feat:replace boost library with C++11 std library

2020-04-01 20:53:55 +08:00
parent 6d06233944
commit d3258bbd97
1936 changed files with 241862 additions and 60153 deletions
@@ -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
+])
+