Merge "Update from 7.55.1 to 7.57.0"

1 files changed, 67 insertions, 79 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index af7f4dc..7b73b98 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -38,11 +38,12 @@
 # To check:
 # (From Daniel Stenberg) The cmake build selected to run gcc with -fPIC on my box while the plain configure script did not.
 # (From Daniel Stenberg) The gcc command line use neither -g nor any -O options. As a developer, I also treasure our configure scripts's --enable-debug option that sets a long range of "picky" compiler options.
-cmake_minimum_required(VERSION 2.8 FATAL_ERROR)
+cmake_minimum_required(VERSION 2.8.12 FATAL_ERROR)
 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake;${CMAKE_MODULE_PATH}")
 include(Utilities)
 include(Macros)
 include(CMakeDependentOption)
+include(CheckCCompilerFlag)
 
 project( CURL C )
 
@@ -73,6 +74,7 @@ include_directories(${PROJECT_BINARY_DIR}/include/curl)
 include_directories( ${CURL_SOURCE_DIR}/include )
 
 option(CURL_WERROR "Turn compiler warnings into errors" OFF)
+option(PICKY_COMPILER "Enable picky compiler options" ON)
 option(BUILD_CURL_EXE "Set to ON to build curl executable." ON)
 option(CURL_STATICLIB "Set to ON to build libcurl with static linking." OFF)
 option(ENABLE_ARES "Set to ON to enable c-ares support" OFF)
@@ -88,6 +90,19 @@ CMAKE_DEPENDENT_OPTION(ENABLE_THREADED_RESOLVER "Set to ON to enable threaded DN
 option(ENABLE_DEBUG "Set to ON to enable curl debug features" OFF)
 option(ENABLE_CURLDEBUG "Set to ON to build with TrackMemory feature enabled" OFF)
 
+if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_CLANG)
+  if (PICKY_COMPILER)
+    foreach (_CCOPT -pedantic -Wall -W -Wpointer-arith -Wwrite-strings -Wunused -Wshadow -Winline -Wnested-externs -Wmissing-declarations -Wmissing-prototypes -Wno-long-long -Wfloat-equal -Wno-multichar -Wsign-compare -Wundef -Wno-format-nonliteral -Wendif-labels -Wstrict-prototypes -Wdeclaration-after-statement -Wstrict-aliasing=3 -Wcast-align -Wtype-limits -Wold-style-declaration -Wmissing-parameter-type -Wempty-body -Wclobbered -Wignored-qualifiers -Wconversion -Wno-sign-conversion -Wvla -Wdouble-promotion -Wno-system-headers)
+      # surprisingly, CHECK_C_COMPILER_FLAG needs a new variable to store each new
+      # test result in.
+      CHECK_C_COMPILER_FLAG(${_CCOPT} OPT${_CCOPT})
+      if(OPT${_CCOPT})
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_CCOPT}")
+      endif()
+    endforeach()
+  endif(PICKY_COMPILER)
+endif(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_CLANG)
+
 if (ENABLE_DEBUG)
   # DEBUGBUILD will be defined only for Debug builds
   if(NOT CMAKE_VERSION VERSION_LESS 3.0)
@@ -172,8 +187,6 @@ option(CURL_DISABLE_CRYPTO_AUTH "to disable cryptographic authentication" OFF)
 mark_as_advanced(CURL_DISABLE_CRYPTO_AUTH)
 option(CURL_DISABLE_VERBOSE_STRINGS "to disable verbose strings" OFF)
 mark_as_advanced(CURL_DISABLE_VERBOSE_STRINGS)
-option(DISABLED_THREADSAFE "Set to explicitly specify we don't want to use thread-safe functions" OFF)
-mark_as_advanced(DISABLED_THREADSAFE)
 option(ENABLE_IPV6 "Define if you want to enable IPv6 support" ON)
 mark_as_advanced(ENABLE_IPV6)
 if(ENABLE_IPV6 AND NOT WIN32)
@@ -190,38 +203,20 @@ if(ENABLE_IPV6 AND NOT WIN32)
   endif()
 endif()
 
-option(ENABLE_MANUAL "to provide the built-in manual" ON)
-unset(USE_MANUAL CACHE) # TODO: cache NROFF/NROFF_MANOPT/USE_MANUAL vars?
+CURL_NROFF_CHECK()
+find_package(Perl)
+
+CMAKE_DEPENDENT_OPTION(ENABLE_MANUAL "to provide the built-in manual"
+    ON "NROFF_USEFUL;PERL_FOUND"
+    OFF)
+
+if(NOT PERL_FOUND)
+  message(STATUS "Perl not found, testing disabled.")
+  set(BUILD_TESTING OFF)
+endif()
 if(ENABLE_MANUAL)
-  find_program(NROFF NAMES gnroff nroff)
-  if(NROFF)
-    # Need a way to write to stdin, this will do
-    file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt" "test")
-    # Tests for a valid nroff option to generate a manpage
-    foreach(_MANOPT "-man" "-mandoc")
-      execute_process(COMMAND "${NROFF}" ${_MANOPT}
-        OUTPUT_VARIABLE NROFF_MANOPT_OUTPUT
-        INPUT_FILE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt"
-        ERROR_QUIET)
-      # Save the option if it was valid
-      if(NROFF_MANOPT_OUTPUT)
-        message("Found *nroff option: -- ${_MANOPT}")
-        set(NROFF_MANOPT ${_MANOPT})
-        set(USE_MANUAL 1)
-        break()
-      endif()
-    endforeach()
-    # No need for the temporary file
-    file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/nroff-input.txt")
-    if(NOT USE_MANUAL)
-      message(WARNING "Found no *nroff option to get plaintext from man pages")
-    endif()
-  else()
-    message(WARNING "Found no *nroff program")
-  endif()
+  set(USE_MANUAL ON)
 endif()
-# Required for building manual, docs, tests
-find_package(Perl REQUIRED)
 
 # We need ansi c-flags, especially on HP
 set(CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS}")
@@ -371,7 +366,6 @@ if(CMAKE_USE_OPENSSL)
   check_include_file("openssl/engine.h" HAVE_OPENSSL_ENGINE_H)
   check_include_file("openssl/err.h"    HAVE_OPENSSL_ERR_H)
   check_include_file("openssl/pem.h"    HAVE_OPENSSL_PEM_H)
-  check_include_file("openssl/pkcs12.h" HAVE_OPENSSL_PKCS12_H)
   check_include_file("openssl/rsa.h"    HAVE_OPENSSL_RSA_H)
   check_include_file("openssl/ssl.h"    HAVE_OPENSSL_SSL_H)
   check_include_file("openssl/x509.h"   HAVE_OPENSSL_X509_H)
@@ -801,50 +795,6 @@ if(NOT HAVE_SIZEOF_SSIZE_T)
 endif(NOT HAVE_SIZEOF_SSIZE_T)
 # off_t is sized later, after the HAVE_FILE_OFFSET_BITS test
 
-# Different sizeofs, etc.
-
-#    define CURL_SIZEOF_LONG        4
-#    define CURL_TYPEOF_CURL_OFF_T  long long
-#    define CURL_FORMAT_CURL_OFF_T  "lld"
-#    define CURL_FORMAT_CURL_OFF_TU "llu"
-#    define CURL_FORMAT_OFF_T       "%lld"
-#    define CURL_SIZEOF_CURL_OFF_T  8
-#    define CURL_SUFFIX_CURL_OFF_T  LL
-#    define CURL_SUFFIX_CURL_OFF_TU ULL
-
-set(CURL_SIZEOF_LONG ${SIZEOF_LONG})
-
-if(SIZEOF_LONG EQUAL 8)
-  set(CURL_TYPEOF_CURL_OFF_T long)
-  set(CURL_SIZEOF_CURL_OFF_T 8)
-  set(CURL_FORMAT_CURL_OFF_T "ld")
-  set(CURL_FORMAT_CURL_OFF_TU "lu")
-  set(CURL_FORMAT_OFF_T "%ld")
-  set(CURL_SUFFIX_CURL_OFF_T L)
-  set(CURL_SUFFIX_CURL_OFF_TU UL)
-endif(SIZEOF_LONG EQUAL 8)
-
-if(SIZEOF_LONG_LONG EQUAL 8)
-  set(CURL_TYPEOF_CURL_OFF_T "long long")
-  set(CURL_SIZEOF_CURL_OFF_T 8)
-  set(CURL_FORMAT_CURL_OFF_T "lld")
-  set(CURL_FORMAT_CURL_OFF_TU "llu")
-  set(CURL_FORMAT_OFF_T "%lld")
-  set(CURL_SUFFIX_CURL_OFF_T LL)
-  set(CURL_SUFFIX_CURL_OFF_TU ULL)
-endif(SIZEOF_LONG_LONG EQUAL 8)
-
-if(NOT CURL_TYPEOF_CURL_OFF_T)
-  set(CURL_TYPEOF_CURL_OFF_T ${ssize_t})
-  set(CURL_SIZEOF_CURL_OFF_T ${SIZEOF_SSIZE_T})
-  # TODO: need adjustment here.
-  set(CURL_FORMAT_CURL_OFF_T "ld")
-  set(CURL_FORMAT_CURL_OFF_TU "lu")
-  set(CURL_FORMAT_OFF_T "%ld")
-  set(CURL_SUFFIX_CURL_OFF_T L)
-  set(CURL_SUFFIX_CURL_OFF_TU LU)
-endif(NOT CURL_TYPEOF_CURL_OFF_T)
-
 if(HAVE_SIZEOF_LONG_LONG)
   set(HAVE_LONGLONG 1)
   set(HAVE_LL 1)
@@ -924,10 +874,12 @@ check_symbol_exists(ftruncate      "${CURL_INCLUDES}" HAVE_FTRUNCATE)
 check_symbol_exists(getprotobyname "${CURL_INCLUDES}" HAVE_GETPROTOBYNAME)
 check_symbol_exists(getrlimit      "${CURL_INCLUDES}" HAVE_GETRLIMIT)
 check_symbol_exists(setlocale      "${CURL_INCLUDES}" HAVE_SETLOCALE)
+check_symbol_exists(setmode        "${CURL_INCLUDES}" HAVE_SETMODE)
 check_symbol_exists(setrlimit      "${CURL_INCLUDES}" HAVE_SETRLIMIT)
 check_symbol_exists(fcntl          "${CURL_INCLUDES}" HAVE_FCNTL)
 check_symbol_exists(ioctl          "${CURL_INCLUDES}" HAVE_IOCTL)
 check_symbol_exists(setsockopt     "${CURL_INCLUDES}" HAVE_SETSOCKOPT)
+check_function_exists(mach_absolute_time HAVE_MACH_ABSOLUTE_TIME)
 
 # symbol exists in win32, but function does not.
 if(WIN32)
@@ -1013,6 +965,13 @@ if(HAVE_FILE_OFFSET_BITS)
   set(CMAKE_REQUIRED_FLAGS "-D_FILE_OFFSET_BITS=64")
 endif(HAVE_FILE_OFFSET_BITS)
 check_type_size("off_t"  SIZEOF_OFF_T)
+
+# include this header to get the type
+set(CMAKE_REQUIRED_INCLUDES "${CURL_SOURCE_DIR}/include")
+set(CMAKE_EXTRA_INCLUDE_FILES "curl/system.h")
+check_type_size("curl_off_t"  SIZEOF_CURL_OFF_T)
+set(CMAKE_EXTRA_INCLUDE_FILES "")
+
 set(CMAKE_REQUIRED_FLAGS)
 
 foreach(CURL_TEST
@@ -1173,8 +1132,18 @@ function(TRANSFORM_MAKEFILE_INC INPUT_FILE OUTPUT_FILE)
 
 endfunction()
 
-add_subdirectory(docs)
+if(WIN32 AND NOT CYGWIN)
+    set(CURL_INSTALL_CMAKE_DIR CMake)
+else()
+    set(CURL_INSTALL_CMAKE_DIR lib/cmake/curl)
+endif()
+
+if(USE_MANUAL)
+  add_subdirectory(docs)
+endif()
+
 add_subdirectory(lib)
+
 if(BUILD_CURL_EXE)
   add_subdirectory(src)
 endif()
@@ -1319,6 +1288,25 @@ install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/include/curl"
     DESTINATION include
     FILES_MATCHING PATTERN "*.h")
 
+
+include(CMakePackageConfigHelpers)
+write_basic_package_version_file(
+    "${PROJECT_BINARY_DIR}/curl-config-version.cmake"
+    VERSION ${CURL_VERSION}
+    COMPATIBILITY SameMajorVersion
+)
+
+configure_file(CMake/curl-config.cmake
+        "${PROJECT_BINARY_DIR}/curl-config.cmake"
+        COPYONLY
+)
+
+install(
+        FILES ${PROJECT_BINARY_DIR}/curl-config.cmake
+              ${PROJECT_BINARY_DIR}/curl-config-version.cmake
+        DESTINATION ${CURL_INSTALL_CMAKE_DIR}
+)
+
 # Workaround for MSVS10 to avoid the Dialog Hell
 # FIXME: This could be removed with future version of CMake.
 if(MSVC_VERSION EQUAL 1600)