From b5dfe4bc5f200323df35a0af588c75891af1d327 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@higgsboson.tk>
Date: Sat, 26 Oct 2013 00:42:11 +0200
Subject: [PATCH] Watch Target um LaTeX automatisch zu kompellieren.

---
 .cmd_ok               |  0
 .gitignore            |  3 ++-
 Makefile              |  2 ++
 bericht/Makefile      | 10 +++++++++-
 bericht/check_cmds.sh | 13 +++++++++++--
 5 files changed, 24 insertions(+), 4 deletions(-)
 delete mode 100644 .cmd_ok

diff --git a/.cmd_ok b/.cmd_ok
deleted file mode 100644
index e69de29..0000000
diff --git a/.gitignore b/.gitignore
index 0035a6d..510c849 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,4 +26,5 @@
 *.synctex.gz
 *.fdb_latexmk
 *.fls
-bericht/.cmd_ok
+.cmd_ok
+.inotifywait
diff --git a/Makefile b/Makefile
index 8c4fce0..4f62a63 100644
--- a/Makefile
+++ b/Makefile
@@ -5,3 +5,5 @@ all:
 	done
 upload: all
 	rsync -avcL www/ lctp@devkid.net:/
+watch:
+	cd bericht && make watch
diff --git a/bericht/Makefile b/bericht/Makefile
index b557f73..916276c 100644
--- a/bericht/Makefile
+++ b/bericht/Makefile
@@ -1,7 +1,15 @@
 .cmd_ok:
-	./check_cmds.sh
+	./check_cmds.sh .cmd_ok rsync latexmk
+.inotifywait:
+	./check_cmds.sh .inotifywait inotifywait
 %.pdf: %.tex
 	latexmk -pdf $<
 all: .cmd_ok bericht.pdf
 clean:
 	latexmk -CA
+watch: .inotifywait
+	echo "Abort with Ctrl+C"
+	while (true); do\
+		inotifywait -e MOVE_SELF -e "modify" bericht.tex;\
+		latexmk -pdf bericht.tex; \
+	done
diff --git a/bericht/check_cmds.sh b/bericht/check_cmds.sh
index 6fecf7d..499428a 100755
--- a/bericht/check_cmds.sh
+++ b/bericht/check_cmds.sh
@@ -1,12 +1,21 @@
 #!/bin/bash
 
-NEEDED_COMMANDS="rsync latexmk"
+
+if [ "$#" -lt 2 ]; then
+  echo "USAGE: $0 file commands..."
+  exit 1
+fi
+
+FILE=$1
+shift
+NEEDED_COMMANDS=$@
 
 for cmd in ${NEEDED_COMMANDS} ; do
+  echo $cmd
   if ! command -v ${cmd} &> /dev/null ; then
     echo Please install ${cmd}!
     exit -1
   fi
 done
 
-touch .cmd_ok
+touch $FILE