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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-16 16:06:07 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-16 16:06:07 -0600
commitbe0ca741fd12897337408d1d7a7d8f5f18e1fac9 (patch)
treeb9fa3458193a17180d8773a0204ee05ae206cd99 /libtdenetwork/libgpgme-copy/gpgme/vasprintf.c
parentbbb7afdb6da2969535e7f05715e2cb95cfdc917c (diff)
downloadtdepim-be0ca741fd12897337408d1d7a7d8f5f18e1fac9.tar.gz
tdepim-be0ca741fd12897337408d1d7a7d8f5f18e1fac9.zip
Finish rename from prior commit
Diffstat (limited to 'libtdenetwork/libgpgme-copy/gpgme/vasprintf.c')
-rw-r--r--libtdenetwork/libgpgme-copy/gpgme/vasprintf.c192
1 files changed, 192 insertions, 0 deletions
diff --git a/libtdenetwork/libgpgme-copy/gpgme/vasprintf.c b/libtdenetwork/libgpgme-copy/gpgme/vasprintf.c
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index 000000000..b41d2ff91
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+++ b/libtdenetwork/libgpgme-copy/gpgme/vasprintf.c
@@ -0,0 +1,192 @@
+/* Like vsprintf but provides a pointer to malloc'd storage, which must
+ be freed by the caller.
+ Copyright (C) 1994, 2002 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 <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+
+#ifndef va_copy /* According to POSIX, va_copy is a macro. */
+#if defined (__GNUC__) && defined (__PPC__) \
+ && (defined (_CALL_SYSV) || defined (_WIN32))
+#define va_copy(d, s) (*(d) = *(s))
+#elif defined (MUST_COPY_VA_BYVAL)
+#define va_copy(d, s) ((d) = (s))
+#else
+#define va_copy(d, s) memcpy ((d), (s), sizeof (va_list))
+#endif
+#endif
+
+
+#ifdef TEST
+int global_total_width;
+#endif
+
+static int int_vasprintf (char **, const char *, va_list *);
+
+static int
+int_vasprintf (result, format, args)
+ 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;
+
+ va_copy (ap, *args);
+
+ 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':
+ {
+ char *tmp = va_arg (ap, char *);
+ if (tmp)
+ total_width += strlen (tmp);
+ else /* in case the vsprintf does prints a text */
+ total_width += 25; /* e.g. "(null pointer reference)" */
+ }
+ break;
+ case 'p':
+ case 'n':
+ (void) va_arg (ap, char *);
+ break;
+ }
+ p++;
+ }
+ }
+#ifdef TEST
+ global_total_width = total_width;
+#endif
+ *result = malloc (total_width);
+ if (*result != NULL)
+ return vsprintf (*result, format, *args);
+ else
+ return 0;
+}
+
+int
+vasprintf (result, format, args)
+ char **result;
+ const char *format;
+#if defined (_BSD_VA_LIST_) && defined (__FreeBSD__)
+ _BSD_VA_LIST_ args;
+#else
+ va_list args;
+#endif
+{
+ return int_vasprintf (result, format, &args);
+}
+
+
+int
+asprintf (char **buf, const char *fmt, ...)
+{
+ int status;
+ va_list ap;
+
+ va_start (ap, fmt);
+ status = vasprintf (buf, fmt, ap);
+ va_end (ap);
+ return status;
+}
+
+
+#ifdef TEST
+void
+checkit (const char* format, ...)
+{
+ va_list args;
+ char *result;
+
+ va_start (args, format);
+ vasprintf (&result, format, args);
+ if (strlen (result) < global_total_width)
+ printf ("PASS: ");
+ else
+ printf ("FAIL: ");
+ printf ("%d %s\n", global_total_width, result);
+}
+
+int
+main (void)
+{
+ checkit ("%d", 0x12345678);
+ checkit ("%200d", 5);
+ checkit ("%.300d", 6);
+ checkit ("%100.150d", 7);
+ checkit ("%s", "jjjjjjjjjiiiiiiiiiiiiiiioooooooooooooooooppppppppppppaa\n\
+777777777777777777333333333333366666666666622222222222777777777777733333");
+ checkit ("%f%s%d%s", 1.0, "foo", 77, "asdjffffffffffffffiiiiiiiiiiixxxxx");
+}
+#endif /* TEST */