| dnl AX_BINUTILS - check for needed binutils stuff |
| AC_DEFUN([AX_BINUTILS], |
| [ |
| dnl some distro have a libiberty.a but does not have a libiberty.h |
| AC_CHECK_HEADERS(libiberty.h) |
| AC_CHECK_LIB(iberty, cplus_demangle,, AC_MSG_ERROR([liberty library not found])) |
| AC_CHECK_FUNCS(xcalloc) |
| AC_CHECK_FUNCS(xmemdup) |
| AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl"; DL_LIB="-ldl", DL_LIB="") |
| AC_CHECK_LIB(intl, main, LIBS="$LIBS -lintl"; INTL_LIB="-lintl", INTL_LIB="") |
| AC_CHECK_LIB(bfd, bfd_openr,, AC_MSG_ERROR([bfd library not found])) |
| |
| # Determine if bfd_get_synthetic_symtab macro is available |
| OS="`uname`" |
| if test "$OS" = "Linux"; then |
| AC_MSG_CHECKING([whether bfd_get_synthetic_symtab() exists in BFD library]) |
| rm -f test-for-synth |
| AC_LANG_CONFTEST( |
| [AC_LANG_PROGRAM([[#include <bfd.h>]], |
| [[asymbol * synthsyms; bfd * ibfd = 0; |
| long synth_count = bfd_get_synthetic_symtab(ibfd, 0, 0, 0, 0, &synthsyms); |
| extern const bfd_target bfd_elf64_powerpc_vec; |
| extern const bfd_target bfd_elf64_powerpcle_vec; |
| char * ppc_name = bfd_elf64_powerpc_vec.name; |
| char * ppcle_name = bfd_elf64_powerpcle_vec.name;]]) |
| ]) |
| $CC conftest.$ac_ext $LIBS -o test-for-synth > /dev/null 2>&1 |
| if test -f test-for-synth; then |
| echo "yes" |
| SYNTHESIZE_SYMBOLS='1' |
| else |
| echo "no" |
| SYNTHESIZE_SYMBOLS='0' |
| fi |
| AC_DEFINE_UNQUOTED(SYNTHESIZE_SYMBOLS, $SYNTHESIZE_SYMBOLS, [Synthesize special symbols when needed]) |
| rm -f test-for-synth* |
| |
| fi |
| ] |
| ) |