Package cpp-httplib

Intended as replacment for mongoose, which due to license change can't
be updated anymore.

Signed-off-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>

.gitignore

@@ -14,6 +14,7 @@ libraries/macos
 libraries/win32
 libraries/win64
 
+libraries/source/cpp-httplib/*
 libraries/source/cxxtest-4.4/*
 libraries/source/fcollada/*
 libraries/source/nvtt/*

libraries/source/cpp-httplib/build.sh

@@ -0,0 +1,70 @@
+#!/bin/sh
+set -e
+
+: "${TAR:=tar}"
+
+cd "$(dirname "$0")"
+
+PV=0.30.1
+LIB_VERSION=${PV}+wfg0
+
+fetch()
+{
+	curl -fLo "cpp-httplib-${PV}.tar.gz" \
+		"https://github.com/yhirose/cpp-httplib/archive/refs/tags/v${PV}.tar.gz"
+}
+
+while [ "$#" -gt 0 ]; do
+	case "$1" in
+		--fetch-only)
+			fetch
+			exit
+			;;
+		--force-rebuild) rm -f .already-built ;;
+		*)
+			echo "Unknown option: $1"
+			exit 1
+			;;
+	esac
+	shift
+done
+
+echo "Building cpp-httplib..."
+if [ -e .already-built ] && [ "$(cat .already-built || true)" = "${LIB_VERSION}" ]; then
+	echo "Skipping - already built (use --force-rebuild to override)"
+	exit
+fi
+
+# fetch
+if [ ! -e "cpp-httplib-${PV}.tar.gz" ]; then
+	fetch
+fi
+
+# unpack
+rm -Rf "cpp-httplib-${PV}"
+"${TAR}" -xf "cpp-httplib-${PV}.tar.gz"
+
+# configure
+rm -Rf build
+cmake -B build -S "cpp-httplib-${PV}" \
+	-DBUILD_SHARED_LIBS=NO \
+	-DCMAKE_BUILD_TYPE=Release \
+	-DCMAKE_INSTALL_LIBDIR=lib \
+	-DCMAKE_INSTALL_PREFIX="$(realpath .)" \
+	-DHTTPLIB_COMPILE=YES \
+	-DHTTPLIB_REQUIRE_BROTLI=NO \
+	-DHTTPLIB_REQUIRE_OPENSSL=NO \
+	-DHTTPLIB_REQUIRE_ZLIB=NO \
+	-DHTTPLIB_USE_BROTLI_IF_AVAILABLE=NO \
+	-DHTTPLIB_USE_OPENSSL_IF_AVAILABLE=NO \
+	-DHTTPLIB_USE_ZLIB_IF_AVAILABLE=NO \
+	-DHTTPLIB_USE_ZSTD_IF_AVAILABLE=NO
+
+# build
+cmake --build build
+
+# install
+rm -Rf include lib share
+cmake --install build
+
+echo "${LIB_VERSION}" >.already-built