tdb: add TDB_DEPS variable filled with required libraries

This is required for Solaris, which needs to link in librt to make use of
fdatasync().

4 files changed, 21 insertions, 8 deletions

diff --git a/lib/replace/libreplace.m4 b/lib/replace/libreplace.m4
index 6da209db8a..2303641d94 100644
--- a/lib/replace/libreplace.m4
+++ b/lib/replace/libreplace.m4
@@ -108,7 +108,13 @@ AC_CHECK_FUNCS(seteuid setresuid setegid setresgid chroot bzero strerror strerro
 AC_CHECK_FUNCS(vsyslog setlinebuf mktime ftruncate chsize rename)
 AC_CHECK_FUNCS(waitpid wait4 strlcpy strlcat initgroups memmove strdup)
 AC_CHECK_FUNCS(pread pwrite strndup strcasestr strtok_r mkdtemp dup2 dprintf vdprintf)
-AC_CHECK_FUNCS(isatty chown lchown link readlink symlink realpath fdatasync)
+AC_CHECK_FUNCS(isatty chown lchown link readlink symlink realpath)
+AC_CHECK_FUNCS(fdatasync,,[
+	# if we didn't find it, look in librt (Solaris hides it there...)
+	AC_CHECK_LIB(rt, fdatasync,
+		[libreplace_cv_HAVE_FDATASYNC_IN_LIBRT=yes
+		AC_DEFINE(HAVE_FDATASYNC, 1, Define to 1 if there is support for fdatasync)])
+])
 AC_CHECK_FUNCS(get_current_dir_name)
 AC_HAVE_DECL(setresuid, [#include <unistd.h>])
 AC_HAVE_DECL(setresgid, [#include <unistd.h>])
diff --git a/lib/tdb/Makefile.in b/lib/tdb/Makefile.in
index dc22ee3fea..f12a27a350 100644
--- a/lib/tdb/Makefile.in
+++ b/lib/tdb/Makefile.in
@@ -35,6 +35,7 @@ tdbdir = @tdbdir@
 EXTRA_TARGETS = @DOC_TARGET@
 
 TDB_OBJ = @TDB_OBJ@ @LIBREPLACEOBJ@
+TDB_DEPS = @TDB_DEPS@
 
 SONAMEFLAG = @SONAMEFLAG@
 VERSIONSCRIPT = @VERSIONSCRIPT@
@@ -51,7 +52,7 @@ all:: showflags dirs $(PROGS) $(TDB_SOLIB) libtdb.a $(PYTHON_BUILD_TARGET) $(EXT
 
 install:: all
 $(TDB_SOLIB): $(TDB_OBJ)
-	$(SHLD) $(SHLD_FLAGS) -o $@ $(TDB_OBJ) $(VERSIONSCRIPT) $(EXPORTSFILE) $(SONAMEFLAG)$(TDB_SONAME)
+	$(SHLD) $(SHLD_FLAGS) -o $@ $(TDB_OBJ) $(VERSIONSCRIPT) $(EXPORTSFILE) $(TDB_DEPS) $(SONAMEFLAG)$(TDB_SONAME)
 
 shared-build: all
 	${INSTALLCMD} -d $(sharedbuilddir)/lib
diff --git a/lib/tdb/libtdb.m4 b/lib/tdb/libtdb.m4
index feae1c2cc6..fb8913aa16 100644
--- a/lib/tdb/libtdb.m4
+++ b/lib/tdb/libtdb.m4
@@ -20,6 +20,12 @@ AC_SUBST(LIBREPLACEOBJ)
 TDB_LIBS=""
 AC_SUBST(TDB_LIBS)
 
+TDB_DEPS=""
+if test x$libreplace_cv_HAVE_FDATASYNC_IN_LIBRT = xyes ; then
+	TDB_DEPS="$TDB_DEPS -lrt"
+fi
+AC_SUBST(TDB_DEPS)
+
 TDB_CFLAGS="-I$tdbdir/include"
 AC_SUBST(TDB_CFLAGS)
 
diff --git a/lib/tdb/tdb.mk b/lib/tdb/tdb.mk
index ecc6f9fd08..0dcd419da4 100644
--- a/lib/tdb/tdb.mk
+++ b/lib/tdb/tdb.mk
@@ -12,19 +12,19 @@ TDB_STLIB = libtdb.a
 TDB_LIB = $(TDB_STLIB) 
 
 bin/tdbtest$(EXEEXT): tools/tdbtest.o $(TDB_LIB)
-	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbtest tools/tdbtest.o -L. -ltdb -lgdbm
+	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbtest tools/tdbtest.o -L. -ltdb -lgdbm $(TDB_DEPS)
 
 bin/tdbtool$(EXEEXT): tools/tdbtool.o $(TDB_LIB)
-	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbtool tools/tdbtool.o -L. -ltdb
+	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbtool tools/tdbtool.o -L. -ltdb $(TDB_DEPS)
 
 bin/tdbtorture$(EXEEXT): tools/tdbtorture.o $(TDB_LIB)
-	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbtorture tools/tdbtorture.o -L. -ltdb
+	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbtorture tools/tdbtorture.o -L. -ltdb $(TDB_DEPS)
 
 bin/tdbdump$(EXEEXT): tools/tdbdump.o $(TDB_LIB)
-	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbdump tools/tdbdump.o -L. -ltdb
+	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbdump tools/tdbdump.o -L. -ltdb $(TDB_DEPS)
 
 bin/tdbbackup$(EXEEXT): tools/tdbbackup.o $(TDB_LIB)
-	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbbackup tools/tdbbackup.o -L. -ltdb
+	$(CC) $(CFLAGS) $(LDFLAGS) -o bin/tdbbackup tools/tdbbackup.o -L. -ltdb $(TDB_DEPS)
 
 test:: abi_checks
 
@@ -48,7 +48,7 @@ pytdb.o: $(tdbdir)/pytdb.c
 	$(CC) $(PICFLAG) -c $(tdbdir)/pytdb.c $(CFLAGS) `$(PYTHON_CONFIG) --cflags`
 
 tdb.$(SHLIBEXT): libtdb.$(SHLIBEXT) pytdb.o
-	$(SHLD) $(SHLD_FLAGS) -o $@ pytdb.o -L. -ltdb `$(PYTHON_CONFIG) --ldflags`
+	$(SHLD) $(SHLD_FLAGS) -o $@ pytdb.o -L. -ltdb `$(PYTHON_CONFIG) --ldflags` $(TDB_DEPS)
 
 install:: installdirs installbin installheaders installlibs \
 		  $(PYTHON_INSTALL_TARGET) installdocs