cmake: stop exporting compat functions

1 files changed, 38 insertions, 73 deletions

diff --git a/crypto/CMakeLists.txt b/crypto/CMakeLists.txt
index 8046efe..496d64b 100644
--- a/crypto/CMakeLists.txt
+++ b/crypto/CMakeLists.txt
@@ -734,6 +734,8 @@ set(
         x509/x_all.c
 )
 
+set(COMPAT_SRC "")
+
 if(UNIX)
         set(CRYPTO_SRC ${CRYPTO_SRC} crypto_lock.c)
         set(CRYPTO_SRC ${CRYPTO_SRC} bio/b_posix.c)
@@ -749,38 +751,19 @@ if(WIN32)
 endif()
 
 if(WIN32)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/posix_win.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} gettimeofday)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} getuid)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_perror)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_fopen)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_fgets)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_open)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_rename)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_connect)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_close)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_read)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_write)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_getsockopt)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} posix_setsockopt)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/posix_win.c)
 endif()
 
 if(NOT HAVE_ASPRINTF)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/bsd-asprintf.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_asprintf)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_vasprintf)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/bsd-asprintf.c)
 endif()
 
 if(NOT HAVE_FREEZERO)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/freezero.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_freezero)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/freezero.c)
 endif()
 
 if(NOT HAVE_GETOPT)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getopt_long.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} getopt)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} optarg)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} optind)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/getopt_long.c)
 endif()
 
 if(NOT HAVE_GETPAGESIZE)
@@ -798,47 +781,38 @@ if(NOT HAVE_GETPROGNAME)
 endif()
 
 if(NOT HAVE_REALLOCARRAY)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/reallocarray.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_reallocarray)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/reallocarray.c)
 endif()
 
 if(NOT HAVE_RECALLOCARRAY)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/recallocarray.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_recallocarray)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/recallocarray.c)
 endif()
 
 if(NOT HAVE_STRCASECMP)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/strcasecmp.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_strcasecmp)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/strcasecmp.c)
 endif()
 
 if(NOT HAVE_STRLCAT)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/strlcat.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_strlcat)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/strlcat.c)
 endif()
 
 if(NOT HAVE_STRLCPY)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/strlcpy.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_strlcpy)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/strlcpy.c)
 endif()
 
 if(NOT HAVE_STRNDUP)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/strndup.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_strndup)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/strndup.c)
         if(NOT HAVE_STRNLEN)
-                set(CRYPTO_SRC ${CRYPTO_SRC} compat/strnlen.c)
-                set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_strnlen)
+                set(COMPAT_SRC ${COMPAT_SRC} compat/strnlen.c)
         endif()
 endif()
 
 if(NOT HAVE_STRSEP)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/strsep.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_strsep)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/strsep.c)
 endif()
 
 if(NOT HAVE_STRTONUM)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/strtonum.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_strtonum)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/strtonum.c)
 endif()
 
 if(NOT HAVE_SYSLOG_R)
@@ -846,57 +820,49 @@ if(NOT HAVE_SYSLOG_R)
 endif()
 
 if(NOT HAVE_TIMEGM)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/timegm.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} timegm)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/timegm.c)
 endif()
 
 if(NOT HAVE_EXPLICIT_BZERO)
         if(WIN32)
-                set(CRYPTO_SRC ${CRYPTO_SRC} compat/explicit_bzero_win.c)
+                set(COMPAT_SRC ${COMPAT_SRC} compat/explicit_bzero_win.c)
         else()
-                set(CRYPTO_SRC ${CRYPTO_SRC} compat/explicit_bzero.c)
+                set(COMPAT_SRC ${COMPAT_SRC} compat/explicit_bzero.c)
                 set_source_files_properties(compat/explicit_bzero.c PROPERTIES COMPILE_FLAGS -O0)
         endif()
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_explicit_bzero)
 endif()
 
 if(NOT HAVE_ARC4RANDOM_BUF)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/arc4random.c)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/arc4random_uniform.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_arc4random)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_arc4random_buf)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_arc4random_uniform)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/arc4random.c)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/arc4random_uniform.c)
 
         if(NOT HAVE_GETENTROPY)
                 if(WIN32)
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_win.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_win.c)
                 elseif(CMAKE_SYSTEM_NAME MATCHES "AIX")
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_aix.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_aix.c)
                 elseif(CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_freebsd.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_freebsd.c)
                 elseif(CMAKE_SYSTEM_NAME MATCHES "HP-UX")
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_hpux.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_hpux.c)
                 elseif(CMAKE_SYSTEM_NAME MATCHES "Linux")
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_linux.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_linux.c)
                 elseif(CMAKE_SYSTEM_NAME MATCHES "NetBSD")
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_netbsd.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_netbsd.c)
                 elseif(CMAKE_SYSTEM_NAME MATCHES "Darwin")
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_osx.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_osx.c)
                 elseif(CMAKE_SYSTEM_NAME MATCHES "SunOS")
-                        set(CRYPTO_SRC ${CRYPTO_SRC} compat/getentropy_solaris.c)
+                        set(COMPAT_SRC ${COMPAT_SRC} compat/getentropy_solaris.c)
                 endif()
-                set(EXTRA_EXPORT ${EXTRA_EXPORT} getentropy)
         endif()
 endif()
 
 if(NOT HAVE_TIMINGSAFE_BCMP)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/timingsafe_bcmp.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_timingsafe_bcmp)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/timingsafe_bcmp.c)
 endif()
 
 if(NOT HAVE_TIMINGSAFE_MEMCMP)
-        set(CRYPTO_SRC ${CRYPTO_SRC} compat/timingsafe_memcmp.c)
-        set(EXTRA_EXPORT ${EXTRA_EXPORT} libressl_timingsafe_memcmp)
+        set(COMPAT_SRC ${COMPAT_SRC} compat/timingsafe_memcmp.c)
 endif()
 
 if(NOT ENABLE_ASM)
@@ -919,15 +885,14 @@ foreach(SYM IN LISTS CRYPTO_UNEXPORT)
         string(REPLACE "${SYM}\n" "" SYMS ${SYMS})
 endforeach()
 file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/crypto_p.sym ${SYMS})
-# XXX should we still be doing this?
-if(EXTRA_EXPORT)
-        list(SORT EXTRA_EXPORT)
-        foreach(SYM IN LISTS EXTRA_EXPORT)
-                file(APPEND ${CMAKE_CURRENT_BINARY_DIR}/crypto_p.sym "${SYM}\n")
-        endforeach()
-endif()
 
-set(LIBTLS_EXTRA_EXPORT ${EXTRA_EXPORT} PARENT_SCOPE)
+add_library(compat_obj OBJECT ${COMPAT_SRC})
+target_include_directories(compat_obj
+        PRIVATE
+                ../include/compat
+        PUBLIC
+                ../include
+                ${CMAKE_BINARY_DIR}/include)
 
 add_library(crypto_obj OBJECT ${CRYPTO_SRC})
 target_include_directories(crypto_obj
@@ -977,7 +942,7 @@ elseif(HOST_X86_64)
         target_include_directories(crypto_obj PRIVATE bn/arch/amd64)
 endif()
 
-add_library(crypto $<TARGET_OBJECTS:crypto_obj> empty.c)
+add_library(crypto $<TARGET_OBJECTS:crypto_obj> $<TARGET_OBJECTS:compat_obj> empty.c)
 
 export_symbol(crypto ${CMAKE_CURRENT_BINARY_DIR}/crypto_p.sym)
 target_link_libraries(crypto ${PLATFORM_LIBS})