Added --enable-profiling option.

diff --git a/configure.in b/configure.in
index d1ce0c1..638471f 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -8,6 +8,8 @@ AC_ARG_ENABLE(checkmem,
 [  --enable-checkmem       turn on ccmalloc debugging], CHECKMEM=true)
 AC_ARG_ENABLE(debug,
 [  --enable-debug          turn on debugging], DEBUG=true)
+AC_ARG_ENABLE(profiling,
+[  --enable-profiling      turn on profiling], PROFILING=true)
 AC_ARG_ENABLE(warnings,
 [  --enable-warnings      turn on compiler warnings], ENABLE_WARNINGS=true)
 AC_ARG_ENABLE(optimizations,
@@ -34,9 +36,18 @@ fi
 if test "x$CHECKMEM" '!=' "x";then
     DEBUG=yes
 fi
+if test "x$PROFILING" '!=' "x";then
+    DEBUG=yes
+fi
 if test "x$DEBUG" '!=' "x";then
-    CFLAGS="$WARNINGS -g $CFLAGS"
-    CXXFLAGS="$WARNINGS -g $CXXFLAGS"
+    if test "x$PROFILING" = "x";then
+        CFLAGS="$WARNINGS -g $CFLAGS"
+        CXXFLAGS="$WARNINGS -g $CXXFLAGS"
+    else
+        CFLAGS="$WARNINGS -O2 -g -pg $CFLAGS"
+        CXXFLAGS="$WARNINGS -O2 -g -pg $CXXFLAGS"
+        LDFLAGS="-g -pg $LIBS"
+    fi
 else if test "x$OPTIMIZE" '!=' "x"; then
     CFLAGS="$WARNINGS -O3 -fomit-frame-pointer -Winline $CFLAGS"
     CXXFLAGS="$WARNINGS -O3 -fomit-frame-pointer -Winline $CXXFLAGS"