diff options
Diffstat (limited to 'ld/configure.in')
| -rw-r--r-- | ld/configure.in | 59 |
1 files changed, 46 insertions, 13 deletions
diff --git a/ld/configure.in b/ld/configure.in index 726521c..2443dbc 100644 --- a/ld/configure.in +++ b/ld/configure.in @@ -1,6 +1,6 @@ dnl Process this file with autoconf to produce a configure script dnl -AC_PREREG(2.0) +AC_PREREG(2.5) AC_INIT(ldmain.c) AC_ARG_ENABLE(targets, @@ -16,8 +16,16 @@ AC_ARG_ENABLE(shared, [case "${enableval}" in yes) shared=true ;; no) shared=false ;; - *) AC_MSG_ERROR([bad value ${enableval} for BFD shared option]) ;; + *bfd*) shared=true ;; + *) shared=false ;; esac])dnl +AC_ARG_ENABLE(64-bit-bfd, +[ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)], +[case "${enableval}" in + yes) want64=true ;; + no) want64=false ;; + *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;; +esac],[want64=false])dnl AC_CONFIG_HEADER(config.h:config.in) @@ -34,11 +42,14 @@ AC_ARG_PROGRAM # host-specific stuff: AC_PROG_CC +AC_PROG_INSTALL +CY_CYGWIN32 +CY_EXEEXT . ${srcdir}/configure.host -AC_SUBST(CFLAGS) AC_SUBST(HLDFLAGS) +AC_SUBST(HLDENV) AC_SUBST(RPATH_ENVVAR) AC_SUBST(HDEFINES) AC_SUBST(HOSTING_CRT0) @@ -49,15 +60,27 @@ AC_SUBST(NATIVE_LIB_DIRS) # opcodes libraries. However, if we are building shared libraries, we # need to handle some hosts specially. BFDLIB='-L../bfd -lbfd' -if test "${shared}" = "true"; then - case "${host}" in - *-*-sunos*) - # On SunOS, we must link against the name we are going to install, - # not -lbfd, since SunOS does not support SONAME. +case "${host}" in +*-*-sunos*) + # On SunOS, we must link against the name we are going to install, + # not -lbfd, since SunOS does not support SONAME. + if test "${shared}" = "true"; then BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`' - ;; - esac -fi + fi + ;; +alpha*-*-osf*) + # On Alpha OSF/1, the native linker searches all the -L + # directories for any LIB.so files, and only then searches for any + # LIB.a files. That means that if there is an installed + # libbfd.so, but this build is not done with --enable-shared, the + # link will wind up being against the install libbfd.so rather + # than the newly built libbfd. To avoid this, we must explicitly + # link against libbfd.a when --enable-shared is not used. + if test "${shared}" != "true"; then + BFDLIB='../bfd/libbfd.a' + fi + ;; +esac AC_SUBST(BFDLIB) AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h) @@ -66,7 +89,10 @@ AC_HEADER_DIRENT BFD_BINARY_FOPEN +BFD_NEED_DECLARATION(strstr) BFD_NEED_DECLARATION(free) +BFD_NEED_DECLARATION(sbrk) +BFD_NEED_DECLARATION(getenv) # target-specific stuff: @@ -81,7 +107,7 @@ do all_targets=true else # Canonicalize the secondary target names. - result=`$ac_config_sub $targ_alias 2>/dev/null` + result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ_alias 2>/dev/null` if test -n "$result"; then targ=$result else @@ -112,8 +138,15 @@ done AC_SUBST(EMUL) AC_SUBST(TDIRS) +dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit +dnl target, and in those cases we should also build the 64 bit +dnl emulations. if test x${all_targets} = xtrue; then - EMULATION_OFILES='$(ALL_EMULATIONS)' + if test x${want64} = xtrue; then + EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)' + else + EMULATION_OFILES='$(ALL_EMULATIONS)' + fi else EMULATION_OFILES=$all_emuls fi |