Add dt git hook to avoid rawspeed change.

.githooks/README

@@ -0,0 +1,3 @@
+To activate:
+
+$ git config core.hooksPath .githooks

.githooks/pre-commit

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+# Hash using its key as a search Regex, and its value as associated
+# error message.
+
+declare -A PATTERNS;
+PATTERNS['src/external/rawspeed']="use --no-verify to change rawspeed";
+
+# Loop over staged files and check for any specific pattern listed in
+# PATTERNS keys.
+# Filter only added (A), copied (C), modified (M) files
+
+declare -a errors
+
+for file in $(git diff --staged --name-only --diff-filter=ACM --no-color); do
+    for elem in ${!PATTERNS[*]} ; do
+        if [ ! -z "${PATTERNS[${file}]}" ]; then
+            errors+=("${PATTERNS[${file}]}")
+        fi
+    done
+done
+
+# Print errors
+for error in "${errors[@]}"; do
+  echo -e "\033[1;31m${error}\033[0m"
+done
+
+# If there is any error, then stop commit creation
+if ! [ ${#errors[@]} -eq 0 ]; then
+  exit 1
+fi

.gitmodules

@@ -2,4 +2,3 @@
 	path = src/external/rawspeed
 	url = https://github.com/darktable-org/rawspeed.git
 	branch = develop
-	ignore = all

build.sh

@@ -2,6 +2,9 @@
 
 set -e
 
+# setup local hooks
+git config core.hooksPath .githooks
+
 DT_SRC_DIR=$(dirname "$0")
 DT_SRC_DIR=$(cd "$DT_SRC_DIR" && pwd -P)
 
@@ -327,4 +330,3 @@ fi
 
 # install the binaries
 eval "$cmd_install"
-