Add --enable-gcov, --enable-efence and --enable-ccmalloc for gcov, Electric

Fence and ccmalloc support.  gcov support won't work without manual
intervention (for now) but some hooks will be added later to automate it.

Originally committed to SVN as r2745.

aegisub/Makefile.am

@@ -14,9 +14,9 @@ AM_CXXFLAGS = -DAEGISUB -Iinclude @WX_CPPFLAGS@ @OPENMP_CXXFLAGS@ @LIBAVFORMAT_C
 
 bin_PROGRAMS = aegisub-2.1
 aegisub_2_1_LDADD = libresrc/libresrc.a $(libosxutil_lib)
-aegisub_2_1_CPPFLAGS = @FREETYPE_CFLAGS@
+aegisub_2_1_CPPFLAGS = @FREETYPE_CFLAGS@ @GCOV_FLAGS@
-aegisub_2_1_LDFLAGS = @DEBUG_FLAGS@ @PROFILE_FLAGS@ @GL_LIBS@ @PTHREAD_LIBS@ @WX_LIBS@ @ICONV_LDFLAGS@ $(libosxutil_ldflags)
+aegisub_2_1_LDFLAGS = @DEBUG_FLAGS@ @PROFILE_FLAGS@ @GL_LIBS@ @PTHREAD_LIBS@ @WX_LIBS@ @ICONV_LDFLAGS@ $(libosxutil_ldflags) @CCMALLOC_LDFLAGS@ @EFENCE_LDFLAGS@
-LIBS += @FREETYPE_LIBS@ @FONTCONFIG_LIBS@
+LIBS += @FREETYPE_LIBS@ @FONTCONFIG_LIBS@ @CCMALLOC_LIBS@
 
 if BUILD_DARWIN
 aegisub_2_1_LDFLAGS += -L/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries

configure.in

@@ -1051,7 +1051,7 @@ if test -z "$DEBUG_FLAGS"; then
 fi
 
 AC_MSG_CHECKING([whether to turn on debugging])
-AC_ARG_ENABLE(debug, [  --enable-debug          turn on debugging (default=no)])
+AC_ARG_ENABLE(debug, [  --enable-debug          enable debugging (default=no)])
 if test "$enable_debug" = "yes"; then
   AC_MSG_RESULT([yes ($DEBUG_FLAGS)])
   CPPFLAGS="$DEBUG_FLAGS $CPPFLAGS"
@@ -1084,7 +1084,7 @@ if test -z "$PROFILE_FLAGS"; then
 fi
 
 AC_MSG_CHECKING([whether to turn on profiling])
-AC_ARG_ENABLE(profile, [  --enable-profile        turn on profiling (default=no)])
+AC_ARG_ENABLE(profile, [  --enable-profile        enable profiling (default=no)])
 if test "$enable_profile" = "yes"; then
   AC_MSG_RESULT([yes ($PROFILE_FLAGS)])
   CPPFLAGS="$PROFILE_FLAGS $CPPFLAGS"
@@ -1095,6 +1095,80 @@ else
 fi
 
 
+######
+# gcov
+######
+
+AC_ARG_VAR([GCOV_FLAGS], [gcov flag(s) to use with --enable-gcov (default: -ftest-coverage -fprofile-arcs)])
+if test -z "$GCOV_FLAGS"; then
+  GCOV_FLAGS="-fprofile-arcs -ftest-coverage";
+fi
+
+AC_MSG_CHECKING([whether to turn on gcov])
+AC_ARG_ENABLE(profile, [  --enable-gcov           enable gcov (default=no)])
+if test "$enable_gcov" = "yes"; then
+  AC_MSG_RESULT([yes ($GCOV_FLAGS)])
+  CPPFLAGS="$GCOV_FLAGS $CPPFLAGS"
+  AC_SUBST(GCOV_FLAGS)
+else
+  enable_gcov="no"
+  AC_MSG_RESULT([no])
+fi
+
+
+
+################
+# Electric Fence
+################
+
+AC_ARG_VAR([EFENCE_LDFLAGS], [Electric Fence ldflag(s) to use with --enable-profile (default: -lefence)])
+if test -z "EFENCE_LDFLAGS"; then
+  EFENCE_LDFLAGS="-pg -fprofile-arcs -ftest-coverage";
+fi
+
+AC_MSG_CHECKING([whether turn on Electric Fence])
+AC_ARG_ENABLE(profile, [  --enable-efence         enable Electric Fence (default=no)])
+if test "$enable_efence" = "yes"; then
+  AC_MSG_RESULT([yes ($EFENCE_LDFLAGS)])
+  CPPFLAGS="$EFENCE_LDFLAGS $CPPFLAGS"
+  AC_SUBST(EFENCE_LDFLAGS)
+else
+  enable_efence="no"
+  AC_MSG_RESULT([no])
+fi
+
+##########
+# ccmalloc
+##########
+
+AC_ARG_VAR([CCMALLOC_LIBS], [ccmalloc libs(s) to use with --enable-ccmalloc (default: $prefix/lib/ccmalloc-c++.o)])
+AC_ARG_VAR([CCMALLOC_LDFLAGS], [ccmalloc ldflag(s) to use with --enable-ccmalloc (default: -lccmalloc)])
+
+if test -z "$CCMALLOC_LIBS"; then
+  CCMALLOC_LIBS="$prefix/lib/ccmalloc-c++.o";
+fi
+
+if test -z "$CCMALLOC_LIBS"; then
+  CCMALLOC_LDFLAGS="-lccmalloc";
+fi
+
+AC_MSG_CHECKING([whether to turn on ccmalloc])
+AC_ARG_ENABLE(profile, [  --enable-ccmalloc       enable ccmalloc (default=no)])
+if test "$enable_ccmalloc" = "yes"; then
+  AC_MSG_RESULT([yes ($CCMALLOC_LIBS $CCMALLOC_LDFLAGS)])
+  CPPFLAGS="$CCMALLOC_LIBS $CCMALLOC_LDFLAGS $CPPFLAGS"
+  AC_SUBST(CCMALLOC_LDFLAGS)
+  AC_SUBST(CCMALLOC_LIBS)
+else
+  enable_ccmalloc="no"
+  AC_MSG_RESULT([no])
+fi
+
+if test "$enable_efence" = "yes" && test "$enable_ccmalloc" = "yes"; then
+  AC_MSG_FAILURE([Please enable Electric Fence _or_ ccmalloc otherwise strange things will happen.])
+fi  
+
+
 ##############################
 # Internationalisation support
 ##############################