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cmake: Parse SQLite version from sqlite3.h

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This commit is contained in:
Oleg Shparber 2017-11-12 18:53:19 +02:00
parent c8525e917e
commit 436a96187c
1 changed files with 13 additions and 2 deletions
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15
cmake/FindSQLite.cmake
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@ -26,8 +26,19 @@ find_library(SQLite_LIBRARY NAMES sqlite3
${PC_SQLITE_LIBRARY_DIRS}
)
# TODO: Set version when library is found not via pkg-config.
set(SQLite_VERSION_STRING ${PC_SQLITE_VERSION})
if(PC_SQLITE_VERSION)
set(SQLite_VERSION_STRING ${PC_SQLITE_VERSION})
elseif(SQLite_INCLUDE_DIR AND EXISTS "${SQLite_INCLUDE_DIR}/sqlite3.h")
# Parse sqlite3.h for the version macro:
# #define SQLITE_VERSION "3.20.1"
set(_SQLite_VERSION_REGEX "^#define[ \t]+SQLITE_VERSION[ \t]+\"([0-9]+)\\.([0-9]+)\\.([0-9]+)\".*$")
file(STRINGS "${SQLite_INCLUDE_DIR}/sqlite3.h" _SQLite_VERSION_MACRO LIMIT_COUNT 1 REGEX "${_SQLite_VERSION_REGEX}")
if(_SQLite_VERSION_MACRO)
string(REGEX REPLACE "${_SQLite_VERSION_REGEX}" "\\1.\\2.\\3" SQLite_VERSION_STRING "${_SQLite_VERSION_MACRO}")
endif()
unset(_SQLite_VERSION_MACRO)
unset(_SQLite_VERSION_REGEX)
endif()
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(SQLite