third_party/update_libcurl.sh - webm/webmlive - Git at Google

 #!/bin/bash
 ##
 ##  Copyright (c) 2015 The WebM project authors. All Rights Reserved.
 ##
 ##  Use of this source code is governed by a BSD-style license
 ##  that can be found in the LICENSE file in the root of the source
 ##  tree. An additional intellectual property rights grant can be found
 ##  in the file PATENTS.  All contributing project authors may
 ##  be found in the AUTHORS file in the root of the source tree.
 ##
 . $(dirname $0)/../common/common.sh

 cleanup() {
   local readonly res=$?
   cd "${ORIG_PWD}"

   if [[ $res -ne 0 ]]; then
     elog "cleanup() trapped error"
   fi
   if [[ "${KEEP_WORK_DIR}" != "yes" ]]; then
     if [[ -n "${WORK_DIR}" ]] && [[ -d "${WORK_DIR}" ]]; then
       rm -rf "${WORK_DIR}"
     fi
   fi
 }

 update_libcurl_usage() {
 cat << EOF
   Usage: ${0##*/} [arguments]
     --help: Display this message and exit.
     --git-hash <git hash/ref/tag>: Use this revision instead of HEAD.
     --keep-work-dir: Keep the work directory.
     --show-program-output: Show output from each step.
     --verbose: Show more output.
 EOF
 }

 # Updates cmake vcxproj files to use static MSVC runtimes.
 convert_cmake_projects_to_static_runtimes() {
   local readonly vcxproj="libcurl.vcxproj"
   for project_dir in ${CMAKE_PROJECT_DIRS[@]}; do
     eval sed -i \
       -e "s/MultiThreadedDebugDLL/MultiThreadedDebug/" \
       -e "s/MultiThreadedDLL/MultiThreaded/" \
       "${project_dir}/${vcxproj}" ${devnull}
   done
 }

 # Runs cmake to generate projects for MSVC.
 cmake_generate_projects() {
   local readonly cmake_lists_dir="${THIRD_PARTY}/${WORK_DIR}/${LIBCURL}"
   local readonly orig_pwd="$(pwd)"

   vlog "Generating MSVC projects..."

   for (( i = 0; i < ${#CMAKE_MSVC_GENERATORS[@]}; ++i )); do
     mkdir -p "${CMAKE_GENERATION_DIRS[$i]}"
     cd "${CMAKE_GENERATION_DIRS[$i]}"
     eval cmake.exe "${cmake_lists_dir}" -G '"${CMAKE_MSVC_GENERATORS[$i]}"' \
       -DCURL_STATICLIB=ON ${devnull}
     cd "${orig_pwd}"
   done

   convert_cmake_projects_to_static_runtimes

   vlog "Done."
 }

 # Runs msbuild.exe on projects generated by cmake_generate_projects().
 build_libs() {
   local readonly vcxproj="libcurl.vcxproj"
   local readonly orig_pwd="$(pwd)"

   vlog "Building libcurl..."

   for project_dir in ${CMAKE_PROJECT_DIRS[@]}; do
     cd "${project_dir}"

     for config in ${CMAKE_BUILD_CONFIGS[@]}; do
       eval msbuild.exe "${vcxproj}" -m -p:Configuration="${config}" ${devnull}
     done

     cd "${orig_pwd}"
   done

   vlog "Done."
 }

 # Installs libcurl includes, libraries, and PDB files. Includes come from the
 # git repo in $WORK_DIR/$LIBCURL. Libraries and PDB files are picked up from the
 # output locations of the projects built by build_libs().
 install_libcurl() {
   local readonly target_dir="${THIRD_PARTY}/libcurl"

   vlog "Removing old includes..."
   rm -rf "${target_dir}/include"
   vlog "Done."

   vlog "Installing includes..."
   mkdir -p "${target_dir}"
   cp -rp "${THIRD_PARTY}/${WORK_DIR}/${LIBCURL}/include/" "${target_dir}"

   # Remove junk files grabbed via cp -rp.
   for f in ${LIBCURL_EXCLUDES}; do
     rm "${THIRD_PARTY}/${LIBCURL}/include/$f"
   done

   # Install curlbuild.h from the cmake generation dir for each target.
   local curlbuild_file
   local curlbuild_path
   local curlbuild_target_dir
   local generation_dir
   for (( i = 0; i < ${#CMAKE_GENERATION_DIRS[@]}; ++i )); do
     generation_dir="${CMAKE_GENERATION_DIRS[$i]}"
     curlbuild_path="${THIRD_PARTY}/${WORK_DIR}/${generation_dir}/include/curl"
     curlbuild_file="${curlbuild_path}/curlbuild.h"
     curlbuild_target_dir="${target_dir}/${LIBCURL_TARGET_CURLBUILD_DIRS[$i]}"
     mkdir -p "${curlbuild_target_dir}"
     cp -p "${curlbuild_file}" "${curlbuild_target_dir}"
     sed -i -e "s/\r//" "${curlbuild_target_dir}/curlbuild.h"
   done
   vlog "Done."

   # CMake generated vcxproj files place PDB files in config-named subdirs of
   # projname.dir. Projname.dir (curl.dir here) is a sibling of the actual
   # library build directory: Build an array of paths that can be used alongside
   # $CMAKE_BUILD_DIRS to copy pdb files where they belong.
   local readonly pdb_name="vc120.pdb"
   local readonly cmake_pdb_files=(
     ${CMAKE_PROJECT_DIRS[0]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[0]}/${pdb_name}
     ${CMAKE_PROJECT_DIRS[0]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[1]}/${pdb_name}
     ${CMAKE_PROJECT_DIRS[1]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[0]}/${pdb_name}
     ${CMAKE_PROJECT_DIRS[1]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[1]}/${pdb_name})

   vlog "Installing libraries..."
   local readonly lib_name="libcurl.lib"
   for (( i = 0; i < ${#CMAKE_BUILD_DIRS[@]}; ++i  )); do
     mkdir -p "${target_dir}/${LIBCURL_TARGET_LIB_DIRS[$i]}"
     cp -p "${CMAKE_BUILD_DIRS[$i]}/${lib_name}" \
       "${target_dir}/${LIBCURL_TARGET_LIB_DIRS[$i]}"
     cp -p "${cmake_pdb_files[$i]}" \
       "${target_dir}/${LIBCURL_TARGET_LIB_DIRS[$i]}"
   done
   vlog "Done."
 }

 # Clones libcurl and then runs cmake_generate_projects(), build_libs(), and
 # install_libcurl() to update webmlive's version of the libcurl includes and
 # libraries.
 update_libcurl() {
   # Clone libcurl and checkout the desired ref.
   vlog "Cloning ${LIBCURL_GIT_URL}..."
   eval git clone "${LIBCURL_GIT_URL}" "${LIBCURL}" ${devnull}
   git_checkout "${GIT_HASH}" "${LIBCURL}"
   vlog "Done."

   # Generate projects using CMake.
   cmake_generate_projects

   # Build generated projects.
   build_libs

   # Install includes and libraries.
   install_libcurl
 }

 trap cleanup EXIT

 # Defaults for command line options.
 GIT_HASH="HEAD"
 KEEP_WORK_DIR=""
 MAKE_JOBS="1"

 # Parse the command line.
 while [[ -n "$1" ]]; do
   case "$1" in
     --help)
       update_libcurl_usage
       exit
       ;;
     --git-hash)
       GIT_HASH="$2"
       shift
       ;;
     --keep-work-dir)
       KEEP_WORK_DIR="yes"
       ;;
     --show-program-output)
       devnull=
       ;;
     --verbose)
       VERBOSE="yes"
       ;;
     *)
       update_libcurl_usage
       exit 1
       ;;
   esac
   shift
 done

 readonly CMAKE_BUILD_CONFIGS=(Debug RelWithDebInfo)
 readonly CMAKE_MSVC_GENERATORS=("Visual Studio 12 Win64"
                                 "Visual Studio 12")
 readonly CMAKE_GENERATION_DIRS=(cmake_projects/x64 cmake_projects/x86)
 readonly CMAKE_PROJECT_DIRS=(cmake_projects/x64/lib cmake_projects/x86/lib)

 readonly CMAKE_BUILD_DIRS=(${CMAKE_PROJECT_DIRS[0]}/${CMAKE_BUILD_CONFIGS[0]}
                            ${CMAKE_PROJECT_DIRS[0]}/${CMAKE_BUILD_CONFIGS[1]}
                            ${CMAKE_PROJECT_DIRS[1]}/${CMAKE_BUILD_CONFIGS[0]}
                            ${CMAKE_PROJECT_DIRS[1]}/${CMAKE_BUILD_CONFIGS[1]})
 readonly LIBCURL="libcurl"
 readonly LIBCURL_EXCLUDES="Makefile.am
                            README
                            curl/.gitignore
                            curl/Makefile.am
                            curl/curlbuild.h.cmake
                            curl/curlbuild.h.dist
                            curl/curlbuild.h.in"
 readonly LIBCURL_GIT_URL="https://github.com/bagder/curl.git"
 readonly LIBCURL_TARGET_CURLBUILD_DIRS=(include/curl/win/x64
                                         include/curl/win/x86)
 readonly LIBCURL_TARGET_LIB_DIRS=(win/x64/debug
                                   win/x64/release
                                   win/x86/debug
                                   win/x86/release)
 readonly THIRD_PARTY="$(pwd)"
 readonly WORK_DIR="tmp_$$"

 if [[ "${VERBOSE}" = "yes" ]]; then
 cat << EOF
   KEEP_WORK_DIR=${KEEP_WORK_DIR}
   GIT_HASH=${GIT_HASH}
   MAKE_JOBS=${MAKE_JOBS}
   VERBOSE=${VERBOSE}
   CMAKE_BUILD_CONFIGS=${CMAKE_BUILD_CONFIGS[@]}
   CMAKE_BUILD_DIRS=${CMAKE_BUILD_DIRS[@]}
   CMAKE_MSVC_GENERATORS=${CMAKE_MSVC_GENERATORS[@]}
   CMAKE_GENERATION_DIRS=${CMAKE_GENERATION_DIRS[@]}
   CMAKE_PROJECT_DIRS=${CMAKE_PROJECT_DIRS[@]}
   LIBCURL=${LIBCURL}
   LIBCURL_EXCLUDES=${LIBCURL_EXCLUDES}
   LIBCURL_GIT_URL=${LIBCURL_GIT_URL}
   LIBCURL_TARGET_CURLBUILD_DIRS=${LIBCURL_TARGET_CURLBUILD_DIRS[@]}
   LIBCURL_TARGET_LIB_DIRS=${LIBCURL_TARGET_LIB_DIRS[@]}
   THIRD_PARTY=${THIRD_PARTY}
   WORK_DIR=${WORK_DIR}
 EOF
 fi

 # Bail out if not running from the third_party directory.
 check_dir "third_party"

 # cmake.exe, git.exe, and msbuild.exe are ultimately required. Die when
 # unavailable.
 check_cmake
 check_git
 check_msbuild

 # Make a work directory, and cd into to avoid making a mess.
 mkdir "${WORK_DIR}"
 cd "${WORK_DIR}"

 # Update stuff.
 update_libcurl

 # Print the new text for README.webmlive.
 cat << EOF

 Libcurl includes and libraries updated. README.webmlive information follows:

 libcurl
 Version: $(git_revision ${LIBCURL})
 URL: ${LIBCURL_GIT_URL}

 EOF
	#!/bin/bash
	##
	## Copyright (c) 2015 The WebM project authors. All Rights Reserved.
	##
	## Use of this source code is governed by a BSD-style license
	## that can be found in the LICENSE file in the root of the source
	## tree. An additional intellectual property rights grant can be found
	## in the file PATENTS. All contributing project authors may
	## be found in the AUTHORS file in the root of the source tree.
	##
	. $(dirname $0)/../common/common.sh

	cleanup() {
	local readonly res=$?
	cd "${ORIG_PWD}"

	if [[ $res -ne 0 ]]; then
	elog "cleanup() trapped error"
	fi
	if [[ "${KEEP_WORK_DIR}" != "yes" ]]; then
	if [[ -n "${WORK_DIR}" ]] && [[ -d "${WORK_DIR}" ]]; then
	rm -rf "${WORK_DIR}"
	fi
	fi
	}

	update_libcurl_usage() {
	cat << EOF
	Usage: ${0##*/} [arguments]
	--help: Display this message and exit.
	--git-hash <git hash/ref/tag>: Use this revision instead of HEAD.
	--keep-work-dir: Keep the work directory.
	--show-program-output: Show output from each step.
	--verbose: Show more output.
	EOF
	}

	# Updates cmake vcxproj files to use static MSVC runtimes.
	convert_cmake_projects_to_static_runtimes() {
	local readonly vcxproj="libcurl.vcxproj"
	for project_dir in ${CMAKE_PROJECT_DIRS[@]}; do
	eval sed -i \
	-e "s/MultiThreadedDebugDLL/MultiThreadedDebug/" \
	-e "s/MultiThreadedDLL/MultiThreaded/" \
	"${project_dir}/${vcxproj}" ${devnull}
	done
	}

	# Runs cmake to generate projects for MSVC.
	cmake_generate_projects() {
	local readonly cmake_lists_dir="${THIRD_PARTY}/${WORK_DIR}/${LIBCURL}"
	local readonly orig_pwd="$(pwd)"

	vlog "Generating MSVC projects..."

	for (( i = 0; i < ${#CMAKE_MSVC_GENERATORS[@]}; ++i )); do
	mkdir -p "${CMAKE_GENERATION_DIRS[$i]}"
	cd "${CMAKE_GENERATION_DIRS[$i]}"
	eval cmake.exe "${cmake_lists_dir}" -G '"${CMAKE_MSVC_GENERATORS[$i]}"' \
	-DCURL_STATICLIB=ON ${devnull}
	cd "${orig_pwd}"
	done

	convert_cmake_projects_to_static_runtimes

	vlog "Done."
	}

	# Runs msbuild.exe on projects generated by cmake_generate_projects().
	build_libs() {
	local readonly vcxproj="libcurl.vcxproj"
	local readonly orig_pwd="$(pwd)"

	vlog "Building libcurl..."

	for project_dir in ${CMAKE_PROJECT_DIRS[@]}; do
	cd "${project_dir}"

	for config in ${CMAKE_BUILD_CONFIGS[@]}; do
	eval msbuild.exe "${vcxproj}" -m -p:Configuration="${config}" ${devnull}
	done

	cd "${orig_pwd}"
	done

	vlog "Done."
	}

	# Installs libcurl includes, libraries, and PDB files. Includes come from the
	# git repo in $WORK_DIR/$LIBCURL. Libraries and PDB files are picked up from the
	# output locations of the projects built by build_libs().
	install_libcurl() {
	local readonly target_dir="${THIRD_PARTY}/libcurl"

	vlog "Removing old includes..."
	rm -rf "${target_dir}/include"
	vlog "Done."

	vlog "Installing includes..."
	mkdir -p "${target_dir}"
	cp -rp "${THIRD_PARTY}/${WORK_DIR}/${LIBCURL}/include/" "${target_dir}"

	# Remove junk files grabbed via cp -rp.
	for f in ${LIBCURL_EXCLUDES}; do
	rm "${THIRD_PARTY}/${LIBCURL}/include/$f"
	done

	# Install curlbuild.h from the cmake generation dir for each target.
	local curlbuild_file
	local curlbuild_path
	local curlbuild_target_dir
	local generation_dir
	for (( i = 0; i < ${#CMAKE_GENERATION_DIRS[@]}; ++i )); do
	generation_dir="${CMAKE_GENERATION_DIRS[$i]}"
	curlbuild_path="${THIRD_PARTY}/${WORK_DIR}/${generation_dir}/include/curl"
	curlbuild_file="${curlbuild_path}/curlbuild.h"
	curlbuild_target_dir="${target_dir}/${LIBCURL_TARGET_CURLBUILD_DIRS[$i]}"
	mkdir -p "${curlbuild_target_dir}"
	cp -p "${curlbuild_file}" "${curlbuild_target_dir}"
	sed -i -e "s/\r//" "${curlbuild_target_dir}/curlbuild.h"
	done
	vlog "Done."

	# CMake generated vcxproj files place PDB files in config-named subdirs of
	# projname.dir. Projname.dir (curl.dir here) is a sibling of the actual
	# library build directory: Build an array of paths that can be used alongside
	# $CMAKE_BUILD_DIRS to copy pdb files where they belong.
	local readonly pdb_name="vc120.pdb"
	local readonly cmake_pdb_files=(
	${CMAKE_PROJECT_DIRS[0]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[0]}/${pdb_name}
	${CMAKE_PROJECT_DIRS[0]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[1]}/${pdb_name}
	${CMAKE_PROJECT_DIRS[1]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[0]}/${pdb_name}
	${CMAKE_PROJECT_DIRS[1]}/libcurl.dir/${CMAKE_BUILD_CONFIGS[1]}/${pdb_name})

	vlog "Installing libraries..."
	local readonly lib_name="libcurl.lib"
	for (( i = 0; i < ${#CMAKE_BUILD_DIRS[@]}; ++i )); do
	mkdir -p "${target_dir}/${LIBCURL_TARGET_LIB_DIRS[$i]}"
	cp -p "${CMAKE_BUILD_DIRS[$i]}/${lib_name}" \
	"${target_dir}/${LIBCURL_TARGET_LIB_DIRS[$i]}"
	cp -p "${cmake_pdb_files[$i]}" \
	"${target_dir}/${LIBCURL_TARGET_LIB_DIRS[$i]}"
	done
	vlog "Done."
	}

	# Clones libcurl and then runs cmake_generate_projects(), build_libs(), and
	# install_libcurl() to update webmlive's version of the libcurl includes and
	# libraries.
	update_libcurl() {
	# Clone libcurl and checkout the desired ref.
	vlog "Cloning ${LIBCURL_GIT_URL}..."
	eval git clone "${LIBCURL_GIT_URL}" "${LIBCURL}" ${devnull}
	git_checkout "${GIT_HASH}" "${LIBCURL}"
	vlog "Done."

	# Generate projects using CMake.
	cmake_generate_projects

	# Build generated projects.
	build_libs

	# Install includes and libraries.
	install_libcurl
	}

	trap cleanup EXIT

	# Defaults for command line options.
	GIT_HASH="HEAD"
	KEEP_WORK_DIR=""
	MAKE_JOBS="1"

	# Parse the command line.
	while [[ -n "$1" ]]; do
	case "$1" in
	--help)
	update_libcurl_usage
	exit
	;;
	--git-hash)
	GIT_HASH="$2"
	shift
	;;
	--keep-work-dir)
	KEEP_WORK_DIR="yes"
	;;
	--show-program-output)
	devnull=
	;;
	--verbose)
	VERBOSE="yes"
	;;
	*)
	update_libcurl_usage
	exit 1
	;;
	esac
	shift
	done

	readonly CMAKE_BUILD_CONFIGS=(Debug RelWithDebInfo)
	readonly CMAKE_MSVC_GENERATORS=("Visual Studio 12 Win64"
	"Visual Studio 12")
	readonly CMAKE_GENERATION_DIRS=(cmake_projects/x64 cmake_projects/x86)
	readonly CMAKE_PROJECT_DIRS=(cmake_projects/x64/lib cmake_projects/x86/lib)

	readonly CMAKE_BUILD_DIRS=(${CMAKE_PROJECT_DIRS[0]}/${CMAKE_BUILD_CONFIGS[0]}
	${CMAKE_PROJECT_DIRS[0]}/${CMAKE_BUILD_CONFIGS[1]}
	${CMAKE_PROJECT_DIRS[1]}/${CMAKE_BUILD_CONFIGS[0]}
	${CMAKE_PROJECT_DIRS[1]}/${CMAKE_BUILD_CONFIGS[1]})
	readonly LIBCURL="libcurl"
	readonly LIBCURL_EXCLUDES="Makefile.am
	README
	curl/.gitignore
	curl/Makefile.am
	curl/curlbuild.h.cmake
	curl/curlbuild.h.dist
	curl/curlbuild.h.in"
	readonly LIBCURL_GIT_URL="https://github.com/bagder/curl.git"
	readonly LIBCURL_TARGET_CURLBUILD_DIRS=(include/curl/win/x64
	include/curl/win/x86)
	readonly LIBCURL_TARGET_LIB_DIRS=(win/x64/debug
	win/x64/release
	win/x86/debug
	win/x86/release)
	readonly THIRD_PARTY="$(pwd)"
	readonly WORK_DIR="tmp_$$"

	if [[ "${VERBOSE}" = "yes" ]]; then
	cat << EOF
	KEEP_WORK_DIR=${KEEP_WORK_DIR}
	GIT_HASH=${GIT_HASH}
	MAKE_JOBS=${MAKE_JOBS}
	VERBOSE=${VERBOSE}
	CMAKE_BUILD_CONFIGS=${CMAKE_BUILD_CONFIGS[@]}
	CMAKE_BUILD_DIRS=${CMAKE_BUILD_DIRS[@]}
	CMAKE_MSVC_GENERATORS=${CMAKE_MSVC_GENERATORS[@]}
	CMAKE_GENERATION_DIRS=${CMAKE_GENERATION_DIRS[@]}
	CMAKE_PROJECT_DIRS=${CMAKE_PROJECT_DIRS[@]}
	LIBCURL=${LIBCURL}
	LIBCURL_EXCLUDES=${LIBCURL_EXCLUDES}
	LIBCURL_GIT_URL=${LIBCURL_GIT_URL}
	LIBCURL_TARGET_CURLBUILD_DIRS=${LIBCURL_TARGET_CURLBUILD_DIRS[@]}
	LIBCURL_TARGET_LIB_DIRS=${LIBCURL_TARGET_LIB_DIRS[@]}
	THIRD_PARTY=${THIRD_PARTY}
	WORK_DIR=${WORK_DIR}
	EOF
	fi

	# Bail out if not running from the third_party directory.
	check_dir "third_party"

	# cmake.exe, git.exe, and msbuild.exe are ultimately required. Die when
	# unavailable.
	check_cmake
	check_git
	check_msbuild

	# Make a work directory, and cd into to avoid making a mess.
	mkdir "${WORK_DIR}"
	cd "${WORK_DIR}"

	# Update stuff.
	update_libcurl

	# Print the new text for README.webmlive.
	cat << EOF

	Libcurl includes and libraries updated. README.webmlive information follows:

	libcurl
	Version: $(git_revision ${LIBCURL})
	URL: ${LIBCURL_GIT_URL}

	EOF