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authorBruno Haible <bruno@clisp.org>2003-02-13 21:40:24 +0000
committerBruno Haible <bruno@clisp.org>2009-06-23 12:09:15 +0200
commita44498bebfe59c7c7d3ffb091a1f10aa69df67b3 (patch)
tree5d5d3b705916b3f850c9c817324ed2606e1b0139 /lib
parentcfb59417b318ac84c16d232c13fe7e2cdcdd21db (diff)
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Move lib/vasprintf.c to gettext-tools/lib/vasprintf.c.
Diffstat (limited to 'lib')
-rw-r--r--lib/vasprintf.c183
1 files changed, 0 insertions, 183 deletions
diff --git a/lib/vasprintf.c b/lib/vasprintf.c
deleted file mode 100644
index 2016e96..0000000
--- a/lib/vasprintf.c
+++ /dev/null
@@ -1,183 +0,0 @@
-/* Like vsprintf but provides a pointer to malloc'd storage, which must
- be freed by the caller.
- Copyright (C) 1994, 1998, 1999, 2000-2002 Free Software Foundation, Inc.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-This program 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 General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-/* Specification. */
-#include "vasprintf.h"
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <math.h>
-
-#ifdef TEST
-size_t global_total_width;
-#endif
-
-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. */
- size_t total_width = strlen (format) + 1;
- va_list ap;
-
- memcpy (&ap, args, sizeof (va_list));
-
- 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 ("hlLjtz", *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 'F':
- {
- double arg = va_arg (ap, double);
- if (arg >= 1.0 || arg <= -1.0)
- /* 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 'e':
- case 'E':
- case 'g':
- case 'G':
- (void) va_arg (ap, double);
- break;
- case 's':
- total_width += strlen (va_arg (ap, char *));
- 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 -1;
-}
-
-int
-vasprintf (char **result, const char *format, va_list args)
-{
- return int_vasprintf (result, format, &args);
-}
-
-int
-asprintf (char **result, const char *format, ...)
-{
- va_list args;
- int done;
-
- va_start (args, format);
- done = vasprintf (result, format, args);
- va_end (args);
-
- return done;
-}
-
-/* ========================= test program ========================= */
-
-#ifdef TEST
-
-#include <float.h>
-
-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 ("%lu %s\n", (unsigned long) global_total_width, result);
-}
-
-int
-main ()
-{
- 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");
- checkit ("%e", DBL_MIN);
- checkit ("%e", DBL_MAX);
- checkit ("%.400f", DBL_MIN);
- checkit ("%f", DBL_MAX);
- checkit ("%g", DBL_MIN);
- checkit ("%g", DBL_MAX);
- return 0;
-}
-
-#endif /* TEST */