Add gitlab CI stuff for binary mode

This makes gitlab auto build binary mode packages for the stable branch.

.gitlab-ci.yml

@@ -0,0 +1,26 @@
+# File responsible for building the cathook "binary package"
+
+image: "nullworks/cathook-ci-ubuntu:latest"
+
+variables:
+    GIT_SUBMODULE_STRATEGY: recursive
+stages:
+  - build
+
+pages:
+  script:
+    # Build cathook
+    - mkdir build_cathook && pushd build_cathook && cmake .. && make && popd
+    # Create the "package" containing everything needed
+    - mkdir package && mv ./bin/libcathook.so ./package/libcathook.so && mv ./data ./package/data && mv ./config_data ./package/config_data && mv ./scripts/binarypackage/install ./package/install && mv ./scripts/binarypackage/attach ./package/attach
+    # Build a static gdb
+    - mkdir build_gdb && pushd build_gdb && wget http://ftp.gnu.org/gnu/gdb/gdb-9.1.tar.xz -O gdb.tar.xz && tar xf gdb.tar.xz --strip-components 1 && mkdir build && pushd build && ../configure --prefix=<> --enable-static=yes --enable-inprocess-agent=no CFLAGS="-static -Os -s" CXXFLAGS="-Os -s -static" && make && popd && popd
+    # Create public directory
+    - mkdir public && tar -czf ./public/package.tar.gz ./package/ && mv ./build_gdb/build/gdb/gdb ./public/gdb
+  artifacts:
+    paths:
+    - public
+    expire_in: 1 weeks
+  stage: build
+  only:
+    - stable

scripts/binarypackage/attach

@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+
+# Error codes:
+# 1 Generic
+# 2 TF2 not running
+
+set -e
+
+[[ ! -z "$SUDO_USER" ]] && RUNUSER="$SUDO_USER" || RUNUSER="$LOGNAME"
+
+line=$(pgrep -u $RUNUSER hl2_linux || true)
+arr=($line)
+
+if [ $# == 1 ]; then
+    proc=$1
+else
+    if [ ${#arr[@]} == 0 ]; then
+        echo TF2 isn\'t running!
+        exit 2
+    fi
+    proc=${arr[0]}
+fi
+
+echo Running instances: "${arr[@]}"
+echo Attaching to "$proc"
+
+#sudo ./detach $inst bin/libcathook.so
+
+#if grep -q "$(realpath bin/libcathook.so)" /proc/"$proc"/maps; then
+#  echo already loaded
+#  exit
+#fi
+
+# pBypass for crash dumps being sent
+# You may also want to consider using -nobreakpad in your launch options.
+mkdir -p /tmp/dumps # Make it as root if it doesnt exist
+chown root:root /tmp/dumps # Claim it as root
+chmod 000 /tmp/dumps # No permissions
+
+FILENAME="/tmp/.gl$(head /dev/urandom | tr -dc 'a-zA-Z0-9' | head -c 6)"
+
+cp "libcathook.so" "$FILENAME"
+
+echo loading "$FILENAME" to "$proc"
+
+
+gdbbin="gdb"
+if ! [ -x "$(command -v gdb)" ]; then
+  gdbbin="../gdb"
+  chmod +x "$gdbbin"
+fi
+
+$gdbbin -n -q -batch \
+    -ex "attach $proc" \
+    -ex "set \$dlopen = (void*(*)(char*, int)) dlopen" \
+    -ex "call \$dlopen(\"$FILENAME\", 1)" \
+    -ex "call dlerror()" \
+    -ex 'print (char *) $2' \
+    -ex "detach" \
+    -ex "quit"
+
+rm $FILENAME

scripts/binarypackage/install

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+#!/bin/bash
+\cp -rf ./data/ ../
+\cp -nr ./config_data/* ../data

scripts/binarypackage/readme

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+Just some scripts used by the "binary" version of cathook available in cathook-gui. Ignore this if you are just using cathook.