summaryrefslogtreecommitdiff
path: root/CMakeLists.txt
blob: 540c3c3d64fad9cad4c9fd97ac563db52c99da38 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
cmake_minimum_required (VERSION 3.0)
project (uirc3 VERSION 1.0.0 LANGUAGES C)

# Options
option (WANT_READLINE "Use GNU Readline for the UI (better)" ON)
option (WANT_LIBEDIT "Use BSD libedit for the UI" OFF)

# Moar warnings
if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
	# -Wunused-function is pretty annoying here, as everything is static
	set (wdisabled "-Wno-unused-function")
	set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -Wall -Wextra ${wdisabled}")
endif ()

# Version
set (project_version "${PROJECT_VERSION}")

# Try to append commit ID if it follows a version tag.  It might be nicer if
# we could also detect dirty worktrees but that's very hard to get right.
# If we didn't need this for CPack, we could use add_custom_command to generate
# a version source/include file.
find_package (Git)
set (git_head "${PROJECT_SOURCE_DIR}/.git/HEAD")
if (GIT_FOUND AND EXISTS "${git_head}")
	configure_file ("${git_head}" git-head.tag COPYONLY)
	file (READ "${git_head}" git_head_content)
	if (git_head_content MATCHES "^ref: ([^\r\n]+)")
		set (git_ref "${PROJECT_SOURCE_DIR}/.git/${CMAKE_MATCH_1}")
		if (EXISTS "${git_ref}")
			configure_file ("${git_ref}" git-ref.tag COPYONLY)
		endif ()
	endif ()

	execute_process (COMMAND ${GIT_EXECUTABLE} describe --tags --match v*
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
		RESULT_VARIABLE git_describe_result
		OUTPUT_VARIABLE git_describe OUTPUT_STRIP_TRAILING_WHITESPACE)
	if (NOT git_describe_result)
		string (REGEX REPLACE "^v" "" project_version "${git_describe}")
	endif ()
endif ()

# Dashes make filenames confusing and upset packaging software
string (REPLACE "-" "+" project_version_safe "${project_version}")

# Dependencies
set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/liberty/cmake)
include (AddThreads)

find_package (PkgConfig REQUIRED)
pkg_check_modules (libssl REQUIRED libssl libcrypto)
list (APPEND project_libraries ${libssl_LIBRARIES})
include_directories (${libssl_INCLUDE_DIRS})
link_directories (${libssl_LIBRARY_DIRS})

if ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
	# Need this for SIGWINCH in FreeBSD and OpenBSD respectively;
	# our POSIX version macros make it undefined
	add_definitions (-D__BSD_VISIBLE=1 -D_BSD_SOURCE=1)
endif ()

# -lrt is only for glibc < 2.17
# -liconv may or may not be a part of libc
foreach (extra iconv rt)
	find_library (extra_lib_${extra} ${extra})
	if (extra_lib_${extra})
		list (APPEND project_libraries ${extra_lib_${extra}})
	endif ()
endforeach ()

include (CheckCSourceRuns)
set (CMAKE_REQUIRED_LIBRARIES ${project_libraries})
get_property (CMAKE_REQUIRED_INCLUDES
	DIRECTORY "${PROJECT_SOURCE_DIR}" PROPERTY INCLUDE_DIRECTORIES)
CHECK_C_SOURCE_RUNS ("#include <iconv.h>
	int main () { return iconv_open (\"UTF-8//TRANSLIT\", \"ISO-8859-1\")
		== (iconv_t) -1; }" ICONV_ACCEPTS_TRANSLIT)

# Dependencies for degesch
pkg_check_modules (libffi REQUIRED libffi)
list (APPEND degesch_libraries ${libffi_LIBRARIES})
include_directories (${libffi_INCLUDE_DIRS})
link_directories (${libffi_LIBRARY_DIRS})

# XXX: other Lua versions may be acceptable, don't know yet
pkg_search_module (lua lua53 lua5.3 lua-5.3 lua54 lua5.4 lua-5.4 lua>=5.3)
option (WITH_LUA "Enable support for Lua plugins" ${lua_FOUND})

if (WITH_LUA)
	if (NOT lua_FOUND)
		message (FATAL_ERROR "Lua library not found")
	endif ()

	list (APPEND degesch_libraries ${lua_LIBRARIES})
	include_directories (${lua_INCLUDE_DIRS})
	link_directories (${lua_LIBRARY_DIRS})
endif ()

find_package (Curses)
pkg_check_modules (ncursesw ncursesw)
if (ncursesw_FOUND)
	list (APPEND degesch_libraries ${ncursesw_LIBRARIES})
	include_directories (${ncursesw_INCLUDE_DIRS})
elseif (CURSES_FOUND)
	list (APPEND degesch_libraries ${CURSES_LIBRARY})
	include_directories (${CURSES_INCLUDE_DIR})
else ()
	message (SEND_ERROR "Curses not found")
endif ()

if ((WANT_READLINE AND WANT_LIBEDIT) OR (NOT WANT_READLINE AND NOT WANT_LIBEDIT))
	message (SEND_ERROR "You have to choose either GNU Readline or libedit")
elseif (WANT_READLINE)
	# OpenBSD's default readline is too old
	if ("${CMAKE_SYSTEM_NAME}" MATCHES "OpenBSD")
		include_directories (${OPENBSD_LOCALBASE}/include/ereadline)
		list (APPEND degesch_libraries ereadline)
	else ()
		list (APPEND degesch_libraries readline)
	endif ()
elseif (WANT_LIBEDIT)
	pkg_check_modules (libedit REQUIRED libedit)
	list (APPEND degesch_libraries ${libedit_LIBRARIES})
	include_directories (${libedit_INCLUDE_DIRS})
endif ()

# Generate a configuration file
set (HAVE_READLINE "${WANT_READLINE}")
set (HAVE_EDITLINE "${WANT_LIBEDIT}")
set (HAVE_LUA      "${WITH_LUA}")

include (GNUInstallDirs)
configure_file (${PROJECT_SOURCE_DIR}/config.h.in ${PROJECT_BINARY_DIR}/config.h)
include_directories (${PROJECT_SOURCE_DIR} ${PROJECT_BINARY_DIR})

# Generate IRC replies--we need a custom target because of the multiple outputs
add_custom_command (OUTPUT kike-replies.c kike.msg
	COMMAND ${PROJECT_SOURCE_DIR}/kike-gen-replies.sh
		> kike-replies.c < ${PROJECT_SOURCE_DIR}/kike-replies
	DEPENDS ${PROJECT_SOURCE_DIR}/kike-replies
	COMMENT "Generating files from the list of server numerics")
add_custom_target (replies DEPENDS ${PROJECT_BINARY_DIR}/kike-replies.c)

# Build
foreach (name zyklonb degesch kike)
	add_executable (${name} ${name}.c ${PROJECT_BINARY_DIR}/config.h)
	target_link_libraries (${name} ${project_libraries})
	add_threads (${name})
endforeach ()

add_dependencies (kike replies)
add_dependencies (degesch replies)
target_link_libraries (degesch ${degesch_libraries})

# Tests
include (CTest)
if (BUILD_TESTING)
	add_executable (test-degesch $<TARGET_PROPERTY:degesch,SOURCES>)
	set_target_properties (test-degesch PROPERTIES COMPILE_DEFINITIONS TESTING)
	target_link_libraries (test-degesch $<TARGET_PROPERTY:degesch,LINK_LIBRARIES>)
	add_threads (test-degesch)
	add_dependencies (test-degesch replies)

	add_test (NAME test-degesch COMMAND test-degesch)
	add_test (NAME custom-static-analysis
		COMMAND ${PROJECT_SOURCE_DIR}/test-static)
endif ()

# Various clang-based diagnostics, loads of fake positives and spam
file (GLOB clang_tidy_sources *.c)
set (clang_tidy_checks misc-* readability-*
	-readability-braces-around-statements
	-readability-named-parameter)
string (REPLACE ";" "," clang_tidy_checks "${clang_tidy_checks}")

set (CMAKE_EXPORT_COMPILE_COMMANDS ON)
add_custom_target (clang-tidy
	COMMAND clang-tidy -p ${PROJECT_BINARY_DIR} -checks=${clang_tidy_checks}
		${clang_tidy_sources} 1>&2
	USES_TERMINAL
	WORKING_DIRECTORY ${PROJECT_SOURCE_DIR})

# Installation
install (TARGETS zyklonb degesch kike DESTINATION ${CMAKE_INSTALL_BINDIR})
install (FILES LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
# XXX: our defaults for XDG_DATA_DIRS expect /usr/local/shore or /usr/share
install (DIRECTORY plugins/zyklonb/
	DESTINATION ${CMAKE_INSTALL_DATADIR}/zyklonb/plugins USE_SOURCE_PERMISSIONS)
install (DIRECTORY plugins/degesch/
	DESTINATION ${CMAKE_INSTALL_DATADIR}/degesch/plugins)

# Generate documentation from text markup
find_program (ASCIIDOCTOR_EXECUTABLE asciidoctor)
if (NOT ASCIIDOCTOR_EXECUTABLE)
	message (FATAL_ERROR "asciidoctor not found")
endif ()

foreach (page zyklonb degesch kike)
	set (page_output "${PROJECT_BINARY_DIR}/${page}.1")
	list (APPEND project_MAN_PAGES "${page_output}")
	add_custom_command (OUTPUT ${page_output}
		COMMAND ${ASCIIDOCTOR_EXECUTABLE} -b manpage
			-a release-version=${project_version}
			"${PROJECT_SOURCE_DIR}/${page}.adoc"
			-o "${page_output}"
		DEPENDS ${page}.adoc
		COMMENT "Generating man page for ${page}" VERBATIM)
endforeach ()

add_custom_target (docs ALL DEPENDS ${project_MAN_PAGES})

foreach (page ${project_MAN_PAGES})
	string (REGEX MATCH "\\.([0-9])$" manpage_suffix "${page}")
	install (FILES "${page}"
		DESTINATION "${CMAKE_INSTALL_MANDIR}/man${CMAKE_MATCH_1}")
endforeach ()

# CPack
set (CPACK_PACKAGE_DESCRIPTION_SUMMARY "Experimental IRC client, daemon and bot")
set (CPACK_PACKAGE_VERSION "${project_version_safe}")
set (CPACK_PACKAGE_VENDOR "Premysl Eric Janouch")
set (CPACK_PACKAGE_CONTACT "Přemysl Eric Janouch <p@janouch.name>")
set (CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/LICENSE")

set (CPACK_GENERATOR "TGZ;ZIP")
set (CPACK_PACKAGE_FILE_NAME
	"${PROJECT_NAME}-${project_version_safe}-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
set (CPACK_PACKAGE_INSTALL_DIRECTORY "${PROJECT_NAME}-${project_version_safe}")

set (CPACK_SOURCE_GENERATOR "TGZ;ZIP")
set (CPACK_SOURCE_IGNORE_FILES "/\\\\.git;/build;/CMakeLists.txt.user")
set (CPACK_SOURCE_PACKAGE_FILE_NAME "${PROJECT_NAME}-${project_version_safe}")

set (CPACK_SET_DESTDIR TRUE)
include (CPack)