Libc-997.1.1.tar.gz

[apple/libc.git] / stdio / FreeBSD / xprintf_vis.c

diff --git a/stdio/FreeBSD/xprintf_vis.c b/stdio/FreeBSD/xprintf_vis.c
new file mode 100644 (file)
index 0000000..013d0b0
--- /dev/null
+++ b/stdio/FreeBSD/xprintf_vis.c
@@ -0,0 +1,79 @@
+/*-
+ * Copyright (c) 2005 Poul-Henning Kamp
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD: src/lib/libc/stdio/xprintf_vis.c,v 1.2 2006/01/25 12:45:24 phk Exp $
+ */
+
+#include <namespace.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <wchar.h>
+#include <vis.h>
+#include <assert.h>
+#include <sys/time.h>
+#include "printf.h"
+#include "xprintf_private.h"
+
+__private_extern__ int
+__printf_arginfo_vis(const struct printf_info *pi, size_t n, int *argt)
+{
+
+       assert(n >= 1);
+       argt[0] = PA_POINTER;
+       return (1);
+}
+
+__private_extern__ int
+__printf_render_vis(struct __printf_io *io, const struct printf_info *pi, const void *const *arg)
+{
+       char *p, *buf;
+       unsigned l;
+       int ret;
+
+       ret = 0;
+       p = *((char **)arg[0]);
+       if (p == NULL)
+               return (__printf_out(io, pi, "(null)", 6));
+       if (pi->prec >= 0)
+               l = pi->prec;
+       else
+               l = strlen(p);
+       buf = MALLOC(l * 4 + 1);
+       if (buf == NULL)
+               return (-1);
+       if (pi->showsign)
+               ret = strvisx(buf, p, l, VIS_WHITE | VIS_HTTPSTYLE);
+       else if (pi->pad == '0')
+               ret = strvisx(buf, p, l, VIS_WHITE | VIS_OCTAL);
+       else if (pi->alt)
+               ret = strvisx(buf, p, l, VIS_WHITE);
+       else
+               ret = strvisx(buf, p, l, VIS_WHITE | VIS_CSTYLE | VIS_OCTAL);
+       ret += __printf_out(io, pi, buf, ret);
+       __printf_flush(io);
+       free(buf);
+       return(ret);
+}