Status: upstream https://github.com/erlang/otp/pull/658 Signed-off-by: Johan Oudinet From 73392fcb6f8fddba57de6fb7ae6eeafa0e444686 Mon Sep 17 00:00:00 2001 From: Johan Oudinet Date: Tue, 24 Mar 2015 15:54:31 +0100 Subject: [PATCH] erts: Fix incorrect use of AC_EGREP_CPP Using 'AC_EGREP_CPP(yes' without restraining the pattern always return true if it runs from a path containing the string 'yes'. --- erts/aclocal.m4 | 2 +- erts/configure.in | 17 +++++++++-------- 2 files changed, 10 insertions(+), 9 deletions(-) diff --git a/erts/aclocal.m4 b/erts/aclocal.m4 index 5735cde..70a5b40 100644 --- a/erts/aclocal.m4 +++ b/erts/aclocal.m4 @@ -559,7 +559,7 @@ dnl AC_DEFUN(LM_SYS_MULTICAST, [AC_CACHE_CHECK([for multicast support], ac_cv_sys_multicast_support, -[AC_EGREP_CPP(yes, +[AC_EGREP_CPP(^yes$, [#include #include #include diff --git a/erts/configure.in b/erts/configure.in index b3fe48d..9e19e33 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -1555,10 +1555,11 @@ if test "$have_gethostbyname_r" = yes; then [Define to flavour of gethostbyname_r])) ;; *) - AC_EGREP_CPP(yes,[#include - #ifdef __GLIBC__ - yes - #endif + AC_EGREP_CPP(^yes$,[ +#include +#ifdef __GLIBC__ +yes +#endif ], AC_DEFINE(HAVE_GETHOSTBYNAME_R, GHBN_R_GLIBC, [Define to flavour of gethostbyname_r])) ;; @@ -4303,10 +4304,10 @@ case "$erl_xcomp_without_sysroot-$with_ssl" in SSL_INCLUDE="-I$dir/include" old_CPPFLAGS=$CPPFLAGS CPPFLAGS=$SSL_INCLUDE - AC_EGREP_CPP(yes,[ + AC_EGREP_CPP(^yes$,[ #include #if OPENSSL_VERSION_NUMBER >= 0x0090700fL - yes +yes #endif ],[ ssl_found=yes @@ -4501,10 +4502,10 @@ if test "x$SSL_APP" != "x" ; then AC_MSG_CHECKING(for OpenSSL kerberos 5 support) old_CPPFLAGS=$CPPFLAGS CPPFLAGS=$SSL_INCLUDE - AC_EGREP_CPP(yes,[ + AC_EGREP_CPP(^yes$,[ #include #ifndef OPENSSL_NO_KRB5 - yes +yes #endif ],[ AC_MSG_RESULT([yes]) -- 2.1.0