ICU-13089 detect sed, use $(SED) for icu-config

X-SVN-Rev: 39992

icu4c/source/Makefile.in

@@ -327,9 +327,10 @@ $(top_builddir)/config/icu-config: $(top_builddir)/Makefile $(top_srcdir)/config
 	-$(RMV) $@
 	$(INSTALL_SCRIPT) $(top_srcdir)/config/icu-config-top $@
 	chmod u+w $@
+	@echo "# Following from icu/icu4c/source/config/Makefile.inc" >> $@
+	LC_ALL=C $(SED) -f $(top_srcdir)/config/make2sh.sed < $(top_builddir)/config/Makefile.inc | grep -v '#M#' | uniq >> $@
 	@echo "# Following from @platform_make_fragment@" >> $@
-	LC_ALL=C sed -f $(top_srcdir)/config/make2sh.sed < $(top_builddir)/config/Makefile.inc | grep -v '#M#' | uniq >> $@
-	LC_ALL=C sed -f $(top_srcdir)/config/make2sh.sed < @platform_make_fragment@ | grep -v '#M#' | uniq >> $@
+	LC_ALL=C $(SED) -f $(top_srcdir)/config/make2sh.sed < @platform_make_fragment@ | grep -v '#M#' | uniq >> $@
 	cat $(top_srcdir)/config/icu-config-bottom >> $@
 	chmod u-w $@
 

icu4c/source/configure

@@ -681,6 +681,7 @@ PLUGINS_TRUE
 U_ENABLE_TRACING
 U_DISABLE_RENAMING
 AR
+SED
 RANLIB
 U_DEFAULT_SHOW_DRAFT
 UCLN_NO_AUTO_CLEANUP
@@ -5560,6 +5561,77 @@ else
 fi
 
 
+# need sed
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
+$as_echo_n "checking for a sed that does not truncate output... " >&6; }
+if ${ac_cv_path_SED+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+            ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
+     for ac_i in 1 2 3 4 5 6 7; do
+       ac_script="$ac_script$as_nl$ac_script"
+     done
+     echo "$ac_script" 2>/dev/null | sed 99q >conftest.sed
+     { ac_script=; unset ac_script;}
+     if test -z "$SED"; then
+  ac_path_SED_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in sed gsed; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_SED="$as_dir/$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_SED" || continue
+# Check for GNU ac_path_SED and select it if it is found.
+  # Check for GNU $ac_path_SED
+case `"$ac_path_SED" --version 2>&1` in
+*GNU*)
+  ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo '' >> "conftest.nl"
+    "$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_SED_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_SED="$ac_path_SED"
+      ac_path_SED_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_SED_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_SED"; then
+    as_fn_error $? "no acceptable sed could be found in \$PATH" "$LINENO" 5
+  fi
+else
+  ac_cv_path_SED=$SED
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5
+$as_echo "$ac_cv_path_SED" >&6; }
+ SED="$ac_cv_path_SED"
+  rm -f conftest.sed
+
+
 # look for 'ar' the proper way
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.

icu4c/source/configure.ac

@@ -371,6 +371,9 @@ AC_SUBST(U_DEFAULT_SHOW_DRAFT)
 
 AC_PROG_RANLIB
 
+# need sed
+AC_PROG_SED
+
 # look for 'ar' the proper way
 AC_CHECK_TOOL(AR, ar, false)
 

icu4c/source/icudefs.mk.in

@@ -118,6 +118,7 @@ ARFLAGS = @ARFLAGS@ r
 RANLIB = @RANLIB@
 COMPILE_LINK_ENVVAR = @COMPILE_LINK_ENVVAR@
 UCLN_NO_AUTO_CLEANUP = @UCLN_NO_AUTO_CLEANUP@
+SED = @SED@
 
 # Various flags for the tools