From 7655fc2a3c64fce46517d4a2af047d4c6e663f50 Mon Sep 17 00:00:00 2001
From: Alexey Neyman <stilor@att.net>
Date: Sun, 4 Feb 2018 23:58:06 -0800
Subject: Cleanup after rebase on master:

gperf detection macros no longer needed, gperf is not used anymore.

Signed-off-by: Alexey Neyman <stilor@att.net>

diff --git a/configure.ac b/configure.ac
index e3ca4ae..e7feec5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -118,7 +118,6 @@ AC_PROG_RANLIB
 CTNG_PATH_TOOL_REQ([OBJCOPY], [gobjcopy objcopy], [objcopy])
 CTNG_PATH_TOOL_REQ([OBJDUMP], [gobjdump objdump], [objdump])
 CTNG_PATH_TOOL_REQ([READELF], [greadelf readelf], [readelf])
-CTNG_PATH_TOOL_REQ([GPERF], [gperf], [gperf])
 
 CTNG_CHECK_PROGS_REQ([bison], [bison])
 CTNG_CHECK_PROGS_REQ([flex], [flex])
@@ -224,8 +223,6 @@ CTNG_PROG_VERSION([M4],
     ['\(GNU M4\) ([2-9]\.|1\.[5-9]|1\.[1-4][0-9]|1\.4\.[2-9][0-9]|1\.4\.1[2-9])'],
     [gnu_m4_1_4_12_or_newer])
 
-CTNG_PROG_GPERF
-
 AC_SUBST([kconfig_options])
 
 AC_CHECK_PROGS([cvs], [cvs])
diff --git a/m4/ctng_gperf.m4 b/m4/ctng_gperf.m4
deleted file mode 100644
index 3873028..0000000
--- a/m4/ctng_gperf.m4
+++ /dev/null
@@ -1,21 +0,0 @@
-# Check for GNU perf location and the type it uses in the prototypes
-AC_DEFUN([CTNG_PROG_GPERF],
-    [AX_REQUIRE_DEFINED([CTNG_CHECK_TOOL_REQ])
-     CTNG_CHECK_TOOL_REQ([GPERF], [gperf], [gperf])
-     # Gperf 3.1 started generating functions with size_t rather than unsigned int
-     AC_MSG_CHECKING([for the type used in gperf declarations])
-     cat > conftest.gperf.c <<_ASEOF
-#include <string.h>"
-const char * in_word_set(const char *, GPERF_LEN_TYPE);
-_ASEOF
-     echo foo,bar | ${GPERF} -L ANSI-C >> conftest.gperf.c
-     AS_IF([${CC} -c -o /dev/null conftest.gperf.c -DGPERF_LEN_TYPE='size_t' >/dev/null 2>&1],
-            [AC_MSG_RESULT([size_t])
-             GPERF_LEN_TYPE='size_t'],
-        [${CC} -c -o /dev/null conftest.gperf.c -DGPERF_LEN_TYPE='unsigned int' >/dev/null 2>&1],
-            [AC_MSG_RESULT([unsigned int])
-             GPERF_LEN_TYPE='unsigned int'],
-        [AC_MSG_ERROR([unable to determine gperf len type])])
-     rm -f conftest.gperf.c
-     AC_DEFINE_UNQUOTED([GPERF_LEN_TYPE], $GPERF_LEN_TYPE, [String length type used by gperf])
-])
-- 
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