diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/configure.in b/configure.in index fd9aca4142..16f5b7b990 100644 --- a/configure.in +++ b/configure.in @@ -351,12 +351,34 @@ if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then else libc_cv_asm_set_directive=no fi -rm -f contest*]) +rm -f conftest*]) AC_MSG_RESULT($libc_cv_asm_set_directive) if test $libc_cv_asm_set_directive = yes; then AC_DEFINE(HAVE_ASM_SET_DIRECTIVE) fi +AC_MSG_CHECKING(for assembler global-symbol directive) +AC_CACHE_VAL(libc_cv_asm_global_directive, [dnl +libc_cv_asm_global_directive=UNKNOWN +for ac_globl in .globl .global; do + cat > conftest.s <<EOF +.text +${ac_globl} foo +foo: .long 0 +EOF + if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then + libc_cv_asm_global_directive=${ac_globl} + fi + rm -f conftest* + test $libc_cv_asm_global_directive != UNKNOWN && break +done]) +AC_MSG_RESULT($libc_cv_asm_global_directive) +if test $libc_cv_asm_global_directive = UNKNOWN; then + AC_MSG_ERROR(cannot determine asm global directive) +else + AC_DEFINE_UNQUOTED(ASM_GLOBAL_DIRECTIVE, ${libc_cv_asm_global_directive}) +fi + # sysdeps configure fragments may set these with files to be linked below. libc_link_dests= |