diff options
Diffstat (limited to 'lib/libc/stdio/xprintf_vis.c')
-rw-r--r-- | lib/libc/stdio/xprintf_vis.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/lib/libc/stdio/xprintf_vis.c b/lib/libc/stdio/xprintf_vis.c new file mode 100644 index 0000000..819f09f --- /dev/null +++ b/lib/libc/stdio/xprintf_vis.c @@ -0,0 +1,78 @@ +/*- + * 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. + * + * $FreeBSD$ + */ + +#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" + +int +__printf_arginfo_vis(const struct printf_info *pi, size_t n, int *argt) +{ + + assert(n >= 1); + argt[0] = PA_POINTER; + return (1); +} + +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); +} |