2003-02-21 06:14:18 +08:00
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/* Libiberty realpath. Like realpath, but more consistent behavior.
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Based on gdb_realpath from GDB.
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Update libiberty sources with changes in the gcc mainline.
+2020-01-01 Jakub Jelinek <jakub@redhat.com>
+
+ Update copyright years.
+
+2019-12-06 Tim Ruehsen <tim.ruehsen@gmx.de>
+
+ * make-relative-prefix.c (split_directories):
+ Return early on empty 'name'
+
+2019-11-16 Tim Ruehsen <tim.ruehsen@gmx.de>
+
+ * cp-demangle.c (d_print_init): Remove const from 4th param.
+ (cplus_demangle_fill_name): Initialize d->d_counting.
+ (cplus_demangle_fill_extended_operator): Likewise.
+ (cplus_demangle_fill_ctor): Likewise.
+ (cplus_demangle_fill_dtor): Likewise.
+ (d_make_empty): Likewise.
+ (d_count_templates_scopes): Remobe const from 3rd param,
+ Return on dc->d_counting > 1,
+ Increment dc->d_counting.
+ * cp-demint.c (cplus_demangle_fill_component): Initialize d->d_counting.
+ (cplus_demangle_fill_builtin_type): Likewise.
+ (cplus_demangle_fill_operator): Likewise.
+
+2019-11-16 Eduard-Mihai Burtescu <eddyb@lyken.rs>
+
+ * cplus-dem.c (cplus_demangle): Use rust_demangle directly.
+ (rust_demangle): Remove.
+ * rust-demangle.c (is_prefixed_hash): Rename to is_legacy_prefixed_hash.
+ (parse_lower_hex_nibble): Rename to decode_lower_hex_nibble.
+ (parse_legacy_escape): Rename to decode_legacy_escape.
+ (rust_is_mangled): Remove.
+ (struct rust_demangler): Add.
+ (peek): Add.
+ (next): Add.
+ (struct rust_mangled_ident): Add.
+ (parse_ident): Add.
+ (rust_demangle_sym): Remove.
+ (print_str): Add.
+ (PRINT): Add.
+ (print_ident): Add.
+ (rust_demangle_callback): Add.
+ (struct str_buf): Add.
+ (str_buf_reserve): Add.
+ (str_buf_append): Add.
+ (str_buf_demangle_callback): Add.
+ (rust_demangle): Add.
+ * rust-demangle.h: Remove.
+
+2019-11-15 Miguel Saldivar <saldivarcher@gmail.com>
+
+ * testsuite/demangle-expected: Fix test.
+
+2019-11-04 Kamlesh Kumar <kamleshbhalui@gmail.com>
+
+ * cp-demangle.c (d_expr_primary): Handle
+ nullptr demangling.
+ * testsuite/demangle-expected: Added test.
+
+2019-10-29 Paul Pluzhnikov <ppluzhnikov@google.com>
+
+ * cp-demangle.c (d_number): Avoid signed int overflow.
+
+2019-10-28 Miguel Saldivar <saldivarcher@gmail.com>
+
+ * cp-demangle.c (d_print_mod): Add a space before printing `complex`
+ and `imaginary`, as opposed to after.
+ * testsuite/demangle-expected: Adjust test.
+
+2019-10-03 Eduard-Mihai Burtescu <eddyb@lyken.rs>
+
+ * rust-demangle.c (looks_like_rust): Remove.
+ (rust_is_mangled): Don't check escapes.
+ (is_prefixed_hash): Allow 0-9a-f permutations.
+ (rust_demangle_sym): Don't bail on unknown escapes.
+ * testsuite/rust-demangle-expected: Update 'main::$99$' test.
+
+2019-09-03 Eduard-Mihai Burtescu <eddyb@lyken.rs>
+
+ * rust-demangle.c (unescape): Remove.
+ (parse_lower_hex_nibble): New function.
+ (parse_legacy_escape): New function.
+ (is_prefixed_hash): Use parse_lower_hex_nibble.
+ (looks_like_rust): Use parse_legacy_escape.
+ (rust_demangle_sym): Use parse_legacy_escape.
+ * testsuite/rust-demangle-expected: Add 'llv$u6d$' test.
+
+2019-08-27 Martin Liska <mliska@suse.cz>
+
+ PR lto/91478
+ * simple-object-elf.c (simple_object_elf_copy_lto_debug_sections):
+ First find a WEAK HIDDEN symbol in symbol table that will be
+ preserved. Later, use the symbol name for all removed symbols.
+
+2019-08-12 Martin Liska <mliska@suse.cz>
+
+ * Makefile.in: Add filedescriptor.c.
+ * filedescriptor.c: New file.
+ * lrealpath.c (is_valid_fd): Remove.
diff --git a/libiberty/Makefile.in b/libiberty/Makefile.in
index 0be45b4ae8..fe738d0db4 100644
--- a/libiberty/Makefile.in
+++ b/libiberty/Makefile.in
@@ -1,7 +1,7 @@
# Makefile for the libiberty library.
# Originally written by K. Richard Pixley <rich@cygnus.com>.
#
-# Copyright (C) 1990-2019 Free Software Foundation, Inc.
+# Copyright (C) 1990-2020 Free Software Foundation, Inc.
#
# This file is part of the libiberty library.
# Libiberty is free software; you can redistribute it and/or
@@ -127,7 +127,7 @@ CFILES = alloca.c argv.c asprintf.c atexit.c \
calloc.c choose-temp.c clock.c concat.c cp-demangle.c \
cp-demint.c cplus-dem.c crc32.c \
d-demangle.c dwarfnames.c dyn-string.c \
- fdmatch.c ffs.c fibheap.c filename_cmp.c floatformat.c \
+ fdmatch.c ffs.c fibheap.c filedescriptor.c filename_cmp.c floatformat.c \
fnmatch.c fopen_unlocked.c \
getcwd.c getopt.c getopt1.c getpagesize.c getpwd.c getruntime.c \
gettimeofday.c \
@@ -171,6 +171,7 @@ REQUIRED_OFILES = \
./cp-demint.$(objext) ./crc32.$(objext) ./d-demangle.$(objext) \
./dwarfnames.$(objext) ./dyn-string.$(objext) \
./fdmatch.$(objext) ./fibheap.$(objext) \
+ ./filedescriptor.$(objext) \
./filename_cmp.$(objext) ./floatformat.$(objext) \
./fnmatch.$(objext) ./fopen_unlocked.$(objext) \
./getopt.$(objext) ./getopt1.$(objext) ./getpwd.$(objext) \
@@ -756,6 +757,17 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
else true; fi
$(COMPILE.c) $(srcdir)/fibheap.c $(OUTPUT_OPTION)
+./filedescriptor.$(objext): $(srcdir)/filedescriptor.c config.h $(INCDIR)/ansidecl.h \
+ $(INCDIR)/libiberty.h
+ if [ x"$(PICFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(srcdir)/filedescriptor.c -o pic/$@; \
+ else true; fi
+ if [ x"$(NOASANFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(NOASANFLAG) $(srcdir)/filedescriptor.c -o noasan/$@; \
+ else true; fi
+ $(COMPILE.c) $(srcdir)/filedescriptor.c $(OUTPUT_OPTION)
+
+
./filename_cmp.$(objext): $(srcdir)/filename_cmp.c config.h $(INCDIR)/ansidecl.h \
$(INCDIR)/filenames.h $(INCDIR)/hashtab.h \
$(INCDIR)/safe-ctype.h
diff --git a/libiberty/_doprnt.c b/libiberty/_doprnt.c
index d44dc415ed..a739f4304f 100644
--- a/libiberty/_doprnt.c
+++ b/libiberty/_doprnt.c
@@ -1,5 +1,5 @@
/* Provide a version of _doprnt in terms of fprintf.
- Copyright (C) 1998-2019 Free Software Foundation, Inc.
+ Copyright (C) 1998-2020 Free Software Foundation, Inc.
Contributed by Kaveh Ghazi (ghazi@caip.rutgers.edu) 3/29/98
This program is free software; you can redistribute it and/or modify it
diff --git a/libiberty/argv.c b/libiberty/argv.c
index 6444896f99..8c9794db6a 100644
--- a/libiberty/argv.c
+++ b/libiberty/argv.c
@@ -1,5 +1,5 @@
/* Create and destroy argument vectors (argv's)
- Copyright (C) 1992-2019 Free Software Foundation, Inc.
+ Copyright (C) 1992-2020 Free Software Foundation, Inc.
Written by Fred Fish @ Cygnus Support
This file is part of the libiberty library.
diff --git a/libiberty/asprintf.c b/libiberty/asprintf.c
index 5718682f69..6e38e2234d 100644
--- a/libiberty/asprintf.c
+++ b/libiberty/asprintf.c
@@ -1,6 +1,6 @@
/* Like sprintf but provides a pointer to malloc'd storage, which must
be freed by the caller.
- Copyright (C) 1997-2019 Free Software Foundation, Inc.
+ Copyright (C) 1997-2020 Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
This file is part of the libiberty library.
diff --git a/libiberty/choose-temp.c b/libiberty/choose-temp.c
index 72c1b710bd..49a2faaa51 100644
--- a/libiberty/choose-temp.c
+++ b/libiberty/choose-temp.c
@@ -1,5 +1,5 @@
/* Utility to pick a temporary filename prefix.
- Copyright (C) 1996-2019 Free Software Foundation, Inc.
+ Copyright (C) 1996-2020 Free Software Foundation, Inc.
This file is part of the libiberty library.
Libiberty is free software; you can redistribute it and/or
diff --git a/libiberty/clock.c b/libiberty/clock.c
index a3730714bd..0de74657d0 100644
--- a/libiberty/clock.c
+++ b/libiberty/clock.c
@@ -1,5 +1,5 @@
/* ANSI-compatible clock function.
- Copyright (C) 1994-2019 Free Software Foundation, Inc.
+ Copyright (C) 1994-2020 Free Software Foundation, Inc.
This file is part of the libiberty library. This library is free
software; you can redistribute it and/or modify it under the
diff --git
2020-01-17 22:13:22 +08:00
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Copyright (C) 2003-2020 Free Software Foundation, Inc.
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2003-02-21 06:14:18 +08:00
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This file is part of the libiberty library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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2005-05-10 23:33:34 +08:00
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Foundation, Inc., 51 Franklin Street - Fifth Floor,
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Boston, MA 02110-1301, USA. */
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2003-02-21 06:14:18 +08:00
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/*
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@deftypefn Replacement {const char*} lrealpath (const char *@var{name})
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Given a pointer to a string containing a pathname, returns a canonical
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version of the filename. Symlinks will be resolved, and ``.'' and ``..''
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components will be simplified. The returned value will be allocated using
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@code{malloc}, or @code{NULL} will be returned on a memory allocation error.
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@end deftypefn
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*/
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#include "config.h"
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#include "ansidecl.h"
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#include "libiberty.h"
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#ifdef HAVE_LIMITS_H
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#include <limits.h>
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#endif
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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/* On GNU libc systems the declaration is only visible with _GNU_SOURCE. */
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#if defined(HAVE_CANONICALIZE_FILE_NAME) \
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&& defined(NEED_DECLARATION_CANONICALIZE_FILE_NAME)
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extern char *canonicalize_file_name (const char *);
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#endif
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#if defined(HAVE_REALPATH)
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# if defined (PATH_MAX)
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# define REALPATH_LIMIT PATH_MAX
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# else
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# if defined (MAXPATHLEN)
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# define REALPATH_LIMIT MAXPATHLEN
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# endif
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# endif
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2004-06-29 20:51:56 +08:00
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#else
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/* cygwin has realpath, so it won't get here. */
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# if defined (_WIN32)
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# define WIN32_LEAN_AND_MEAN
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# include <windows.h> /* for GetFullPathName */
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# endif
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2003-02-21 06:14:18 +08:00
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#endif
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char *
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2005-03-28 10:09:01 +08:00
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lrealpath (const char *filename)
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2003-02-21 06:14:18 +08:00
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{
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/* Method 1: The system has a compile time upper bound on a filename
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path. Use that and realpath() to canonicalize the name. This is
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the most common case. Note that, if there isn't a compile time
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upper bound, you want to avoid realpath() at all costs. */
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#if defined(REALPATH_LIMIT)
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{
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char buf[REALPATH_LIMIT];
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const char *rp = realpath (filename, buf);
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if (rp == NULL)
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rp = filename;
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return strdup (rp);
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}
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#endif /* REALPATH_LIMIT */
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/* Method 2: The host system (i.e., GNU) has the function
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canonicalize_file_name() which malloc's a chunk of memory and
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returns that, use that. */
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#if defined(HAVE_CANONICALIZE_FILE_NAME)
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{
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char *rp = canonicalize_file_name (filename);
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if (rp == NULL)
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return strdup (filename);
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else
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return rp;
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}
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#endif
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/* Method 3: Now we're getting desperate! The system doesn't have a
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compile time buffer size and no alternative function. Query the
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OS, using pathconf(), for the buffer limit. Care is needed
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though, some systems do not limit PATH_MAX (return -1 for
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pathconf()) making it impossible to pass a correctly sized buffer
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to realpath() (it could always overflow). On those systems, we
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skip this. */
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#if defined (HAVE_REALPATH) && defined (HAVE_UNISTD_H)
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{
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/* Find out the max path size. */
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long path_max = pathconf ("/", _PC_PATH_MAX);
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if (path_max > 0)
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{
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/* PATH_MAX is bounded. */
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char *buf, *rp, *ret;
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2005-05-25 05:01:33 +08:00
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buf = (char *) malloc (path_max);
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2003-02-21 06:14:18 +08:00
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if (buf == NULL)
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return NULL;
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rp = realpath (filename, buf);
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ret = strdup (rp ? rp : filename);
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free (buf);
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return ret;
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}
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}
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#endif
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2004-06-29 20:51:56 +08:00
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/* The MS Windows method. If we don't have realpath, we assume we
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don't have symlinks and just canonicalize to a Windows absolute
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path. GetFullPath converts ../ and ./ in relative paths to
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absolute paths, filling in current drive if one is not given
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or using the current directory of a specified drive (eg, "E:foo").
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It also converts all forward slashes to back slashes. */
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#if defined (_WIN32)
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{
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char buf[MAX_PATH];
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char* basename;
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DWORD len = GetFullPathName (filename, MAX_PATH, buf, &basename);
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if (len == 0 || len > MAX_PATH - 1)
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return strdup (filename);
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else
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{
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/* The file system is case-preserving but case-insensitive,
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Canonicalize to lowercase, using the codepage associated
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with the process locale. */
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CharLowerBuff (buf, len);
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return strdup (buf);
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}
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}
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#endif
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2003-02-21 06:14:18 +08:00
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/* This system is a lost cause, just duplicate the filename. */
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return strdup (filename);
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}
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