Install public header files again and include required prototypes.

[ira/wip.git] / source4 / lib / util / dprintf.c

diff --git a/source4/lib/util/dprintf.c b/source4/lib/util/dprintf.c
index 62dc2a227a168f13fb04019d04828ca11d3b13a9..e4f02758eb8e0c99c610a2dd4695329c42fa314c 100644 (file)
--- a/source4/lib/util/dprintf.c
+++ b/source4/lib/util/dprintf.c
@@ -2,10 +2,11 @@
    Unix SMB/CIFS implementation.
    display print functions
    Copyright (C) Andrew Tridgell 2001
+   Copyright (C) Jelmer Vernooij 2007
    
    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
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
    
    This program is distributed in the hope that it will be useful,
@@ -14,14 +15,15 @@
    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.
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 
 /*
-  this module provides functions for printing internal strings in the "display charset"
-  This charset may be quite different from the chosen unix charset
+  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
 
@@ -30,48 +32,60 @@
 */
 
 #include "includes.h"
+#include "system/locale.h"
+#include "param/param.h"
 
-_PUBLIC_ int d_vfprintf(FILE *f, const char *format, va_list ap) _PRINTF_ATTRIBUTE(2,0)
+static smb_iconv_t display_cd = (smb_iconv_t)-1;
+
+void d_set_iconv(smb_iconv_t cd)
+{
+       display_cd = cd;
+}
+
+_PUBLIC_ int d_vfprintf(FILE *f, const char *format, va_list ap) 
 {
        char *p, *p2;
-       int ret, maxlen, clen;
+       int ret, clen;
        va_list ap2;
 
+       /* If there's nothing to convert, take a shortcut */
+       if (display_cd == (smb_iconv_t)-1) {
+               return vfprintf(f, format, ap);
+       }
+
        /* do any message translations */
        va_copy(ap2, ap);
-
        ret = vasprintf(&p, format, ap2);
+       va_end(ap2);
 
        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) {
+       clen = convert_string_talloc_descriptor(NULL, display_cd, p, ret, (void **)&p2);
+        if (clen == -1) {
+               /* the string can't be converted - do the best we can,
+                  filling in non-printing chars with '?' */
+               int i;
+               for (i=0;i<ret;i++) {
+                       if (isprint(p[i]) || isspace(p[i])) {
+                               fwrite(p+i, 1, 1, f);
+                       } else {
+                               fwrite("?", 1, 1, f);
+                       }
+               }
                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;
-       }
+               return ret;
+        }
 
        /* good, its converted OK */
        SAFE_FREE(p);
        ret = fwrite(p2, 1, clen, f);
-       SAFE_FREE(p2);
+       talloc_free(p2);
 
        return ret;
 }
 
 
-_PUBLIC_ int d_fprintf(FILE *f, const char *format, ...) _PRINTF_ATTRIBUTE(2,3)
+_PUBLIC_ int d_fprintf(FILE *f, const char *format, ...) 
 {
        int ret;
        va_list ap;
@@ -83,25 +97,15 @@ _PUBLIC_ int d_fprintf(FILE *f, const char *format, ...) _PRINTF_ATTRIBUTE(2,3)
        return ret;
 }
 
-static FILE *outfile;
-
-_PUBLIC_ int d_printf(const char *format, ...) _PRINTF_ATTRIBUTE(1,2)
+_PUBLIC_ 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);
+       ret = d_vfprintf(stdout, format, ap);
        va_end(ap);
 
        return ret;
 }
 
-/* interactive programs need a way of tell d_*() to write to stderr instead
-   of stdout */
-_PUBLIC_ void display_set_stderr(void)
-{
-       outfile = stderr;
-}