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-rw-r--r--system/doc/design_principles/Makefile2
-rw-r--r--system/doc/design_principles/spec_proc.xml48
-rw-r--r--system/doc/design_principles/sup_princ.xml10
-rw-r--r--system/doc/efficiency_guide/Makefile2
-rw-r--r--system/doc/embedded/Makefile2
-rw-r--r--system/doc/getting_started/Makefile2
-rw-r--r--system/doc/getting_started/seq_prog.xml22
-rw-r--r--system/doc/oam/Makefile2
-rw-r--r--system/doc/programming_examples/Makefile2
-rw-r--r--system/doc/reference_manual/Makefile2
-rw-r--r--system/doc/reference_manual/distributed.xml2
-rw-r--r--system/doc/reference_manual/expressions.xml12
-rw-r--r--system/doc/system_architecture_intro/Makefile2
-rw-r--r--system/doc/system_principles/Makefile2
-rw-r--r--system/doc/tutorial/Makefile2
15 files changed, 80 insertions, 34 deletions
diff --git a/system/doc/design_principles/Makefile b/system/doc/design_principles/Makefile
index b3fe136644..ae951ba8d4 100644
--- a/system/doc/design_principles/Makefile
+++ b/system/doc/design_principles/Makefile
@@ -79,6 +79,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
$(HTMLDIR)/%.gif: %.gif
$(INSTALL_DATA) $< $@
diff --git a/system/doc/design_principles/spec_proc.xml b/system/doc/design_principles/spec_proc.xml
index f0f62891b6..a1c862e004 100644
--- a/system/doc/design_principles/spec_proc.xml
+++ b/system/doc/design_principles/spec_proc.xml
@@ -411,30 +411,48 @@ loop(...) ->
<p>To implement a user-defined behaviour, write code similar to
code for a special process but calling functions in a callback
module for handling specific tasks.</p>
- <p>If it is desired that the compiler should warn for missing
- callback functions, as it does for the OTP behaviours, implement
- and export the function:</p>
+ <p>If it is desired that the compiler should warn for missing callback
+ functions, as it does for the OTP behaviours, add callback attributes in the
+ behaviour module to describe the expected callbacks:</p>
+ <code type="none">
+-callback Name1(Arg1_1, Arg1_2, ..., Arg1_N1) -> Res1.
+-callback Name2(Arg2_1, Arg2_2, ..., Arg2_N2) -> Res2.
+...
+-callback NameM(ArgM_1, ArgM_2, ..., ArgM_NM) -> ResM.</code>
+ <p>where <c>NameX</c> are the names of the expected callbacks and
+ <c>ArgX_Y</c>, <c>ResX</c> are types as they are described in Specifications
+ for functions in <seealso marker="../reference_manual/typespec">Types and
+ Function Specifications</seealso>. The whole syntax of spec attributes is
+ supported by callback attributes.</p>
+ <p>Alternatively you may directly implement and export the function:</p>
<code type="none">
behaviour_info(callbacks) ->
[{Name1,Arity1},...,{NameN,ArityN}].</code>
- <p>where each <c>{Name,Arity}</c> specifies the name and arity of
- a callback function.</p>
+ <p>where each <c>{Name,Arity}</c> specifies the name and arity of a callback
+ function. This function is otherwise automatically generated by the compiler
+ using the callback attributes.</p>
<p>When the compiler encounters the module attribute
- <c>-behaviour(Behaviour).</c> in a module <c>Mod</c>, it will call
- <c>Behaviour:behaviour_info(callbacks)</c> and compare the result
- with the set of functions actually exported from <c>Mod</c>, and
- issue a warning if any callback function is missing.</p>
+ <c>-behaviour(Behaviour).</c> in a module <c>Mod</c>, it will call
+ <c>Behaviour:behaviour_info(callbacks)</c> and compare the result with the
+ set of functions actually exported from <c>Mod</c>, and issue a warning if
+ any callback function is missing.</p>
<p>Example:</p>
<code type="none">
%% User-defined behaviour module
-module(simple_server).
-export([start_link/2,...]).
--export([behaviour_info/1]).
-behaviour_info(callbacks) ->
- [{init,1},
- {handle_req,1},
- {terminate,0}].
+-callback init(State :: term()) -> 'ok'.
+-callback handle_req(Req :: term(), State :: term()) -> {'ok', Reply :: term()}.
+-callback terminate() -> 'ok'.
+
+%% Alternatively you may define:
+%%
+%% -export([behaviour_info/1]).
+%% behaviour_info(callbacks) ->
+%% [{init,1},
+%% {handle_req,2},
+%% {terminate,0}].
start_link(Name, Module) ->
proc_lib:start_link(?MODULE, init, [self(), Name, Module]).
@@ -452,7 +470,7 @@ init(Parent, Name, Module) ->
-module(db).
-behaviour(simple_server).
--export([init/0, handle_req/1, terminate/0]).
+-export([init/0, handle_req/2, terminate/0]).
...</code>
</section>
diff --git a/system/doc/design_principles/sup_princ.xml b/system/doc/design_principles/sup_princ.xml
index df0777559a..a432f9458b 100644
--- a/system/doc/design_principles/sup_princ.xml
+++ b/system/doc/design_principles/sup_princ.xml
@@ -181,8 +181,16 @@ init(...) ->
terminated using <c>exit(Child, kill)</c>.</item>
<item>If the child process is another supervisor, it should be
set to <c>infinity</c> to give the subtree enough time to
- shutdown.</item>
+ shutdown. It is also allowed to set it to <c>infinity</c>, if the
+ child process is a worker.</item>
</list>
+ <warning>
+ <p>Be careful by setting the <c>Shutdown</c> strategy to
+ <c>infinity</c> when the child process is a worker. Because, in this
+ situation, the termination of the supervision tree depends on the
+ child process, it must be implemented in a safe way and its cleanup
+ procedure must always return.</p>
+ </warning>
</item>
<item>
<p><c>Type</c> specifies if the child process is a supervisor or
diff --git a/system/doc/efficiency_guide/Makefile b/system/doc/efficiency_guide/Makefile
index f51313de84..2629285b42 100644
--- a/system/doc/efficiency_guide/Makefile
+++ b/system/doc/efficiency_guide/Makefile
@@ -85,6 +85,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
docs: html
local_docs: PDFDIR=../../pdf
diff --git a/system/doc/embedded/Makefile b/system/doc/embedded/Makefile
index 5e68917fc2..70357efb1f 100644
--- a/system/doc/embedded/Makefile
+++ b/system/doc/embedded/Makefile
@@ -73,6 +73,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
docs: html
local_docs: PDFDIR=../../pdf
diff --git a/system/doc/getting_started/Makefile b/system/doc/getting_started/Makefile
index 5ca885d56e..5d85ca2adc 100644
--- a/system/doc/getting_started/Makefile
+++ b/system/doc/getting_started/Makefile
@@ -72,6 +72,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
docs: html
local_docs: PDFDIR=../../pdf
diff --git a/system/doc/getting_started/seq_prog.xml b/system/doc/getting_started/seq_prog.xml
index bc1758d855..96876ea513 100644
--- a/system/doc/getting_started/seq_prog.xml
+++ b/system/doc/getting_started/seq_prog.xml
@@ -4,7 +4,7 @@
<chapter>
<header>
<copyright>
- <year>2003</year><year>2009</year>
+ <year>2003</year><year>2011</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -41,9 +41,9 @@
<c>erl</c>, you will see something like this.</p>
<pre>
% <input>erl</input>
-Erlang (BEAM) emulator version 5.2 [source] [hipe]
+Erlang R15B (erts-5.9.1) [source] [smp:8:8] [rq:8] [async-threads:0] [hipe] [kernel-poll:false]
-Eshell V5.2 (abort with ^G)
+Eshell V5.9.1 (abort with ^G)
1></pre>
<p>Now type in "2 + 5." as shown below.</p>
<pre>
@@ -245,7 +245,7 @@ convert(N, centimeter) ->
inch in the convert function:</p>
<pre>
12> <input>tut2:convert(3, miles).</input>
-** exception error: no function clause matching tut2:convert(3,miles)</pre>
+** exception error: no function clause matching tut2:convert(3,miles) (tut2.erl, line 4)</pre>
<p>The two parts of the <c>convert</c> function are called its
clauses. Here we see that "miles" is not part of either of
the clauses. The Erlang system can't <em>match</em> either of
@@ -255,11 +255,13 @@ convert(N, centimeter) ->
command <c>v/1</c>:</p>
<pre>
13> <input>v(12).</input>
-{'EXIT',{function_clause,[{tut2,convert,[3,miles]},
- {erl_eval,do_apply,5},
- {shell,exprs,6},
- {shell,eval_exprs,6},
- {shell,eval_loop,3}]}}</pre>
+{'EXIT',{function_clause,[{tut2,convert,
+ [3,miles],
+ [{file,"tut2.erl"},{line,4}]},
+ {erl_eval,do_apply,5,[{file,"erl_eval.erl"},{line,482}]},
+ {shell,exprs,7,[{file,"shell.erl"},{line,666}]},
+ {shell,eval_exprs,7,[{file,"shell.erl"},{line,621}]},
+ {shell,eval_loop,3,[{file,"shell.erl"},{line,606}]}]}}</pre>
</section>
@@ -943,7 +945,7 @@ A == 1 ; B == 7
a_equals_1_or_b_equals_7
66> <input>tut9:test_if(33, 33).</input>
** exception error: no true branch found when evaluating an if expression
- in function tut9:test_if/2</pre>
+ in function tut9:test_if/2 (tut9.erl, line 5)</pre>
<p>Notice that <c>tut9:test_if(33,33)</c> did not cause any
condition to succeed so we got the run time error
<c>if_clause</c>, here nicely formatted by the shell. See the chapter
diff --git a/system/doc/oam/Makefile b/system/doc/oam/Makefile
index e3288c9182..7732426ce6 100644
--- a/system/doc/oam/Makefile
+++ b/system/doc/oam/Makefile
@@ -69,6 +69,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
$(HTMLDIR)/%.gif: %.gif
$(INSTALL_DATA) $< $@
diff --git a/system/doc/programming_examples/Makefile b/system/doc/programming_examples/Makefile
index 73512c9654..8aeead9f6a 100644
--- a/system/doc/programming_examples/Makefile
+++ b/system/doc/programming_examples/Makefile
@@ -70,6 +70,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
docs: html
local_docs: PDFDIR=../../pdf
diff --git a/system/doc/reference_manual/Makefile b/system/doc/reference_manual/Makefile
index 34e5b7f555..2e1f8e71cb 100644
--- a/system/doc/reference_manual/Makefile
+++ b/system/doc/reference_manual/Makefile
@@ -82,6 +82,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
docs: html
local_docs: PDFDIR=../../pdf
diff --git a/system/doc/reference_manual/distributed.xml b/system/doc/reference_manual/distributed.xml
index 9c8e88250c..d0eac78404 100644
--- a/system/doc/reference_manual/distributed.xml
+++ b/system/doc/reference_manual/distributed.xml
@@ -4,7 +4,7 @@
<chapter>
<header>
<copyright>
- <year>2003</year><year>2009</year>
+ <year>2003</year><year>2011</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
diff --git a/system/doc/reference_manual/expressions.xml b/system/doc/reference_manual/expressions.xml
index 497d7eb464..644896cd7f 100644
--- a/system/doc/reference_manual/expressions.xml
+++ b/system/doc/reference_manual/expressions.xml
@@ -879,9 +879,8 @@ Ei = Value |
and UTF-32, respectively.</p>
<p>When constructing a segment of a <c>utf</c> type, <c>Value</c>
- must be an integer in one of the ranges 0..16#D7FF,
- 16#E000..16#FFFD, or 16#10000..16#10FFFF
- (i.e. a valid Unicode code point). Construction
+ must be an integer in the range 0..16#D7FF or
+ 16#E000....16#10FFFF. Construction
will fail with a <c>badarg</c> exception if <c>Value</c> is
outside the allowed ranges. The size of the resulting binary
segment depends on the type and/or <c>Value</c>. For <c>utf8</c>,
@@ -896,14 +895,13 @@ Ei = Value |
<c><![CDATA[<<$a/utf8,$b/utf8,$c/utf8>>]]></c>.</p>
<p>A successful match of a segment of a <c>utf</c> type results
- in an integer in one of the ranges 0..16#D7FF, 16#E000..16#FFFD,
- or 16#10000..16#10FFFF
- (i.e. a valid Unicode code point). The match will fail if returned value
+ in an integer in the range 0..16#D7FF or 16#E000..16#10FFFF.
+ The match will fail if returned value
would fall outside those ranges.</p>
<p>A segment of type <c>utf8</c> will match 1 to 4 bytes in the binary,
if the binary at the match position contains a valid UTF-8 sequence.
- (See RFC-2279 or the Unicode standard.)</p>
+ (See RFC-3629 or the Unicode standard.)</p>
<p>A segment of type <c>utf16</c> may match 2 or 4 bytes in the binary.
The match will fail if the binary at the match position does not contain
diff --git a/system/doc/system_architecture_intro/Makefile b/system/doc/system_architecture_intro/Makefile
index 0fff9bc4d5..8d677886b8 100644
--- a/system/doc/system_architecture_intro/Makefile
+++ b/system/doc/system_architecture_intro/Makefile
@@ -67,6 +67,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
docs: html
local_docs: PDFDIR=../../pdf
diff --git a/system/doc/system_principles/Makefile b/system/doc/system_principles/Makefile
index b0698fec9d..da109be211 100644
--- a/system/doc/system_principles/Makefile
+++ b/system/doc/system_principles/Makefile
@@ -66,6 +66,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
docs: html
local_docs: PDFDIR=../../pdf
diff --git a/system/doc/tutorial/Makefile b/system/doc/tutorial/Makefile
index efb380248e..d48082484c 100644
--- a/system/doc/tutorial/Makefile
+++ b/system/doc/tutorial/Makefile
@@ -88,6 +88,8 @@ DVIPS_FLAGS +=
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
+_create_dirs := $(shell mkdir -p $(HTMLDIR))
+
$(HTMLDIR)/%.gif: %.gif
$(INSTALL_DATA) $< $@
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-13 18:18:58 +0000