From: Michal Schmidt Date: Tue, 13 Oct 2015 18:06:04 +0000 (+0200) Subject: build: libdl is needed only for libnss_resolve X-Git-Tag: v228~204^2 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F1562%2Fhead;p=thirdparty%2Fsystemd.git build: libdl is needed only for libnss_resolve Not everything needs to link to libdl. dlopen+dlsym are used only by libnss_resolve. --- diff --git a/Makefile.am b/Makefile.am index 8646e55450f..c22394f0bf8 100644 --- a/Makefile.am +++ b/Makefile.am @@ -919,7 +919,6 @@ libbasic_la_CFLAGS = \ libbasic_la_LIBADD = \ $(SELINUX_LIBS) \ $(CAP_LIBS) \ - -ldl \ -lrt \ -lm @@ -5148,7 +5147,8 @@ libnss_resolve_la_LDFLAGS = \ -Wl,--version-script=$(top_srcdir)/src/nss-resolve/nss-resolve.sym libnss_resolve_la_LIBADD = \ - libshared.la + libshared.la \ + -ldl lib_LTLIBRARIES += \ libnss_resolve.la diff --git a/configure.ac b/configure.ac index 4984c56f67e..903eedff142 100644 --- a/configure.ac +++ b/configure.ac @@ -281,7 +281,6 @@ AM_CONDITIONAL([HAVE_PYTHON], [test "x$have_python" = "xyes"]) # ------------------------------------------------------------------------------ -AC_SEARCH_LIBS([dlsym], [dl], [], [AC_MSG_ERROR([*** Dynamic linking loader library not found])]) AC_CHECK_HEADERS([sys/capability.h], [], [AC_MSG_ERROR([*** POSIX caps headers not found])]) AC_CHECK_HEADERS([linux/btrfs.h], [], []) AC_CHECK_HEADERS([linux/memfd.h], [], []) @@ -1099,10 +1098,12 @@ AM_CONDITIONAL(ENABLE_POLKIT, [test "x$have_polkit" = "xyes"]) # ------------------------------------------------------------------------------ have_resolved=no AC_ARG_ENABLE(resolved, AS_HELP_STRING([--disable-resolved], [disable resolve daemon])) -if test "x$enable_resolved" != "xno"; then +AS_IF([test "x$enable_resolved" != "xno"], [ + AC_CHECK_LIB([dl], [dlsym], [true], [AC_MSG_ERROR([*** Dynamic linking loader library not found])]) + have_resolved=yes M4_DEFINES="$M4_DEFINES -DENABLE_RESOLVED" -fi +]) AM_CONDITIONAL(ENABLE_RESOLVED, [test "$have_resolved" = "yes"]) AC_ARG_WITH(dns-servers,