aboutsummaryrefslogtreecommitdiffstats
path: root/erts
diff options
context:
space:
mode:
Diffstat (limited to 'erts')
-rw-r--r--erts/configure.in3
-rw-r--r--erts/doc/src/erl_ext_dist.xml5
-rw-r--r--erts/doc/src/erlang.xml5
-rw-r--r--erts/doc/src/zlib.xml2
-rw-r--r--erts/emulator/beam/erl_bif_info.c10
-rw-r--r--erts/emulator/beam/erl_nif.c1
-rw-r--r--erts/emulator/sys/unix/erl_unix_sys.h11
-rw-r--r--erts/emulator/test/driver_SUITE.erl4
-rw-r--r--erts/emulator/test/nif_SUITE.erl3
-rw-r--r--erts/emulator/test/nif_SUITE_data/nif_SUITE.c13
-rw-r--r--erts/epmd/src/epmd.c20
-rw-r--r--erts/epmd/src/epmd_int.h8
-rw-r--r--erts/epmd/src/epmd_srv.c15
-rw-r--r--erts/preloaded/src/erlang.erl1
14 files changed, 75 insertions, 26 deletions
diff --git a/erts/configure.in b/erts/configure.in
index 400fb5e71f..877e0d4c1c 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -1691,10 +1691,13 @@ systemd_daemon_save_LIBS=$LIBS
LIBS=
AC_SEARCH_LIBS(sd_listen_fds,[systemd systemd-daemon],
[have_sd_listen_fds=yes],[have_sd_listen_fds=no],$systemd_daemon_save_LIBS)
+AC_SEARCH_LIBS(sd_notify,[systemd systemd-daemon],
+ [have_sd_notify=yes],[have_sd_notify=no],$systemd_daemon_save_LIBS)
AC_CHECK_HEADERS(systemd/sd-daemon.h,
[have_systemd_sd_daemon_h=yes],[have_systemd_sd_daemon_h=no])
if test x"$have_sd_listen_fds" = x"yes" && \
+ test x"$have_sd_notify" = x"yes" && \
test x"$have_systemd_sd_daemon_h" = x"yes"; then
AC_DEFINE([HAVE_SYSTEMD_DAEMON],[1],[Define if you have systemd daemon])
SYSTEMD_DAEMON_LIBS=$LIBS
diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml
index fa083db4c7..a6e7dddbed 100644
--- a/erts/doc/src/erl_ext_dist.xml
+++ b/erts/doc/src/erl_ext_dist.xml
@@ -126,9 +126,8 @@
However, only characters that can be encoded using Latin1 (ISO-8859-1)
are currently supported in atoms. The support for UTF-8 encoded atoms
in the external format has been implemented in order to be able to support
- all Unicode characters in atoms in <em>some future release</em>. Full
- support for Unicode atoms will not happen before OTP-R18, and might
- be introduced even later than that. Until full Unicode support for
+ all Unicode characters in atoms in <em>some future release</em>.
+ Until full Unicode support for
atoms has been introduced, it is an <em>error</em> to pass atoms containing
characters that cannot be encoded in Latin1, and <em>the behavior is
undefined</em>.</p>
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 111756407f..483d81cfb6 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -6144,6 +6144,11 @@ ok
<seealso marker="#system_info_multi_scheduling">erlang:system_info(multi_scheduling)</seealso>, and
<seealso marker="#system_info_schedulers">erlang:system_info(schedulers)</seealso>.</p>
</item>
+ <tag><c>nif_version</c></tag>
+ <item>
+ <p>Returns a string containing the erlang NIF version
+ used by the runtime system. It will be on the form "&lt;major ver&gt;.&lt;minor ver&gt;".</p>
+ </item>
<tag><marker id="system_info_otp_release"><c>otp_release</c></marker></tag>
<item>
<p>Returns a string containing the OTP release number of the
diff --git a/erts/doc/src/zlib.xml b/erts/doc/src/zlib.xml
index 11a7437f5a..da8ccdecdf 100644
--- a/erts/doc/src/zlib.xml
+++ b/erts/doc/src/zlib.xml
@@ -302,7 +302,7 @@ list_to_binary([B1,B2])</pre>
<fsummary>Decompress data</fsummary>
<desc>
<p><c>inflate/2</c> decompresses as much data as possible.
- It may some introduce some output latency (reading
+ It may introduce some output latency (reading
input without producing any output).</p>
<p>If a preset dictionary is needed at this point (see
<c>inflateSetDictionary</c> below), <c>inflate/2</c> throws a
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index 61e4469600..b90362d82c 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -27,6 +27,7 @@
#include "erl_process.h"
#include "error.h"
#include "erl_driver.h"
+#include "erl_nif.h"
#include "bif.h"
#include "big.h"
#include "erl_version.h"
@@ -90,7 +91,7 @@ static char erts_system_version[] = ("Erlang/OTP " ERLANG_OTP_RELEASE
" [smp:%beu:%beu]"
#endif
#ifdef USE_THREADS
-#ifdef ERTS_DIRTY_SCHEDULERS
+#if defined(ERTS_DIRTY_SCHEDULERS) && defined(ERTS_SMP)
" [ds:%beu:%beu:%beu]"
#endif
" [async-threads:%d]"
@@ -2459,6 +2460,13 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
ERL_DRV_EXTENDED_MINOR_VERSION);
hp = HAlloc(BIF_P, 2*n);
BIF_RET(buf_to_intlist(&hp, buf, n, NIL));
+ } else if (ERTS_IS_ATOM_STR("nif_version", BIF_ARG_1)) {
+ char buf[42];
+ int n = erts_snprintf(buf, 42, "%d.%d",
+ ERL_NIF_MAJOR_VERSION,
+ ERL_NIF_MINOR_VERSION);
+ hp = HAlloc(BIF_P, 2*n);
+ BIF_RET(buf_to_intlist(&hp, buf, n, NIL));
} else if (ERTS_IS_ATOM_STR("smp_support", BIF_ARG_1)) {
#ifdef ERTS_SMP
BIF_RET(am_true);
diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c
index ede5f335dc..adc3520ebb 100644
--- a/erts/emulator/beam/erl_nif.c
+++ b/erts/emulator/beam/erl_nif.c
@@ -1646,6 +1646,7 @@ init_nif_sched_data(ErlNifEnv* env, NativeFunPtr direct_fp, NativeFunPtr indirec
ep->m = env->mod_nif;
ep->fp = indirect_fp;
proc->freason = TRAP;
+ proc->arity = argc;
return THE_NON_VALUE;
}
diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h
index c3dba69acb..f7a6298d5b 100644
--- a/erts/emulator/sys/unix/erl_unix_sys.h
+++ b/erts/emulator/sys/unix/erl_unix_sys.h
@@ -229,6 +229,17 @@ extern void sys_stop_cat(void);
#ifdef USE_ISINF_ISNAN /* simulate finite() */
# define isfinite(f) (!isinf(f) && !isnan(f))
# define HAVE_ISFINITE
+#elif defined(__GNUC__) && defined(HAVE_FINITE)
+/* We use finite in gcc as it emits assembler instead of
+ the function call that isfinite emits. The assembler is
+ significantly faster. */
+# ifdef isfinite
+# undef isfinite
+# endif
+# define isfinite finite
+# ifndef HAVE_ISFINITE
+# define HAVE_ISFINITE
+# endif
#elif defined(isfinite) && !defined(HAVE_ISFINITE)
# define HAVE_ISFINITE
#elif !defined(HAVE_ISFINITE) && defined(HAVE_FINITE)
diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl
index 8d2c620be0..623d62f876 100644
--- a/erts/emulator/test/driver_SUITE.erl
+++ b/erts/emulator/test/driver_SUITE.erl
@@ -1204,8 +1204,8 @@ check_si_res(["sched_thrs", Value]) ->
?line Value = integer_to_list(erlang:system_info(schedulers));
%% Data added in 3rd version of driver_system_info() (driver version 1.5)
-check_si_res(["emu_nif_vsn", _Value]) ->
- true;
+check_si_res(["emu_nif_vsn", Value]) ->
+ ?line Value = erlang:system_info(nif_version);
%% Data added in 4th version of driver_system_info() (driver version 3.1)
check_si_res(["dirty_sched", _Value]) ->
diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl
index 14e6585220..4560077a51 100644
--- a/erts/emulator/test/nif_SUITE.erl
+++ b/erts/emulator/test/nif_SUITE.erl
@@ -1564,6 +1564,8 @@ dirty_nif(Config) when is_list(Config) ->
Val2 = "Erlang",
Val3 = list_to_binary([Val2, 0]),
{Val1, Val2, Val3} = call_dirty_nif(Val1, Val2, Val3),
+ LargeArray = lists:duplicate(1000, ok),
+ LargeArray = call_dirty_nif_zero_args(),
ok
catch
error:badarg ->
@@ -1740,6 +1742,7 @@ call_nif_schedule(_,_) -> ?nif_stub.
call_dirty_nif(_,_,_) -> ?nif_stub.
send_from_dirty_nif(_) -> ?nif_stub.
call_dirty_nif_exception() -> ?nif_stub.
+call_dirty_nif_zero_args() -> ?nif_stub.
%% maps
is_map_nif(_) -> ?nif_stub.
diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c
index 291c903947..85544db2ab 100644
--- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c
+++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c
@@ -1623,6 +1623,18 @@ static ERL_NIF_TERM call_dirty_nif_exception(ErlNifEnv* env, int argc, const ERL
call_dirty_nif_exception, argc-1, argv);
}
}
+
+static ERL_NIF_TERM call_dirty_nif_zero_args(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+{
+ int i;
+ ERL_NIF_TERM result[1000];
+ ERL_NIF_TERM ok = enif_make_atom(env, "ok");
+ assert(argc == 0);
+ for (i = 0; i < sizeof(result)/sizeof(*result); i++) {
+ result[i] = ok;
+ }
+ return enif_make_list_from_array(env, result, i);
+}
#endif
static ERL_NIF_TERM is_map_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
@@ -1807,6 +1819,7 @@ static ErlNifFunc nif_funcs[] =
{"call_dirty_nif", 3, call_dirty_nif},
{"send_from_dirty_nif", 1, send_from_dirty_nif, ERL_NIF_DIRTY_JOB_CPU_BOUND},
{"call_dirty_nif_exception", 0, call_dirty_nif_exception, ERL_NIF_DIRTY_JOB_IO_BOUND},
+ {"call_dirty_nif_zero_args", 0, call_dirty_nif_zero_args, ERL_NIF_DIRTY_JOB_CPU_BOUND},
#endif
{"is_map_nif", 1, is_map_nif},
{"get_map_size_nif", 1, get_map_size_nif},
diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c
index 9630e0cdf0..9699491526 100644
--- a/erts/epmd/src/epmd.c
+++ b/erts/epmd/src/epmd.c
@@ -175,9 +175,9 @@ int main(int argc, char** argv)
g->nodes.reg = g->nodes.unreg = g->nodes.unreg_tail = NULL;
g->nodes.unreg_count = 0;
g->active_conn = 0;
-#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+#ifdef HAVE_SYSTEMD_DAEMON
g->is_systemd = 0;
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
for (i = 0; i < MAX_LISTEN_SOCKETS; i++)
g->listenfd[i] = -1;
@@ -251,11 +251,11 @@ int main(int argc, char** argv)
else
usage(g);
epmd_cleanup_exit(g,0);
-#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+#ifdef HAVE_SYSTEMD_DAEMON
} else if (strcmp(argv[0], "-systemd") == 0) {
g->is_systemd = 1;
argv++; argc--;
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
} else
usage(g);
}
@@ -461,11 +461,11 @@ static void usage(EpmdVars *g)
fprintf(stderr, " Forcibly unregisters a name with epmd\n");
fprintf(stderr, " (only allowed if -relaxed_command_check was given when \n");
fprintf(stderr, " epmd was started).\n");
-#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+#ifdef HAVE_SYSTEMD_DAEMON
fprintf(stderr, " -systemd\n");
fprintf(stderr, " Wait for socket from systemd. The option makes sense\n");
fprintf(stderr, " when started from .socket unit.\n");
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
epmd_cleanup_exit(g,1);
}
@@ -593,9 +593,11 @@ void epmd_cleanup_exit(EpmdVars *g, int exitval)
for(i=0; g->argv[i] != NULL; ++i)
free(g->argv[i]);
free(g->argv);
- }
-
-
+ }
+#ifdef HAVE_SYSTEMD_DAEMON
+ sd_notifyf(0, "STATUS=Exited.\n"
+ "ERRNO=%i", exitval);
+#endif /* HAVE_SYSTEMD_DAEMON */
exit(exitval);
}
diff --git a/erts/epmd/src/epmd_int.h b/erts/epmd/src/epmd_int.h
index c8f2192f7f..52badd7086 100644
--- a/erts/epmd/src/epmd_int.h
+++ b/erts/epmd/src/epmd_int.h
@@ -125,9 +125,9 @@
# include "sys/select.h"
#endif
-#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+#ifdef HAVE_SYSTEMD_DAEMON
# include <systemd/sd-daemon.h>
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
/* ************************************************************************ */
/* Replace some functions by others by making the function name a macro */
@@ -340,9 +340,9 @@ typedef struct {
int listenfd[MAX_LISTEN_SOCKETS];
char *addresses;
char **argv;
-#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+#ifdef HAVE_SYSTEMD_DAEMON
int is_systemd;
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
} EpmdVars;
void dbg_printf(EpmdVars*,int,const char*,...);
diff --git a/erts/epmd/src/epmd_srv.c b/erts/epmd/src/epmd_srv.c
index 48fd7a5f9c..26e42adb19 100644
--- a/erts/epmd/src/epmd_srv.c
+++ b/erts/epmd/src/epmd_srv.c
@@ -244,7 +244,7 @@ void run(EpmdVars *g)
}
else
{
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
dbg_printf(g,2,"try to initiate listening port %d", g->port);
@@ -312,7 +312,7 @@ void run(EpmdVars *g)
}
#ifdef HAVE_SYSTEMD_DAEMON
}
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
#if !defined(__WIN32__) && !defined(__OSE__)
/* We ignore the SIGPIPE signal that is raised when we call write
@@ -330,13 +330,13 @@ void run(EpmdVars *g)
FD_ZERO(&g->orig_read_mask);
g->select_fd_top = 0;
-#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+#ifdef HAVE_SYSTEMD_DAEMON
if (g->is_systemd)
for (i = 0; i < num_sockets; i++)
select_fd_set(g, listensock[i]);
else
{
-#endif
+#endif /* HAVE_SYSTEMD_DAEMON */
for (i = 0; i < num_sockets; i++)
{
if ((listensock[i] = socket(FAMILY,SOCK_STREAM,0)) < 0)
@@ -399,9 +399,12 @@ void run(EpmdVars *g)
}
select_fd_set(g, listensock[i]);
}
-#ifdef HAVE_SYSTEMD_SD_DAEMON_H
+#ifdef HAVE_SYSTEMD_DAEMON
}
-#endif
+ sd_notifyf(0, "READY=1\n"
+ "STATUS=Processing port mapping requests...\n"
+ "MAINPID=%lu", (unsigned long) getpid());
+#endif /* HAVE_SYSTEMD_DAEMON */
dbg_tty_printf(g,2,"entering the main select() loop");
diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl
index 4ba623d921..611a568014 100644
--- a/erts/preloaded/src/erlang.erl
+++ b/erts/preloaded/src/erlang.erl
@@ -2252,6 +2252,7 @@ tuple_to_list(_Tuple) ->
(modified_timing_level) -> integer() | undefined;
(multi_scheduling) -> disabled | blocked | enabled;
(multi_scheduling_blockers) -> [PID :: pid()];
+ (nif_version) -> string();
(otp_release) -> string();
(port_count) -> non_neg_integer();
(port_limit) -> pos_integer();