* configure.in: Look for --enable-shared. Change the value of

	BFDLIB when linking against a shared library on SunOS.
	* configure: Rebuild.
	* configure.host: If using a shared BFD library, try to pass a
	reasonable -rpath option when linking.
	* Makefile.in (BFDLIB): Set to @BFDLIB@.

1 files changed, 26 insertions, 0 deletions

diff --git a/ld/configure.in b/ld/configure.in
index 4913982..4444fce 100644
--- a/ld/configure.in
+++ b/ld/configure.in
@@ -11,6 +11,13 @@ AC_ARG_ENABLE(targets,
   no)       enable_targets= ;;
   *)        enable_targets=$enableval ;;
 esac])dnl
+AC_ARG_ENABLE(shared,
+[  --enable-shared         build shared BFD library],
+[case "${enableval}" in
+  yes) shared=true ;;
+  no)  shared=false ;;
+  *)   AC_MSG_ERROR([bad value ${enableval} for BFD shared option]) ;;
+esac])dnl
 
 AC_CONFIG_HEADER(config.h:config.in)
 
@@ -30,16 +37,35 @@ AC_ARG_PROGRAM
 
 AC_PROG_CC
 AC_SUBST(CFLAGS)
+AC_SUBST(HLDFLAGS)
 AC_SUBST(HDEFINES)
 AC_SUBST(HOSTING_CRT0)
 AC_SUBST(HOSTING_LIBS)
 AC_SUBST(NATIVE_LIB_DIRS)
 
+# For most hosts we can use a simple definition to pick up the BFD and
+# opcodes libraries.  However, if we are building shared libraries, we
+# need to handle some hosts specially.
+BFDLIB='-L../bfd -lbfd'
+if test "${shared}" = "true"; then
+  case "${host}" in
+  *-*-sunos*)
+    # On SunOS, we must link against the name we are going to install,
+    # not -lbfd, since SunOS does not support SONAME.
+    BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`'
+    ;;
+  esac
+fi
+AC_SUBST(BFDLIB)
+
 AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
 AC_CHECK_FUNCS(sbrk)
+AC_HEADER_DIRENT
 
 BFD_BINARY_FOPEN
 
+BFD_NEED_DECLARATION(free)
+
 # target-specific stuff:
 
 # Canonicalize the secondary target names.