deps: add nghttp2 dependency

Backport-PR-URL: #14813
Backport-Reviewed-By: Anna Henningsen <anna@addaleax.net>
Backport-Reviewed-By: Timothy Gu <timothygu99@gmail.com>

PR-URL: #14239
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>

deps/nghttp2/lib/CMakeLists.txt

@@ -0,0 +1,63 @@
+add_subdirectory(includes)
+
+include_directories(
+  "${CMAKE_CURRENT_SOURCE_DIR}/includes"
+  "${CMAKE_CURRENT_BINARY_DIR}/includes"
+)
+
+add_definitions(-DBUILDING_NGHTTP2)
+
+set(NGHTTP2_SOURCES
+  nghttp2_pq.c nghttp2_map.c nghttp2_queue.c
+  nghttp2_frame.c
+  nghttp2_buf.c
+  nghttp2_stream.c nghttp2_outbound_item.c
+  nghttp2_session.c nghttp2_submit.c
+  nghttp2_helper.c
+  nghttp2_npn.c
+  nghttp2_hd.c nghttp2_hd_huffman.c nghttp2_hd_huffman_data.c
+  nghttp2_version.c
+  nghttp2_priority_spec.c
+  nghttp2_option.c
+  nghttp2_callbacks.c
+  nghttp2_mem.c
+  nghttp2_http.c
+  nghttp2_rcbuf.c
+  nghttp2_debug.c
+)
+
+set(NGHTTP2_RES "")
+
+if(WIN32)
+  configure_file(
+    version.rc.in
+    ${CMAKE_CURRENT_BINARY_DIR}/version.rc
+    @ONLY)
+
+  set(NGHTTP2_RES ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
+endif()
+
+# Public shared library
+add_library(nghttp2 SHARED ${NGHTTP2_SOURCES} ${NGHTTP2_RES})
+set_target_properties(nghttp2 PROPERTIES
+  COMPILE_FLAGS "${WARNCFLAGS}"
+  VERSION ${LT_VERSION} SOVERSION ${LT_SOVERSION}
+  C_VISIBILITY_PRESET hidden
+)
+
+if(HAVE_CUNIT)
+  # Static library (for unittests because of symbol visibility)
+  add_library(nghttp2_static STATIC ${NGHTTP2_SOURCES})
+  set_target_properties(nghttp2_static PROPERTIES
+    COMPILE_FLAGS "${WARNCFLAGS}"
+    VERSION ${LT_VERSION} SOVERSION ${LT_SOVERSION}
+    ARCHIVE_OUTPUT_NAME nghttp2
+  )
+  target_compile_definitions(nghttp2_static PUBLIC "-DNGHTTP2_STATICLIB")
+endif()
+
+install(TARGETS nghttp2
+  DESTINATION "${CMAKE_INSTALL_LIBDIR}")
+
+install(FILES "${CMAKE_CURRENT_BINARY_DIR}/libnghttp2.pc"
+  DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")

deps/nghttp2/lib/Makefile.am

@@ -0,0 +1,72 @@
+# nghttp2 - HTTP/2 C Library
+
+# Copyright (c) 2012, 2013 Tatsuhiro Tsujikawa
+
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+SUBDIRS = includes
+
+EXTRA_DIST = Makefile.msvc CMakeLists.txt version.rc.in
+
+AM_CFLAGS = $(WARNCFLAGS) $(EXTRACFLAG)
+AM_CPPFLAGS = -I$(srcdir)/includes -I$(builddir)/includes -DBUILDING_NGHTTP2 \
+	@DEFS@
+
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = libnghttp2.pc
+DISTCLEANFILES = $(pkgconfig_DATA)
+
+lib_LTLIBRARIES = libnghttp2.la
+
+OBJECTS = nghttp2_pq.c nghttp2_map.c nghttp2_queue.c \
+	nghttp2_frame.c \
+	nghttp2_buf.c \
+	nghttp2_stream.c nghttp2_outbound_item.c \
+	nghttp2_session.c nghttp2_submit.c \
+	nghttp2_helper.c \
+	nghttp2_npn.c \
+	nghttp2_hd.c nghttp2_hd_huffman.c nghttp2_hd_huffman_data.c \
+	nghttp2_version.c \
+	nghttp2_priority_spec.c \
+	nghttp2_option.c \
+	nghttp2_callbacks.c \
+	nghttp2_mem.c \
+	nghttp2_http.c \
+	nghttp2_rcbuf.c \
+	nghttp2_debug.c
+
+HFILES = nghttp2_pq.h nghttp2_int.h nghttp2_map.h nghttp2_queue.h \
+	nghttp2_frame.h \
+	nghttp2_buf.h \
+	nghttp2_session.h nghttp2_helper.h nghttp2_stream.h nghttp2_int.h \
+	nghttp2_npn.h \
+	nghttp2_submit.h nghttp2_outbound_item.h \
+	nghttp2_net.h \
+	nghttp2_hd.h nghttp2_hd_huffman.h \
+	nghttp2_priority_spec.h \
+	nghttp2_option.h \
+	nghttp2_callbacks.h \
+	nghttp2_mem.h \
+	nghttp2_http.h \
+	nghttp2_rcbuf.h \
+	nghttp2_debug.h
+
+libnghttp2_la_SOURCES = $(HFILES) $(OBJECTS)
+libnghttp2_la_LDFLAGS = -no-undefined \
+	-version-info $(LT_CURRENT):$(LT_REVISION):$(LT_AGE)