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Improve leptonica search.

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This commit is contained in:
Egor Pugin 2016-01-26 14:52:18 +03:00
parent 0970227ca7
commit b48abd8e17
2 changed files with 3 additions and 54 deletions
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5
CMakeLists.txt
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@ -46,8 +46,9 @@ set(VERSION_PLAIN ${VERSION_MAJOR}.${VERSION_MINOR})
set(MINIMUM_LEPTONICA_VERSION 1.71)
if (NOT Leptonica_DIR)
find_package(Leptonica ${MINIMUM_LEPTONICA_VERSION} REQUIRED)
if (NOT Leptonica_DIR AND NOT MSVC)
find_package(PkgConfig REQUIRED)
pkg_check_modules(Leptonica REQUIRED lept)
else()
find_package(Leptonica ${MINIMUM_LEPTONICA_VERSION} REQUIRED CONFIG)
endif()

52
cmake/FindLeptonica.cmake
View File

@ -1,52 +0,0 @@
#
# Find Leptonica
#
# Exported variables:
# Leptonica_FOUND
# Leptonica_INCLUDE_DIRS
# Leptonica_LIBRARIES
#
# Leptonica_VERSION
# Leptonica_MAJOR_VERSION
# Leptonica_MINOR_VERSION
#
find_path(Leptonica_INCLUDE_DIR leptonica/allheaders.h
HINTS
/usr/include
/usr/local/include
/opt/include
/opt/local/include
${Leptonica_DIR}/include
)
if(NOT "${Leptonica_INCLUDE_DIR}" EQUAL "Leptonica_INCLUDE_DIR-NOTFOUND")
set(Leptonica_INCLUDE_DIRS ${Leptonica_INCLUDE_DIR}/leptonica)
file(STRINGS ${Leptonica_INCLUDE_DIRS}/allheaders.h Leptonica_MAJOR_VERSION REGEX "LIBLEPT_MAJOR_VERSION")
file(STRINGS ${Leptonica_INCLUDE_DIRS}/allheaders.h Leptonica_MINOR_VERSION REGEX "LIBLEPT_MINOR_VERSION")
string(REGEX MATCH "[0-9]+" Leptonica_MAJOR_VERSION ${Leptonica_MAJOR_VERSION})
string(REGEX MATCH "[0-9]+" Leptonica_MINOR_VERSION ${Leptonica_MINOR_VERSION})
set(Leptonica_VERSION ${Leptonica_MAJOR_VERSION}.${Leptonica_MINOR_VERSION})
endif()
find_library(Leptonica_LIBRARY NAMES lept liblept
HINTS
/usr/lib
/usr/local/lib
/opt/lib
/opt/local/lib
${Leptonica_DIR}/lib
)
set(Leptonica_LIBRARIES ${Leptonica_LIBRARY})
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Leptonica
REQUIRED_VARS
Leptonica_INCLUDE_DIRS
Leptonica_LIBRARIES
VERSION_VAR Leptonica_VERSION
FAIL_MESSAGE "Try to set Leptonica_DIR or Leptonica_ROOT"
)
mark_as_advanced(Leptonica_INCLUDE_DIRS Leptonica_LIBRARIES)