--- bsd-finger-0.17/finger/finger.c.widechar 2005-12-15 09:14:18.000000000 +0100
+++ bsd-finger-0.17/finger/finger.c 2005-12-15 09:14:18.000000000 +0100
@@ -77,6 +77,7 @@
#include <getopt.h>
#include <signal.h>
#include <errno.h>
+#include <locale.h>
#include "finger.h"
#ifdef _USAGI
#include "version.h"
@@ -211,6 +212,9 @@
struct utmp *uptr;
char name[UT_NAMESIZE + 1];
+ if (setlocale (LC_ALL, "") != NULL)
+ set_haslocale();
+
name[UT_NAMESIZE] = '\0';
/*
@@ -286,6 +287,9 @@
struct utmp *uptr;
int dolocal, *used;
+ if (setlocale (LC_ALL, "") != NULL)
+ set_haslocale();
+
used = calloc(argc, sizeof(int));
if (!used) {
eprintf("finger: out of space.\n");
--- bsd-finger-0.17/finger/finger.h.widechar 2005-12-15 09:14:17.000000000 +0100
+++ bsd-finger-0.17/finger/finger.h 2005-12-15 09:14:18.000000000 +0100
@@ -117,3 +117,7 @@
/* terminal inquiries */
int is8bit(void);
int getscreenwidth(void);
+
+/* locale support */
+void set_haslocale(void);
+
--- bsd-finger-0.17/finger/display.c.widechar 1999-09-29 00:53:58.000000000 +0200
+++ bsd-finger-0.17/finger/display.c 2005-12-15 10:05:40.000000000 +0100
@@ -40,8 +40,19 @@
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
+#include <inttypes.h>
#include "finger.h"
+#define HAVE_WCHAR_H 1
+#define HAVE_MBRTOWC 1
+#define HAVE_WCWIDTH 1
+
+#if defined(HAVE_WCHAR_H) && defined(HAVE_MBRTOWC) && defined(HAVE_WCWIDTH)
+#include <wchar.h>
+#include <wctype.h>
+#include <assert.h>
+#endif
+
int
getscreenwidth(void)
{
@@ -147,9 +158,105 @@
fxputc(stdout, ch);
}
+static int has_locale = 0;
+
+void
+set_haslocale (void)
+{
+ has_locale = 1;
+}
+
+#if defined(HAVE_WCHAR_H) && defined(HAVE_MBRTOWC) && defined(HAVE_WCWIDTH)
+static int verifymultibyte(const char *buf) {
+ mbstate_t state;
+ wchar_t nextchar;
+ size_t bytesconsumed;
+ char *eop, *op;
+ (void)memset(&state, 0, sizeof(mbstate_t));
+
+ eop = (char *) (buf + strlen(buf));
+ op = (char *) buf;
+ while (op < eop) {
+ bytesconsumed = mbrtowc(&nextchar, op, eop - op, &state);
+ if (bytesconsumed == (size_t)(-1) ||
+ bytesconsumed == (size_t)(-2)) {
+ return 0;
+ }
+ op += bytesconsumed;
+ }
+
+ return 1;
+}
+
+#define OCTALIFY(n, o) \
+ *(n)++ = '\\', \
+ *(n)++ = (((uint32_t)*(o) >> 6) & 3) + '0', \
+ *(n)++ = (((uint32_t)*(o) >> 3) & 7) + '0', \
+ *(n)++ = (((uint32_t)*(o) >> 0) & 7) + '0', \
+ (o)++
+
+#endif
+
static void fxputs(FILE *f, const char *buf) {
- int i;
- for (i=0; buf[i]; i++) fxputc(f, buf[i]);
+ int widechars;
+
+#if defined(HAVE_WCHAR_H) && defined(HAVE_MBRTOWC) && defined(HAVE_WCWIDTH)
+ if (has_locale)
+ widechars = verifymultibyte (buf);
+ else
+ widechars = 0;
+#else
+ widechars = 0;
+#endif
+
+ /* on 7-bit terminals, without wide-chars support, or string
+ * isn't parseable, print char * by char */
+ if (!is8bit() || !widechars) {
+ unsigned int i;
+ char ch;
+ for (i = 0; i < strlen (buf); i++) {
+ ch = buf[i];
+ fxputc(f, ch);
+ }
+ return;
+ }
+
+#if defined(HAVE_WCHAR_H) && defined(HAVE_MBRTOWC) && defined(HAVE_WCWIDTH)
+ {
+ mbstate_t state;
+ wchar_t nextchar;
+ size_t bytesconsumed;
+ char *eop, *op, buffer[256];
+ (void)memset(&state, 0, sizeof(mbstate_t));
+ char* op1;
+ eop = (char *) (buf + strlen(buf));
+ op = (char *) buf;
+ op1 = op;
+ while (op < eop) {
+ bytesconsumed = mbrtowc(&nextchar, op,
+ eop - op, &state);
+ /* This isn't supposed to happen as we verified the
+ * string before hand */
+ assert(bytesconsumed != (size_t)(-1) && bytesconsumed != (size_t)(-2));
+
+ if (iswprint(nextchar)) {
+ (void)memcpy(buffer, op, bytesconsumed);
+ buffer[bytesconsumed] = '\0';
+ op += bytesconsumed;
+ } else if (bytesconsumed == 1) {
+ op++;
+ } else {
+ char *tmp;
+ tmp = buffer;
+ buffer[bytesconsumed] = '\0';
+ while (bytesconsumed-- > 0) {
+ OCTALIFY(tmp, op);
+ }
+ }
+ }
+ fprintf(f,"%s",op1);
+ }
+#endif
}
int xprintf(const char *fmt, ...) {