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-rw-r--r--source4/lib/dprintf.c113
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diff --git a/source4/lib/dprintf.c b/source4/lib/dprintf.c
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+/*
+ Unix SMB/CIFS implementation.
+ display print functions
+ Copyright (C) Andrew Tridgell 2001
+
+ 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 of the License, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+
+/*
+ this module provides functions for printing internal strings in the "display charset"
+ This charset may be quite different from the chosen unix charset
+
+ Eventually these functions will need to take care of column count constraints
+
+ The d_ prefix on print functions in Samba refers to the display character set
+ conversion
+*/
+
+#include "includes.h"
+
+ int d_vfprintf(FILE *f, const char *format, va_list ap)
+{
+ char *p, *p2;
+ int ret, maxlen, clen;
+ const char *msgstr;
+ va_list ap2;
+
+ /* do any message translations */
+ msgstr = lang_msg(format);
+ if (!msgstr) return -1;
+
+ VA_COPY(ap2, ap);
+
+ ret = vasprintf(&p, msgstr, ap2);
+
+ lang_msg_free(msgstr);
+
+ if (ret <= 0) return ret;
+
+ /* now we have the string in unix format, convert it to the display
+ charset, but beware of it growing */
+ maxlen = ret*2;
+again:
+ p2 = malloc(maxlen);
+ if (!p2) {
+ SAFE_FREE(p);
+ return -1;
+ }
+ clen = convert_string(CH_UNIX, CH_DISPLAY, p, ret, p2, maxlen);
+
+ if (clen >= maxlen) {
+ /* it didn't fit - try a larger buffer */
+ maxlen *= 2;
+ SAFE_FREE(p2);
+ goto again;
+ }
+
+ /* good, its converted OK */
+ SAFE_FREE(p);
+ ret = fwrite(p2, 1, clen, f);
+ SAFE_FREE(p2);
+
+ return ret;
+}
+
+
+ int d_fprintf(FILE *f, const char *format, ...)
+{
+ int ret;
+ va_list ap;
+
+ va_start(ap, format);
+ ret = d_vfprintf(f, format, ap);
+ va_end(ap);
+
+ return ret;
+}
+
+static FILE *outfile;
+
+ int d_printf(const char *format, ...)
+{
+ int ret;
+ va_list ap;
+
+ if (!outfile) outfile = stdout;
+
+ va_start(ap, format);
+ ret = d_vfprintf(outfile, format, ap);
+ va_end(ap);
+
+ return ret;
+}
+
+/* interactive programs need a way of tell d_*() to write to stderr instead
+ of stdout */
+void display_set_stderr(void)
+{
+ outfile = stderr;
+}