diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile | 3 | ||||
| -rwxr-xr-x | src/auto/configure | 18 | ||||
| -rw-r--r-- | src/config.mk.in | 1 | ||||
| -rw-r--r-- | src/configure.in | 17 | ||||
| -rwxr-xr-x | src/link.sh | 18 | ||||
| -rw-r--r-- | src/version.c | 2 |
6 files changed, 56 insertions, 3 deletions
diff --git a/src/Makefile b/src/Makefile index ad9b113d4..8f47f45d6 100644 --- a/src/Makefile +++ b/src/Makefile @@ -1700,7 +1700,8 @@ $(VIMTARGET): auto/config.mk objects $(OBJ) version.c version.h $(CCC) version.c -o objects/version.o @LINK="$(PURIFY) $(SHRPENV) $(CClink) $(ALL_LIB_DIRS) $(LDFLAGS) \ -o $(VIMTARGET) $(OBJ) objects/version.o $(ALL_LIBS)" \ - MAKE="$(MAKE)" sh $(srcdir)/link.sh + MAKE="$(MAKE)" LINK_AS_NEEDED=$(LINK_AS_NEEDED) \ + sh $(srcdir)/link.sh xxd/xxd$(EXEEXT): xxd/xxd.c cd xxd; CC="$(CC)" CFLAGS="$(CPPFLAGS) $(CFLAGS)" \ diff --git a/src/auto/configure b/src/auto/configure index f18f5e5ae..336744183 100755 --- a/src/auto/configure +++ b/src/auto/configure @@ -593,6 +593,7 @@ ac_includes_default="\ ac_subst_vars='LTLIBOBJS LIBOBJS +LINK_AS_NEEDED DEPEND_CFLAGS_FILTER MAKEMO MSGFMT @@ -12404,6 +12405,23 @@ $as_echo "no" >&6; } fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking linker --as-needed support" >&5 +$as_echo_n "checking linker --as-needed support... " >&6; } +LINK_AS_NEEDED= +# Check if linker supports --as-needed and --no-as-needed options +if $CC -Wl,--help 2>/dev/null | grep as-needed > /dev/null; then + LDFLAGS="$LDFLAGS -Wl,--as-needed" + LINK_AS_NEEDED=yes +fi +if test "$LINK_AS_NEEDED" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + ac_config_files="$ac_config_files auto/config.mk:config.mk.in" cat >confcache <<\_ACEOF diff --git a/src/config.mk.in b/src/config.mk.in index 7154114ed..3b08766d1 100644 --- a/src/config.mk.in +++ b/src/config.mk.in @@ -30,6 +30,7 @@ TAGPRG = @TAGPRG@ CPP = @CPP@ CPP_MM = @CPP_MM@ DEPEND_CFLAGS_FILTER = @DEPEND_CFLAGS_FILTER@ +LINK_AS_NEEDED = @LINK_AS_NEEDED@ X_CFLAGS = @X_CFLAGS@ X_LIBS_DIR = @X_LIBS@ X_PRE_LIBS = @X_PRE_LIBS@ diff --git a/src/configure.in b/src/configure.in index 27bad25a1..6ffc675d9 100644 --- a/src/configure.in +++ b/src/configure.in @@ -3527,6 +3527,23 @@ if test "$GCC" = yes; then fi AC_SUBST(DEPEND_CFLAGS_FILTER) +dnl link.sh tries to avoid overlinking in a hackish way. +dnl At least GNU ld supports --as-needed which provides the same functionality +dnl at linker level. Let's use it. +AC_MSG_CHECKING(linker --as-needed support) +LINK_AS_NEEDED= +# Check if linker supports --as-needed and --no-as-needed options +if $CC -Wl,--help 2>/dev/null | grep as-needed > /dev/null; then + LDFLAGS="$LDFLAGS -Wl,--as-needed" + LINK_AS_NEEDED=yes +fi +if test "$LINK_AS_NEEDED" = yes; then + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi +AC_SUBST(LINK_AS_NEEDED) + dnl write output files AC_OUTPUT(auto/config.mk:config.mk.in) diff --git a/src/link.sh b/src/link.sh index 3d90f3cac..71ee061e3 100755 --- a/src/link.sh +++ b/src/link.sh @@ -5,7 +5,7 @@ # libraries when they exist, but this doesn't mean they are needed for Vim. # # Author: Bram Moolenaar -# Last change: 2006 Sep 26 +# Last change: 2010 Nov 03 # License: Public domain # # Warning: This fails miserably if the linker doesn't return an error code! @@ -16,11 +16,23 @@ echo "$LINK " >link.cmd exit_value=0 +if test "$LINK_AS_NEEDED" = yes; then + echo "link.sh: \$LINK_AS_NEEDED set to 'yes': invoking linker directly." + cat link.cmd + if sh link.cmd; then + exit_value=0 + echo "link.sh: Linked fine" + else + exit_value=$? + echo "link.sh: Linking failed" + fi +else + if test -f auto/link.sed; then + # # If auto/link.sed already exists, use it. We assume a previous run of # link.sh has found the correct set of libraries. # -if test -f auto/link.sed; then echo "link.sh: The file 'auto/link.sed' exists, which is going to be used now." echo "link.sh: If linking fails, try deleting the auto/link.sed file." echo "link.sh: If this fails too, try creating an empty auto/link.sed file." @@ -124,6 +136,8 @@ if test -f auto/link.sed -a ! -s auto/link.sed -a ! -f link3.sed; then fi fi +fi + # # cleanup # diff --git a/src/version.c b/src/version.c index fbca25ecb..8756e19bb 100644 --- a/src/version.c +++ b/src/version.c @@ -715,6 +715,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ /**/ + 50, +/**/ 49, /**/ 48, |