From eb61e891ae49e2a68a62aab4b77e90cf53ba50b1 Mon Sep 17 00:00:00 2001
From: Felipe Zimmerle <fcosta@trustwave.com>
Date: Fri, 14 Nov 2014 10:56:02 -0800
Subject: [PATCH] Build: New alternative to identify the presence of libfuzzy

Searching for the fuzzy.h instead of the .so file.
---
 build/find_ssdeep.m4 | 41 +++++++++--------------------------------
 1 file changed, 9 insertions(+), 32 deletions(-)

diff --git a/build/find_ssdeep.m4 b/build/find_ssdeep.m4
index 8279a452..3f298bcc 100644
--- a/build/find_ssdeep.m4
+++ b/build/find_ssdeep.m4
@@ -18,62 +18,39 @@ AC_ARG_WITH(
 
 AS_CASE(["${with_ssdeep}"],
     [no], [test_paths=],
-    [yes], [test_paths="/usr/lib /usr/local/lib /usr/local/libfuzzy /usr/local/fuzzy /usr/local /opt/libfuzzy /opt/fuzzy /opt /usr"])
-    [test_paths="${with_ssdeep}"],
+    [yes], [test_paths="/usr/ /usr/local/ /usr/local/libfuzzy /usr/local/fuzzy /opt/libfuzzy /opt/fuzzy /opt /opt/local"],
+    [test_paths="${with_ssdeep}"])
 
 AS_IF([test "x${test_paths}" != "x"], [
 AC_MSG_CHECKING([for ssdeep path])
   
   SSDEEP_LIB_NAME="fuzzy"
-  SSDEEP_LIB_FILENAME="lib$SSDEEP_LIB_NAME.so"
 
   if test -z "$withssdeep" -o "$withssdeep" = "yes"; then
     for i in ${test_paths}; do
-      if test -f "$i/$SSDEEP_LIB_FILENAME"; then
-        SSDEEP_LIB_DIR="$i"
-      fi
-    done
-  else
-    if test -f "$withssdeep/$SSDEEP_LIB_FILENAME"; then
-      SSDEEP_LIB_DIR="$withssdeep"
-    else
-      if test -f "$withssdeep/.libs/$SSDEEP_LIB_FILENAME"; then
-        SSDEEP_LIB_DIR="$withssdeep/.libs/"
-      fi
-    fi
-  fi
-
-  SSDEEP_LDFLAGS="-l$SSDEEP_LIB_NAME"
-  SSDEEP_LDADD="-l$SSDEEP_LIB_NAME"
-
-  if test -z "$withssdeep" -o "$withssdeep" = "yes"; then
-    for i in /usr/include /usr/local/include; do
-      if test -f "$i/$SSDEEP_LIB_NAME.h"; then
+      if test -f "$i/include/fuzzy.h"; then
         SSDEEP_CFLAGS="-I$i"
       fi
     done
   else
-    if test -f "$withssdeep/../$SSDEEP_LIB_NAME.h"; then
-      SSDEEP_CFLAGS="-I$withssdeep/../"
-    else
-      if test -f "$withssdeep/$SSDEEP_LIB_NAME.h"; then
-        SSDEEP_CFLAGS="-I$withssdeep"
-      fi
+    if test -f "$withssdeep/include/fuzzy.h"; then
+      SSDEEP_CFLAGS="-I$i"
     fi
   fi
 
+  SSDEEP_LDFLAGS="-lfuzzy"
+  SSDEEP_LDADD="-lfuzzy"
+
 ])  
  
     if test -z "${SSDEEP_CFLAGS}"; then
         AC_MSG_RESULT([no])
 	SSDEEP_LDFLAGS=""
 	SSDEEP_LDADD=""
-	#ifelse([$2], , AC_MSG_NOTICE([optional ssdeep library not found]), $2)
+       AC_MSG_NOTICE([optional ssdeep library not found])
     else
       SSDEEP_CFLAGS="-DWITH_SSDEEP ${SSDEEP_CFLAGS}"
         AC_MSG_RESULT([${SSDEEP_LDFLAGS} ${SSDEEP_CFLAGS}]) 
-#AC_MSG_NOTICE([using ssdeep: ${SSDEEP_CFLAGS} ${SSDEEP_LDFLAGS}])
-#ifelse([$1], , , $1) 
     fi 
 
 AC_SUBST(SSDEEP_LDFLAGS)