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[SCM] gawk branch, master, updated. gawk-4.1.0-4850-g4b1b9a15
|
From: |
Arnold Robbins |
|
Subject: |
[SCM] gawk branch, master, updated. gawk-4.1.0-4850-g4b1b9a15 |
|
Date: |
Wed, 10 Aug 2022 11:28:20 -0400 (EDT) |
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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=4b1b9a159a1661ba399a642af72ad6f41eaca7d3
commit 4b1b9a159a1661ba399a642af72ad6f41eaca7d3
Author: Arnold D. Robbins <arnold@skeeve.com>
Date: Wed Aug 10 18:27:28 2022 +0300
Make user-defined functions be persistent also.
diff --git a/ChangeLog b/ChangeLog
index da347645..213245a4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2022-08-10 Arnold D. Robbins <arnold@skeeve.com>
+
+ * symbol.c (init_the_tables): New function.
+ (init_symbol_table): Reword to make functions persistent also
+ by saving in the root pointer a struct pointing to both the
+ global table and the function table, and restoring this
+ on subsequent runs. The code ended up being nicely cleaner.
+
2022-08-08 Arnold D. Robbins <arnold@skeeve.com>
* awk.h: Include "floatmagic.h" here so that we no longer have to
diff --git a/NEWS b/NEWS
index a5b328f2..f643e276 100644
--- a/NEWS
+++ b/NEWS
@@ -47,9 +47,9 @@ Wherever possible, details were replaced with references to
the online
copy of the manual.
10. Gawk now supports Terence Kelly's "persistent malloc" (pma),
-allowing gawk to preserve the contents of its variables and arrays
-between runs. THIS IS AN EXPERIMENTAL FEATURE! For more information,
-see the manual.
+allowing gawk to preserve its variables, arrays and user-defined
+functions between runs. THIS IS AN EXPERIMENTAL FEATURE!
+For more information, see the manual.
11. Support for OS/2 has been removed. It was not being actively
maintained.
@@ -60,6 +60,9 @@ being actively maintained.
13. Some subtle issues with untyped array elements being passed to
functions have been fixed.
+14. There have been numerous minor code cleanups and bug fixes. See the
+ ChangeLog for details.
+
Changes from 5.1.1 to 5.1.x
---------------------------
diff --git a/doc/ChangeLog b/doc/ChangeLog
index f0240d62..945ed842 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,8 @@
+2022-08-10 Arnold D. Robbins <arnold@skeeve.com>
+
+ * gawktexi.in (Persistent Memory): Document (extremely briefly)
+ that user-defined functions are also persistent.
+
2022-08-07 Arnold D. Robbins <arnold@skeeve.com>
* gawktexi.in: For `gawk --version' output, unwrap the result,
diff --git a/doc/gawk.info b/doc/gawk.info
index b2ba514c..1c3c6d3f 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -22139,10 +22139,10 @@ File: gawk.info, Node: Persistent Memory, Next:
Extension Philosophy, Prev: P
=================================
Starting with version 5.2, 'gawk' supports "persistent memory". This
-experimental feature stores the values of all of 'gawk''s variables and
-arrays in a persistent heap, which resides in a file in the filesystem.
-When persistent memory is not in use (the normal case), 'gawk''s data
-resides in ephemeral system memory.
+experimental feature stores the values of all of 'gawk''s variables,
+arrays and user-defined functions in a persistent heap, which resides in
+a file in the filesystem. When persistent memory is not in use (the
+normal case), 'gawk''s data resides in ephemeral system memory.
Persistent memory is enabled on certain 64-bit systems supporting the
'mmap()' and 'munmap()' system calls. 'gawk' must be compiled as a
@@ -22196,9 +22196,9 @@ for you.
Interestingly, the program that you execute need not be the same from
run to run; the persistent store only maintains the values of variables
-and arrays, not the totality of 'gawk''s internal state. This lets you
-share data between unrelated programs, eliminating the need for scripts
-to communicate via text files.
+arrays and user-defined functions, not the totality of 'gawk''s internal
+state. This lets you share data between unrelated programs, eliminating
+the need for scripts to communicate via text files.
Terence Kelly, the author of the persistent memory allocator 'gawk'
uses, provides the following advice about the backing file:
@@ -22286,6 +22286,9 @@ fatal error message instructing the user to use the
'GAWK_PERSIST_FILE'
environment variable instead. Except for this paragraph, that option is
otherwise undocumented.
+ The prototype only supported persistent data; it did not support
+persistent functions.
+
As noted earlier, support for persistent memory is _experimental_.
If it becomes burdensome,(1) then the feature will be removed.
@@ -39562,244 +39565,244 @@ Ref: Two-way I/O-Footnote-2884578
Node: TCP/IP Networking884660
Node: Profiling887736
Node: Persistent Memory897042
-Ref: Persistent Memory-Footnote-1904521
-Node: Extension Philosophy904648
-Node: Advanced Features Summary906135
-Node: Internationalization908307
-Node: I18N and L10N909981
-Node: Explaining gettext910668
-Ref: Explaining gettext-Footnote-1916560
-Ref: Explaining gettext-Footnote-2916745
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-Ref: table-predefined-precision-strings1018276
-Node: Setting the rounding mode1020107
-Ref: table-gawk-rounding-modes1020481
-Ref: Setting the rounding mode-Footnote-11024413
-Node: Arbitrary Precision Integers1024592
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-Node: Basic Data Typing1353243
-Node: Glossary1356571
-Node: Copying1388458
-Node: GNU Free Documentation License1426001
-Node: Index1451121
+Ref: Persistent Memory-Footnote-1904660
+Node: Extension Philosophy904787
+Node: Advanced Features Summary906274
+Node: Internationalization908446
+Node: I18N and L10N910120
+Node: Explaining gettext910807
+Ref: Explaining gettext-Footnote-1916699
+Ref: Explaining gettext-Footnote-2916884
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+Node: Naming Rules983436
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+Node: Arbitrary Precision Arithmetic991800
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+Ref: table-floating-point-ranges997547
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+Node: Inexactness of computations1006328
+Node: Inexact representation1007359
+Node: Comparing FP Values1008719
+Node: Errors accumulate1009960
+Node: Strange values1011416
+Ref: Strange values-Footnote-11014004
+Node: Getting Accuracy1014109
+Node: Try To Round1016819
+Node: Setting precision1017718
+Ref: table-predefined-precision-strings1018415
+Node: Setting the rounding mode1020246
+Ref: table-gawk-rounding-modes1020620
+Ref: Setting the rounding mode-Footnote-11024552
+Node: Arbitrary Precision Integers1024731
+Ref: Arbitrary Precision Integers-Footnote-11027906
+Node: Checking for MPFR1028055
+Node: POSIX Floating Point Problems1029529
+Ref: POSIX Floating Point Problems-Footnote-11034182
+Node: Floating point summary1034220
+Node: Dynamic Extensions1036410
+Node: Extension Intro1037963
+Node: Plugin License1039229
+Node: Extension Mechanism Outline1040026
+Ref: figure-load-extension1040465
+Ref: figure-register-new-function1042031
+Ref: figure-call-new-function1043124
+Node: Extension API Description1045187
+Node: Extension API Functions Introduction1046900
+Ref: table-api-std-headers1048736
+Node: General Data Types1052986
+Ref: General Data Types-Footnote-11061692
+Node: Memory Allocation Functions1061991
+Ref: Memory Allocation Functions-Footnote-11066492
+Node: Constructor Functions1066591
+Node: API Ownership of MPFR and GMP Values1070244
+Node: Registration Functions1071777
+Node: Extension Functions1072477
+Node: Exit Callback Functions1077799
+Node: Extension Version String1079049
+Node: Input Parsers1079712
+Node: Output Wrappers1092433
+Node: Two-way processors1096945
+Node: Printing Messages1099210
+Ref: Printing Messages-Footnote-11100381
+Node: Updating ERRNO1100534
+Node: Requesting Values1101273
+Ref: table-value-types-returned1102010
+Node: Accessing Parameters1103119
+Node: Symbol Table Access1104356
+Node: Symbol table by name1104868
+Ref: Symbol table by name-Footnote-11107893
+Node: Symbol table by cookie1108021
+Ref: Symbol table by cookie-Footnote-11112206
+Node: Cached values1112270
+Ref: Cached values-Footnote-11115806
+Node: Array Manipulation1115959
+Ref: Array Manipulation-Footnote-11117050
+Node: Array Data Types1117087
+Ref: Array Data Types-Footnote-11119745
+Node: Array Functions1119837
+Node: Flattening Arrays1124622
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+Node: Extension API Variables1139198
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+Node: Usenet1297983
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+Node: Installation summary1313337
+Node: Notes1314694
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+Node: Additions1316270
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+Node: New Ports1325447
+Node: Derived Files1329822
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+Node: Future Extensions1336229
+Node: Implementation Limitations1336887
+Node: Extension Design1338097
+Node: Old Extension Problems1339241
+Ref: Old Extension Problems-Footnote-11340759
+Node: Extension New Mechanism Goals1340816
+Ref: Extension New Mechanism Goals-Footnote-11344180
+Node: Extension Other Design Decisions1344369
+Node: Extension Future Growth1346482
+Node: Notes summary1347088
+Node: Basic Concepts1348246
+Node: Basic High Level1348927
+Ref: figure-general-flow1349209
+Ref: figure-process-flow1349895
+Ref: Basic High Level-Footnote-11353197
+Node: Basic Data Typing1353382
+Node: Glossary1356710
+Node: Copying1388597
+Node: GNU Free Documentation License1426140
+Node: Index1451260
End Tag Table
diff --git a/doc/gawk.texi b/doc/gawk.texi
index ea7ceb46..39036349 100644
--- a/doc/gawk.texi
+++ b/doc/gawk.texi
@@ -31038,8 +31038,8 @@ code, it will appear that way in the output.
Starting with @value{PVERSION} 5.2, @command{gawk} supports
@dfn{persistent memory}. This experimental feature stores the values of
-all of @command{gawk}'s variables and arrays in a persistent heap,
-which resides in a file in
+all of @command{gawk}'s variables, arrays and user-defined functions
+in a persistent heap, which resides in a file in
the filesystem. When persistent memory is not in use (the normal case),
@command{gawk}'s data resides in ephemeral system memory.
@@ -31079,7 +31079,6 @@ utility:
$ @kbd{truncate -s 4G data.pma}
@end example
-
@cindex @env{GAWK_PERSIST_FILE} environment variable
@cindex environment variables @subentry @env{GAWK_PERSIST_FILE}
@item
@@ -31112,7 +31111,7 @@ Only the variables defined by the program are preserved
across runs.
Interestingly, the program that you execute need not be the same from
run to run; the persistent store only maintains the values of variables
-and arrays, not the totality of @command{gawk}'s internal state.
+arrays and user-defined functions, not the totality of @command{gawk}'s
internal state.
This lets you share data between unrelated programs, eliminating
the need for scripts to communicate via text files.
@@ -31230,6 +31229,9 @@ it produces a fatal error message instructing the user
to use the
@env{GAWK_PERSIST_FILE} environment variable instead. Except for this
paragraph, that option is otherwise undocumented.
+The prototype only supported persistent data; it did not
+support persistent functions.
+
As noted earlier, support for persistent memory is @emph{experimental}.
If it becomes burdensome,@footnote{Meaning, there are too many
bug reports, or too many strange differences in behavior from when
diff --git a/doc/gawktexi.in b/doc/gawktexi.in
index 07ef03f6..2955848f 100644
--- a/doc/gawktexi.in
+++ b/doc/gawktexi.in
@@ -29920,8 +29920,8 @@ code, it will appear that way in the output.
Starting with @value{PVERSION} 5.2, @command{gawk} supports
@dfn{persistent memory}. This experimental feature stores the values of
-all of @command{gawk}'s variables and arrays in a persistent heap,
-which resides in a file in
+all of @command{gawk}'s variables, arrays and user-defined functions
+in a persistent heap, which resides in a file in
the filesystem. When persistent memory is not in use (the normal case),
@command{gawk}'s data resides in ephemeral system memory.
@@ -29961,7 +29961,6 @@ utility:
$ @kbd{truncate -s 4G data.pma}
@end example
-
@cindex @env{GAWK_PERSIST_FILE} environment variable
@cindex environment variables @subentry @env{GAWK_PERSIST_FILE}
@item
@@ -29994,7 +29993,7 @@ Only the variables defined by the program are preserved
across runs.
Interestingly, the program that you execute need not be the same from
run to run; the persistent store only maintains the values of variables
-and arrays, not the totality of @command{gawk}'s internal state.
+arrays and user-defined functions, not the totality of @command{gawk}'s
internal state.
This lets you share data between unrelated programs, eliminating
the need for scripts to communicate via text files.
@@ -30112,6 +30111,9 @@ it produces a fatal error message instructing the user
to use the
@env{GAWK_PERSIST_FILE} environment variable instead. Except for this
paragraph, that option is otherwise undocumented.
+The prototype only supported persistent data; it did not
+support persistent functions.
+
As noted earlier, support for persistent memory is @emph{experimental}.
If it becomes burdensome,@footnote{Meaning, there are too many
bug reports, or too many strange differences in behavior from when
diff --git a/symbol.c b/symbol.c
index 0d10a520..8c6914fb 100644
--- a/symbol.c
+++ b/symbol.c
@@ -50,25 +50,14 @@ NODE *symbol_table, *func_table;
/* Use a flag to avoid a strcmp() call inside install() */
static bool installing_specials = false;
-/* init_symbol_table --- make sure the symbol tables are initialized */
+/* init_the_tables --- deal with the tables for in memory use */
-void
-init_symbol_table()
+static void
+init_the_tables(void)
{
- NODE *pma_root_node = NULL;
-
- if (using_persistent_malloc) {
- pma_root_node = (NODE *) pma_get_root();
- if (pma_root_node != NULL) {
- global_table = pma_root_node;
- }
- }
-
- if (global_table == NULL) {
- getnode(global_table);
- memset(global_table, '\0', sizeof(NODE));
- null_array(global_table);
- }
+ getnode(global_table);
+ memset(global_table, '\0', sizeof(NODE));
+ null_array(global_table);
getnode(param_table);
memset(param_table, '\0', sizeof(NODE));
@@ -76,16 +65,55 @@ init_symbol_table()
installing_specials = true;
func_table = install_symbol(estrdup("FUNCTAB", 7), Node_var_array);
+ symbol_table = install_symbol(estrdup("SYMTAB", 6), Node_var_array);
+ installing_specials = false;
+}
- if (using_persistent_malloc && pma_root_node != NULL)
- symbol_table = lookup("SYMTAB");
- else
- symbol_table = install_symbol(estrdup("SYMTAB", 6),
Node_var_array);
+/* init_symbol_table --- make sure the symbol tables are initialized */
- installing_specials = false;
+void
+init_symbol_table()
+{
+ if (! using_persistent_malloc) {
+ // normal case, initialize regularly, return
+ init_the_tables();
+ return;
+ }
+
+ // using persistent memory, get the root pointer
+ // which holds this struct:
+ struct root_pointers {
+ NODE *global_table;
+ NODE *func_table;
+ } *root_pointers = NULL;
+
+ root_pointers = (struct root_pointers *) pma_get_root();
- if (using_persistent_malloc && pma_root_node == 0)
- pma_set_root(global_table);
+ if (root_pointers == NULL) {
+ // very first time!
+
+ // set up the tables
+ init_the_tables();
+
+ // save the pointers for the next time.
+ emalloc(root_pointers, struct root_pointers *, sizeof(struct
root_pointers), "init_symbol_table");
+ root_pointers->global_table = global_table;
+ root_pointers->func_table = func_table;
+ pma_set_root(root_pointers);
+ } else {
+ // this is the next time, get the saved pointers and put them
back in place
+ global_table = root_pointers->global_table;
+ func_table = root_pointers->func_table;
+
+ // still need to set this one up as usual
+ getnode(param_table);
+ memset(param_table, '\0', sizeof(NODE));
+ null_array(param_table);
+
+ // set the global variables
+ symbol_table = lookup("SYMTAB");
+ func_table = lookup("FUNCTAB");
+ }
}
/*
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=ee9168d7a3f9c647e0e979f91694bf9ca80fb4c3
commit ee9168d7a3f9c647e0e979f91694bf9ca80fb4c3
Merge: 46864a93 b4eaca4a
Author: Arnold D. Robbins <arnold@skeeve.com>
Date: Wed Aug 10 18:25:10 2022 +0300
Merge branch 'feature/docit'
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=46864a93a1ee43c7f7e5b6387c8dc65e07af9f4a
commit 46864a93a1ee43c7f7e5b6387c8dc65e07af9f4a
Author: Arnold D. Robbins <arnold@skeeve.com>
Date: Wed Aug 10 18:18:22 2022 +0300
Small fix in README_d/README.pc.
diff --git a/README_d/ChangeLog b/README_d/ChangeLog
index a05027a4..328ef0f8 100644
--- a/README_d/ChangeLog
+++ b/README_d/ChangeLog
@@ -1,3 +1,7 @@
+2022-08-10 Arnold D. Robbins <arnold@skeeve.com>
+
+ * README.pc: Revise numbers of tests that can be expected to fail.
+
2022-08-06 John E. Malmberg <wb8tyw@qsl.net>
* README.VMS: VAX building and testing is dropped.
diff --git a/README_d/README.pc b/README_d/README.pc
index e67590cf..6755de31 100644
--- a/README_d/README.pc
+++ b/README_d/README.pc
@@ -61,9 +61,9 @@ their end-of-line markers converted, as described in
Makefile.tst.
One change you will have to make for testing the MinGW port using the
MSYS Bash is to set SLASH to //.
-Testing Gawk built with MPFR support should report 31 tests failed, and
+Testing Gawk built with MPFR support should report 30 tests failed, and
if your ls.exe doesn't produce inode numbers consistent with the readdir
-extension, you should see 32 failures. If you see more failures, you
+extension, you should see 31 failures. If you see more failures, you
should investigate the reasons.
It is routine to install by hand, but note that the install target also
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 8 +
NEWS | 9 +-
README_d/ChangeLog | 4 +
README_d/README.pc | 4 +-
doc/ChangeLog | 5 +
doc/gawk.info | 493 +++++++++++++++++++++++++++--------------------------
doc/gawk.texi | 10 +-
doc/gawktexi.in | 10 +-
doc/it/ChangeLog | 4 +
doc/it/gawktexi.in | 22 ++-
po/ChangeLog | 4 +
po/it.po | 413 ++++++++++++++++++++++----------------------
symbol.c | 76 ++++++---
13 files changed, 568 insertions(+), 494 deletions(-)
hooks/post-receive
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