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cmake : move OpenSSL linking to vendor/cpp-httplib (#17177)

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* cmake : move OpenSSL linking to vendor/cpp-httplib

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

* bring back httplib 0.27.0

* add -DLLAMA_HTTPLIB

* update cmake config for visionos

---------

Signed-off-by: Adrien Gallouët <angt@huggingface.co>
Co-authored-by: Xuan Son Nguyen <son@huggingface.co>
This commit is contained in:
Adrien Gallouët
2025-11-12 12:32:50 +01:00
committed by GitHub
parent 655cddd174
commit 78010a0d52
9 changed files with 2855 additions and 1281 deletions
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5
CMakeLists.txt
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@@ -92,6 +92,7 @@ option(LLAMA_TOOLS_INSTALL "llama: install tools" ${LLAMA_TOOLS_INSTALL_
# 3rd party libs
option(LLAMA_CURL "llama: use libcurl to download model from an URL" ON)
option(LLAMA_HTTPLIB "llama: if libcurl is disabled, use httplib to download model from an URL" ON)
option(LLAMA_OPENSSL "llama: use openssl to support HTTPS" OFF)
option(LLAMA_LLGUIDANCE "llama-common: include LLGuidance library for structured output in common utils" OFF)
@@ -200,7 +201,9 @@ endif()
if (LLAMA_BUILD_COMMON)
add_subdirectory(common)
add_subdirectory(vendor/cpp-httplib)
if (LLAMA_HTTPLIB)
add_subdirectory(vendor/cpp-httplib)
endif()
endif()
if (LLAMA_BUILD_COMMON AND LLAMA_BUILD_TESTS AND NOT CMAKE_JS_VERSION)

4
build-xcframework.sh
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@@ -454,6 +454,8 @@ cmake -B build-visionos -G Xcode \
-DCMAKE_C_FLAGS="-D_XOPEN_SOURCE=700 ${COMMON_C_FLAGS}" \
-DCMAKE_CXX_FLAGS="-D_XOPEN_SOURCE=700 ${COMMON_CXX_FLAGS}" \
-DLLAMA_CURL=OFF \
-DLLAMA_HTTPLIB=OFF \
-DLLAMA_BUILD_SERVER=OFF \
-S .
cmake --build build-visionos --config Release -- -quiet
@@ -468,6 +470,8 @@ cmake -B build-visionos-sim -G Xcode \
-DCMAKE_C_FLAGS="-D_XOPEN_SOURCE=700 ${COMMON_C_FLAGS}" \
-DCMAKE_CXX_FLAGS="-D_XOPEN_SOURCE=700 ${COMMON_CXX_FLAGS}" \
-DLLAMA_CURL=OFF \
-DLLAMA_HTTPLIB=OFF \
-DLLAMA_BUILD_SERVER=OFF \
-S .
cmake --build build-visionos-sim --config Release -- -quiet

40
common/CMakeLists.txt
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@@ -91,47 +91,13 @@ if (LLAMA_CURL)
target_compile_definitions(${TARGET} PUBLIC LLAMA_USE_CURL)
include_directories(${CURL_INCLUDE_DIRS})
set(LLAMA_COMMON_EXTRA_LIBS ${LLAMA_COMMON_EXTRA_LIBS} ${CURL_LIBRARIES})
else()
elseif (LLAMA_HTTPLIB)
# otherwise, use cpp-httplib
message(FATAL "test")
target_compile_definitions(${TARGET} PUBLIC LLAMA_USE_HTTPLIB)
set(LLAMA_COMMON_EXTRA_LIBS ${LLAMA_COMMON_EXTRA_LIBS} cpp-httplib)
endif()
if (LLAMA_OPENSSL)
find_package(OpenSSL)
if (OpenSSL_FOUND)
include(CheckCSourceCompiles)
set(SAVED_CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES})
set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
check_c_source_compiles("
#include <openssl/opensslv.h>
#if defined(OPENSSL_IS_BORINGSSL) || defined(LIBRESSL_VERSION_NUMBER)
# if OPENSSL_VERSION_NUMBER < 0x1010107f
# error bad version
# endif
#else
# if OPENSSL_VERSION_NUMBER < 0x30000000L
# error bad version
# endif
#endif
int main() { return 0; }
" OPENSSL_VERSION_SUPPORTED)
set(CMAKE_REQUIRED_INCLUDES ${SAVED_CMAKE_REQUIRED_INCLUDES})
if (OPENSSL_VERSION_SUPPORTED)
message(STATUS "OpenSSL found: ${OPENSSL_VERSION}")
target_compile_definitions(${TARGET} PUBLIC CPPHTTPLIB_OPENSSL_SUPPORT)
target_link_libraries(${TARGET} PUBLIC OpenSSL::SSL OpenSSL::Crypto)
if (APPLE AND CMAKE_SYSTEM_NAME STREQUAL "Darwin")
target_compile_definitions(${TARGET} PUBLIC CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN)
find_library(CORE_FOUNDATION_FRAMEWORK CoreFoundation REQUIRED)
find_library(SECURITY_FRAMEWORK Security REQUIRED)
target_link_libraries(${TARGET} PUBLIC ${CORE_FOUNDATION_FRAMEWORK} ${SECURITY_FRAMEWORK})
endif()
endif()
else()
message(STATUS "OpenSSL not found, SSL support disabled")
endif()
endif()
if (LLAMA_LLGUIDANCE)
include(ExternalProject)
set(LLGUIDANCE_SRC ${CMAKE_BINARY_DIR}/llguidance/source)

76
common/download.cpp
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@@ -20,7 +20,7 @@
#if defined(LLAMA_USE_CURL)
#include <curl/curl.h>
#include <curl/easy.h>
#else
#elif defined(LLAMA_USE_HTTPLIB)
#include "http.h"
#endif
@@ -467,7 +467,7 @@ std::pair<long, std::vector<char>> common_remote_get_content(const std::string &
return { res_code, std::move(res_buffer) };
}
#else
#elif defined(LLAMA_USE_HTTPLIB)
static bool is_output_a_tty() {
#if defined(_WIN32)
@@ -713,6 +713,8 @@ std::pair<long, std::vector<char>> common_remote_get_content(const std::string
#endif // LLAMA_USE_CURL
#if defined(LLAMA_USE_CURL) || defined(LLAMA_USE_HTTPLIB)
static bool common_download_file_single(const std::string & url,
const std::string & path,
const std::string & bearer_token,
@@ -907,33 +909,6 @@ common_hf_file_res common_get_hf_file(const std::string & hf_repo_with_tag, cons
return { hf_repo, ggufFile, mmprojFile };
}
std::vector<common_cached_model_info> common_list_cached_models() {
std::vector<common_cached_model_info> models;
const std::string cache_dir = fs_get_cache_directory();
const std::vector<common_file_info> files = fs_list_files(cache_dir);
for (const auto & file : files) {
if (string_starts_with(file.name, "manifest=") && string_ends_with(file.name, ".json")) {
common_cached_model_info model_info;
model_info.manifest_path = file.path;
std::string fname = file.name;
string_replace_all(fname, ".json", ""); // remove extension
auto parts = string_split<std::string>(fname, '=');
if (parts.size() == 4) {
// expect format: manifest=<user>=<model>=<tag>=<other>
model_info.user = parts[1];
model_info.model = parts[2];
model_info.tag = parts[3];
} else {
// invalid format
continue;
}
model_info.size = 0; // TODO: get GGUF size, not manifest size
models.push_back(model_info);
}
}
return models;
}
//
// Docker registry functions
//
@@ -1052,3 +1027,46 @@ std::string common_docker_resolve_model(const std::string & docker) {
throw;
}
}
#else
common_hf_file_res common_get_hf_file(const std::string &, const std::string &, bool) {
throw std::runtime_error("download functionality is not enabled in this build");
}
bool common_download_model(const common_params_model &, const std::string &, bool) {
throw std::runtime_error("download functionality is not enabled in this build");
}
std::string common_docker_resolve_model(const std::string &) {
throw std::runtime_error("download functionality is not enabled in this build");
}
#endif // LLAMA_USE_CURL || LLAMA_USE_HTTPLIB
std::vector<common_cached_model_info> common_list_cached_models() {
std::vector<common_cached_model_info> models;
const std::string cache_dir = fs_get_cache_directory();
const std::vector<common_file_info> files = fs_list_files(cache_dir);
for (const auto & file : files) {
if (string_starts_with(file.name, "manifest=") && string_ends_with(file.name, ".json")) {
common_cached_model_info model_info;
model_info.manifest_path = file.path;
std::string fname = file.name;
string_replace_all(fname, ".json", ""); // remove extension
auto parts = string_split<std::string>(fname, '=');
if (parts.size() == 4) {
// expect format: manifest=<user>=<model>=<tag>=<other>
model_info.user = parts[1];
model_info.model = parts[2];
model_info.tag = parts[3];
} else {
// invalid format
continue;
}
model_info.size = 0; // TODO: get GGUF size, not manifest size
models.push_back(model_info);
}
}
return models;
}

2
scripts/sync_vendor.py
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@@ -14,7 +14,7 @@ vendor = {
"https://github.com/mackron/miniaudio/raw/refs/tags/0.11.22/miniaudio.h": "vendor/miniaudio/miniaudio.h",
"https://raw.githubusercontent.com/yhirose/cpp-httplib/refs/tags/v0.20.1/httplib.h": "vendor/cpp-httplib/httplib.h",
"https://raw.githubusercontent.com/yhirose/cpp-httplib/refs/tags/v0.27.0/httplib.h": "vendor/cpp-httplib/httplib.h",
}
for url, filename in vendor.items():

4
tools/server/CMakeLists.txt
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@@ -7,6 +7,10 @@ if (MINGW)
add_compile_definitions(_WIN32_WINNT=${GGML_WIN_VER})
endif()
if (NOT LLAMA_HTTPLIB)
message(FATAL_ERROR "LLAMA_HTTPLIB is OFF, cannot build llama-server. Hint: to skip building server, set -DLLAMA_BUILD_SERVER=OFF")
endif()
set(TARGET_SRCS
server.cpp
utils.hpp

38
vendor/cpp-httplib/CMakeLists.txt vendored
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@@ -22,7 +22,39 @@ target_compile_definitions(${TARGET} PRIVATE
CPPHTTPLIB_TCP_NODELAY=1
)
if (${CMAKE_SYSTEM_NAME} MATCHES "visionOS")
# quick fix for https://github.com/ggml-org/llama.cpp/actions/runs/19247291428/job/55024294176?pr=17150
target_compile_definitions(${TARGET} PRIVATE NI_MAXHOST=1025)
if (LLAMA_OPENSSL)
find_package(OpenSSL)
if (OpenSSL_FOUND)
include(CheckCSourceCompiles)
set(SAVED_CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES})
set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
check_c_source_compiles("
#include <openssl/opensslv.h>
#if defined(OPENSSL_IS_BORINGSSL) || defined(LIBRESSL_VERSION_NUMBER)
# if OPENSSL_VERSION_NUMBER < 0x1010107f
# error bad version
# endif
#else
# if OPENSSL_VERSION_NUMBER < 0x30000000L
# error bad version
# endif
#endif
int main() { return 0; }
" OPENSSL_VERSION_SUPPORTED)
set(CMAKE_REQUIRED_INCLUDES ${SAVED_CMAKE_REQUIRED_INCLUDES})
if (OPENSSL_VERSION_SUPPORTED)
message(STATUS "OpenSSL found: ${OPENSSL_VERSION}")
target_compile_definitions(${TARGET} PUBLIC CPPHTTPLIB_OPENSSL_SUPPORT)
target_link_libraries(${TARGET} PUBLIC OpenSSL::SSL OpenSSL::Crypto)
if (APPLE AND CMAKE_SYSTEM_NAME STREQUAL "Darwin")
target_compile_definitions(${TARGET} PUBLIC CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN)
find_library(CORE_FOUNDATION_FRAMEWORK CoreFoundation REQUIRED)
find_library(SECURITY_FRAMEWORK Security REQUIRED)
target_link_libraries(${TARGET} PUBLIC ${CORE_FOUNDATION_FRAMEWORK} ${SECURITY_FRAMEWORK})
endif()
endif()
else()
message(STATUS "OpenSSL not found, SSL support disabled")
endif()
endif()

3129
vendor/cpp-httplib/httplib.cpp vendored
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838
vendor/cpp-httplib/httplib.h vendored
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