Differential D17547 Diff 47656 cmake/modules/FindFontconfig.cmake

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cmake/modules/FindFontconfig.cmake

1# - Try to find the Fontconfig 1​#.rst:
2# Once done this will define 2​# FindFontconfig
3​# --------------
3# 4​#
4# FONTCONFIG_FOUND - system has Fontconfig 5​# Try to find Fontconfig.
5# FONTCONFIG_INCLUDE_DIR - The include directory to use for the fontconfig headers 6​# Once done this will define the following variables:
6# FONTCONFIG_LIBRARIES - Link these to use FONTCONFIG 7​#
7# FONTCONFIG_DEFINITIONS - Compiler switches required for using FONTCONFIG 8​# ``Fontconfig_FOUND``
9​# True if Fontconfig is available
10​# ``Fontconfig_INCLUDE_DIRS``
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shall be FONTCONFIG_INCLUDE_DIRS

(https://cmake.org/cmake/help/latest/manual/cmake-developer.7.html#standard-variable-names)

This link also suggests the variable names shall be exact-case FONTCONFIG_ → Fontconfig_

krop: shall be FONTCONFIG_INCLUDE_DIRS (https://cmake.org/cmake/help/latest/manual/cmake-developer.7.
11​# The include directory to use for the Fontconfig headers
12​# ``Fontconfig_LIBRARIES``
13​# The Fontconfig libraries for linking
14​# ``Fontconfig_DEFINITIONS``
15​# Compiler switches required for using Fontconfig
16​# ``Fontconfig_VERSION``
17​# The version of Fontconfig that has been found
18​#
19​# If ``Fontconfig_FOUND`` is True, it will also define the following
20​# imported target:
21​#
22​# ``Fontconfig::Fontconfig``
8 23​
24​#=============================================================================
9# Copyright (c) 2006,2007 Laurent Montel, <montel@kde.org> 25​# Copyright (c) 2006,2007 Laurent Montel, <montel@kde.org>
26​# Copyright (c) 2018 Volker Krause <vkrause@kde.org>
10# 27​#
11# Redistribution and use is allowed according to the terms of the BSD license. 28​# Redistribution and use in source and binary forms, with or without
12# For details see the accompanying COPYING-CMAKE-SCRIPTS file. 29​# modification, are permitted provided that the following conditions
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You need a fallback method for platforms where pkgconfig isn't usable.

fontconfig.h defines FC_MAJOR, FC_MINOR, FC_REVISION

krop: You need a fallback method for platforms where pkgconfig isn't usable. fontconfig.h defines…
13 30​# are met:
14 31​#
15if (FONTCONFIG_LIBRARIES AND FONTCONFIG_INCLUDE_DIR) 32​# 1. Redistributions of source code must retain the copyright
16 33​# notice, this list of conditions and the following disclaimer.
17 # in cache already 34​# 2. Redistributions in binary form must reproduce the copyright
18 set(FONTCONFIG_FOUND TRUE) 35​# notice, this list of conditions and the following disclaimer in the
19 36​# documentation and/or other materials provided with the distribution.
20else (FONTCONFIG_LIBRARIES AND FONTCONFIG_INCLUDE_DIR) 37​# 3. The name of the author may not be used to endorse or promote products
38​# derived from this software without specific prior written permission.
39​#
40​# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
41​# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
42​# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
43​# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
44​# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45​# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
46​# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
47​# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
48​# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
49​# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
50​#=============================================================================
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Remove this condition. This is not recommended anymore

krop: Remove this condition. This is not recommended anymore
21 51​
22 if (NOT WIN32) ​
23 # use pkg-config to get the directories and then use these values 52​# use pkg-config to get the directories and then use these values
24 # in the FIND_PATH() and FIND_LIBRARY() calls 53​# in the FIND_PATH() and FIND_LIBRARY() calls
25 find_package(PkgConfig) 54​find_package(PkgConfig)
26 pkg_check_modules(PC_FONTCONFIG QUIET fontconfig) 55​pkg_check_modules(PC_FONTCONFIG QUIET fontconfig)
27 56​
28 set(FONTCONFIG_DEFINITIONS ${PC_FONTCONFIG_CFLAGS_OTHER}) 57​set(Fontconfig_DEFINITIONS ${PC_FONTCONFIG_CFLAGS_OTHER})
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Delete this if() / endif(). Not needed anymore since ages.

krop: Delete this if() / endif(). Not needed anymore since ages.
29 endif (NOT WIN32) ​
30 58​
31 find_path(FONTCONFIG_INCLUDE_DIR fontconfig/fontconfig.h 59​find_path(Fontconfig_INCLUDE_DIRS fontconfig/fontconfig.h
32 PATHS 60​ PATHS
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Now that you have Fontconfig_VERSION, please use the second form:

find_package_handle_standard_args(Fontconfig
FOUND_VAR Fontconfig_FOUND
REQUIRED_VARS Fontconfig_LIBRARIES Fontconfig_INCLUDE_DIRS
VERSION_VAR Fontconfig_VERSION)
krop: Now that you have Fontconfig_VERSION, please use the second form: ```…
33 ${PC_FONTCONFIG_INCLUDEDIR} ​
34 ${PC_FONTCONFIG_INCLUDE_DIRS} 61​ ${PC_FONTCONFIG_INCLUDE_DIRS}
35 /usr/X11/include 62​ /usr/X11/include
36 ) 63​)
37 64​
38 find_library(FONTCONFIG_LIBRARIES NAMES fontconfig 65​find_library(Fontconfig_LIBRARIES NAMES fontconfig
39 PATHS 66​ PATHS
40 ${PC_FONTCONFIG_LIBDIR} ​
41 ${PC_FONTCONFIG_LIBRARY_DIRS} 67​ ${PC_FONTCONFIG_LIBRARY_DIRS}
42 ) 68​)
43 69​
44 include(FindPackageHandleStandardArgs) 70​set(Fontconfig_VERSION ${PC_FONTCONFIG_VERSION})
45 find_package_handle_standard_args(Fontconfig DEFAULT_MSG FONTCONFIG_LIBRARIES FONTCONFIG_INCLUDE_DIR ) 71​if (NOT Fontconfig_VERSION)
72​ find_file(Fontconfig_VERSION_HEADER
73​ NAMES "fontconfig/fontconfig.h"
74​ HINTS ${Fontconfig_INCLUDE_DIRS}
75​ )
76​ mark_as_advanced(Fontconfig_VERSION_HEADER)
77​ if (Fontconfig_VERSION_HEADER)
78​ file(READ ${Fontconfig_VERSION_HEADER} _fontconfig_version_header_content)
79​ string(REGEX MATCH "#define FC_MAJOR[ \t]+[0-9]+" Fontconfig_MAJOR_VERSION_MATCH ${_fontconfig_version_header_content})
80​ string(REGEX MATCH "#define FC_MINOR[ \t]+[0-9]+" Fontconfig_MINOR_VERSION_MATCH ${_fontconfig_version_header_content})
81​ string(REGEX MATCH "#define FC_REVISION[ \t]+[0-9]+" Fontconfig_PATCH_VERSION_MATCH ${_fontconfig_version_header_content})
82​ string(REGEX REPLACE ".*FC_MAJOR[ \t]+(.*)" "\\1" Fontconfig_MAJOR_VERSION ${Fontconfig_MAJOR_VERSION_MATCH})
83​ string(REGEX REPLACE ".*FC_MINOR[ \t]+(.*)" "\\1" Fontconfig_MINOR_VERSION ${Fontconfig_MINOR_VERSION_MATCH})
84​ string(REGEX REPLACE ".*FC_REVISION[ \t]+(.*)" "\\1" Fontconfig_PATCH_VERSION ${Fontconfig_PATCH_VERSION_MATCH})
85​ set(Fontconfig_VERSION "${Fontconfig_MAJOR_VERSION}.${Fontconfig_MINOR_VERSION}.${Fontconfig_PATCH_VERSION}")
86​ endif()
87​endif()
46 88​
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There's no version check, does it matter?

krop: There's no version check, does it matter?
47 mark_as_advanced(FONTCONFIG_LIBRARIES FONTCONFIG_INCLUDE_DIR) 89​include(FindPackageHandleStandardArgs)
90​find_package_handle_standard_args(Fontconfig
91​ FOUND_VAR Fontconfig_FOUND
92​ REQUIRED_VARS Fontconfig_LIBRARIES Fontconfig_INCLUDE_DIRS
93​ VERSION_VAR Fontconfig_VERSION
94​)
95​mark_as_advanced(Fontconfig_LIBRARIES Fontconfig_INCLUDE_DIRS)
48 96​
49endif (FONTCONFIG_LIBRARIES AND FONTCONFIG_INCLUDE_DIR) 97​if(Fontconfig_FOUND AND NOT TARGET Fontconfig::Fontconfig)
98​ add_library(Fontconfig::Fontconfig UNKNOWN IMPORTED)
99​ set_target_properties(Fontconfig::Fontconfig PROPERTIES
100​ IMPORTED_LOCATION "${Fontconfig_LIBRARIES}"
101​ INTERFACE_INCLUDE_DIRECTORIES "${Fontconfig_INCLUDE_DIRS}"
102​ INTERFACE_COMPILER_DEFINITIONS "${Fontconfig_DEFINITIONS}"
103​ )
104​endif()
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endif()

krop: endif()
50 105​
106​include(FeatureSummary)
107​set_package_properties(Fontconfig PROPERTIES
108​ URL "https://www.fontconfig.org/"
109​ DESCRIPTION "Fontconfig is a library for configuring and customizing font access"
110​)
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Remove the dot, feature_summary() adds a comma after the description

krop: Remove the dot, feature_summary() adds a comma after the description