generic-library/libreSSL
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initial underpinnings for mingw/cross compilation support

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Use canonical host rather than target so that this works:
 CC=i686-w64-mingw32-gcc ./configure --host=i686-w64-mingw32

 Conditionally compile Linux issetugid compatibility function

ok beck@
This commit is contained in:
Brent Cook 2014-07-17 21:20:34 -05:00
parent 0bc4bdde5f
commit d697fdb4af
2 changed files with 22 additions and 13 deletions
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24
configure.ac.tpl
View File

@ -1,5 +1,5 @@
AC_INIT([libressl], [VERSION])
AC_CANONICAL_TARGET
AC_CANONICAL_HOST
AM_INIT_AUTOMAKE([subdir-objects])
AC_CONFIG_MACRO_DIR([m4])
@ -8,29 +8,33 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_SUBST([USER_CFLAGS], "-O2 $CFLAGS")
CFLAGS="$CFLAGS -Wall -std=c99 -g"
case $target_os in
case $host_os in
*darwin*)
TARGET_OS=darwin;
HOST_OS=darwin;
LDFLAGS="$LDFLAGS -Qunused-arguments"
;;
*linux*)
TARGET_OS=linux;
HOST_OS=linux;
CFLAGS="$CFLAGS -D_BSD_SOURCE -D_POSIX_SOURCE -D_GNU_SOURCE"
;;
*solaris*)
TARGET_OS=solaris;
HOST_OS=solaris;
CFLAGS="$CFLAGS -D__EXTENSIONS__ -D_XOPEN_SOURCE=600 -DBSD_COMP"
AC_SUBST([PLATFORM_LDADD], ['-lnsl -lsocket'])
;;
*openbsd*)
AC_DEFINE([HAVE_ATTRIBUTE__BOUNDED__], [1], [OpenBSD gcc has bounded])
;;
*mingw*)
HOST_OS=win32
;;
*) ;;
esac
AM_CONDITIONAL(TARGET_DARWIN, test x$TARGET_OS = xdarwin)
AM_CONDITIONAL(TARGET_LINUX, test x$TARGET_OS = xlinux)
AM_CONDITIONAL(TARGET_SOLARIS, test x$TARGET_OS = xsolaris)
AM_CONDITIONAL(HOST_DARWIN, test x$HOST_OS = xdarwin)
AM_CONDITIONAL(HOST_LINUX, test x$HOST_OS = xlinux)
AM_CONDITIONAL(HOST_SOLARIS, test x$HOST_OS = xsolaris)
AM_CONDITIONAL(HOST_WIN, test x$HOST_OS = xwin)
AC_CHECK_FUNC([clock_gettime],,
[AC_SEARCH_LIBS([clock_gettime],[rt posix4])])
@ -72,8 +76,8 @@ AM_CONDITIONAL(NO_ARC4RANDOM_BUF, test "x$NO_ARC4RANDOM_BUF" = "xyes")
# overrides for arc4random_buf implementations with known issues
AM_CONDITIONAL(NO_ARC4RANDOM_BUF,
test x$TARGET_OS = xdarwin \
-o x$TARGET_OS = xsolaris \
test x$HOST_OS = xdarwin \
-o x$HOST_OS = xsolaris \
-o x$NO_ARC4RANDOM_BUF = xyes)
AC_CHECK_FUNC(getentropy,[AC_SEARCH_LIBS(write,, [NO_GETENTROPY=],

11
crypto/Makefile.am.tpl
View File

@ -45,22 +45,27 @@ if NO_ARC4RANDOM_BUF
libcompat_la_SOURCES += compat/arc4random.c
if NO_GETENTROPY
if TARGET_LINUX
if HOST_LINUX
libcompat_la_SOURCES += compat/getentropy_linux.c
endif
if TARGET_DARWIN
if HOST_DARWIN
libcompat_la_SOURCES += compat/getentropy_osx.c
endif
if TARGET_SOLARIS
if HOST_SOLARIS
libcompat_la_SOURCES += compat/getentropy_solaris.c
endif
if HOST_WIN
libcompat_la_SOURCES += compat/getentropy_win.c
endif
endif
endif
if NO_ISSETUGID
if HOST_LINUX
libcompat_la_SOURCES += compat/issetugid_linux.c
endif
endif
noinst_HEADERS = des/ncbc_enc.c
noinst_HEADERS += compat/thread_private.h