Merge branch 'maint'

11 files changed, 209 insertions, 7 deletions

diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in
index 58e83540e1..9751982103 100644
--- a/erts/emulator/Makefile.in
+++ b/erts/emulator/Makefile.in
@@ -387,6 +387,13 @@ else
 UNIX_ONLY_BUILDS =
 endif
 
+ifeq ($(TARGET), win32)
+TMPVAR := $(shell LANG=C $(PERL) utils/make_compiler_flags -o $(TTF_DIR)/erl_compile_flags.h -v CONFIG_H "N/A" -v CFLAGS "$(CFLAGS)" -v LDFLAGS "$(LDFLAGS)")
+else
+# We force this to be run every time this makefile is executed
+TMPVAR := $(shell LANG=C $(PERL) utils/make_compiler_flags -o $(TTF_DIR)/erl_compile_flags.h -f CONFIG_H "$(ERL_TOP)/erts/$(TARGET)/config.h" -v CFLAGS "$(CFLAGS)" -v LDFLAGS "$(LDFLAGS)")
+endif
+
 .PHONY: all
 ifdef VOID_EMULATOR
 all:
@@ -959,6 +966,7 @@ SED_REPL_TTF_DIR=s|$(TTF_DIR)/|$$(TTF_DIR)/|g
 SED_REPL_ERL_TOP=s|\([ 	]\)$(ERL_TOP)/|\1$$(ERL_TOP)/|g;s|^$(ERL_TOP)/|$$(ERL_TOP)/|g
 SED_REPL_POLL=s|$$(OBJDIR)/erl_poll.o|$$(OBJDIR)/erl_poll.kp.o $$(OBJDIR)/erl_poll.nkp.o|g
 SED_REPL_CHK_IO=s|$$(OBJDIR)/erl_check_io.o|$$(OBJDIR)/erl_check_io.kp.o $$(OBJDIR)/erl_check_io.nkp.o|g
+SED_REPL_TTF_COMP_FLAGS=s|\([^/]\)erl_compile_flags\.h|\1$$(TTF_DIR)/erl_compile_flags\.h|g
 
 ifeq ($(TARGET),win32)
 #SED_PREFIX=$(SED_REPL_WIN_DRIVE);
@@ -973,7 +981,7 @@ else
 SED_SUFFIX=
 endif
 
-SED_DEPEND=sed '$(SED_PREFIX)$(SED_REPL_O);$(SED_REPL_TTF_DIR);$(SED_REPL_ERL_TOP)$(SED_SUFFIX)'
+SED_DEPEND=sed '$(SED_PREFIX)$(SED_REPL_O);$(SED_REPL_TTF_DIR);$(SED_REPL_ERL_TOP)$(SED_SUFFIX);$(SED_REPL_TTF_COMP_FLAGS)'
 SED_DEPEND_ZLIB=sed '$(SED_PREFIX)$(SED_REPL_O_ZLIB)'
 
 ifdef HIPE_ENABLED
diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names
index eba1d0fa23..c2f32ba089 100644
--- a/erts/emulator/beam/atom.names
+++ b/erts/emulator/beam/atom.names
@@ -139,6 +139,7 @@ atom caseless
 atom catchlevel
 atom cd
 atom cdr
+atom cflags
 atom characters_to_binary_int
 atom characters_to_list_int
 atom clear
@@ -150,6 +151,7 @@ atom compact
 atom compat_rel
 atom compile
 atom compressed
+atom config_h
 atom connect
 atom connected
 atom connection_closed
@@ -301,6 +303,7 @@ atom label
 atom large_heap
 atom last_calls
 atom latin1
+atom ldflags
 atom Le='=<'
 atom lf
 atom line
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index e4fbd21c0e..673dfc658c 100755
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -30,6 +30,7 @@
 #include "bif.h"
 #include "big.h"
 #include "erl_version.h"
+#include "erl_compile_flags.h"
 #include "erl_db_util.h"
 #include "erl_message.h"
 #include "erl_binary.h"
@@ -2610,6 +2611,31 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
 	BIF_RET(am_true);
     }
 #endif
+    else if (ERTS_IS_ATOM_STR("compile_info",BIF_ARG_1)) {
+	Uint  sz;
+	Eterm res = NIL, tup, text;
+	Eterm *hp = HAlloc(BIF_P, 3*(2 + 3) + /* three 2-tuples and three cons */
+		2*(strlen(erts_build_flags_CONFIG_H) +
+		   strlen(erts_build_flags_CFLAGS) +
+		   strlen(erts_build_flags_LDFLAGS)));
+
+	sz   = strlen(erts_build_flags_CONFIG_H);
+	text = buf_to_intlist(&hp, erts_build_flags_CONFIG_H, sz, NIL);
+	tup  = TUPLE2(hp, am_config_h, text); hp += 3;
+	res  = CONS(hp, tup, res); hp += 2;
+
+	sz   = strlen(erts_build_flags_CFLAGS);
+	text = buf_to_intlist(&hp, erts_build_flags_CFLAGS, sz, NIL);
+	tup  = TUPLE2(hp, am_cflags, text); hp += 3;
+	res  = CONS(hp, tup, res); hp += 2;
+
+	sz   = strlen(erts_build_flags_LDFLAGS);
+	text = buf_to_intlist(&hp, erts_build_flags_LDFLAGS, sz, NIL);
+	tup  = TUPLE2(hp, am_ldflags, text); hp += 3;
+	res  = CONS(hp, tup, res); hp += 2;
+
+	BIF_RET(res);
+    }
 
     BIF_ERROR(BIF_P, BADARG);
 }
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index 8fc05c085e..2a3a45f717 100755
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -943,7 +943,7 @@ char* Sint_to_buf(Sint, struct Sint_buf*);
 #define ERTS_IOLIST_OVERFLOW 1
 #define ERTS_IOLIST_TYPE 2
 
-Eterm buf_to_intlist(Eterm**, char*, size_t, Eterm); /* most callers pass plain char*'s */
+Eterm buf_to_intlist(Eterm**, const char*, size_t, Eterm); /* most callers pass plain char*'s */
 
 #define ERTS_IOLIST_TO_BUF_OVERFLOW	(~((ErlDrvSizeT) 0))
 #define ERTS_IOLIST_TO_BUF_TYPE_ERROR	(~((ErlDrvSizeT) 1))
diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c
index 84deaecb87..bd2be7afca 100644
--- a/erts/emulator/beam/utils.c
+++ b/erts/emulator/beam/utils.c
@@ -2983,7 +2983,7 @@ char* Sint_to_buf(Sint n, struct Sint_buf *buf)
 */
 
 Eterm
-buf_to_intlist(Eterm** hpp, char *buf, size_t len, Eterm tail)
+buf_to_intlist(Eterm** hpp, const char *buf, size_t len, Eterm tail)
 {
     Eterm* hp = *hpp;
     size_t i = len;
diff --git a/erts/emulator/utils/make_compiler_flags b/erts/emulator/utils/make_compiler_flags
new file mode 100755
index 0000000000..cebe8cd0c5
--- /dev/null
+++ b/erts/emulator/utils/make_compiler_flags
@@ -0,0 +1,87 @@
+#!/usr/bin/env perl
+#
+# %CopyrightBegin%
+#
+# Copyright Ericsson AB 1999-2009. All Rights Reserved.
+#
+# The contents of this file are subject to the Erlang Public License,
+# Version 1.1, (the "License"); you may not use this file except in
+# compliance with the License. You should have received a copy of the
+# Erlang Public License along with this software. If not, it can be
+# retrieved online at http://www.erlang.org/.
+#
+# Software distributed under the License is distributed on an "AS IS"
+# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+# the License for the specific language governing rights and limitations
+# under the License.
+#
+# %CopyrightEnd%
+#
+use strict;
+use File::Copy;
+# This program generates global constants that contains
+# config.h, CFLAGS and LDFLAGS
+
+my $file = "";
+my %constants = ();
+my $prev_file = "";
+
+while (@ARGV) {
+    my $d = shift;
+    if ( $d =~ /^-o$/ ) {
+	$file = shift or die("-o requires argument");
+	open FILE, "<$file" or next;
+	$prev_file = do { local $/; <FILE> };
+	close FILE;
+	next;
+    }
+    if ( $d =~ /^-f/ ) {
+	my $var = shift or die("-f requires two argument");
+	my $value = shift or die("-f requires two argument");
+	open FILE, "<$value";
+	$value = do { local $/; <FILE> };
+	close FILE;
+
+	$value =~ s/\n/\\n\\\n/g;
+
+	$constants{$var} = $value;
+    }
+    if ( $d =~ /^-v/ ) {
+	my $var = shift or die("-v requires two argument");
+	my $value = shift;
+	$constants{$var} = $value;
+    }
+}
+
+foreach(keys %constants) {
+    my $value = $constants{$_};
+    $value =~ s/"/\\"/g;
+    $constants{$_} = $value
+}
+
+# Did we want output to a file?
+open(my $oldout, ">&STDOUT")     or die "Can't dup STDOUT: $!";
+if ( $file ) {
+    open STDOUT, ">$file.tmp" or die("can't open $file for writing");
+}
+
+my(@prog) = split('/', $0);
+my($prog) = $prog[$#prog];
+print "/* Warning: Do not edit this file.\n";
+print "   Auto-generated by '$prog'.*/\n";
+
+foreach(keys %constants) {
+    print "const char* erts_build_flags_$_ = \"$constants{$_}\";\n"
+}
+
+open(STDOUT, ">&", $oldout) or die "Can't dup \$oldout: $!";
+
+open FILE, "<$file.tmp";
+my $new_file = do { local $/; <FILE> };
+close FILE;
+
+if ($new_file ne $prev_file) {
+    move("$file.tmp","$file");
+} else {
+    unlink("$file.tmp");
+}
diff --git a/erts/etc/unix/etp-commands b/erts/etc/unix/etp-commands
index f059662271..35f75df5c1 100644
--- a/erts/etc/unix/etp-commands
+++ b/erts/etc/unix/etp-commands
@@ -2075,6 +2075,33 @@ document etp-system-info
 %---------------------------------------------------------------------------
 end
 
+define etp-compile-info
+  printf "--------------- Compile Information ---------------\n"
+  printf "CFLAGS: %s\n", erts_build_flags_CFLAGS
+  printf "LDFLAGS: %s\n", erts_build_flags_LDFLAGS
+  printf "Use etp-config-h-info to dump config.h\n"
+end
+
+document etp-compile-info
+%---------------------------------------------------------------------------
+% etp-compile-info
+%
+% Print information about how the system was compiled
+%---------------------------------------------------------------------------
+end
+
+define etp-config-h-info
+  printf "%s", erts_build_flags_CONFIG_H
+end
+
+document etp-config-h-info
+%---------------------------------------------------------------------------
+% etp-config-h-info
+%
+% Dump the contents of config.h when the system was compiled
+%---------------------------------------------------------------------------
+end
+
 define etp-dictdump
 # Args: ProcDict*
 #
diff --git a/erts/preloaded/.gitignore b/erts/preloaded/.gitignore
new file mode 100644
index 0000000000..40e4c68638
--- /dev/null
+++ b/erts/preloaded/.gitignore
@@ -0,0 +1,2 @@
+ebin/erts.app
+src/prim_eval.abstr
diff --git a/erts/preloaded/Makefile b/erts/preloaded/Makefile
index 4235a7fe57..31fdeb96c5 100644
--- a/erts/preloaded/Makefile
+++ b/erts/preloaded/Makefile
@@ -18,7 +18,6 @@
 # 
 include $(ERL_TOP)/make/target.mk
 
-
 SUB_DIRECTORIES = src
 
 include $(ERL_TOP)/make/otp_subdir.mk
diff --git a/erts/preloaded/src/Makefile b/erts/preloaded/src/Makefile
index 7a7b7fb644..c1580b1495 100644
--- a/erts/preloaded/src/Makefile
+++ b/erts/preloaded/src/Makefile
@@ -55,9 +55,15 @@ ERL_FILES= $(PRE_LOADED_ERL_MODULES:%=%.erl)
 BEAM_FILES= $(PRE_LOADED_BEAM_MODULES:%=%.S)
 STUBS_FILES= $(PRE_LOADED_BEAM_MODULES:%=%.erl)
 
-TARGET_FILES = $(PRE_LOADED_MODULES:%=$(EBIN)/%.$(EMULATOR))
+TARGET_FILES = $(PRE_LOADED_MODULES:%=$(EBIN)/%.$(EMULATOR)) \
+    $(APP_TARGET)
 STATIC_TARGET_FILES = $(PRE_LOADED_MODULES:%=$(STATIC_EBIN)/%.$(EMULATOR))
 
+APP_FILE= erts.app
+APP_SRC= $(APP_FILE).src
+APP_TARGET= $(STATIC_EBIN)/$(APP_FILE)
+
+
 KERNEL_SRC=$(ERL_TOP)/lib/kernel/src
 KERNEL_INCLUDE=$(ERL_TOP)/lib/kernel/include
 STDLIB_INCLUDE=$(ERL_TOP)/lib/stdlib/include
@@ -72,14 +78,17 @@ clean:
 copy:
 	cp *.beam $(STATIC_EBIN)
 
+$(APP_TARGET): $(APP_SRC) $(ERL_TOP)/erts/vsn.mk
+	$(vsn_verbose)sed -e 's;%VSN%;$(VSN);' $< > $@
+
 
 include $(ERL_TOP)/make/otp_release_targets.mk
 
-release_spec: 
+release_spec: $(APP_TARGET)
 	$(INSTALL_DIR) "$(RELSYSDIR)/src"
 	$(INSTALL_DATA) $(ERL_FILES) $(BEAM_FILES) $(STUBS_FILES) "$(RELSYSDIR)/src"
 	$(INSTALL_DIR) "$(RELSYSDIR)/ebin"
-	$(INSTALL_DATA) $(STATIC_TARGET_FILES) "$(RELSYSDIR)/ebin"
+	$(INSTALL_DATA) $(STATIC_TARGET_FILES) $(APP_TARGET) "$(RELSYSDIR)/ebin"
 
 release_docs_spec:
 
diff --git a/erts/preloaded/src/erts.app.src b/erts/preloaded/src/erts.app.src
new file mode 100644
index 0000000000..fd3e8cb692
--- /dev/null
+++ b/erts/preloaded/src/erts.app.src
@@ -0,0 +1,41 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2013. All Rights Reserved.
+%% 
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%% 
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%% 
+%% %CopyrightEnd%
+%%
+{application, erts, [
+	{description, "ERTS  CXC 138 10"},
+	{vsn, "%VSN%"},
+	{modules, [
+		%% preloaded
+		erlang,
+		erl_prim_loader,
+		erts_internal,
+		init,
+		otp_ring0,
+		prim_eval,
+		prim_file,
+		prim_inet,
+		prim_zip,
+		zlib
+	    ]},
+	{registered, []},
+	{applications, []},
+	{env, []},
+	{mod, {erts, []}}
+    ]}.
+
+%% vim: ft=erlang