diff options
| -rw-r--r-- | Help/manual/cmake-modules.7.rst | 1 | ||||
| -rw-r--r-- | Help/module/FindLTTngUST.rst | 1 | ||||
| -rw-r--r-- | Help/release/dev/add-FindLTTngUST.rst | 5 | ||||
| -rw-r--r-- | Modules/FindLTTngUST.cmake | 111 | ||||
| -rw-r--r-- | Tests/CMakeLists.txt | 4 | ||||
| -rw-r--r-- | Tests/CMakeOnly/AllFindModules/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | Tests/FindLTTngUST/CMakeLists.txt | 10 | ||||
| -rw-r--r-- | Tests/FindLTTngUST/Test/CMakeLists.txt | 18 | ||||
| -rw-r--r-- | Tests/FindLTTngUST/Test/main.c | 31 |
9 files changed, 182 insertions, 1 deletions
diff --git a/Help/manual/cmake-modules.7.rst b/Help/manual/cmake-modules.7.rst index 10f05df..62910cf 100644 --- a/Help/manual/cmake-modules.7.rst +++ b/Help/manual/cmake-modules.7.rst @@ -135,6 +135,7 @@ All Modules /module/FindLibLZMA /module/FindLibXml2 /module/FindLibXslt + /module/FindLTTngUST /module/FindLua50 /module/FindLua51 /module/FindLua diff --git a/Help/module/FindLTTngUST.rst b/Help/module/FindLTTngUST.rst new file mode 100644 index 0000000..a775462 --- /dev/null +++ b/Help/module/FindLTTngUST.rst @@ -0,0 +1 @@ +.. cmake-module:: ../../Modules/FindLTTngUST.cmake diff --git a/Help/release/dev/add-FindLTTngUST.rst b/Help/release/dev/add-FindLTTngUST.rst new file mode 100644 index 0000000..a156cc8 --- /dev/null +++ b/Help/release/dev/add-FindLTTngUST.rst @@ -0,0 +1,5 @@ +add-FindLTTngUST +---------------- + +* The :module:`FindLTTngUST` module was introduced to find the LTTng-UST + library. diff --git a/Modules/FindLTTngUST.cmake b/Modules/FindLTTngUST.cmake new file mode 100644 index 0000000..e3220ac --- /dev/null +++ b/Modules/FindLTTngUST.cmake @@ -0,0 +1,111 @@ +#.rst: +# FindLTTngUST +# ------------ +# +# This module finds the `LTTng-UST <http://lttng.org/>`__ library. +# +# Imported target +# ^^^^^^^^^^^^^^^ +# +# This module defines the following :prop_tgt:`IMPORTED` target: +# +# ``LTTng::UST`` +# The LTTng-UST library, if found +# +# Result variables +# ^^^^^^^^^^^^^^^^ +# +# This module sets the following +# +# ``LTTNGUST_FOUND`` +# ``TRUE`` if system has LTTng-UST +# ``LTTNGUST_INCLUDE_DIRS`` +# The LTTng-UST include directories +# ``LTTNGUST_LIBRARIES`` +# The libraries needed to use LTTng-UST +# ``LTTNGUST_VERSION_STRING`` +# The LTTng-UST version +# ``LTTNGUST_HAS_TRACEF`` +# ``TRUE`` if the ``tracef()`` API is available in the system's LTTng-UST +# ``LTTNGUST_HAS_TRACELOG`` +# ``TRUE`` if the ``tracelog()`` API is available in the system's LTTng-UST + +#============================================================================= +# Copyright 2016 Kitware, Inc. +# Copyright 2016 Philippe Proulx <pproulx@efficios.com> +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +find_path(LTTNGUST_INCLUDE_DIRS NAMES lttng/tracepoint.h) +find_library(LTTNGUST_LIBRARIES NAMES lttng-ust) + +if(LTTNGUST_INCLUDE_DIRS AND LTTNGUST_LIBRARIES) + # find tracef() and tracelog() support + set(LTTNGUST_HAS_TRACEF 0) + set(LTTNGUST_HAS_TRACELOG 0) + + if(EXISTS "${LTTNGUST_INCLUDE_DIRS}/lttng/tracef.h") + set(LTTNGUST_HAS_TRACEF TRUE) + endif() + + if(EXISTS "${LTTNGUST_INCLUDE_DIRS}/lttng/tracelog.h") + set(LTTNGUST_HAS_TRACELOG TRUE) + endif() + + # get version + set(lttngust_version_file "${LTTNGUST_INCLUDE_DIRS}/lttng/ust-version.h") + + if(EXISTS "${lttngust_version_file}") + file(STRINGS "${lttngust_version_file}" lttngust_version_major_string + REGEX "^[\t ]*#define[\t ]+LTTNG_UST_MAJOR_VERSION[\t ]+[0-9]+[\t ]*$") + file(STRINGS "${lttngust_version_file}" lttngust_version_minor_string + REGEX "^[\t ]*#define[\t ]+LTTNG_UST_MINOR_VERSION[\t ]+[0-9]+[\t ]*$") + file(STRINGS "${lttngust_version_file}" lttngust_version_patch_string + REGEX "^[\t ]*#define[\t ]+LTTNG_UST_PATCHLEVEL_VERSION[\t ]+[0-9]+[\t ]*$") + string(REGEX REPLACE ".*([0-9]+).*" "\\1" + lttngust_v_major "${lttngust_version_major_string}") + string(REGEX REPLACE ".*([0-9]+).*" "\\1" + lttngust_v_minor "${lttngust_version_minor_string}") + string(REGEX REPLACE ".*([0-9]+).*" "\\1" + lttngust_v_patch "${lttngust_version_patch_string}") + set(LTTNGUST_VERSION_STRING + "${lttngust_v_major}.${lttngust_v_minor}.${lttngust_v_patch}") + unset(lttngust_version_major_string) + unset(lttngust_version_minor_string) + unset(lttngust_version_patch_string) + unset(lttngust_v_major) + unset(lttngust_v_minor) + unset(lttngust_v_patch) + endif() + + unset(lttngust_version_file) + + if(NOT TARGET LTTng::UST) + add_library(LTTng::UST UNKNOWN IMPORTED) + set_target_properties(LTTng::UST PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${LTTNGUST_INCLUDE_DIRS}" + INTERFACE_LINK_LIBRARIES ${CMAKE_DL_LIBS} + IMPORTED_LINK_INTERFACE_LANGUAGES "C" + IMPORTED_LOCATION "${LTTNGUST_LIBRARIES}") + endif() + + # add libdl to required libraries + set(LTTNGUST_LIBRARIES ${LTTNGUST_LIBRARIES} ${CMAKE_DL_LIBS}) +endif() + +# handle the QUIETLY and REQUIRED arguments and set LTTNGUST_FOUND to +# TRUE if all listed variables are TRUE +include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) +find_package_handle_standard_args(LTTngUST FOUND_VAR LTTNGUST_FOUND + REQUIRED_VARS LTTNGUST_LIBRARIES + LTTNGUST_INCLUDE_DIRS + VERSION_VAR LTTNGUST_VERSION_STRING) +mark_as_advanced(LTTNGUST_LIBRARIES LTTNGUST_INCLUDE_DIRS) diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt index ba493cb..c7d2138 100644 --- a/Tests/CMakeLists.txt +++ b/Tests/CMakeLists.txt @@ -1371,6 +1371,10 @@ ${CMake_BINARY_DIR}/bin/cmake -DDIR=dev -P ${CMake_SOURCE_DIR}/Utilities/Release add_subdirectory(FindJsonCpp) endif() + if(CMake_TEST_FindLTTngUST) + add_subdirectory(FindLTTngUST) + endif() + if(CMake_TEST_FindOpenSSL) add_subdirectory(FindOpenSSL) endif() diff --git a/Tests/CMakeOnly/AllFindModules/CMakeLists.txt b/Tests/CMakeOnly/AllFindModules/CMakeLists.txt index 0aad161..1f39052 100644 --- a/Tests/CMakeOnly/AllFindModules/CMakeLists.txt +++ b/Tests/CMakeOnly/AllFindModules/CMakeLists.txt @@ -81,7 +81,7 @@ endmacro() # reported. foreach(VTEST ALSA ARMADILLO BZIP2 CUPS CURL EXPAT FREETYPE GETTEXT GIT HG - HSPELL ICOTOOL JASPER LIBLZMA LIBXML2 LIBXSLT PERL PKG_CONFIG + HSPELL ICOTOOL JASPER LIBLZMA LIBXML2 LIBXSLT LTTNGUST PERL PKG_CONFIG PostgreSQL TIFF ZLIB) check_version_string(${VTEST} ${VTEST}_VERSION_STRING) endforeach() diff --git a/Tests/FindLTTngUST/CMakeLists.txt b/Tests/FindLTTngUST/CMakeLists.txt new file mode 100644 index 0000000..c9c471d --- /dev/null +++ b/Tests/FindLTTngUST/CMakeLists.txt @@ -0,0 +1,10 @@ +add_test(NAME FindLTTngUST.Test COMMAND + ${CMAKE_CTEST_COMMAND} -C $<CONFIGURATION> + --build-and-test + "${CMake_SOURCE_DIR}/Tests/FindLTTngUST/Test" + "${CMake_BINARY_DIR}/Tests/FindLTTngUST/Test" + ${build_generator_args} + --build-project TestFindLTTngUST + --build-options ${build_options} + --test-command ${CMAKE_CTEST_COMMAND} -V -C $<CONFIGURATION> + ) diff --git a/Tests/FindLTTngUST/Test/CMakeLists.txt b/Tests/FindLTTngUST/Test/CMakeLists.txt new file mode 100644 index 0000000..e5bd9f3 --- /dev/null +++ b/Tests/FindLTTngUST/Test/CMakeLists.txt @@ -0,0 +1,18 @@ +cmake_minimum_required(VERSION 3.5) +project(TestFindLTTngUST C) +include(CTest) + +find_package(LTTngUST REQUIRED) + +add_definitions(-DCMAKE_EXPECTED_LTTNGUST_VERSION="${LTTNGUST_VERSION_STRING}") +add_definitions(-DCMAKE_LTTNGUST_HAS_TRACEF="${LTTNGUST_HAS_TRACEF}") +add_definitions(-DCMAKE_LTTNGUST_HAS_TRACELOG="${LTTNGUST_HAS_TRACELOG}") + +add_executable(test_tgt main.c) +target_link_libraries(test_tgt LTTng::UST) +add_test(NAME test_tgt COMMAND test_tgt) + +add_executable(test_var main.c) +target_include_directories(test_var PRIVATE ${LTTNGUST_INCLUDE_DIRS}) +target_link_libraries(test_var PRIVATE ${LTTNGUST_LIBRARIES}) +add_test(NAME test_var COMMAND test_var) diff --git a/Tests/FindLTTngUST/Test/main.c b/Tests/FindLTTngUST/Test/main.c new file mode 100644 index 0000000..ac775a0 --- /dev/null +++ b/Tests/FindLTTngUST/Test/main.c @@ -0,0 +1,31 @@ +#include <assert.h> +#include <string.h> +#include <stdio.h> +#include <lttng/ust-version.h> + +#ifdef CMAKE_LTTNGUST_HAS_TRACEF +#include <lttng/tracef.h> +#endif + +#ifdef CMAKE_LTTNGUST_HAS_TRACELOG +#include <lttng/tracelog.h> +#endif + +int main(void) +{ + char lttng_version_string[16]; + + snprintf(lttng_version_string, 16, "%u.%u.%u", LTTNG_UST_MAJOR_VERSION, + LTTNG_UST_MINOR_VERSION, LTTNG_UST_PATCHLEVEL_VERSION); + assert(!strcmp(lttng_version_string, CMAKE_EXPECTED_LTTNGUST_VERSION)); + +#ifdef CMAKE_LTTNGUST_HAS_TRACEF + tracef("calling tracef()! %d %s", -23, CMAKE_EXPECTED_LTTNGUST_VERSION); +#endif + +#ifdef CMAKE_LTTNGUST_HAS_TRACELOG + tracelog(TRACE_WARNING, "calling tracelog()! %d", 17); +#endif + + return 0; +} |