Made build scripts work regardless of cwd

README.md

@@ -28,11 +28,11 @@ COPY --from=tdlib /tdlib /tdlib/
 
 The files used to build the images are located in the [GitHub repository](https://github.com/dancojocaru2000/tdlib-docker).
 
-To build an image, enter the directory of either `alpine`, `debian` or `ubuntu` and run one of the following commands:
+To build an image, run one of the following commands:
 
-- `env ALPINE_VERSION=3 ./build.sh 1.7.0`
-- `env DEBIAN_VERSION=buster-slim ./build.sh 1.7.0`
-- `env UBUNTU_VERSION=focal ./build.sh 1.7.0`
+- `env ALPINE_VERSION=3 alpine/build.sh 1.7.0`
+- `env DEBIAN_VERSION=buster-slim debian/build.sh 1.7.0`
+- `env UBUNTU_VERSION=focal ubuntu/build.sh 1.7.0`
 
 The `*_VERSION` environment variable selects which Docker image version to base the build on.
 

alpine/build.sh

@@ -13,4 +13,4 @@ else
 	export TDLIB_VER="1.7.0"
 fi
 
-docker build -t "tdlib:$TDLIB_VER-alpine-$ALPINE_VERSION" --build-arg TDLIB_VER --build-arg ALPINE_VERSION .
+docker build -t "tdlib:$TDLIB_VER-alpine-$ALPINE_VERSION" --build-arg TDLIB_VER --build-arg ALPINE_VERSION $(dirname $0)

debian/build.sh

@@ -13,4 +13,4 @@ else
 	export TDLIB_VER="1.7.0"
 fi
 
-docker build -t "tdlib:$TDLIB_VER-$DEBIAN_VERSION" --build-arg TDLIB_VER --build-arg DEBIAN_VERSION .
+docker build -t "tdlib:$TDLIB_VER-$DEBIAN_VERSION" --build-arg TDLIB_VER --build-arg DEBIAN_VERSION $(dirname $0)

ubuntu/build.sh

@@ -13,4 +13,4 @@ else
 	export TDLIB_VER="1.7.0"
 fi
 
-docker build -t "tdlib:$TDLIB_VER-$UBUNTU_VERSION" --build-arg TDLIB_VER --build-arg UBUNTU_VERSION .
+docker build -t "tdlib:$TDLIB_VER-$UBUNTU_VERSION" --build-arg TDLIB_VER --build-arg UBUNTU_VERSION $(dirname $0)