aboutsummaryrefslogtreecommitdiff
path: root/libiberty
diff options
context:
space:
mode:
Diffstat (limited to 'libiberty')
-rw-r--r--libiberty/ChangeLog52
-rw-r--r--libiberty/Makefile.in32
-rw-r--r--libiberty/aclocal.m41
-rw-r--r--libiberty/config.in6
-rwxr-xr-xlibiberty/configure565
-rw-r--r--libiberty/configure.ac57
-rw-r--r--libiberty/configure.com2
-rw-r--r--libiberty/functions.texi14
-rw-r--r--libiberty/ldirname.c94
-rw-r--r--libiberty/makefile.vms2
-rw-r--r--libiberty/memrchr.c33
-rw-r--r--libiberty/regex.c2
-rw-r--r--libiberty/testsuite/Makefile.in12
-rw-r--r--libiberty/testsuite/test-doubly-linked-list.c276
14 files changed, 978 insertions, 170 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 83e9120..b072d0b 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,55 @@
+2025-08-06 Matthieu Longo <matthieu.longo@arm.com>
+
+ * testsuite/test-doubly-linked-list.c: disable debug logging on
+ stdout.
+
+2025-07-09 Matthieu Longo <matthieu.longo@arm.com>
+
+ * Makefile.in: Add new header.
+ * testsuite/Makefile.in: Add new test.
+ * testsuite/test-doubly-linked-list.c: New test.
+
+2025-05-13 Andreas Schwab <schwab@suse.de>
+
+ * regex.c (regex_compile): Don't write beyond array bounds when
+ collecting range expression.
+
+2025-03-29 Iain Sandoe <iain@sandoe.co.uk>
+
+ PR cobol/119283
+ * Makefile.in: Add memrchr build rules.
+ * config.in: Regenerate.
+ * configure: Regenerate.
+ * configure.ac: Check for memrchr.
+ * functions.texi: Document memrchr.
+ * memrchr.c: New file.
+
+2025-03-25 Iain Sandoe <iain@sandoe.co.uk>
+
+ PR other/119218
+ * config.in: Regenerate.
+ * configure: Regenerate.
+ * configure.ac: Append <libgen.h> to AC_INCLUDES_DEFAULT
+ when checking for the 'basename' decl.
+
+2025-03-18 Jose E. Marchesi <jose.marchesi@oracle.com>
+
+ * ldirname.c: New file.
+ * Makefile.in (CFILES): Add ldirname.c.
+ (REQUIRED_OFILES): Add ldirname.$(objext).
+ (./ldirname.$(objext)): New rule.
+ * makefile.vms (OBJS): Add ldirname.obj.
+ * configure.com (FILES): Add ldirname.
+
+2024-12-11 Matthieu Longo <matthieu.longo@arm.com>
+
+ * configure: Regenerate.
+ * configure.ac: Fix autoupdate warnings.
+
+2024-12-11 Sangamesh Mallayya <swamy.sangamesh@gmail.com>
+
+ * getopt.c: Remove _NO_PROTO block
+
2024-11-19 Evgeny Karpov <evgeny.karpov@microsoft.com>
* simple-object-coff.c: Add aarch64.
diff --git a/libiberty/Makefile.in b/libiberty/Makefile.in
index b11df75..d507f27 100644
--- a/libiberty/Makefile.in
+++ b/libiberty/Makefile.in
@@ -136,10 +136,11 @@ CFILES = alloca.c argv.c asprintf.c atexit.c \
hashtab.c hex.c \
index.c insque.c \
lbasename.c \
+ ldirname.c \
lrealpath.c \
make-relative-prefix.c \
- make-temp-file.c md5.c memchr.c memcmp.c memcpy.c memmem.c \
- memmove.c mempcpy.c memset.c mkstemps.c \
+ make-temp-file.c md5.c memchr.c memrchr.c memcmp.c memcpy.c \
+ memmem.c memmove.c mempcpy.c memset.c mkstemps.c \
objalloc.c obstack.c \
partition.c pexecute.c \
pex-common.c pex-djgpp.c pex-msdos.c pex-one.c \
@@ -179,7 +180,7 @@ REQUIRED_OFILES = \
./fnmatch.$(objext) ./fopen_unlocked.$(objext) \
./getopt.$(objext) ./getopt1.$(objext) ./getpwd.$(objext) \
./getruntime.$(objext) ./hashtab.$(objext) ./hex.$(objext) \
- ./lbasename.$(objext) ./lrealpath.$(objext) \
+ ./lbasename.$(objext) ./ldirname.$(objext) ./lrealpath.$(objext)\
./make-relative-prefix.$(objext) ./make-temp-file.$(objext) \
./objalloc.$(objext) \
./obstack.$(objext) \
@@ -212,8 +213,8 @@ CONFIGURED_OFILES = ./asprintf.$(objext) ./atexit.$(objext) \
./getcwd.$(objext) ./getpagesize.$(objext) \
./gettimeofday.$(objext) \
./index.$(objext) ./insque.$(objext) \
- ./memchr.$(objext) ./memcmp.$(objext) ./memcpy.$(objext) \
- ./memmem.$(objext) ./memmove.$(objext) \
+ ./memchr.$(objext) ./memrchr.$(objext) ./memcmp.$(objext) \
+ ./memcpy.$(objext) ./memmem.$(objext) ./memmove.$(objext) \
./mempcpy.$(objext) ./memset.$(objext) ./mkstemps.$(objext) \
./pex-djgpp.$(objext) ./pex-msdos.$(objext) \
./pex-unix.$(objext) ./pex-win32.$(objext) \
@@ -236,6 +237,7 @@ CONFIGURED_OFILES = ./asprintf.$(objext) ./atexit.$(objext) \
INSTALLED_HEADERS = \
$(INCDIR)/ansidecl.h \
$(INCDIR)/demangle.h \
+ $(INCDIR)/doubly-linked-list.h \
$(INCDIR)/dyn-string.h \
$(INCDIR)/fibheap.h \
$(INCDIR)/floatformat.h \
@@ -966,6 +968,17 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
else true; fi
$(COMPILE.c) $(srcdir)/lbasename.c $(OUTPUT_OPTION)
+./ldirname.$(objext): $(srcdir)/ldirname.c config.h $(INCDIR)/ansidecl.h \
+ $(INCDIR)/filenames.h $(INCDIR)/hashtab.h $(INCDIR)/libiberty.h \
+ $(INCDIR)/safe-ctype.h
+ if [ x"$(PICFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(srcdir)/ldirname.c -o pic/$@; \
+ else true; fi
+ if [ x"$(NOASANFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(NOASANFLAG) $(srcdir)/ldirname.c -o noasan/$@; \
+ else true; fi
+ $(COMPILE.c) $(srcdir)/ldirname.c $(OUTPUT_OPTION)
+
./lrealpath.$(objext): $(srcdir)/lrealpath.c config.h $(INCDIR)/ansidecl.h \
$(INCDIR)/libiberty.h
if [ x"$(PICFLAG)" != x ]; then \
@@ -1014,6 +1027,15 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
else true; fi
$(COMPILE.c) $(srcdir)/memchr.c $(OUTPUT_OPTION)
+./memrchr.$(objext): $(srcdir)/memrchr.c $(INCDIR)/ansidecl.h
+ if [ x"$(PICFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(srcdir)/memrchr.c -o pic/$@; \
+ else true; fi
+ if [ x"$(NOASANFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(NOASANFLAG) $(srcdir)/memrchr.c -o noasan/$@; \
+ else true; fi
+ $(COMPILE.c) $(srcdir)/memrchr.c $(OUTPUT_OPTION)
+
./memcmp.$(objext): $(srcdir)/memcmp.c $(INCDIR)/ansidecl.h
if [ x"$(PICFLAG)" != x ]; then \
$(COMPILE.c) $(PICFLAG) $(srcdir)/memcmp.c -o pic/$@; \
diff --git a/libiberty/aclocal.m4 b/libiberty/aclocal.m4
index 9678b0a..46cefc3 100644
--- a/libiberty/aclocal.m4
+++ b/libiberty/aclocal.m4
@@ -14,6 +14,7 @@
m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
m4_include([../config/acx.m4])
m4_include([../config/cet.m4])
+m4_include([../config/clang-plugin.m4])
m4_include([../config/enable.m4])
m4_include([../config/gcc-plugin.m4])
m4_include([../config/hwcaps.m4])
diff --git a/libiberty/config.in b/libiberty/config.in
index 1b1f2b0..3b87165 100644
--- a/libiberty/config.in
+++ b/libiberty/config.in
@@ -153,6 +153,9 @@
/* Define to 1 if you have the <inttypes.h> header file. */
#undef HAVE_INTTYPES_H
+/* Define to 1 if you have the <libgen.h> header file. */
+#undef HAVE_LIBGEN_H
+
/* Define to 1 if you have the <limits.h> header file. */
#undef HAVE_LIMITS_H
@@ -183,6 +186,9 @@
/* Define to 1 if you have the <memory.h> header file. */
#undef HAVE_MEMORY_H
+/* Define to 1 if you have the `memrchr' function. */
+#undef HAVE_MEMRCHR
+
/* Define to 1 if you have the `memset' function. */
#undef HAVE_MEMSET
diff --git a/libiberty/configure b/libiberty/configure
index f83b42f..0c4a1b0 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -640,6 +640,9 @@ INSTALL_PROGRAM
OUTPUT_OPTION
NO_MINUS_C_MINUS_O
ac_libiberty_warn_cflags
+RANLIB_PLUGIN_OPTION
+AR_PLUGIN_OPTION
+LLVM_CONFIG
EGREP
GREP
CPP
@@ -650,8 +653,6 @@ CPPFLAGS
LDFLAGS
CFLAGS
CC
-RANLIB_PLUGIN_OPTION
-AR_PLUGIN_OPTION
RANLIB
AR
host_os
@@ -2947,144 +2948,6 @@ else
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -plugin option" >&5
-$as_echo_n "checking for -plugin option... " >&6; }
-
-plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
-plugin_option=
-for plugin in $plugin_names; do
- plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
- if test x$plugin_so = x$plugin; then
- plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
- fi
- if test x$plugin_so != x$plugin; then
- plugin_option="--plugin $plugin_so"
- break
- fi
-done
-if test -n "$ac_tool_prefix"; then
- # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
-set dummy ${ac_tool_prefix}ar; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AR+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- if test -n "$AR"; then
- ac_cv_prog_AR="$AR" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_exec_ext in '' $ac_executable_extensions; do
- if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
- ac_cv_prog_AR="${ac_tool_prefix}ar"
- $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
- break 2
- fi
-done
- done
-IFS=$as_save_IFS
-
-fi
-fi
-AR=$ac_cv_prog_AR
-if test -n "$AR"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
-$as_echo "$AR" >&6; }
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-fi
-if test -z "$ac_cv_prog_AR"; then
- ac_ct_AR=$AR
- # Extract the first word of "ar", so it can be a program name with args.
-set dummy ar; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_AR+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- if test -n "$ac_ct_AR"; then
- ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_exec_ext in '' $ac_executable_extensions; do
- if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
- ac_cv_prog_ac_ct_AR="ar"
- $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
- break 2
- fi
-done
- done
-IFS=$as_save_IFS
-
-fi
-fi
-ac_ct_AR=$ac_cv_prog_ac_ct_AR
-if test -n "$ac_ct_AR"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
-$as_echo "$ac_ct_AR" >&6; }
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
- if test "x$ac_ct_AR" = x; then
- AR=""
- else
- case $cross_compiling:$ac_tool_warned in
-yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
- AR=$ac_ct_AR
- fi
-else
- AR="$ac_cv_prog_AR"
-fi
-
-if test "${AR}" = "" ; then
- as_fn_error $? "Required archive tool 'ar' not found on PATH." "$LINENO" 5
-fi
-touch conftest.c
-${AR} $plugin_option rc conftest.a conftest.c
-if test "$?" != 0; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Failed: $AR $plugin_option rc" >&5
-$as_echo "$as_me: WARNING: Failed: $AR $plugin_option rc" >&2;}
- plugin_option=
-fi
-rm -f conftest.*
-if test -n "$plugin_option"; then
- PLUGIN_OPTION="$plugin_option"
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $plugin_option" >&5
-$as_echo "$plugin_option" >&6; }
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-if test -n "$PLUGIN_OPTION"; then
- if $AR --help 2>&1 | grep -q "\--plugin"; then
- AR_PLUGIN_OPTION="$PLUGIN_OPTION"
-
- fi
- if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
- RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
-
- fi
-fi
-
# Add --enable-multilib to configure.
# Default to --enable-multilib
# Check whether --enable-multilib was given.
@@ -4616,6 +4479,411 @@ fi
ac_c_preproc_warn_flag=yes
+# Try CLANG_PLUGIN_FILE first since GCC_PLUGIN_OPTION may return the
+# wrong PLUGIN_OPTION with clang.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clang" >&5
+$as_echo_n "checking for clang... " >&6; }
+if ${clang_cv_is_clang+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+#ifdef __clang__
+ yes
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ $EGREP "yes" >/dev/null 2>&1; then :
+ clang_cv_is_clang=yes
+else
+ clang_cv_is_clang=no
+fi
+rm -f conftest*
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $clang_cv_is_clang" >&5
+$as_echo "$clang_cv_is_clang" >&6; }
+ plugin_file=
+ if test $clang_cv_is_clang = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clang plugin file" >&5
+$as_echo_n "checking for clang plugin file... " >&6; }
+ plugin_names="LLVMgold.so"
+ for plugin in $plugin_names; do
+ plugin_file=`${CC} ${CFLAGS} --print-file-name $plugin`
+ if test x$plugin_file = x$plugin; then
+ if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}llvm-config", so it can be a program name with args.
+set dummy ${ac_tool_prefix}llvm-config; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_LLVM_CONFIG+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$LLVM_CONFIG"; then
+ ac_cv_prog_LLVM_CONFIG="$LLVM_CONFIG" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_LLVM_CONFIG="${ac_tool_prefix}llvm-config"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+LLVM_CONFIG=$ac_cv_prog_LLVM_CONFIG
+if test -n "$LLVM_CONFIG"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LLVM_CONFIG" >&5
+$as_echo "$LLVM_CONFIG" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_LLVM_CONFIG"; then
+ ac_ct_LLVM_CONFIG=$LLVM_CONFIG
+ # Extract the first word of "llvm-config", so it can be a program name with args.
+set dummy llvm-config; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_LLVM_CONFIG+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$ac_ct_LLVM_CONFIG"; then
+ ac_cv_prog_ac_ct_LLVM_CONFIG="$ac_ct_LLVM_CONFIG" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_LLVM_CONFIG="llvm-config"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_LLVM_CONFIG=$ac_cv_prog_ac_ct_LLVM_CONFIG
+if test -n "$ac_ct_LLVM_CONFIG"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_LLVM_CONFIG" >&5
+$as_echo "$ac_ct_LLVM_CONFIG" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ if test "x$ac_ct_LLVM_CONFIG" = x; then
+ LLVM_CONFIG=""
+ else
+ case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+ LLVM_CONFIG=$ac_ct_LLVM_CONFIG
+ fi
+else
+ LLVM_CONFIG="$ac_cv_prog_LLVM_CONFIG"
+fi
+
+ if test "$?" != 0; then
+ as_fn_error $? "Required tool 'llvm-config' not found on PATH." "$LINENO" 5
+ fi
+ clang_lib_dir=`$LLVM_CONFIG --libdir`
+ if test -f $clang_lib_dir/$plugin; then
+ plugin_file=$clang_lib_dir/$plugin
+ fi
+ if test x$plugin_file != x$plugin; then
+ break;
+ fi
+ fi
+ done
+ if test -z $plugin_file; then
+ as_fn_error $? "Couldn't find clang plugin file for $CC." "$LINENO" 5
+ fi
+ if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AR+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$AR"; then
+ ac_cv_prog_AR="$AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_AR="${ac_tool_prefix}ar"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+AR=$ac_cv_prog_AR
+if test -n "$AR"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+$as_echo "$AR" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_AR"; then
+ ac_ct_AR=$AR
+ # Extract the first word of "ar", so it can be a program name with args.
+set dummy ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$ac_ct_AR"; then
+ ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_AR="ar"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_AR=$ac_cv_prog_ac_ct_AR
+if test -n "$ac_ct_AR"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ if test "x$ac_ct_AR" = x; then
+ AR=""
+ else
+ case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+ AR=$ac_ct_AR
+ fi
+else
+ AR="$ac_cv_prog_AR"
+fi
+
+ if test "${AR}" = "" ; then
+ as_fn_error $? "Required archive tool 'ar' not found on PATH." "$LINENO" 5
+ fi
+ plugin_option="--plugin $plugin_file"
+ touch conftest.c
+ ${AR} $plugin_option rc conftest.a conftest.c
+ if test "$?" != 0; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Failed: $AR $plugin_option rc" >&5
+$as_echo "$as_me: WARNING: Failed: $AR $plugin_option rc" >&2;}
+ plugin_file=
+ fi
+ rm -f conftest.*
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $plugin_file" >&5
+$as_echo "$plugin_file" >&6; }
+ fi
+ PLUGIN_FILE="$plugin_file"
+
+if test -n "$PLUGIN_FILE"; then
+ PLUGIN_OPTION="--plugin $PLUGIN_FILE"
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -plugin option" >&5
+$as_echo_n "checking for -plugin option... " >&6; }
+
+plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
+plugin_option=
+for plugin in $plugin_names; do
+ plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
+ if test x$plugin_so = x$plugin; then
+ plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
+ fi
+ if test x$plugin_so != x$plugin; then
+ plugin_option="--plugin $plugin_so"
+ break
+ fi
+done
+if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AR+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$AR"; then
+ ac_cv_prog_AR="$AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_AR="${ac_tool_prefix}ar"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+AR=$ac_cv_prog_AR
+if test -n "$AR"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+$as_echo "$AR" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_AR"; then
+ ac_ct_AR=$AR
+ # Extract the first word of "ar", so it can be a program name with args.
+set dummy ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$ac_ct_AR"; then
+ ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_AR="ar"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_AR=$ac_cv_prog_ac_ct_AR
+if test -n "$ac_ct_AR"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ if test "x$ac_ct_AR" = x; then
+ AR=""
+ else
+ case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+ AR=$ac_ct_AR
+ fi
+else
+ AR="$ac_cv_prog_AR"
+fi
+
+if test "${AR}" = "" ; then
+ as_fn_error $? "Required archive tool 'ar' not found on PATH." "$LINENO" 5
+fi
+touch conftest.c
+${AR} $plugin_option rc conftest.a conftest.c
+if test "$?" != 0; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Failed: $AR $plugin_option rc" >&5
+$as_echo "$as_me: WARNING: Failed: $AR $plugin_option rc" >&2;}
+ plugin_option=
+fi
+rm -f conftest.*
+if test -n "$plugin_option"; then
+ PLUGIN_OPTION="$plugin_option"
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $plugin_option" >&5
+$as_echo "$plugin_option" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+fi
+if test -n "$PLUGIN_OPTION"; then
+ case "$AR" in
+ *"$PLUGIN_OPTION"*)
+ ;;
+ *)
+ if $AR --help 2>&1 | grep -q "\--plugin"; then
+ AR_PLUGIN_OPTION="$PLUGIN_OPTION"
+
+ fi
+ ;;
+ esac
+ case "$RANLIB" in
+ *"$PLUGIN_OPTION"*)
+ ;;
+ *)
+ if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
+ RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
+
+ fi
+ ;;
+ esac
+fi
+
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -5745,7 +6013,7 @@ host_makefile_frag=${frag}
# It's OK to check for header files. Although the compiler may not be
# able to link anything, it had better be able to at least compile
# something.
-for ac_header in sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h spawn.h
+for ac_header in sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h spawn.h libgen.h
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
ac_fn_c_check_header_preproc "$LINENO" "$ac_header" "$as_ac_Header"
@@ -6210,6 +6478,7 @@ funcs="$funcs gettimeofday"
funcs="$funcs index"
funcs="$funcs insque"
funcs="$funcs memchr"
+funcs="$funcs memrchr"
funcs="$funcs memcmp"
funcs="$funcs memcpy"
funcs="$funcs memmem"
@@ -6276,7 +6545,7 @@ if test "x" = "y"; then
ffs __fsetlocking \
getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \
index insque \
- memchr memcmp memcpy memmem memmove memset mkstemps \
+ memchr memrchr memcmp memcpy memmem memmove memset mkstemps \
on_exit \
pipe2 posix_spawn posix_spawnp psignal \
pstat_getdynamic pstat_getstatic putenv \
@@ -6691,7 +6960,7 @@ esac
for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \
getcwd getpagesize getrusage gettimeofday \
- index insque memchr memcmp memcpy memmove memset psignal \
+ index insque memchr memrchr memcmp memcpy memmove memset psignal \
putenv random rename rindex sbrk setenv stpcpy strcasecmp \
strchr strdup strerror strncasecmp strrchr strstr strtod \
strtol strtoul sysconf times tmpnam vfprintf vprintf \
@@ -7389,7 +7658,12 @@ fi
done
as_ac_Symbol=`$as_echo "ac_cv_have_decl_basename(char *)" | $as_tr_sh`
-ac_fn_c_check_decl "$LINENO" "basename(char *)" "$as_ac_Symbol" "$ac_includes_default"
+ac_fn_c_check_decl "$LINENO" "basename(char *)" "$as_ac_Symbol" "
+$ac_includes_default
+#ifdef HAVE_LIBGEN_H
+# include <libgen.h>
+#endif
+"
if eval test \"x\$"$as_ac_Symbol"\" = x"yes"; then :
ac_have_decl=1
else
@@ -7399,7 +7673,8 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_BASENAME $ac_have_decl
_ACEOF
-ac_fn_c_check_decl "$LINENO" "ffs" "ac_cv_have_decl_ffs" "$ac_includes_default"
+
+ ac_fn_c_check_decl "$LINENO" "ffs" "ac_cv_have_decl_ffs" "$ac_includes_default"
if test "x$ac_cv_have_decl_ffs" = xyes; then :
ac_have_decl=1
else
diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index c27e08e..199fa19 100644
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -114,18 +114,6 @@ dnl to call AC_CHECK_PROG.
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
-GCC_PLUGIN_OPTION(PLUGIN_OPTION)
-if test -n "$PLUGIN_OPTION"; then
- if $AR --help 2>&1 | grep -q "\--plugin"; then
- AR_PLUGIN_OPTION="$PLUGIN_OPTION"
- AC_SUBST(AR_PLUGIN_OPTION)
- fi
- if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
- RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
- AC_SUBST(RANLIB_PLUGIN_OPTION)
- fi
-fi
-
dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB.
# Add --enable-multilib to configure.
# Default to --enable-multilib
@@ -176,6 +164,37 @@ AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
AC_PROG_CPP_WERROR
+# Try CLANG_PLUGIN_FILE first since GCC_PLUGIN_OPTION may return the
+# wrong PLUGIN_OPTION with clang.
+CLANG_PLUGIN_FILE(PLUGIN_FILE)
+if test -n "$PLUGIN_FILE"; then
+ PLUGIN_OPTION="--plugin $PLUGIN_FILE"
+else
+ GCC_PLUGIN_OPTION(PLUGIN_OPTION)
+fi
+if test -n "$PLUGIN_OPTION"; then
+ case "$AR" in
+ *"$PLUGIN_OPTION"*)
+ ;;
+ *)
+ if $AR --help 2>&1 | grep -q "\--plugin"; then
+ AR_PLUGIN_OPTION="$PLUGIN_OPTION"
+ AC_SUBST(AR_PLUGIN_OPTION)
+ fi
+ ;;
+ esac
+ case "$RANLIB" in
+ *"$PLUGIN_OPTION"*)
+ ;;
+ *)
+ if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
+ RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
+ AC_SUBST(RANLIB_PLUGIN_OPTION)
+ fi
+ ;;
+ esac
+fi
+
ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \
-Wstrict-prototypes \
-Wshadow=local], [ac_libiberty_warn_cflags])
@@ -291,7 +310,7 @@ AC_SUBST_FILE(host_makefile_frag)
# It's OK to check for header files. Although the compiler may not be
# able to link anything, it had better be able to at least compile
# something.
-AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h spawn.h)
+AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h spawn.h libgen.h)
AC_HEADER_SYS_WAIT
AC_HEADER_TIME
@@ -370,6 +389,7 @@ funcs="$funcs gettimeofday"
funcs="$funcs index"
funcs="$funcs insque"
funcs="$funcs memchr"
+funcs="$funcs memrchr"
funcs="$funcs memcmp"
funcs="$funcs memcpy"
funcs="$funcs memmem"
@@ -436,7 +456,7 @@ if test "x" = "y"; then
ffs __fsetlocking \
getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \
index insque \
- memchr memcmp memcpy memmem memmove memset mkstemps \
+ memchr memrchr memcmp memcpy memmem memmove memset mkstemps \
on_exit \
pipe2 posix_spawn posix_spawnp psignal \
pstat_getdynamic pstat_getstatic putenv \
@@ -555,7 +575,7 @@ if test -n "${with_target_subdir}"; then
for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \
getcwd getpagesize getrusage gettimeofday \
- index insque memchr memcmp memcpy memmove memset psignal \
+ index insque memchr memrchr memcmp memcpy memmove memset psignal \
putenv random rename rindex sbrk setenv stpcpy strcasecmp \
strchr strdup strerror strncasecmp strrchr strstr strtod \
strtol strtoul sysconf times tmpnam vfprintf vprintf \
@@ -723,7 +743,12 @@ if test -z "${setobjs}"; then
[AC_MSG_RESULT([no])])
AC_CHECK_FUNCS($checkfuncs)
- AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf])
+ AC_CHECK_DECLS([basename(char *)], [], [], [
+AC_INCLUDES_DEFAULT
+#ifdef HAVE_LIBGEN_H
+# include <libgen.h>
+#endif])
+ AC_CHECK_DECLS([ffs, asprintf, vasprintf, snprintf, vsnprintf])
AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc])
case "${host}" in
*-*-darwin*) ;; # Darwin's sbrk implementation is deprecated.
diff --git a/libiberty/configure.com b/libiberty/configure.com
index 03018291..55aee2f 100644
--- a/libiberty/configure.com
+++ b/libiberty/configure.com
@@ -17,7 +17,7 @@ $DECK
$ FILES="getopt,obstack,xexit,xmalloc,hex,getopt1,cplus-dem,cp-demangle,"+-
"cp-demint,asprintf,vasprintf,mkstemps,concat,getruntime,getpagesize,"+-
"getpwd,xstrerror,xmemdup,xstrdup,xatexit,choose-temp,fnmatch,objalloc,"+-
- "safe-ctype,hashtab,lbasename,argv,lrealpath,make-temp-file,"+-
+ "safe-ctype,hashtab,lbasename,ldirname,argv,lrealpath,make-temp-file,"+-
"stpcpy,unlink-if-ordinary"
$ OPT="/noopt/debug/warnings=disable=(missingreturn)"
$ CFLAGS=OPT + "/include=([],[-.include])/name=(as_is,shortened)" +-
diff --git a/libiberty/functions.texi b/libiberty/functions.texi
index b56b02e..7c7da1b 100644
--- a/libiberty/functions.texi
+++ b/libiberty/functions.texi
@@ -749,6 +749,20 @@ returned.
@end deftypefn
+@c memrchr.c:3
+@deftypefn Supplemental void* memrchr (const void *@var{s}, int @var{c}, @
+ size_t @var{n})
+
+This function searches memory for the character @var{c} in reverse order,
+starting at @code{*@var{s}+@var{n}-1} . The search only ends with
+the first occurrence of @var{c}, or when the start us reached; in particular,
+a null character does not terminate the search. If the character @var{c} is
+found within @var{length} characters of @code{*@var{s}}, a pointer
+to the character is returned. If @var{c} is not found, then @code{NULL} is
+returned.
+
+@end deftypefn
+
@c memcmp.c:6
@deftypefn Supplemental int memcmp (const void *@var{x}, const void *@var{y}, @
size_t @var{count})
diff --git a/libiberty/ldirname.c b/libiberty/ldirname.c
new file mode 100644
index 0000000..e3cd5c8
--- /dev/null
+++ b/libiberty/ldirname.c
@@ -0,0 +1,94 @@
+/* Libiberty dirname. Like dirname, but is not overridden by the
+ system C library.
+ Copyright (C) 2025 Free Software Foundation, Inc.
+
+This file is part of the libiberty library.
+Libiberty is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+Libiberty 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with libiberty; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
+Boston, MA 02110-1301, USA. */
+
+/*
+
+@deftypefn Replacement {char*} ldirname (const char *@var{name})
+
+Given a pointer to a string containing a typical pathname
+(@samp{/usr/src/cmd/ls/ls.c} for example), returns a string containing the
+passed string up to, but not including, the final directory separator.
+
+If the given pathname doesn't contain a directory separator then this funtion
+returns the empty string; this includes an empty given pathname. @code{NULL}
+is returned on memory allocation error.
+
+@end deftypefn
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include "ansidecl.h"
+#include "libiberty.h"
+#include "safe-ctype.h"
+#include "filenames.h"
+
+/* For malloc. */
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
+/* For memcpy. */
+# if HAVE_STRING_H
+# include <string.h>
+# else
+# if HAVE_STRINGS_H
+# include <strings.h>
+# endif
+# endif
+
+#define LDIRNAME(FPREFIX,DIRSEP) \
+ char *FPREFIX##_ldirname (const char *name) \
+ { \
+ /* Note that lbasename guarantees that the returned */ \
+ /* pointer lies within the passed string. */ \
+ const char *basename = FPREFIX##_lbasename (name); \
+ size_t size = basename - name; \
+ char *res = NULL; \
+ \
+ res = (char*) malloc (size + 1); \
+ if (res != NULL) \
+ { \
+ if (size > 0) \
+ { \
+ if (IS_DIR_SEPARATOR_1 ((DIRSEP),name[size - 1])) \
+ size -= 1; \
+ memcpy (res, name, size); \
+ } \
+ res[size] = '\0'; \
+ } \
+ \
+ return res; \
+ }
+
+LDIRNAME(dos,1)
+LDIRNAME(unix,0)
+
+char *
+ldirname (const char *name)
+{
+#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
+ return dos_ldirname (name);
+#else
+ return unix_ldirname (name);
+#endif
+}
diff --git a/libiberty/makefile.vms b/libiberty/makefile.vms
index 15a7d0a..4cfcc98 100644
--- a/libiberty/makefile.vms
+++ b/libiberty/makefile.vms
@@ -12,7 +12,7 @@ OBJS=getopt.obj,obstack.obj,xexit.obj,xmalloc.obj,hex.obj,\
asprintf.obj vasprintf.obj,mkstemps.obj,filename_cmp.obj,\
concat.obj,getruntime.obj,getpagesize.obj,getpwd.obj,xstrerror.obj,\
xmemdup.obj,xstrdup.obj,xatexit.obj,choose-temp.obj,fnmatch.obj,\
- objalloc.obj,safe-ctype.obj,hashtab.obj,lbasename.obj,argv.obj,\
+ objalloc.obj,safe-ctype.obj,hashtab.obj,lbasename.obj,ldirname.obj,argv.obj,\
lrealpath.obj,make-temp-file.obj,stpcpy.obj,unlink-if-ordinary.obj,\
dwarfnames.obj
diff --git a/libiberty/memrchr.c b/libiberty/memrchr.c
new file mode 100644
index 0000000..fe7713e
--- /dev/null
+++ b/libiberty/memrchr.c
@@ -0,0 +1,33 @@
+/*
+
+@deftypefn Supplemental void* memrchr (const void *@var{s}, int @var{c}, @
+ size_t @var{n})
+
+This function searches memory for the character @var{c} in reverse order,
+starting at @code{*@var{s}+@var{n}-1} . The search only ends with
+the first occurrence of @var{c}, or when the start us reached; in particular,
+a null character does not terminate the search. If the character @var{c} is
+found within @var{length} characters of @code{*@var{s}}, a pointer
+to the character is returned. If @var{c} is not found, then @code{NULL} is
+returned.
+
+@end deftypefn
+
+*/
+
+#include <ansidecl.h>
+#include <stddef.h>
+
+void *
+memrchr (const void *src_void, int c, size_t length)
+{
+ if (length == 0)
+ return NULL;
+
+ const unsigned char *p = (const unsigned char*)src_void;
+ p += length;
+ while (*--p != (unsigned char)c)
+ if (src_void == p)
+ return NULL;
+ return (void *)p;
+}
diff --git a/libiberty/regex.c b/libiberty/regex.c
index bc36f43..8337dea 100644
--- a/libiberty/regex.c
+++ b/libiberty/regex.c
@@ -3468,7 +3468,7 @@ PREFIX(regex_compile) (const char *ARG_PREFIX(pattern),
PATFETCH (c);
if ((c == '.' && *p == ']') || p == pend)
break;
- if (c1 < sizeof (str))
+ if (c1 < sizeof (str) - 1)
str[c1++] = c;
else
/* This is in any case an invalid class name. */
diff --git a/libiberty/testsuite/Makefile.in b/libiberty/testsuite/Makefile.in
index 2b0883c..ef549ca 100644
--- a/libiberty/testsuite/Makefile.in
+++ b/libiberty/testsuite/Makefile.in
@@ -45,7 +45,8 @@ all:
check: @CHECK@
really-check: check-cplus-dem check-d-demangle check-rust-demangle \
- check-pexecute check-expandargv check-strtol
+ check-pexecute check-expandargv check-strtol \
+ check-doubly-linked-list
# Run some tests of the demangler.
check-cplus-dem: test-demangle $(srcdir)/demangle-expected
@@ -69,6 +70,10 @@ check-expandargv: test-expandargv
check-strtol: test-strtol
./test-strtol
+# Check the linked list functionality
+check-doubly-linked-list: test-doubly-linked-list
+ ./test-doubly-linked-list
+
# Run the demangler fuzzer
fuzz-demangler: demangler-fuzzer
./demangler-fuzzer
@@ -90,6 +95,10 @@ test-strtol: $(srcdir)/test-strtol.c ../libiberty.a
$(TEST_COMPILE) -DHAVE_CONFIG_H -I.. -o test-strtol \
$(srcdir)/test-strtol.c ../libiberty.a
+test-doubly-linked-list: $(srcdir)/test-doubly-linked-list.c
+ $(TEST_COMPILE) -DHAVE_CONFIG_H -I.. -o test-doubly-linked-list \
+ $(srcdir)/test-doubly-linked-list.c
+
demangler-fuzzer: $(srcdir)/demangler-fuzzer.c ../libiberty.a
$(TEST_COMPILE) -o demangler-fuzzer \
$(srcdir)/demangler-fuzzer.c ../libiberty.a
@@ -104,6 +113,7 @@ mostlyclean:
rm -f test-pexecute
rm -f test-expandargv
rm -f test-strtol
+ rm -f test-doubly-linked-list
rm -f demangler-fuzzer
rm -f core
clean: mostlyclean
diff --git a/libiberty/testsuite/test-doubly-linked-list.c b/libiberty/testsuite/test-doubly-linked-list.c
new file mode 100644
index 0000000..93fe19a
--- /dev/null
+++ b/libiberty/testsuite/test-doubly-linked-list.c
@@ -0,0 +1,276 @@
+#include <stdbool.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "doubly-linked-list.h"
+
+#ifndef EXIT_SUCCESS
+#define EXIT_SUCCESS 0
+#endif
+
+#ifndef EXIT_FAILURE
+#define EXIT_FAILURE 1
+#endif
+
+/* Implementation */
+
+typedef int T;
+
+typedef struct ListNodeType
+{
+ T value;
+ struct ListNodeType *next;
+ struct ListNodeType *prev;
+} ListNodeType;
+
+ListNodeType * l_new_node (T value)
+{
+ ListNodeType *n = malloc (sizeof (ListNodeType));
+ n->next = NULL;
+ n->prev = NULL;
+ n->value = value;
+ return n;
+}
+
+typedef struct LinkedListWrapperType
+{
+ ListNodeType *first;
+ ListNodeType *last;
+ size_t size;
+} LinkedListWrapperType;
+
+int compare_nodes (const ListNodeType *n1, const ListNodeType *n2)
+{
+ if (n1->value == n2->value)
+ return 0;
+ else if (n1->value < n2->value)
+ return -1;
+ else
+ return 1;
+}
+
+LINKED_LIST_MUTATIVE_OPS_PROTOTYPE (LinkedListWrapperType, ListNodeType, static);
+LINKED_LIST_MERGE_SORT_PROTOTYPE (LinkedListWrapperType, ListNodeType, static);
+
+LINKED_LIST_MUTATIVE_OPS_DECL (LinkedListWrapperType, ListNodeType, static)
+LINKED_LIST_MERGE_SORT_DECL (LinkedListWrapperType, ListNodeType, static)
+
+ListNodeType * find_last_node (ListNodeType *head)
+{
+ if (head == NULL)
+ return NULL;
+
+ ListNodeType *n = head;
+ while (n->next != NULL)
+ n = n->next;
+
+ return n;
+}
+
+void l_print (ListNodeType *node)
+{
+ for (ListNodeType *l = node; l != NULL; l = l->next)
+ printf ("%d ", l->value);
+ printf ("\n");
+}
+
+void l_reverse_print (ListNodeType *last_node)
+{
+ for (ListNodeType *l = last_node; l != NULL; l = l->prev)
+ printf ("%d ", l->value);
+ printf ("\n");
+}
+
+struct test_data_t
+{
+ T const *content;
+ size_t size;
+};
+
+bool run_test (const struct test_data_t *expect,
+ LinkedListWrapperType *current,
+ bool reversed)
+{
+ ListNodeType *node = (reversed) ? current->last : current->first;
+ bool passed = true;
+ for (int i=0; i<expect->size && node != NULL; ++i)
+ {
+ if (reversed)
+ {
+ if (expect->content[expect->size - 1 - i] != node->value)
+ {
+ printf ("FAIL: mismatching expected (%d) VS current (%d).\n",
+ expect->content[expect->size - 1 - i], node->value);
+ passed = false;
+ }
+ if (node->prev == NULL && current->first != node)
+ {
+ printf ("FAIL: first is not matching the first node.\n");
+ passed = false;
+ }
+ }
+ else
+ {
+ if (expect->content[i] != node->value)
+ {
+ printf ("FAIL: mismatching expected (%d) VS current (%d).\n",
+ expect->content[i], node->value);
+ passed = false;
+ }
+ if (node->next == NULL && current->last != node)
+ {
+ printf ("FAIL: last_ is not matching the last node.\n");
+ passed = false;
+ }
+ }
+
+ if (!passed)
+ return false;
+
+ if (reversed)
+ node = node->prev;
+ else
+ node = node->next;
+ }
+
+ if (node != NULL)
+ {
+ printf ("FAIL: the list is longer than expected.\n");
+ passed = false;
+ }
+ if (expect->size != current->size)
+ {
+ printf ("FAIL: size (%ld) is not matching the real size of the list (%ld).\n",
+ current->size, expect->size);
+ passed = false;
+ }
+
+ return passed;
+}
+
+bool check(const char *op,
+ const struct test_data_t *expect,
+ LinkedListWrapperType *wrapper)
+{
+ bool success = true;
+ bool res;
+
+#define DUMP_LIST 0
+
+ if (DUMP_LIST)
+ l_print (wrapper->first);
+
+ res = run_test (expect, wrapper, false);
+ printf ("%s: test-linked-list::%s: check forward conformity\n",
+ res ? "PASS": "FAIL", op);
+ success &= res;
+
+ if (DUMP_LIST)
+ l_reverse_print (wrapper->last);
+
+ res = run_test (expect, wrapper, true);
+ printf ("%s: test-linked-list::%s: check backward conformity\n",
+ res ? "PASS": "FAIL", op);
+ success &= res;
+
+ if (DUMP_LIST)
+ printf("\n");
+
+ return success;
+}
+
+const int EXPECT_0 [] = { 10, 4, 3, 1, 9, 2 };
+const int EXPECT_1 [] = { 1, 2, 3, 4, 9, 10 };
+const int EXPECT_2 [] = { 11, 1, 2, 3, 4, 9, 10 };
+const int EXPECT_3 [] = { 11, 1, 2, 3, 4, 9, 8, 10 };
+const int EXPECT_4 [] = { 11, 2, 3, 4, 9, 8, 10 };
+const int EXPECT_5 [] = { 10, 2, 3, 4, 9, 8, 11 };
+const int EXPECT_6 [] = { 10, 3, 2, 4, 9, 8, 11 };
+const int EXPECT_7 [] = { 10, 9, 2, 4, 3, 8, 11 };
+const int EXPECT_8 [] = { 2, 3, 4, 8, 9, 10, 11 };
+const int EXPECT_9 [] = { 3, 4, 8, 9, 10, 11 };
+const int EXPECT_10 [] = { 3, 4, 8, 9, 10 };
+const struct test_data_t test_data[] = {
+ { .content = EXPECT_0, .size = sizeof(EXPECT_0) / sizeof(EXPECT_0[0]) },
+ { .content = EXPECT_1, .size = sizeof(EXPECT_1) / sizeof(EXPECT_1[0]) },
+ { .content = EXPECT_2, .size = sizeof(EXPECT_2) / sizeof(EXPECT_2[0]) },
+ { .content = EXPECT_3, .size = sizeof(EXPECT_3) / sizeof(EXPECT_3[0]) },
+ { .content = EXPECT_4, .size = sizeof(EXPECT_4) / sizeof(EXPECT_4[0]) },
+ { .content = EXPECT_5, .size = sizeof(EXPECT_5) / sizeof(EXPECT_5[0]) },
+ { .content = EXPECT_6, .size = sizeof(EXPECT_6) / sizeof(EXPECT_6[0]) },
+ { .content = EXPECT_7, .size = sizeof(EXPECT_7) / sizeof(EXPECT_7[0]) },
+ { .content = EXPECT_8, .size = sizeof(EXPECT_8) / sizeof(EXPECT_8[0]) },
+ { .content = EXPECT_9, .size = sizeof(EXPECT_9) / sizeof(EXPECT_9[0]) },
+ { .content = EXPECT_10, .size = sizeof(EXPECT_10) / sizeof(EXPECT_10[0]) },
+};
+
+int main (void)
+{
+ int failures = 0;
+
+ LinkedListWrapperType wrapper = {
+ .first = NULL,
+ .last = NULL,
+ .size = 0,
+ };
+
+ /* Append nodes. */
+ LINKED_LIST_APPEND(ListNodeType) (&wrapper, l_new_node (10));
+ LINKED_LIST_APPEND(ListNodeType) (&wrapper, l_new_node (4));
+ LINKED_LIST_APPEND(ListNodeType) (&wrapper, l_new_node (3));
+ LINKED_LIST_APPEND(ListNodeType) (&wrapper, l_new_node (1));
+ LINKED_LIST_APPEND(ListNodeType) (&wrapper, l_new_node (9));
+ LINKED_LIST_APPEND(ListNodeType) (&wrapper, l_new_node (2));
+
+ failures += ! check ("append", &test_data[0], &wrapper);
+
+ /* Sort nodes (without updating wrapper). */
+ wrapper.first =
+ LINKED_LIST_MERGE_SORT_(ListNodeType) (wrapper.first, compare_nodes);
+ wrapper.last = find_last_node (wrapper.first);
+
+ failures += ! check ("sort", &test_data[1], &wrapper);
+
+ /* Save a reference to this node for later. */
+ ListNodeType *n_to_remove = wrapper.first;
+
+ /* Prepend node. */
+ LINKED_LIST_PREPEND(ListNodeType) (&wrapper, l_new_node (11));
+ failures += ! check ("prepend", &test_data[2], &wrapper);
+
+ /* Insert node. */
+ LINKED_LIST_INSERT_BEFORE(ListNodeType) (&wrapper, l_new_node (8), wrapper.last);
+ failures += ! check ("insert_before", &test_data[3], &wrapper);
+
+ /* Remove a node. */
+ LINKED_LIST_REMOVE(ListNodeType) (&wrapper, n_to_remove);
+ failures += ! check ("remove", &test_data[4], &wrapper);
+
+ /* Swap first and last. */
+ LINKED_LIST_SWAP(ListNodeType) (&wrapper, wrapper.first, wrapper.last);
+ failures += ! check ("swap first and last", &test_data[5], &wrapper);
+
+ /* Swap adjacent nodes. */
+ LINKED_LIST_SWAP(ListNodeType) (&wrapper, wrapper.first->next,
+ wrapper.first->next->next);
+ failures += ! check ("swap adjacent nodes", &test_data[6], &wrapper);
+
+ /* Swap non-adjacent nodes, but neither first nor last. */
+ LINKED_LIST_SWAP(ListNodeType) (&wrapper, wrapper.first->next,
+ wrapper.first->next->next->next->next);
+ failures += ! check ("swap non-adjacent nodes", &test_data[7], &wrapper);
+
+ /* Sort nodes. */
+ LINKED_LIST_MERGE_SORT(ListNodeType) (&wrapper, compare_nodes);
+ failures += ! check ("sort", &test_data[8], &wrapper);
+
+ /* Pop front. */
+ LINKED_LIST_POP_FRONT(ListNodeType) (&wrapper);
+ failures += ! check ("pop_front", &test_data[9], &wrapper);
+
+ /* Pop back. */
+ LINKED_LIST_POP_BACK(ListNodeType) (&wrapper);
+ failures += ! check ("pop_back", &test_data[10], &wrapper);
+
+ exit (failures ? EXIT_FAILURE : EXIT_SUCCESS);
+}
generated by cgit v1.1 at 2025-10-14 16:32:49 +0000