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-rw-r--r--Help/release/dev/FPHSA-reason-failure-message.rst5
-rw-r--r--Modules/FindPackageHandleStandardArgs.cmake27
-rw-r--r--Tests/RunCMake/FPHSA/CustomMessageConfig.cmake1
-rw-r--r--Tests/RunCMake/FPHSA/CustomMessageConfigVersion.cmake4
-rw-r--r--Tests/RunCMake/FPHSA/FindCustomMessage.cmake17
-rw-r--r--Tests/RunCMake/FPHSA/RunCMakeTest.cmake7
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_1-result.txt1
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_1-stderr.txt7
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_1.cmake4
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_2-result.txt1
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_2-stderr.txt8
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_2.cmake5
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_3-result.txt1
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_3-stderr.txt9
-rw-r--r--Tests/RunCMake/FPHSA/custom_message_3.cmake5
15 files changed, 96 insertions, 6 deletions
diff --git a/Help/release/dev/FPHSA-reason-failure-message.rst b/Help/release/dev/FPHSA-reason-failure-message.rst
new file mode 100644
index 0000000..419c3ba
--- /dev/null
+++ b/Help/release/dev/FPHSA-reason-failure-message.rst
@@ -0,0 +1,5 @@
+FPHSA-reason-failure-message
+----------------------------
+
+* Modules :module:`FindPackageHandleStandardArgs` gains the capability to
+ specify a message giving the reason for the failure.
diff --git a/Modules/FindPackageHandleStandardArgs.cmake b/Modules/FindPackageHandleStandardArgs.cmake
index a2999fc..d824ee8 100644
--- a/Modules/FindPackageHandleStandardArgs.cmake
+++ b/Modules/FindPackageHandleStandardArgs.cmake
@@ -27,6 +27,7 @@ valid filepaths.
[VERSION_VAR <version-var>]
[HANDLE_COMPONENTS]
[CONFIG_MODE]
+ [REASON_FAILURE_MESSAGE <reason-failure-message>]
[FAIL_MESSAGE <custom-failure-message>]
)
@@ -81,6 +82,10 @@ valid filepaths.
will automatically check whether the package configuration file
was found.
+ ``REASON_FAILURE_MESSAGE <reason-failure-message>``
+ Specify a custom message of the reason for the failure which will be
+ appended to the default generated message.
+
``FAIL_MESSAGE <custom-failure-message>``
Specify a custom failure message instead of using the default
generated message. Not recommended.
@@ -133,11 +138,15 @@ include(${CMAKE_CURRENT_LIST_DIR}/FindPackageMessage.cmake)
# internal helper macro
macro(_FPHSA_FAILURE_MESSAGE _msg)
+ set (__msg "${_msg}")
+ if (FPHSA_REASON_FAILURE_MESSAGE)
+ string(APPEND __msg "\n Reason given by package: ${FPHSA_REASON_FAILURE_MESSAGE}\n")
+ endif()
if (${_NAME}_FIND_REQUIRED)
- message(FATAL_ERROR "${_msg}")
+ message(FATAL_ERROR "${__msg}")
else ()
if (NOT ${_NAME}_FIND_QUIETLY)
- message(STATUS "${_msg}")
+ message(STATUS "${__msg}")
endif ()
endif ()
endmacro()
@@ -158,12 +167,18 @@ macro(_FPHSA_HANDLE_FAILURE_CONFIG_MODE)
foreach(currentConfigIndex RANGE ${configsCount})
list(GET ${_NAME}_CONSIDERED_CONFIGS ${currentConfigIndex} filename)
list(GET ${_NAME}_CONSIDERED_VERSIONS ${currentConfigIndex} version)
- string(APPEND configsText " ${filename} (version ${version})\n")
+ string(APPEND configsText "\n ${filename} (version ${version})")
endforeach()
if (${_NAME}_NOT_FOUND_MESSAGE)
- string(APPEND configsText " Reason given by package: ${${_NAME}_NOT_FOUND_MESSAGE}\n")
+ if (FPHSA_REASON_FAILURE_MESSAGE)
+ string(PREPEND FPHSA_REASON_FAILURE_MESSAGE "${${_NAME}_NOT_FOUND_MESSAGE}\n ")
+ else()
+ set(FPHSA_REASON_FAILURE_MESSAGE "${${_NAME}_NOT_FOUND_MESSAGE}")
+ endif()
+ else()
+ string(APPEND configsText "\n")
endif()
- _FPHSA_FAILURE_MESSAGE("${FPHSA_FAIL_MESSAGE} ${VERSION_MSG}, checked the following files:\n${configsText}")
+ _FPHSA_FAILURE_MESSAGE("${FPHSA_FAIL_MESSAGE} ${VERSION_MSG}, checked the following files:${configsText}")
else()
# Simple case: No Config-file was found at all:
@@ -177,7 +192,7 @@ function(FIND_PACKAGE_HANDLE_STANDARD_ARGS _NAME _FIRST_ARG)
# Set up the arguments for `cmake_parse_arguments`.
set(options CONFIG_MODE HANDLE_COMPONENTS)
- set(oneValueArgs FAIL_MESSAGE VERSION_VAR FOUND_VAR)
+ set(oneValueArgs FAIL_MESSAGE REASON_FAILURE_MESSAGE VERSION_VAR FOUND_VAR)
set(multiValueArgs REQUIRED_VARS)
# Check whether we are in 'simple' or 'extended' mode:
diff --git a/Tests/RunCMake/FPHSA/CustomMessageConfig.cmake b/Tests/RunCMake/FPHSA/CustomMessageConfig.cmake
new file mode 100644
index 0000000..e25db1a
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/CustomMessageConfig.cmake
@@ -0,0 +1 @@
+# pseudo config module
diff --git a/Tests/RunCMake/FPHSA/CustomMessageConfigVersion.cmake b/Tests/RunCMake/FPHSA/CustomMessageConfigVersion.cmake
new file mode 100644
index 0000000..b7c9e18
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/CustomMessageConfigVersion.cmake
@@ -0,0 +1,4 @@
+# pseudo find_module
+
+set (PACKAGE_VERSION 2)
+set (PACKAGE_VERSION_UNSUITABLE TRUE)
diff --git a/Tests/RunCMake/FPHSA/FindCustomMessage.cmake b/Tests/RunCMake/FPHSA/FindCustomMessage.cmake
new file mode 100644
index 0000000..4d67db8
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/FindCustomMessage.cmake
@@ -0,0 +1,17 @@
+# pseudo find_module
+
+if (REASON_FAILURE_MESSAGE)
+ list (PREPEND REASON_FAILURE_MESSAGE "REASON_FAILURE_MESSAGE")
+endif()
+
+include(FindPackageHandleStandardArgs)
+
+if (CONFIG_MODE)
+ find_package (CustomMessage QUIET CONFIG HINTS "${CMAKE_MODULE_PATH}")
+ find_package_handle_standard_args(CustomMessage CONFIG_MODE
+ ${REASON_FAILURE_MESSAGE})
+else()
+ find_package_handle_standard_args(CustomMessage REQUIRED_VARS FOOBAR
+ VERSION_VAR CustomMessage_VERSION
+ ${REASON_FAILURE_MESSAGE})
+endif()
diff --git a/Tests/RunCMake/FPHSA/RunCMakeTest.cmake b/Tests/RunCMake/FPHSA/RunCMakeTest.cmake
index dd73cd4..f3e6c3e 100644
--- a/Tests/RunCMake/FPHSA/RunCMakeTest.cmake
+++ b/Tests/RunCMake/FPHSA/RunCMakeTest.cmake
@@ -39,3 +39,10 @@ unset(RunCMake_DEFAULT_stderr)
# check if searching for a version 0 works
list(APPEND RunCMake_TEST_OPTIONS "-DCMAKE_MODULE_PATH=${CMAKE_CURRENT_LIST_DIR}" "-DPseudo_VERSION=0")
run_cmake(exact_0_matching)
+
+# check custom error message
+set(RunCMake_TEST_OPTIONS "-DCMAKE_MODULE_PATH=${CMAKE_CURRENT_LIST_DIR}" "-DCustomMessage_VERSION=1.2.3.4")
+run_cmake(custom_message_1)
+set(RunCMake_TEST_OPTIONS "-DCMAKE_MODULE_PATH=${CMAKE_CURRENT_LIST_DIR}" "-DCONFIG_MODE=TRUE")
+run_cmake(custom_message_2)
+run_cmake(custom_message_3)
diff --git a/Tests/RunCMake/FPHSA/custom_message_1-result.txt b/Tests/RunCMake/FPHSA/custom_message_1-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_1-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/FPHSA/custom_message_1-stderr.txt b/Tests/RunCMake/FPHSA/custom_message_1-stderr.txt
new file mode 100644
index 0000000..992fe39
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_1-stderr.txt
@@ -0,0 +1,7 @@
+^CMake Error at .+/Modules/FindPackageHandleStandardArgs.cmake:[0-9]+ \(message\):
+ Could NOT find CustomMessage \(missing: FOOBAR\) \(found suitable version
+ "1\.2\.3\.4", minimum required is "1\.2"\)
+
+ Reason given by package: Reason Failure
+
+Call Stack \(most recent call first\):
diff --git a/Tests/RunCMake/FPHSA/custom_message_1.cmake b/Tests/RunCMake/FPHSA/custom_message_1.cmake
new file mode 100644
index 0000000..330de50
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_1.cmake
@@ -0,0 +1,4 @@
+
+set (REASON_FAILURE_MESSAGE "Reason Failure")
+
+find_package(CustomMessage 1.2 REQUIRED)
diff --git a/Tests/RunCMake/FPHSA/custom_message_2-result.txt b/Tests/RunCMake/FPHSA/custom_message_2-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_2-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/FPHSA/custom_message_2-stderr.txt b/Tests/RunCMake/FPHSA/custom_message_2-stderr.txt
new file mode 100644
index 0000000..4940752
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_2-stderr.txt
@@ -0,0 +1,8 @@
+^CMake Error at .+/Modules/FindPackageHandleStandardArgs.cmake:[0-9]+ \(message\):
+ Could NOT find CustomMessage \(Required is at least version "1\.2"\), checked
+ the following files:
+
+ .+/Tests/RunCMake/FPHSA/CustomMessageConfig.cmake \(version 2\)
+ Reason given by package: Not Found Message
+
+Call Stack \(most recent call first\):
diff --git a/Tests/RunCMake/FPHSA/custom_message_2.cmake b/Tests/RunCMake/FPHSA/custom_message_2.cmake
new file mode 100644
index 0000000..a3f2d96
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_2.cmake
@@ -0,0 +1,5 @@
+
+unset (REASON_FAILURE_MESSAGE)
+set (CustomMessage_NOT_FOUND_MESSAGE "Not Found Message")
+
+find_package(CustomMessage 1.2 REQUIRED)
diff --git a/Tests/RunCMake/FPHSA/custom_message_3-result.txt b/Tests/RunCMake/FPHSA/custom_message_3-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_3-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/FPHSA/custom_message_3-stderr.txt b/Tests/RunCMake/FPHSA/custom_message_3-stderr.txt
new file mode 100644
index 0000000..dc55843
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_3-stderr.txt
@@ -0,0 +1,9 @@
+^CMake Error at .+/Modules/FindPackageHandleStandardArgs.cmake:[0-9]+ \(message\):
+ Could NOT find CustomMessage \(Required is at least version "1\.2"\), checked
+ the following files:
+
+ .+/Tests/RunCMake/FPHSA/CustomMessageConfig.cmake \(version 2\)
+ Reason given by package: Not Found Message
+ Reason Failure
+
+Call Stack \(most recent call first\):
diff --git a/Tests/RunCMake/FPHSA/custom_message_3.cmake b/Tests/RunCMake/FPHSA/custom_message_3.cmake
new file mode 100644
index 0000000..203e012
--- /dev/null
+++ b/Tests/RunCMake/FPHSA/custom_message_3.cmake
@@ -0,0 +1,5 @@
+
+set (REASON_FAILURE_MESSAGE "Reason Failure")
+set (CustomMessage_NOT_FOUND_MESSAGE "Not Found Message")
+
+find_package(CustomMessage 1.2 REQUIRED)