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-rw-r--r--libiberty/ChangeLog31
-rw-r--r--libiberty/Makefile.in47
-rwxr-xr-xlibiberty/configure41
-rw-r--r--libiberty/configure.ac1
-rw-r--r--libiberty/functions.texi18
-rw-r--r--libiberty/vasprintf.c84
-rw-r--r--libiberty/vprintf-support.c119
-rw-r--r--libiberty/vprintf-support.h22
-rw-r--r--libiberty/xasprintf.c50
-rw-r--r--libiberty/xvasprintf.c61
10 files changed, 387 insertions, 87 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 82a49ea..ac23875 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,34 @@
+2014-12-24 Uros Bizjak <ubizjak@gmail.com>
+ Ben Elliston <bje@au.ibm.com>
+ Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * xasprintf.c: New file.
+ * Makefile.in (CFILES): Add xasprintf.c.
+ (REQUIRED_OFILES): Add xasprintf.$(objext).
+ (xasprintf.$(objext)): New target.
+ * functions.texi: Regenerate.
+
+2014-12-11 Uros Bizjak <ubizjak@gmail.com>
+ Ben Elliston <bje@au.ibm.com>
+ Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * xvasprintf.c: New file.
+ * vprintf-support.h: Likewise.
+ * vprintf-support.c: Likewise.
+ * Makefile.in (CFILES): Add vprintf-support.c, xvasprintf.c.
+ (REQUIRED_OFILES): Add vprintf-support.$(objext), xvasprintf.$(objext).
+ (vprintf-support.$(objext), xvasprintf.$(objext)): New targets.
+ (vasprintf.$(objext)): Depend on $(srcdir)/vprintf-support.h.
+ * functions.texi: Regenerate.
+ * vasprintf.c (int_vasprintf): Use libiberty_vprintf_buffer_size.
+
+2014-11-22 John David Anglin <danglin@gcc.gnu.org>
+
+ PR other/63694
+ * configure.ac: Check for strtol, strtoul, strtoll and strtoull
+ declarations.
+ * configure: Regenerated.
+
2014-11-12 Kirill Yukhin <kirill.yukhin@intel.com>
* testsuite/test-strtol.c (run_tests): Cast strtol return to
diff --git a/libiberty/Makefile.in b/libiberty/Makefile.in
index 1b0d8ae..f06cc69 100644
--- a/libiberty/Makefile.in
+++ b/libiberty/Makefile.in
@@ -155,10 +155,11 @@ CFILES = alloca.c argv.c asprintf.c atexit.c \
strtoll.c strtoul.c strtoull.c strndup.c strnlen.c \
strverscmp.c timeval-utils.c tmpnam.c \
unlink-if-ordinary.c \
- vasprintf.c vfork.c vfprintf.c vprintf.c vsnprintf.c vsprintf.c \
+ vasprintf.c vfork.c vfprintf.c vprintf.c vprintf-support.c \
+ vsnprintf.c vsprintf.c \
waitpid.c \
- xatexit.c xexit.c xmalloc.c xmemdup.c xstrdup.c xstrerror.c \
- xstrndup.c
+ xasprintf.c xatexit.c xexit.c xmalloc.c xmemdup.c xstrdup.c \
+ xstrerror.c xstrndup.c xvasprintf.c
# These are always included in the library. The first four are listed
# first and by compile time to optimize parallel builds.
@@ -180,7 +181,7 @@ REQUIRED_OFILES = \
./obstack.$(objext) \
./partition.$(objext) ./pexecute.$(objext) ./physmem.$(objext) \
./pex-common.$(objext) ./pex-one.$(objext) \
- ./@pexecute@.$(objext) \
+ ./@pexecute@.$(objext) ./vprintf-support.$(objext) \
./safe-ctype.$(objext) \
./simple-object.$(objext) ./simple-object-coff.$(objext) \
./simple-object-elf.$(objext) ./simple-object-mach-o.$(objext) \
@@ -189,9 +190,10 @@ REQUIRED_OFILES = \
./splay-tree.$(objext) ./stack-limit.$(objext) \
./strerror.$(objext) ./strsignal.$(objext) \
./timeval-utils.$(objext) ./unlink-if-ordinary.$(objext) \
- ./xatexit.$(objext) ./xexit.$(objext) ./xmalloc.$(objext) \
- ./xmemdup.$(objext) ./xstrdup.$(objext) ./xstrerror.$(objext) \
- ./xstrndup.$(objext)
+ ./xasprintf.$(objext) ./xatexit.$(objext) ./xexit.$(objext) \
+ ./xmalloc.$(objext) ./xmemdup.$(objext) ./xstrdup.$(objext) \
+ ./xstrerror.$(objext) ./xstrndup.$(objext) \
+ ./xvasprintf.$(objext)
# These are all the objects that configure may add to the library via
# $funcs or EXTRA_OFILES. This list exists here only for "make
@@ -1543,7 +1545,7 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
$(COMPILE.c) $(srcdir)/unlink-if-ordinary.c $(OUTPUT_OPTION)
./vasprintf.$(objext): $(srcdir)/vasprintf.c config.h $(INCDIR)/ansidecl.h \
- $(INCDIR)/libiberty.h
+ $(INCDIR)/libiberty.h $(srcdir)/vprintf-support.h
if [ x"$(PICFLAG)" != x ]; then \
$(COMPILE.c) $(PICFLAG) $(srcdir)/vasprintf.c -o pic/$@; \
else true; fi
@@ -1570,6 +1572,16 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
else true; fi
$(COMPILE.c) $(srcdir)/vfprintf.c $(OUTPUT_OPTION)
+./vprintf-support.$(objext): $(srcdir)/vprintf-support.c config.h \
+ $(INCDIR)/ansidecl.h $(INCDIR)/libiberty.h
+ if [ x"$(PICFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(srcdir)/vprintf-support.c -o pic/$@; \
+ else true; fi
+ if [ x"$(NOASANFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(NOASANFLAG) $(srcdir)/vprintf-support.c -o noasan/$@; \
+ else true; fi
+ $(COMPILE.c) $(srcdir)/vprintf-support.c $(OUTPUT_OPTION)
+
./vprintf.$(objext): $(srcdir)/vprintf.c $(INCDIR)/ansidecl.h
if [ x"$(PICFLAG)" != x ]; then \
$(COMPILE.c) $(PICFLAG) $(srcdir)/vprintf.c -o pic/$@; \
@@ -1607,6 +1619,16 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
else true; fi
$(COMPILE.c) $(srcdir)/waitpid.c $(OUTPUT_OPTION)
+./xasprintf.$(objext): $(srcdir)/xasprintf.c config.h $(INCDIR)/ansidecl.h \
+ $(INCDIR)/libiberty.h
+ if [ x"$(PICFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(srcdir)/xasprintf.c -o pic/$@; \
+ else true; fi
+ if [ x"$(NOASANFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(NOASANFLAG) $(srcdir)/xasprintf.c -o noasan/$@; \
+ else true; fi
+ $(COMPILE.c) $(srcdir)/xasprintf.c $(OUTPUT_OPTION)
+
./xatexit.$(objext): $(srcdir)/xatexit.c config.h $(INCDIR)/ansidecl.h \
$(INCDIR)/libiberty.h
if [ x"$(PICFLAG)" != x ]; then \
@@ -1677,3 +1699,12 @@ $(CONFIGURED_OFILES): stamp-picdir stamp-noasandir
else true; fi
$(COMPILE.c) $(srcdir)/xstrndup.c $(OUTPUT_OPTION)
+./xvasprintf.$(objext): $(srcdir)/xvasprintf.c config.h $(INCDIR)/ansidecl.h \
+ $(INCDIR)/libiberty.h $(srcdir)/vprintf-support.h
+ if [ x"$(PICFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(srcdir)/xvasprintf.c -o pic/$@; \
+ else true; fi
+ if [ x"$(NOASANFLAG)" != x ]; then \
+ $(COMPILE.c) $(PICFLAG) $(NOASANFLAG) $(srcdir)/xvasprintf.c -o noasan/$@; \
+ else true; fi
+ $(COMPILE.c) $(srcdir)/xvasprintf.c $(OUTPUT_OPTION)
diff --git a/libiberty/configure b/libiberty/configure
index 4a5e40a..2007ecc 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -6700,6 +6700,47 @@ cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_SBRK $ac_have_decl
_ACEOF
+ ac_fn_c_check_decl "$LINENO" "strtol" "ac_cv_have_decl_strtol" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strtol" = x""yes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRTOL $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "strtoul" "ac_cv_have_decl_strtoul" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strtoul" = x""yes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRTOUL $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "strtoll" "ac_cv_have_decl_strtoll" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strtoll" = x""yes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRTOLL $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "strtoull" "ac_cv_have_decl_strtoull" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strtoull" = x""yes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRTOULL $ac_have_decl
+_ACEOF
+
ac_fn_c_check_decl "$LINENO" "strverscmp" "ac_cv_have_decl_strverscmp" "$ac_includes_default"
if test "x$ac_cv_have_decl_strverscmp" = x""yes; then :
ac_have_decl=1
diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index 90adaea..922aa86 100644
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -678,6 +678,7 @@ if test -z "${setobjs}"; then
AC_CHECK_FUNCS($checkfuncs)
AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf])
AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk])
+ AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull])
AC_CHECK_DECLS([strverscmp])
libiberty_NEED_DECLARATION(canonicalize_file_name)
fi
diff --git a/libiberty/functions.texi b/libiberty/functions.texi
index 9ed9ff0..b5f4e80 100644
--- a/libiberty/functions.texi
+++ b/libiberty/functions.texi
@@ -1923,6 +1923,15 @@ if an error occurred while writing to FILE.
@end deftypefn
+@c xasprintf.c:31
+@deftypefn Replacement char* xasprintf (const char *@var{format}, ...)
+
+Print to allocated string without fail. If @code{xasprintf} fails,
+this will print a message to @code{stderr} (using the name set by
+@code{xmalloc_set_program_name}, if any) and then call @code{xexit}.
+
+@end deftypefn
+
@c xatexit.c:11
@deftypefun int xatexit (void (*@var{fn}) (void))
@@ -2022,4 +2031,13 @@ always NUL terminated.
@end deftypefn
+@c xvasprintf.c:38
+@deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args})
+
+Print to allocated string without fail. If @code{xvasprintf} fails,
+this will print a message to @code{stderr} (using the name set by
+@code{xmalloc_set_program_name}, if any) and then call @code{xexit}.
+
+@end deftypefn
+
diff --git a/libiberty/vasprintf.c b/libiberty/vasprintf.c
index 4925060..6ffe2dd 100644
--- a/libiberty/vasprintf.c
+++ b/libiberty/vasprintf.c
@@ -14,9 +14,9 @@ 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. */
+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. */
#ifdef HAVE_CONFIG_H
#include "config.h"
@@ -33,10 +33,10 @@ Boston, MA 02110-1301, USA. */
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#else
-extern unsigned long strtoul ();
extern PTR malloc ();
#endif
#include "libiberty.h"
+#include "vprintf-support.h"
#ifdef TEST
int global_total_width;
@@ -64,81 +64,7 @@ static int int_vasprintf (char **, const char *, va_list);
static int
int_vasprintf (char **result, const char *format, va_list args)
{
- const char *p = format;
- /* Add one to make sure that it is never zero, which might cause malloc
- to return NULL. */
- int total_width = strlen (format) + 1;
- va_list ap;
-
-#ifdef va_copy
- va_copy (ap, args);
-#else
- memcpy ((PTR) &ap, (PTR) &args, sizeof (va_list));
-#endif
-
- while (*p != '\0')
- {
- if (*p++ == '%')
- {
- while (strchr ("-+ #0", *p))
- ++p;
- if (*p == '*')
- {
- ++p;
- total_width += abs (va_arg (ap, int));
- }
- else
- total_width += strtoul (p, (char **) &p, 10);
- if (*p == '.')
- {
- ++p;
- if (*p == '*')
- {
- ++p;
- total_width += abs (va_arg (ap, int));
- }
- else
- total_width += strtoul (p, (char **) &p, 10);
- }
- while (strchr ("hlL", *p))
- ++p;
- /* Should be big enough for any format specifier except %s and floats. */
- total_width += 30;
- switch (*p)
- {
- case 'd':
- case 'i':
- case 'o':
- case 'u':
- case 'x':
- case 'X':
- case 'c':
- (void) va_arg (ap, int);
- break;
- case 'f':
- case 'e':
- case 'E':
- case 'g':
- case 'G':
- (void) va_arg (ap, double);
- /* Since an ieee double can have an exponent of 307, we'll
- make the buffer wide enough to cover the gross case. */
- total_width += 307;
- break;
- case 's':
- total_width += strlen (va_arg (ap, char *));
- break;
- case 'p':
- case 'n':
- (void) va_arg (ap, char *);
- break;
- }
- p++;
- }
- }
-#ifdef va_copy
- va_end (ap);
-#endif
+ int total_width = libiberty_vprintf_buffer_size (format, args);
#ifdef TEST
global_total_width = total_width;
#endif
diff --git a/libiberty/vprintf-support.c b/libiberty/vprintf-support.c
new file mode 100644
index 0000000..171232f
--- /dev/null
+++ b/libiberty/vprintf-support.c
@@ -0,0 +1,119 @@
+/* Estimate the length of the string generated by a vprintf-like
+ function. Used by vasprintf and xvasprintf.
+ Copyright (C) 1994, 2003, 2011, 2013, 2014 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. */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include <ansidecl.h>
+#include <stdarg.h>
+#if !defined (va_copy) && defined (__va_copy)
+# define va_copy(d,s) __va_copy((d),(s))
+#endif
+#include <stdio.h>
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#else
+extern unsigned long strtoul ();
+#endif
+#include "libiberty.h"
+
+int
+libiberty_vprintf_buffer_size (const char *format, va_list args)
+{
+ const char *p = format;
+ /* Add one to make sure that it is never zero, which might cause malloc
+ to return NULL. */
+ int total_width = strlen (format) + 1;
+ va_list ap;
+
+#ifdef va_copy
+ va_copy (ap, args);
+#else
+ memcpy ((PTR) &ap, (PTR) &args, sizeof (va_list));
+#endif
+
+ while (*p != '\0')
+ {
+ if (*p++ == '%')
+ {
+ while (strchr ("-+ #0", *p))
+ ++p;
+ if (*p == '*')
+ {
+ ++p;
+ total_width += abs (va_arg (ap, int));
+ }
+ else
+ total_width += strtoul (p, (char **) &p, 10);
+ if (*p == '.')
+ {
+ ++p;
+ if (*p == '*')
+ {
+ ++p;
+ total_width += abs (va_arg (ap, int));
+ }
+ else
+ total_width += strtoul (p, (char **) &p, 10);
+ }
+ while (strchr ("hlL", *p))
+ ++p;
+ /* Should be big enough for any format specifier except %s and floats. */
+ total_width += 30;
+ switch (*p)
+ {
+ case 'd':
+ case 'i':
+ case 'o':
+ case 'u':
+ case 'x':
+ case 'X':
+ case 'c':
+ (void) va_arg (ap, int);
+ break;
+ case 'f':
+ case 'e':
+ case 'E':
+ case 'g':
+ case 'G':
+ (void) va_arg (ap, double);
+ /* Since an ieee double can have an exponent of 307, we'll
+ make the buffer wide enough to cover the gross case. */
+ total_width += 307;
+ break;
+ case 's':
+ total_width += strlen (va_arg (ap, char *));
+ break;
+ case 'p':
+ case 'n':
+ (void) va_arg (ap, char *);
+ break;
+ }
+ p++;
+ }
+ }
+#ifdef va_copy
+ va_end (ap);
+#endif
+ return total_width;
+}
diff --git a/libiberty/vprintf-support.h b/libiberty/vprintf-support.h
new file mode 100644
index 0000000..9d2680a
--- /dev/null
+++ b/libiberty/vprintf-support.h
@@ -0,0 +1,22 @@
+/* Estimate the length of the string generated by a vprintf-like
+ function. Use by vasprintf and xvasprintf.
+ Copyright (C) 1994, 2003, 2011, 2013, 2014 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. */
+
+
+extern int libiberty_vprintf_buffer_size (const char *, va_list);
diff --git a/libiberty/xasprintf.c b/libiberty/xasprintf.c
new file mode 100644
index 0000000..4f72bb2
--- /dev/null
+++ b/libiberty/xasprintf.c
@@ -0,0 +1,50 @@
+/* Implement the xasprintf function.
+ Copyright (C) 2014 Free Software Foundation, Inc.
+ Contributed by Manuel Lopez-Ibanez.
+
+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. */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include "ansidecl.h"
+#include "libiberty.h"
+
+#include <stdarg.h>
+
+/*
+
+@deftypefn Replacement char* xasprintf (const char *@var{format}, ...)
+
+Print to allocated string without fail. If @code{xasprintf} fails,
+this will print a message to @code{stderr} (using the name set by
+@code{xmalloc_set_program_name}, if any) and then call @code{xexit}.
+
+@end deftypefn
+
+*/
+
+char *
+xasprintf (const char *fmt, ...)
+{
+ char *buf;
+ va_list ap;
+ va_start (ap, fmt);
+ buf = xvasprintf (fmt, ap);
+ va_end (ap);
+ return buf;
+}
diff --git a/libiberty/xvasprintf.c b/libiberty/xvasprintf.c
new file mode 100644
index 0000000..9e9a9d3
--- /dev/null
+++ b/libiberty/xvasprintf.c
@@ -0,0 +1,61 @@
+/* Implement the xvasprintf function.
+ Copyright (C) 2014 Free Software Foundation, Inc.
+ Contributed by Manuel Lopez-Ibanez.
+
+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. */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include <ansidecl.h>
+#include <stdarg.h>
+#if !defined (va_copy) && defined (__va_copy)
+# define va_copy(d,s) __va_copy((d),(s))
+#endif
+#include <stdio.h>
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+#include "libiberty.h"
+#include "vprintf-support.h"
+
+/*
+
+@deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args})
+
+Print to allocated string without fail. If @code{xvasprintf} fails,
+this will print a message to @code{stderr} (using the name set by
+@code{xmalloc_set_program_name}, if any) and then call @code{xexit}.
+
+@end deftypefn
+
+*/
+
+char *
+xvasprintf (const char *format,
+#if defined (_BSD_VA_LIST_) && defined (__FreeBSD__)
+ _BSD_VA_LIST_ args)
+#else
+ va_list args)
+#endif
+{
+ char *result;
+ int total_width = libiberty_vprintf_buffer_size (format, args);
+ result = (char *) xmalloc (total_width);
+ vsprintf (result, format, args);
+ return result;
+}