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https://git.tartarus.org/simon/putty.git
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fda41e1990
FreeBSD declares setpgrp() as taking two arguments, like Linux's setpgid(). Detect that at configure time and adjust the call in Pageant appropriately.
231 lines
7.3 KiB
CMake
231 lines
7.3 KiB
CMake
set(PUTTY_GSSAPI DYNAMIC
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CACHE STRING "Build PuTTY with dynamically or statically linked \
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Kerberos / GSSAPI support, if possible")
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set_property(CACHE PUTTY_GSSAPI
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PROPERTY STRINGS DYNAMIC STATIC OFF)
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include(CheckIncludeFile)
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include(CheckLibraryExists)
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include(CheckSymbolExists)
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include(CheckCSourceCompiles)
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include(GNUInstallDirs)
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set(CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
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-D_DEFAULT_SOURCE -D_GNU_SOURCE)
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check_include_file(sys/auxv.h HAVE_SYS_AUXV_H)
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check_include_file(asm/hwcap.h HAVE_ASM_HWCAP_H)
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check_include_file(sys/sysctl.h HAVE_SYS_SYSCTL_H)
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check_include_file(sys/types.h HAVE_SYS_TYPES_H)
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check_include_file(glob.h HAVE_GLOB_H)
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check_include_file(utmp.h HAVE_UTMP_H)
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check_include_file(utmpx.h HAVE_UTMPX_H)
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check_symbol_exists(futimes "sys/time.h" HAVE_FUTIMES)
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check_symbol_exists(getaddrinfo "sys/types.h;sys/socket.h;netdb.h"
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HAVE_GETADDRINFO)
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check_symbol_exists(posix_openpt "stdlib.h;fcntl.h" HAVE_POSIX_OPENPT)
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check_symbol_exists(ptsname "stdlib.h" HAVE_PTSNAME)
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check_symbol_exists(setresuid "unistd.h" HAVE_SETRESUID)
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check_symbol_exists(setresgid "unistd.h" HAVE_SETRESGID)
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check_symbol_exists(strsignal "string.h" HAVE_STRSIGNAL)
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check_symbol_exists(updwtmpx "utmpx.h" HAVE_UPDWTMPX)
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check_symbol_exists(fstatat "sys/types.h;sys/stat.h;unistd.h" HAVE_FSTATAT)
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check_symbol_exists(dirfd "sys/types.h;dirent.h" HAVE_DIRFD)
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check_symbol_exists(setpwent "sys/types.h;pwd.h" HAVE_SETPWENT)
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check_symbol_exists(endpwent "sys/types.h;pwd.h" HAVE_ENDPWENT)
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check_symbol_exists(getauxval "sys/auxv.h" HAVE_GETAUXVAL)
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check_symbol_exists(elf_aux_info "sys/auxv.h" HAVE_ELF_AUX_INFO)
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check_symbol_exists(sysctlbyname "sys/types.h;sys/sysctl.h" HAVE_SYSCTLBYNAME)
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check_symbol_exists(CLOCK_MONOTONIC "time.h" HAVE_CLOCK_MONOTONIC)
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check_symbol_exists(clock_gettime "time.h" HAVE_CLOCK_GETTIME)
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check_c_source_compiles("
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#define _GNU_SOURCE
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#include <features.h>
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#include <sys/socket.h>
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int main(int argc, char **argv) {
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struct ucred cr;
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socklen_t crlen = sizeof(cr);
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return getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cr, &crlen) +
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cr.pid + cr.uid + cr.gid;
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}" HAVE_SO_PEERCRED)
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check_c_source_compiles("
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#include <sys/types.h>
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#include <unistd.h>
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int main(int argc, char **argv) {
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setpgrp();
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}" HAVE_NULLARY_SETPGRP)
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check_c_source_compiles("
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#include <sys/types.h>
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#include <unistd.h>
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int main(int argc, char **argv) {
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setpgrp(0, 0);
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}" HAVE_BINARY_SETPGRP)
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if(HAVE_GETADDRINFO AND PUTTY_IPV6)
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set(NO_IPV6 OFF)
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else()
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set(NO_IPV6 ON)
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endif()
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if(HAVE_UTMPX_H)
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set(OMIT_UTMP OFF)
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else()
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set(OMIT_UTMP ON)
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endif()
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include(cmake/gtk.cmake)
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if(GTK_FOUND)
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# See if we have X11 available. This requires libX11 itself, and also
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# the GDK integration to X11.
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find_package(X11)
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function(check_x11)
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list(APPEND CMAKE_REQUIRED_INCLUDES ${GTK_INCLUDE_DIRS})
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check_include_file(gdk/gdkx.h HAVE_GDK_GDKX_H)
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if(X11_FOUND AND HAVE_GDK_GDKX_H)
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set(NOT_X_WINDOWS OFF PARENT_SCOPE)
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else()
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set(NOT_X_WINDOWS ON PARENT_SCOPE)
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endif()
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endfunction()
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check_x11()
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endif()
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include_directories(${CMAKE_SOURCE_DIR}/charset ${GTK_INCLUDE_DIRS} ${X11_INCLUDE_DIR})
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link_directories(${GTK_LIBRARY_DIRS})
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function(add_optional_system_lib library testfn)
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check_library_exists(${library} ${testfn} "" HAVE_LIB${library})
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if (HAVE_LIB${library})
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set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES};-l${library})
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link_libraries(-l${library})
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endif()
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endfunction()
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add_optional_system_lib(m pow)
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add_optional_system_lib(rt clock_gettime)
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add_optional_system_lib(xnet socket)
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set(extra_dirs charset)
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if(PUTTY_GSSAPI STREQUAL DYNAMIC)
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add_optional_system_lib(dl dlopen)
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if(HAVE_NO_LIBdl)
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message(WARNING
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"Could not find libdl -- cannot provide dynamic GSSAPI support")
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set(NO_GSSAPI ON)
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endif()
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endif()
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if(PUTTY_GSSAPI STREQUAL STATIC)
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set(KRB5_CFLAGS)
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set(KRB5_LDFLAGS)
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# First try using pkg-config
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find_package(PkgConfig)
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pkg_check_modules(KRB5 krb5-gssapi)
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# Failing that, try the dedicated krb5-config
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if(NOT KRB5_FOUND)
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find_program(KRB5_CONFIG krb5-config)
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if(KRB5_CONFIG)
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execute_process(COMMAND ${KRB5_CONFIG} --cflags gssapi
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OUTPUT_VARIABLE krb5_config_cflags
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OUTPUT_STRIP_TRAILING_WHITESPACE
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RESULT_VARIABLE krb5_config_cflags_result)
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execute_process(COMMAND ${KRB5_CONFIG} --libs gssapi
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OUTPUT_VARIABLE krb5_config_libs
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OUTPUT_STRIP_TRAILING_WHITESPACE
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RESULT_VARIABLE krb5_config_libs_result)
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if(krb5_config_cflags_result EQUAL 0 AND krb5_config_libs_result EQUAL 0)
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set(KRB5_INCLUDE_DIRS)
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set(KRB5_LIBRARY_DIRS)
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set(KRB5_LIBRARIES)
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# We can safely put krb5-config's cflags directly into cmake's
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# cflags, without bothering to extract the include directories.
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set(KRB5_CFLAGS ${krb5_config_cflags})
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# But krb5-config --libs isn't so simple. It will actually
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# deliver a mix of libraries and other linker options. We have
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# to separate them for cmake purposes, because if we pass the
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# whole lot to add_link_options then they'll appear too early
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# in the command line (so that by the time our own code refers
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# to GSSAPI functions it'll be too late to search these
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# libraries for them), and if we pass the whole lot to
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# link_libraries then it'll get confused about options that
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# aren't libraries.
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separate_arguments(krb5_config_libs NATIVE_COMMAND
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${krb5_config_libs})
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foreach(opt ${krb5_config_libs})
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string(REGEX MATCH "^-l" ok ${opt})
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if(ok)
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list(APPEND KRB5_LIBRARIES ${opt})
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continue()
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endif()
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string(REGEX MATCH "^-L" ok ${opt})
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if(ok)
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string(REGEX REPLACE "^-L" "" optval ${opt})
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list(APPEND KRB5_LIBRARY_DIRS ${optval})
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continue()
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endif()
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list(APPEND KRB5_LDFLAGS ${opt})
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endforeach()
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message(STATUS "Found Kerberos via krb5-config")
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set(KRB5_FOUND YES)
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endif()
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endif()
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endif()
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if(KRB5_FOUND)
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include_directories(${KRB5_INCLUDE_DIRS})
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link_directories(${KRB5_LIBRARY_DIRS})
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link_libraries(${KRB5_LIBRARIES})
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add_compile_options(${KRB5_CFLAGS})
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add_link_options(${KRB5_LDFLAGS})
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set(STATIC_GSSAPI ON)
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else()
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message(WARNING
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"Could not find krb5 via pkg-config or krb5-config -- \
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cannot provide static GSSAPI support")
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set(NO_GSSAPI ON)
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endif()
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endif()
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if(PUTTY_GSSAPI STREQUAL OFF)
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set(NO_GSSAPI ON)
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endif()
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if(STRICT AND (CMAKE_C_COMPILER_ID MATCHES "GNU" OR
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CMAKE_C_COMPILER_ID MATCHES "Clang"))
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -Wpointer-arith -Wvla")
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endif()
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function(installed_program target)
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if(CMAKE_VERSION VERSION_LESS 3.14)
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# CMake 3.13 and earlier required an explicit install destination.
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install(TARGETS ${target} RUNTIME DESTINATION bin)
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else()
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# 3.14 and above selects a sensible default, which we should avoid
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# overriding here so that end users can override it using
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# CMAKE_INSTALL_BINDIR.
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install(TARGETS ${target})
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endif()
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if(HAVE_MANPAGE_${target}_1)
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install(FILES ${CMAKE_BINARY_DIR}/doc/${target}.1
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DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
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else()
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message(WARNING "Could not build man page ${target}.1")
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endif()
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endfunction()
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