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conditionally build certhash into openssl(1)

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For now, look for openat and symlink. We may switch to just needing
symlink later.
This commit is contained in:
Brent Cook 2015-02-14 18:51:44 -06:00
parent 2286578fd4
commit 28311d4355
4 changed files with 22 additions and 1 deletions
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1
.gitignore vendored
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@ -111,6 +111,7 @@ apps/openssl
apps/openssl.cnf
!apps/apps_win.c
!apps/poll_win.c
!apps/certhash_disabled.c
crypto/compat/arc4random.c
crypto/compat/chacha_private.h

7
apps/Makefile.am
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@ -10,7 +10,6 @@ openssl_LDADD += $(top_builddir)/crypto/libcrypto.la
openssl_SOURCES = apps.c
openssl_SOURCES += asn1pars.c
openssl_SOURCES += ca.c
openssl_SOURCES += certhash.c
openssl_SOURCES += ciphers.c
openssl_SOURCES += cms.c
openssl_SOURCES += crl.c
@ -58,6 +57,12 @@ openssl_SOURCES += verify.c
openssl_SOURCES += version.c
openssl_SOURCES += x509.c
if BUILD_CERTHASH
openssl_SOURCES += certhash.c
else
openssl_SOURCES += certhash_disabled.c
endif
if HOST_WIN
openssl_SOURCES += apps_win.c
else

13
apps/certhash_disabled.c Normal file
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@ -0,0 +1,13 @@
/*
* Public domain
* certhash dummy implementation for platforms without symlinks
*/
#include "apps.h"
int
certhash_main(int argc, char **argv)
{
fprintf(stderr, "certhash is not enabled on this platform\n");
return (1);
}

2
configure.ac
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@ -197,6 +197,7 @@ LDFLAGS="$LDFLAGS $CLANG_FLAGS"
AC_CHECK_FUNCS([arc4random_buf asprintf explicit_bzero funopen getauxval])
AC_CHECK_FUNCS([getentropy issetugid memmem poll reallocarray])
AC_CHECK_FUNCS([strlcat strlcpy strndup strnlen strtonum])
AC_CHECK_FUNCS([symlink openat])
AC_CHECK_FUNCS([timingsafe_bcmp timingsafe_memcmp])
# Share test results with automake
@ -215,6 +216,7 @@ AM_CONDITIONAL([HAVE_STRNLEN], [test "x$ac_cv_func_strnlen" = xyes])
AM_CONDITIONAL([HAVE_STRTONUM], [test "x$ac_cv_func_strtonum" = xyes])
AM_CONDITIONAL([HAVE_TIMINGSAFE_BCMP], [test "x$ac_cv_func_timingsafe_bcmp" = xyes])
AM_CONDITIONAL([HAVE_TIMINGSAFE_MEMCMP], [test "x$ac_cv_func_timingsafe_memcmp" = xyes])
AM_CONDITIONAL([BUILD_CERTHASH], [test "x$ac_cv_func_symlink" = xyes -a "x$ac_cv_func_openat" = xyes])
# overrides for arc4random_buf implementations with known issues
AM_CONDITIONAL([HAVE_ARC4RANDOM_BUF],