From 4a7266651c7f1575953c50257a3bb3d2c4bf9490 Mon Sep 17 00:00:00 2001
From: "martin f. krafft" <madduck@madduck.net>
Date: Tue, 23 Oct 2018 14:14:26 +1300
Subject: [PATCH] generalise bgrunning via FIFO

---
 .mutt/bgrun                      | 21 +++++++++++----------
 .mutt/{browserrun => bgrun-fifo} |  0
 .mutt/mailcap.backgrounding      |  2 +-
 3 files changed, 12 insertions(+), 11 deletions(-)
 rename .mutt/{browserrun => bgrun-fifo} (100%)

diff --git a/.mutt/bgrun b/.mutt/bgrun
index 937542d..6e16630 100755
--- a/.mutt/bgrun
+++ b/.mutt/bgrun
@@ -37,13 +37,14 @@ launch_viewer() {
   run-mailcap --action=view "$1":"$2" > output.stdout 2> output.stderr
 }
 
+MIMETYPE="$1"
+TEMPFILE=$(tempfile -d . -p mutt -s $(guess_extension "$MIMETYPE"))
+
 case "$SELF" in
   (bgrun)
     # make a copy of the file, then launch a shell process in the background
     # to divert to run-mailcap, after which the temporary directory gets
     # cleaned up.
-    MIMETYPE="$1"
-    TEMPFILE=$(tempfile -d . -p mutt -s $(guess_extension "$MIMETYPE"))
     cat > "$TEMPFILE"
     (
     launch_viewer "$MIMETYPE" "$TEMPFILE"
@@ -55,19 +56,19 @@ case "$SELF" in
     ) &
     trap - 1 2 3 4 5 6 7 8 10 11 12 13 14 15
     ;;
-  (browserrun)
-    # hack to stay around until the browser has read the file: make a fifo and
+  (bgrun-fifo)
+    # hack to stay around until the viewer has read the file: make a fifo and
     # wait for the cat process to finish writing to it, which means that it
     # must have been consumed on the other end.
-    mkfifo mutt.html
-    TEMPFILE=$(tempfile -d . -p mutt -s .html)
     cat > "$TEMPFILE"
-    cat "$TEMPFILE" > mutt.html &
-    # For some reason, we do have to write a tempfile and cannot seem tu
+    FIFO="${TEMPFILE%/*}/fifo-${TEMPFILE##*/}"
+    mkfifo "$FIFO"
+    cat "$TEMPFILE" > "$FIFO" &
+    # For some reason, we do have to write a tempfile and cannot seem to
     # redirect stdin directly to the fifo, i.e. this does not work instead of
     # the previous three lines:
-    ## cat > mutt.html &
-    launch_viewer text/html ${PWD}/mutt.html
+    ## cat > "$FIFO" &
+    launch_viewer "$MIMETYPE" "${FIFO}"
     wait
     cleanup
     ;;
diff --git a/.mutt/browserrun b/.mutt/bgrun-fifo
similarity index 100%
rename from .mutt/browserrun
rename to .mutt/bgrun-fifo
diff --git a/.mutt/mailcap.backgrounding b/.mutt/mailcap.backgrounding
index bfb4554..3e12f18 100644
--- a/.mutt/mailcap.backgrounding
+++ b/.mutt/mailcap.backgrounding
@@ -1,7 +1,7 @@
 #
 # Mutt mailcap for backgrounding 
 
-text/html; ~/.mutt/browserrun; description=Open file in browser via FIFO
+text/html; ~/.mutt/bgrun-fifo %t; description=Open file in browser via FIFO
 application/*; ~/.mutt/bgrun %t; description=Backgrounded run of run-mailcap
 image/*; ~/.mutt/bgrun %t; description=Backgrounded run of run-mailcap
 #multipart/related; ~/.mutt/viewmailattachments; description=Backgrounded loading of HTML message with related parts
-- 
2.39.5