diff options
| -rw-r--r-- | erts/emulator/Makefile.in | 10 | ||||
| -rw-r--r-- | erts/emulator/beam/atom.names | 3 | ||||
| -rwxr-xr-x | erts/emulator/beam/erl_bif_info.c | 21 | ||||
| -rwxr-xr-x | erts/emulator/beam/global.h | 2 | ||||
| -rw-r--r-- | erts/emulator/beam/utils.c | 2 | ||||
| -rwxr-xr-x | erts/emulator/utils/make_compiler_flags | 87 | ||||
| -rw-r--r-- | erts/etc/unix/etp-commands | 27 |
7 files changed, 149 insertions, 3 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..a43eee6420 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 +2611,26 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) BIF_RET(am_true); } #endif + else if (ERTS_IS_ATOM_STR("compile_info",BIF_ARG_1)) { + Eterm *hp = HAlloc(BIF_P, 3*3+3*2); /* three two tuples + + three list elems */ + Eterm res = NIL; + Eterm *lhp = HAlloc(BIF_P, 2*(strlen(erts_build_flags_CONFIG_H)+ + strlen(erts_build_flags_CFLAGS)+ + strlen(erts_build_flags_LDFLAGS))); + + res = CONS(hp+9,TUPLE2(hp, am_config_h, + buf_to_intlist(&lhp, erts_build_flags_CONFIG_H, + strlen(erts_build_flags_CONFIG_H), NIL)),res); + res = CONS(hp+11,TUPLE2(hp+3, am_cflags, + buf_to_intlist(&lhp, erts_build_flags_CFLAGS, + strlen(erts_build_flags_CFLAGS), NIL)),res); + res = CONS(hp+13,TUPLE2(hp+6, am_ldflags, + buf_to_intlist(&lhp, erts_build_flags_LDFLAGS, + strlen(erts_build_flags_LDFLAGS), NIL)),res); + + BIF_RET(res); + } BIF_ERROR(BIF_P, BADARG); } diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index e5807b5ce6..56f8f2b3ea 100755 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -937,7 +937,7 @@ 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* # |