From 0a974775b7192227b887dcba77515305083c1f13 Mon Sep 17 00:00:00 2001
From: Florent Pruvost <florent.pruvost@inria.fr>
Date: Thu, 16 Mar 2017 15:47:21 +0100
Subject: [PATCH] Add CPPCHECK find - CPPCHECK_EXECUTABLE stores the cppcheck
executable path - look for cppcheck executable in PATH env. var. or
CPPCHECK_DIR/bin or CPPCHECK_BINDIR (env. var. or CMake variables) -
CPPCHECK_VERSION stores the version
---
modules/find/FindCPPCHECK.cmake | 82 +++++++++++++++++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 modules/find/FindCPPCHECK.cmake
diff --git a/modules/find/FindCPPCHECK.cmake b/modules/find/FindCPPCHECK.cmake
new file mode 100644
index 0000000..0a97a8b
--- /dev/null
+++ b/modules/find/FindCPPCHECK.cmake
@@ -0,0 +1,82 @@
+###
+#
+# @copyright (c) 2017 Inria. All rights reserved.
+#
+###
+#
+# - Find CPPCHECK bin directory
+# Use this module by invoking find_package with the form:
+# find_package(CPPCHECK
+# [REQUIRED]) # Fail with error if cppcheck is not found
+#
+# This module finds headers and cppcheck library.
+# Results are reported in variables:
+# CPPCHECK_FOUND - True if cppcheck executable is found
+# CPPCHECK_EXECUTABLE - cppcheck executable directory found
+#
+# The user can give specific paths where to find the libraries adding cmake
+# options at configure (ex: cmake path/to/project -DCPPCHECK_DIR=path/to/cppcheck):
+# CPPCHECK_DIR - Where to find the base directory of cppcheck
+# CPPCHECK_BINDIR - Where to find the executable cppcheck
+# The module can also look for the following environment variables if paths
+# are not given as cmake variable: CPPCHECK_DIR, CPPCHECK_BINDIR
+
+if (NOT CPPCHECK_FOUND)
+ set(CPPCHECK_DIR "" CACHE PATH "Installation directory of CPPCHECK library")
+ mark_as_advanced(CPPCHECK_DIR)
+ if (NOT CPPCHECK_FIND_QUIETLY)
+ message(STATUS "A cache variable, namely CPPCHECK_DIR, has been set to specify the install directory of CPPCHECK")
+ endif()
+endif()
+
+set(ENV_CPPCHECK_DIR "$ENV{CPPCHECK_DIR}")
+set(ENV_CPPCHECK_BINDIR "$ENV{CPPCHECK_BINDIR}")
+set(CPPCHECK_GIVEN_BY_USER "FALSE")
+if ( CPPCHECK_DIR OR CPPCHECK_BINDIR OR ENV_CPPCHECK_DIR OR ENV_CPPCHECK_BINDIR )
+ set(CPPCHECK_GIVEN_BY_USER "TRUE")
+endif()
+
+
+if (NOT CPPCHECK_FIND_QUIETLY)
+ message(STATUS "Looking for CPPCHECK")
+endif()
+
+# Looking for executable
+# ----------------------
+
+# Add system include paths to search include
+# ------------------------------------------
+unset(where_to_look)
+if(CPPCHECK_BINDIR)
+ list(APPEND where_to_look "${CPPCHECK_BINDIR}")
+elseif(CPPCHECK_DIR)
+ list(APPEND where_to_look "${CPPCHECK_DIR}")
+elseif(ENV_CPPCHECK_BINDIR)
+ list(APPEND where_to_look "${ENV_CPPCHECK_BINDIR}")
+elseif(ENV_CPPCHECK_DIR)
+ list(APPEND where_to_look "${ENV_CPPCHECK_DIR}/bin")
+else()
+ string(REPLACE ":" ";" _path_env "$ENV{PATH}")
+ list(APPEND where_to_look "${_path_env}")
+endif()
+list(APPEND where_to_look "${CMAKE_PLATFORM_IMPLICIT_INCLUDE_DIRECTORIES}")
+list(APPEND where_to_look "${CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES}")
+list(REMOVE_DUPLICATES where_to_look)
+
+find_program(CPPCHECK_EXECUTABLE
+ NAMES cppcheck
+ HINTS ${where_to_look}
+)
+mark_as_advanced(CPPCHECK_EXECUTABLE)
+
+if(CPPCHECK_EXECUTABLE)
+ execute_process(COMMAND ${CPPCHECK_EXECUTABLE} "--version" OUTPUT_VARIABLE CPPCHECK_VERSION OUTPUT_STRIP_TRAILING_WHITESPACE)
+ string(REGEX REPLACE "Cppcheck " "" CPPCHECK_VERSION "${CPPCHECK_VERSION}")
+endif()
+
+# check that CPPCHECK has been found
+# ----------------------------------
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(CPPCHECK DEFAULT_MSG
+ CPPCHECK_EXECUTABLE
+ CPPCHECK_VERSION)
--
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