diff options
Diffstat (limited to 'build/apr_win32.m4')
| -rw-r--r-- | build/apr_win32.m4 | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/build/apr_win32.m4 b/build/apr_win32.m4 new file mode 100644 index 0000000..f981374 --- /dev/null +++ b/build/apr_win32.m4 @@ -0,0 +1,33 @@ + +dnl if $2 contains '@dd', links against mingw symbols +dnl otherwise calls AC_CHECK_LIB +AC_DEFUN([APR_CHECK_DLL_FUNC],[ +m4_define($1_function_name,m4_substr($2,0,m4_index($2,[@]))) +m4_define($1_function_arglength,m4_substr($2,m4_incr(m4_index($2,[@])))) +m4_define($1_[function_name]_arglength,m4_substr($2,m4_incr(m4_index($2,[@])))) +dnl m4_define(apr_check_dll_id,$1_m4_defn($1_function_name)) + +AC_CACHE_CHECK([for $2 in $1],[ac_cv_lib_$1_]$1_function_name,[ + +ac_func_search_save_LIBS=$LIBS +LIBS="$LIBS -l$1" + +AC_TRY_LINK([ +#pragma pack(1) +struct x { +]m4_for([byte_id], 1, m4_defn([$1_function_name_arglength]), 1,[[ char c]]byte_id; +)[}; +__stdcall ]$1_function_name[(]struct x[);],[ +struct x s = {0}; +]$1_function_name[(s)], +[ac_cv_lib_$1_]$1_function_name[=yes],[ac_cv_lib_$1_]$1_function_name[=no]) +LIBS=$ac_func_search_save_LIBS +])dnl AC_CACHE_CHECK + +AS_IF([test $ac_cv_lib_$1_]$1_function_name[ = yes], + [m4_default([$3], [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_LIB$1),,Enable if this library is available) + LIBS="-l$1 $LIBS" +])], + [$4])dnl +]) + |