altertodo.awk
 EOF
-)
+  )
+  export AWK_ALTERTODO
 
-AWK_EXPORT=$(
-  cat <<'EOF'
+  AWK_EXPORT=$(
+    cat <<'EOF'
 @@include src/awk/export.awk
 EOF
-)
+  )
+  export AWK_EXPORT
 
-AWK_GET=$(
-  cat <<'EOF'
+  AWK_GET=$(
+    cat <<'EOF'
 @@include src/awk/get.awk
 EOF
-)
+  )
+  export AWK_GET
 
-AWK_LIST=$(
-  cat <<'EOF'
+  AWK_LIST=$(
+    cat <<'EOF'
 @@include src/awk/list.awk
 EOF
-)
+  )
+  export AWK_LIST
 
-AWK_NEW=$(
-  cat <<'EOF'
+  AWK_NEW=$(
+    cat <<'EOF'
 @@include src/awk/new.awk
 EOF
-)
+  )
+  export AWK_NEW
 
-AWK_UPDATE=$(
-  cat <<'EOF'
+  AWK_UPDATE=$(
+    cat <<'EOF'
 @@include src/awk/update.awk
 EOF
-)
-### END OF AWK SCRIPTS
+  )
+  export AWK_UPDATE
+  ### END OF AWK SCRIPTS
+  FZF_VJOUR_USE_EXPORTED="yes"
+  export FZF_VJOUR_USE_EXPORTED
+fi
 
 __lines() {
   find "$ROOT" -type f -name '*.ics' -print0 | xargs -0 -P 0 \
@@ -133,7 +152,7 @@ if [ "${1:-}" = "--delete" ]; then
   file=$(__filepath_from_selection "$2")
   summary=$(awk -v field="SUMMARY" "$AWK_GET" "$file")
   while true; do
-    printf "Do you want to delete the entry with the title \"%s\"? (yes/no)" "$summary" >/dev/tty
+    printf "Do you want to delete the entry with the title \"%s\"? (yes/no): " "$summary" >/dev/tty
     read -r yn
     case $yn in
     "yes")