Make sure all build_foo.bash scripts exit upon any error.

src/build-scripts/build_cmake.bash

@@ -1,5 +1,10 @@
 #!/bin/bash
 
+# Utility script to download and build cmake
+
+# Exit the whole sscript if any command fails.
+set -ex
+
 echo "Building cmake"
 uname
 

src/build-scripts/build_libraw.bash

@@ -1,5 +1,10 @@
 #!/bin/bash
 
+# Utility script to download and build LibRaw
+
+# Exit the whole sscript if any command fails.
+set -ex
+
 # Which LibRaw to retrieve, how to build it
 LIBRAW_REPO=${LIBRAW_REPO:=https://github.com/LibRaw/LibRaw.git}
 LIBRAW_VERSION=${LIBRAW_VERSION:=0.19.5}

src/build-scripts/build_llvm.bash

@@ -1,5 +1,10 @@
 #!/bin/bash
 
+# Utility script to download and build LLVM & clang
+
+# Exit the whole sscript if any command fails.
+set -ex
+
 echo "Building LLVM"
 uname
 

src/build-scripts/build_ocio.bash

@@ -1,5 +1,10 @@
 #!/bin/bash
 
+# Utility script to download and build OpenColorIO
+
+# Exit the whole sscript if any command fails.
+set -ex
+
 OCIO_REPO=${OCIO_REPO:=https://github.com/AcademySoftwareFoundation/OpenColorIO.git}
 LOCAL_DEPS_DIR=${LOCAL_DEPS_DIR:=${PWD}/ext}
 OCIO_BUILD_DIR=${OCIO_BUILD_DIR:=${LOCAL_DEPS_DIR}/OpenColorIO}

src/build-scripts/build_openexr.bash

@@ -1,5 +1,10 @@
 #!/bin/bash
 
+# Utility script to download and build OpenEXR & IlmBase
+
+# Exit the whole sscript if any command fails.
+set -ex
+
 # Which OpenEXR to retrieve, how to build it
 OPENEXR_REPO=${OPENEXR_REPO:=https://github.com/openexr/openexr.git}
 OPENEXR_VERSION=${OPENEXR_VERSION:=2.4.0}

src/build-scripts/build_pybind11.bash

@@ -1,8 +1,9 @@
 #!/bin/bash
 
-# Utility script to download and build pybind11 if it doesn't exist on the
-# system.
+# Utility script to download and build pybind11
 
+# Exit the whole sscript if any command fails.
+set -ex
 
 # Repo and branch/tag/commit of pybind11 to download if we don't have it yet
 PYBIND11_REPO=${PYBIND11_REPO:=https://github.com/pybind/pybind11.git}