[SCM] gawk branch, gawk-5.1-stable, updated. gawk-4.1.0-4222-g02b89f5

[Arnold Robbins]

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      from  0519026ef48de70430138f4b5faff13768ea7353 (commit)

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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=02b89f57ae213a99c48d59d3cc8cf0c91a94cacf

commit 02b89f57ae213a99c48d59d3cc8cf0c91a94cacf
Author: Arnold D. Robbins <arnold@skeeve.com>
Date:   Sun Apr 25 10:27:04 2021 +0300

    More gnulib files to avoid glibc private interfaces.

diff --git a/support/ChangeLog b/support/ChangeLog
index 54f51fc..1efcbc0 100644
--- a/support/ChangeLog
+++ b/support/ChangeLog
@@ -1,3 +1,13 @@
+2021-04-25         Arnold D. Robbins     <arnold@skeeve.com>
+
+       More of the same:
+
+       * Makefile.am (EXTRA_DIST): Add more files in malloc directory.
+       (libsupport_a_SOURCES): Add malloc/dynarray_finalize.c and
+       malloc/dynarray_emplace_enlarge.c.
+       * malloc/dynarray_finalize.c, malloc/dynarray_emplace_enlarge.c:
+       New files, from GNULIB.
+
 2021-04-22         Arnold D. Robbins     <arnold@skeeve.com>
 
        * dynarray.h: Don't redefine libc interfaces to gnulib
diff --git a/support/Makefile.am b/support/Makefile.am
index 8aba807..028dbe4 100644
--- a/support/Makefile.am
+++ b/support/Makefile.am
@@ -59,7 +59,9 @@ libsupport_a_SOURCES = \
        regex.h \
        verify.h \
        xalloc.h \
-       malloc/dynarray_resize.c
+       malloc/dynarray_resize.c \
+       malloc/dynarray_emplace_enlarge.c  \
+       malloc/dynarray_finalize.c
 
 # For some make's, e.g. OpenBSD, that don't define this
 RM = rm -f
diff --git a/support/Makefile.in b/support/Makefile.in
index 810a887..7106b5f 100644
--- a/support/Makefile.in
+++ b/support/Makefile.in
@@ -142,7 +142,8 @@ libsupport_a_AR = $(AR) $(ARFLAGS)
 libsupport_a_LIBADD =
 am_libsupport_a_OBJECTS = dfa.$(OBJEXT) getopt.$(OBJEXT) \
        getopt1.$(OBJEXT) localeinfo.$(OBJEXT) random.$(OBJEXT) \
-       regex.$(OBJEXT) dynarray_resize.$(OBJEXT)
+       regex.$(OBJEXT) dynarray_resize.$(OBJEXT) \
+       dynarray_emplace_enlarge.$(OBJEXT) dynarray_finalize.$(OBJEXT)
 libsupport_a_OBJECTS = $(am_libsupport_a_OBJECTS)
 AM_V_P = $(am__v_P_@AM_V@)
 am__v_P_ = $(am__v_P_@AM_DEFAULT_V@)
@@ -160,6 +161,8 @@ DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)
 depcomp = $(SHELL) $(top_srcdir)/build-aux/depcomp
 am__maybe_remake_depfiles = depfiles
 am__depfiles_remade = ./$(DEPDIR)/dfa.Po \
+       ./$(DEPDIR)/dynarray_emplace_enlarge.Po \
+       ./$(DEPDIR)/dynarray_finalize.Po \
        ./$(DEPDIR)/dynarray_resize.Po ./$(DEPDIR)/getopt.Po \
        ./$(DEPDIR)/getopt1.Po ./$(DEPDIR)/localeinfo.Po \
        ./$(DEPDIR)/random.Po ./$(DEPDIR)/regex.Po
@@ -378,7 +381,9 @@ libsupport_a_SOURCES = \
        regex.h \
        verify.h \
        xalloc.h \
-       malloc/dynarray_resize.c
+       malloc/dynarray_resize.c \
+       malloc/dynarray_emplace_enlarge.c  \
+       malloc/dynarray_finalize.c
 
 
 # For some make's, e.g. OpenBSD, that don't define this
@@ -432,6 +437,8 @@ distclean-compile:
        -rm -f *.tab.c
 
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/dfa.Po@am__quote@ # 
am--include-marker
+@AMDEP_TRUE@@am__include@ 
@am__quote@./$(DEPDIR)/dynarray_emplace_enlarge.Po@am__quote@ # 
am--include-marker
+@AMDEP_TRUE@@am__include@ 
@am__quote@./$(DEPDIR)/dynarray_finalize.Po@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/dynarray_resize.Po@am__quote@ 
# am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/getopt.Po@am__quote@ # 
am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/getopt1.Po@am__quote@ # 
am--include-marker
@@ -473,6 +480,34 @@ dynarray_resize.obj: malloc/dynarray_resize.c
 @AMDEP_TRUE@@am__fastdepCC_FALSE@      DEPDIR=$(DEPDIR) $(CCDEPMODE) 
$(depcomp) @AMDEPBACKSLASH@
 @am__fastdepCC_FALSE@  $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) 
$(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o 
dynarray_resize.obj `if test -f 'malloc/dynarray_resize.c'; then $(CYGPATH_W) 
'malloc/dynarray_resize.c'; else $(CYGPATH_W) 
'$(srcdir)/malloc/dynarray_resize.c'; fi`
 
+dynarray_emplace_enlarge.o: malloc/dynarray_emplace_enlarge.c
+@am__fastdepCC_TRUE@   $(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) 
$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT 
dynarray_emplace_enlarge.o -MD -MP -MF $(DEPDIR)/dynarray_emplace_enlarge.Tpo 
-c -o dynarray_emplace_enlarge.o `test -f 'malloc/dynarray_emplace_enlarge.c' 
|| echo '$(srcdir)/'`malloc/dynarray_emplace_enlarge.c
+@am__fastdepCC_TRUE@   $(AM_V_at)$(am__mv) 
$(DEPDIR)/dynarray_emplace_enlarge.Tpo $(DEPDIR)/dynarray_emplace_enlarge.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      
$(AM_V_CC)source='malloc/dynarray_emplace_enlarge.c' 
object='dynarray_emplace_enlarge.o' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      DEPDIR=$(DEPDIR) $(CCDEPMODE) 
$(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@  $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) 
$(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o 
dynarray_emplace_enlarge.o `test -f 'malloc/dynarray_emplace_enlarge.c' || echo 
'$(srcdir)/'`malloc/dynarray_emplace_enlarge.c
+
+dynarray_emplace_enlarge.obj: malloc/dynarray_emplace_enlarge.c
+@am__fastdepCC_TRUE@   $(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) 
$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT 
dynarray_emplace_enlarge.obj -MD -MP -MF $(DEPDIR)/dynarray_emplace_enlarge.Tpo 
-c -o dynarray_emplace_enlarge.obj `if test -f 
'malloc/dynarray_emplace_enlarge.c'; then $(CYGPATH_W) 
'malloc/dynarray_emplace_enlarge.c'; else $(CYGPATH_W) 
'$(srcdir)/malloc/dynarray_emplace_enlarge.c'; fi`
+@am__fastdepCC_TRUE@   $(AM_V_at)$(am__mv) 
$(DEPDIR)/dynarray_emplace_enlarge.Tpo $(DEPDIR)/dynarray_emplace_enlarge.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      
$(AM_V_CC)source='malloc/dynarray_emplace_enlarge.c' 
object='dynarray_emplace_enlarge.obj' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      DEPDIR=$(DEPDIR) $(CCDEPMODE) 
$(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@  $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) 
$(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o 
dynarray_emplace_enlarge.obj `if test -f 'malloc/dynarray_emplace_enlarge.c'; 
then $(CYGPATH_W) 'malloc/dynarray_emplace_enlarge.c'; else $(CYGPATH_W) 
'$(srcdir)/malloc/dynarray_emplace_enlarge.c'; fi`
+
+dynarray_finalize.o: malloc/dynarray_finalize.c
+@am__fastdepCC_TRUE@   $(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) 
$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT dynarray_finalize.o -MD 
-MP -MF $(DEPDIR)/dynarray_finalize.Tpo -c -o dynarray_finalize.o `test -f 
'malloc/dynarray_finalize.c' || echo '$(srcdir)/'`malloc/dynarray_finalize.c
+@am__fastdepCC_TRUE@   $(AM_V_at)$(am__mv) $(DEPDIR)/dynarray_finalize.Tpo 
$(DEPDIR)/dynarray_finalize.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      
$(AM_V_CC)source='malloc/dynarray_finalize.c' object='dynarray_finalize.o' 
libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      DEPDIR=$(DEPDIR) $(CCDEPMODE) 
$(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@  $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) 
$(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o 
dynarray_finalize.o `test -f 'malloc/dynarray_finalize.c' || echo 
'$(srcdir)/'`malloc/dynarray_finalize.c
+
+dynarray_finalize.obj: malloc/dynarray_finalize.c
+@am__fastdepCC_TRUE@   $(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) 
$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -MT dynarray_finalize.obj -MD 
-MP -MF $(DEPDIR)/dynarray_finalize.Tpo -c -o dynarray_finalize.obj `if test -f 
'malloc/dynarray_finalize.c'; then $(CYGPATH_W) 'malloc/dynarray_finalize.c'; 
else $(CYGPATH_W) '$(srcdir)/malloc/dynarray_finalize.c'; fi`
+@am__fastdepCC_TRUE@   $(AM_V_at)$(am__mv) $(DEPDIR)/dynarray_finalize.Tpo 
$(DEPDIR)/dynarray_finalize.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      
$(AM_V_CC)source='malloc/dynarray_finalize.c' object='dynarray_finalize.obj' 
libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@      DEPDIR=$(DEPDIR) $(CCDEPMODE) 
$(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@  $(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) 
$(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o 
dynarray_finalize.obj `if test -f 'malloc/dynarray_finalize.c'; then 
$(CYGPATH_W) 'malloc/dynarray_finalize.c'; else $(CYGPATH_W) 
'$(srcdir)/malloc/dynarray_finalize.c'; fi`
+
 ID: $(am__tagged_files)
        $(am__define_uniq_tagged_files); mkid -fID $$unique
 tags: tags-am
@@ -598,6 +633,8 @@ clean-am: clean-generic clean-noinstLIBRARIES mostlyclean-am
 
 distclean: distclean-am
                -rm -f ./$(DEPDIR)/dfa.Po
+       -rm -f ./$(DEPDIR)/dynarray_emplace_enlarge.Po
+       -rm -f ./$(DEPDIR)/dynarray_finalize.Po
        -rm -f ./$(DEPDIR)/dynarray_resize.Po
        -rm -f ./$(DEPDIR)/getopt.Po
        -rm -f ./$(DEPDIR)/getopt1.Po
@@ -650,6 +687,8 @@ installcheck-am:
 
 maintainer-clean: maintainer-clean-am
                -rm -f ./$(DEPDIR)/dfa.Po
+       -rm -f ./$(DEPDIR)/dynarray_emplace_enlarge.Po
+       -rm -f ./$(DEPDIR)/dynarray_finalize.Po
        -rm -f ./$(DEPDIR)/dynarray_resize.Po
        -rm -f ./$(DEPDIR)/getopt.Po
        -rm -f ./$(DEPDIR)/getopt1.Po
diff --git a/support/malloc/dynarray_emplace_enlarge.c 
b/support/malloc/dynarray_emplace_enlarge.c
new file mode 100644
index 0000000..0f8baf9
--- /dev/null
+++ b/support/malloc/dynarray_emplace_enlarge.c
@@ -0,0 +1,77 @@
+/* Increase the size of a dynamic array in preparation of an emplace operation.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _LIBC
+# include <libc-config.h>
+#endif
+
+#include <dynarray.h>
+#include <errno.h>
+#include <intprops.h>
+#include <stdlib.h>
+#include <string.h>
+
+bool
+__libc_dynarray_emplace_enlarge (struct dynarray_header *list,
+                                 void *scratch, size_t element_size)
+{
+  size_t new_allocated;
+  if (list->allocated == 0)
+    {
+      /* No scratch buffer provided.  Choose a reasonable default
+         size.  */
+      if (element_size < 4)
+        new_allocated = 16;
+      else if (element_size < 8)
+        new_allocated = 8;
+      else
+        new_allocated = 4;
+    }
+  else
+    /* Increase the allocated size, using an exponential growth
+       policy.  */
+    {
+      new_allocated = list->allocated + list->allocated / 2 + 1;
+      if (new_allocated <= list->allocated)
+        {
+          /* Overflow.  */
+          __set_errno (ENOMEM);
+          return false;
+        }
+    }
+
+  size_t new_size;
+  if (INT_MULTIPLY_WRAPV (new_allocated, element_size, &new_size))
+    return false;
+  void *new_array;
+  if (list->array == scratch)
+    {
+      /* The previous array was not heap-allocated.  */
+      new_array = malloc (new_size);
+      if (new_array != NULL && list->array != NULL)
+        memcpy (new_array, list->array, list->used * element_size);
+    }
+  else
+    new_array = realloc (list->array, new_size);
+  if (new_array == NULL)
+    return false;
+  list->array = new_array;
+  list->allocated = new_allocated;
+  return true;
+}
+libc_hidden_def (__libc_dynarray_emplace_enlarge)
diff --git a/support/malloc/dynarray_finalize.c 
b/support/malloc/dynarray_finalize.c
new file mode 100644
index 0000000..c33da41
--- /dev/null
+++ b/support/malloc/dynarray_finalize.c
@@ -0,0 +1,66 @@
+/* Copy the dynamically-allocated area to an explicitly-sized heap allocation.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _LIBC
+# include <libc-config.h>
+#endif
+
+#include <dynarray.h>
+#include <stdlib.h>
+#include <string.h>
+
+bool
+__libc_dynarray_finalize (struct dynarray_header *list,
+                          void *scratch, size_t element_size,
+                          struct dynarray_finalize_result *result)
+{
+  if (__dynarray_error (list))
+    /* The caller will reported the deferred error.  */
+    return false;
+
+  size_t used = list->used;
+
+  /* Empty list.  */
+  if (used == 0)
+    {
+      /* An empty list could still be backed by a heap-allocated
+         array.  Free it if necessary.  */
+      if (list->array != scratch)
+        free (list->array);
+      *result = (struct dynarray_finalize_result) { NULL, 0 };
+      return true;
+    }
+
+  size_t allocation_size = used * element_size;
+  void *heap_array = malloc (allocation_size);
+  if (heap_array != NULL)
+    {
+      /* The new array takes ownership of the strings.  */
+      if (list->array != NULL)
+        memcpy (heap_array, list->array, allocation_size);
+      if (list->array != scratch)
+        free (list->array);
+      *result = (struct dynarray_finalize_result)
+        { .array = heap_array, .length = used };
+      return true;
+    }
+  else
+    /* The caller will perform the freeing operation.  */
+    return false;
+}
+libc_hidden_def (__libc_dynarray_finalize)

-----------------------------------------------------------------------

Summary of changes:
 support/ChangeLog                                  | 10 ++++
 support/Makefile.am                                |  4 +-
 support/Makefile.in                                | 43 +++++++++++++-
 ...ynarray_resize.c => dynarray_emplace_enlarge.c} | 53 +++++++++--------
 support/malloc/dynarray_finalize.c                 | 66 ++++++++++++++++++++++
 5 files changed, 151 insertions(+), 25 deletions(-)
 copy support/malloc/{dynarray_resize.c => dynarray_emplace_enlarge.c} (54%)
 create mode 100644 support/malloc/dynarray_finalize.c


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