diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 104 |
1 files changed, 53 insertions, 51 deletions
diff --git a/configure.ac b/configure.ac index 806808d..c6163e7 100644 --- a/configure.ac +++ b/configure.ac @@ -38,61 +38,61 @@ LIBBSD_LINKER_VERSION_SCRIPT is_windows=no -need_arc4random=yes -need_bsd_getopt=yes -need_err=yes -need_errc=yes -need_fpurge=yes -need_funopen=yes -need_md5=yes -need_name_from_id=yes -need_nlist=yes -need_progname=yes -need_strl=yes -need_strmode=yes -need_wcsl=yes +abi_arc4random=no +abi_bsd_getopt=no +abi_err=no +abi_errc=no +abi_fpurge=no +abi_funopen=no +abi_md5=no +abi_name_from_id=no +abi_nlist=no +abi_progname=no +abi_strl=no +abi_strmode=no +abi_wcsl=no AS_CASE([$host_os], [*-gnu*], [ + abi_errc=yes # On glibc >= 2.38, strlcpy() and strlcat() got added, # so these could then be dropped on the next SOVERSION bump. - #need_strl=no - need_err=no + #abi_strl=no ], [*-musl*], [ # On musl >= 0.9.7, optreset got implemented, so bsd_getopt() can then # be dropped on the next SOVERSION bump. - #need_bsd_getopt=no - need_err=no + #abi_bsd_getopt=no + abi_err=no # On musl >= 1.1.19, fopencookie() got implemented, and because we were # checking for its presence to decide whether to build funopen(), it got # included in builds even when previously it had not been included, which # is partially an ABI issue, but given that disabling it now would be # worse, we'll ignore this as this is only a problem with downgrades. And # enable it explicitly - need_funopen=yes + abi_funopen=yes # On musl >= 0.5.0, strlcpy() and strlcat() were already implemented, # so these can then be dropped on the next SOVERSION bump. - #need_strl=no + #abi_strl=no ], [darwin*], [ # On macOS these are provided by the system, and libbsd has never built # there, so we can avoid providing these with no ABI breakage. - need_arc4random=no - need_bsd_getopt=no - need_err=no - need_errc=no - need_fpurge=no + abi_arc4random=no + abi_bsd_getopt=no + abi_err=no + abi_errc=no + abi_fpurge=no # On macOS we do not have fopencookie(), and cannot implement it. - need_funopen=no - need_md5=no - need_name_from_id=no - need_nlist=no - need_progname=no - need_strl=no - need_strmode=no - need_transparent_libmd=no - need_wcsl=no + abi_funopen=no + abi_md5=no + abi_name_from_id=no + abi_nlist=no + abi_progname=no + abi_strl=no + abi_strmode=no + abi_transparent_libmd=no + abi_wcsl=no ], [mingw*], [ is_windows=yes @@ -169,17 +169,17 @@ AM_CONDITIONAL([HAVE_LIBTESTU01], [test "x$ac_cv_lib_testu01_unif01_CreateExternGenBits" = "xyes"]) saved_LIBS="$LIBS" -AS_IF([test "$need_md5" = "yes"], [ +AS_IF([test "$abi_md5" = "yes"], [ AC_SEARCH_LIBS([MD5Update], [md], [ AS_IF([test "x$ac_cv_search_MD5Update" != "xnone required"], [ MD5_LIBS="$MD5_LIBS $ac_cv_search_MD5Update" - need_transparent_libmd=yes + abi_transparent_libmd=yes ]) ], [ AC_MSG_ERROR([cannot find required MD5 functions in libc or libmd]) ]) ]) -AS_IF([test "$need_arc4random" = "yes"], [ +AS_IF([test "$abi_arc4random" = "yes"], [ AC_CHECK_FUNCS([getentropy]) AS_IF([test "$ac_cv_func_getentropy" != "yes"], [ @@ -279,21 +279,23 @@ AC_CHECK_FUNCS([\ AM_CONDITIONAL([HAVE_GETENTROPY], [test "x$ac_cv_func_getentropy" = "xyes"]) -AM_CONDITIONAL([NEED_ARC4RANDOM], [test "x$need_arc4random" = "xyes"]) -AM_CONDITIONAL([NEED_BSD_GETOPT], [test "x$need_bsd_getopt" = "xyes"]) -AM_CONDITIONAL([NEED_ERR], [test "x$need_err" = "xyes"]) -AM_CONDITIONAL([NEED_ERRC], [test "x$need_errc" = "xyes"]) -AM_CONDITIONAL([NEED_PROGNAME], [test "x$need_progname" = "xyes"]) -AM_CONDITIONAL([NEED_TRANSPARENT_LIBMD], [test "x$need_transparent_libmd" = "xyes"]) -AM_CONDITIONAL([NEED_MD5], [test "x$need_md5" = "xyes"]) -AM_CONDITIONAL([NEED_NLIST], [test "x$need_nlist" = "xyes"]) -AM_CONDITIONAL([NEED_STRL], [test "x$need_strl" = "xyes"]) -AM_CONDITIONAL([NEED_WCSL], [test "x$need_wcsl" = "xyes"]) -AM_CONDITIONAL([NEED_STRMODE], [test "x$need_strmode" = "xyes"]) -AM_CONDITIONAL([NEED_NAME_FROM_ID], [test "x$need_name_from_id" = "xyes"]) -AM_CONDITIONAL([NEED_FPURGE], [test "x$need_fpurge" = "xyes"]) -AM_CONDITIONAL([NEED_FUNOPEN], [test "x$need_funopen" = "xyes"]) -AS_IF([test "x$need_funopen" = "xno" && \ +# ABI selection +AM_CONDITIONAL([ABI_ARC4RANDOM], [test "x$abi_arc4random" = "xyes"]) +AM_CONDITIONAL([ABI_BSD_GETOPT], [test "x$abi_bsd_getopt" = "xyes"]) +AM_CONDITIONAL([ABI_ERR], [test "x$abi_err" = "xyes"]) +AM_CONDITIONAL([ABI_ERRC], [test "x$abi_errc" = "xyes"]) +AM_CONDITIONAL([ABI_PROGNAME], [test "x$abi_progname" = "xyes"]) +AM_CONDITIONAL([ABI_TRANSPARENT_LIBMD], [test "x$abi_transparent_libmd" = "xyes"]) +AM_CONDITIONAL([ABI_MD5], [test "x$abi_md5" = "xyes"]) +AM_CONDITIONAL([ABI_NLIST], [test "x$abi_nlist" = "xyes"]) +AM_CONDITIONAL([ABI_STRL], [test "x$abi_strl" = "xyes"]) +AM_CONDITIONAL([ABI_WCSL], [test "x$abi_wcsl" = "xyes"]) +AM_CONDITIONAL([ABI_STRMODE], [test "x$abi_strmode" = "xyes"]) +AM_CONDITIONAL([ABI_NAME_FROM_ID], [test "x$abi_name_from_id" = "xyes"]) +AM_CONDITIONAL([ABI_FPURGE], [test "x$abi_fpurge" = "xyes"]) +AM_CONDITIONAL([ABI_FUNOPEN], [test "x$abi_funopen" = "xyes"]) + +AS_IF([test "x$abi_funopen" = "xno" && \ test "x$ac_cv_func_funopen" != "xyes" && \ test "x$ac_cv_func_fopencookie" = "xyes"], [ AC_MSG_WARN([[can implement funopen() now based on newly added fopencooke(), report upstream]]) |