ExternalProject: Add HTTP_{USERNAME,PASSWORD}

Auxiliary/vim/syntax/cmake.vim

@@ -44,7 +44,7 @@ syn keyword cmakeModule
             \ contained
 
 syn keyword cmakeKWExternalProject
-            \ ALGO ALWAYS BINARY_DIR BUILD_ALWAYS BUILD_BYPRODUCTS BUILD_COMMAND BUILD_IN_SOURCE BYPRODUCTS CMAKE_ARGS CMAKE_CACHE_ARGS CMAKE_CACHE_DEFAULT_ARGS COMMAND COMMENT CONFIGURE_COMMAND CVS CVSROOT CVS_ CVS_MODULE CVS_REPOSITORY CVS_TAG DEPENDEES DEPENDERS DEPENDS DIRECTORY DOWNLOAD_COMMAND DOWNLOAD_DIR DOWNLOAD_NAME DOWNLOAD_NO_PROGRESS EP_BASE EP_INDEPENDENT_STEP_TARGETS EP_PREFIX EP_STEP_TARGETS EP_UPDATE_DISCONNECTED EXCLUDE_FROM_ALL EXCLUDE_FROM_MAIN FORCE GIT_REMOTE_NAME GIT_REPOSITORY GIT_SUBMODULES GIT_TAG HG_REPOSITORY HG_TAG INDEPENDENT INDEPENDENT_STEP_TARGETS INSTALL_COMMAND INSTALL_DIR JOB_POOLS LIST_SEPARATOR LOG LOG_BUILD LOG_CONFIGURE LOG_DOWNLOAD LOG_INSTALL LOG_TEST LOG_UPDATE NO_DEPENDS PATCH_COMMAND PREFIX PROPERTY SOURCE_DIR STAMP_DIR STEP_TARGETS SVN_ SVN_PASSWORD SVN_REPOSITORY SVN_REVISION SVN_TRUST_CERT SVN_USERNAME TEST_AFTER_INSTALL TEST_BEFORE_INSTALL TEST_COMMAND TEST_EXCLUDE_FROM_MAIN TIMEOUT TLS_CAINFO TLS_VERIFY TMP_DIR UPDATE_COMMAND UPDATE_DISCONNECTED URL URL_HASH USES_TERMINAL USES_TERMINAL_BUILD USES_TERMINAL_CONFIGURE USES_TERMINAL_DOWNLOAD USES_TERMINAL_INSTALL USES_TERMINAL_TEST USES_TERMINAL_UPDATE WORKING_DIRECTORY _COMMAND _DIR
+            \ ALGO ALWAYS BINARY_DIR BUILD_ALWAYS BUILD_BYPRODUCTS BUILD_COMMAND BUILD_IN_SOURCE BYPRODUCTS CMAKE_ARGS CMAKE_CACHE_ARGS CMAKE_CACHE_DEFAULT_ARGS COMMAND COMMENT CONFIGURE_COMMAND CVS CVSROOT CVS_ CVS_MODULE CVS_REPOSITORY CVS_TAG DEPENDEES DEPENDERS DEPENDS DIRECTORY DOWNLOAD_COMMAND DOWNLOAD_DIR DOWNLOAD_NAME DOWNLOAD_NO_PROGRESS EP_BASE EP_INDEPENDENT_STEP_TARGETS EP_PREFIX EP_STEP_TARGETS EP_UPDATE_DISCONNECTED EXCLUDE_FROM_ALL EXCLUDE_FROM_MAIN FORCE GIT_REMOTE_NAME GIT_REPOSITORY GIT_SUBMODULES GIT_TAG HG_REPOSITORY HG_TAG INDEPENDENT INDEPENDENT_STEP_TARGETS INSTALL_COMMAND INSTALL_DIR JOB_POOLS LIST_SEPARATOR LOG LOG_BUILD LOG_CONFIGURE LOG_DOWNLOAD LOG_INSTALL LOG_TEST LOG_UPDATE NO_DEPENDS PATCH_COMMAND PREFIX PROPERTY SOURCE_DIR STAMP_DIR STEP_TARGETS SVN_ SVN_PASSWORD SVN_REPOSITORY SVN_REVISION SVN_TRUST_CERT SVN_USERNAME TEST_AFTER_INSTALL TEST_BEFORE_INSTALL TEST_COMMAND TEST_EXCLUDE_FROM_MAIN TIMEOUT TLS_CAINFO TLS_VERIFY TMP_DIR UPDATE_COMMAND UPDATE_DISCONNECTED URL URL_HASH HTTP_USERNAME HTTP_PASSWORD USES_TERMINAL USES_TERMINAL_BUILD USES_TERMINAL_CONFIGURE USES_TERMINAL_DOWNLOAD USES_TERMINAL_INSTALL USES_TERMINAL_TEST USES_TERMINAL_UPDATE WORKING_DIRECTORY _COMMAND _DIR
             \ contained
 
 syn keyword cmakeKWadd_compile_options

Modules/ExternalProject-download.cmake.in

@@ -135,6 +135,7 @@ foreach(i RANGE ${retry_number})
         @TIMEOUT_ARGS@
         STATUS status
         LOG log
+        @USERPWD_ARGS@
     )
 
     list(GET status 0 status_code)

Modules/ExternalProject.cmake

@@ -75,6 +75,10 @@ Create custom targets to build projects in external trees
     Hash of file at URL
   ``URL_MD5 md5``
     Equivalent to URL_HASH MD5=md5
+  ``HTTP_USERNAME <username>``
+    Username for download operation
+  ``HTTP_PASSWORD <username>``
+    Password for download operation
   ``TLS_VERIFY <bool>``
     Should certificate for https be checked
   ``TLS_CAINFO <file>``
@@ -858,7 +862,7 @@ endif()
 
 endfunction(_ep_write_gitupdate_script)
 
-function(_ep_write_downloadfile_script script_filename REMOTE LOCAL timeout no_progress hash tls_verify tls_cainfo)
+function(_ep_write_downloadfile_script script_filename REMOTE LOCAL timeout no_progress hash tls_verify tls_cainfo userpwd)
   if(timeout)
     set(TIMEOUT_ARGS TIMEOUT ${timeout})
     set(TIMEOUT_MSG "${timeout} seconds")
@@ -906,6 +910,12 @@ function(_ep_write_downloadfile_script script_filename REMOTE LOCAL timeout no_p
     set(TLS_CAINFO_CODE "set(CMAKE_TLS_CAINFO \"${tls_cainfo}\")")
   endif()
 
+  if(userpwd STREQUAL ":")
+    set(USERPWD_ARGS)
+  else()
+    set(USERPWD_ARGS USERPWD "${userpwd}")
+  endif()
+
   # Used variables:
   # * TLS_VERIFY_CODE
   # * TLS_CAINFO_CODE
@@ -916,6 +926,7 @@ function(_ep_write_downloadfile_script script_filename REMOTE LOCAL timeout no_p
   # * SHOW_PROGRESS
   # * TIMEOUT_ARGS
   # * TIMEOUT_MSG
+  # * USERPWD_ARGS
   configure_file(
       "${_ExternalProject_SELF_DIR}/ExternalProject-download.cmake.in"
       "${script_filename}"
@@ -1919,8 +1930,10 @@ function(_ep_add_download_command name)
         get_property(no_progress TARGET ${name} PROPERTY _EP_DOWNLOAD_NO_PROGRESS)
         get_property(tls_verify TARGET ${name} PROPERTY _EP_TLS_VERIFY)
         get_property(tls_cainfo TARGET ${name} PROPERTY _EP_TLS_CAINFO)
+        get_property(http_username TARGET ${name} PROPERTY _EP_HTTP_USERNAME)
+        get_property(http_password TARGET ${name} PROPERTY _EP_HTTP_PASSWORD)
         set(download_script "${stamp_dir}/download-${name}.cmake")
-        _ep_write_downloadfile_script("${download_script}" "${url}" "${file}" "${timeout}" "${no_progress}" "${hash}" "${tls_verify}" "${tls_cainfo}")
+        _ep_write_downloadfile_script("${download_script}" "${url}" "${file}" "${timeout}" "${no_progress}" "${hash}" "${tls_verify}" "${tls_cainfo}" "${http_username}:${http_password}")
         set(cmd ${CMAKE_COMMAND} -P "${download_script}"
           COMMAND)
         if (no_extract)