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-rw-r--r--editors/vi.c49
1 files changed, 25 insertions, 24 deletions
diff --git a/editors/vi.c b/editors/vi.c
index 7d83db6..58c6f5a 100644
--- a/editors/vi.c
+++ b/editors/vi.c
@@ -30,9 +30,10 @@
#if ENABLE_LOCALE_SUPPORT
#if ENABLE_FEATURE_VI_8BIT
-# define Isprint(c) isprint(c)
+//FIXME: this does not work properly for Unicode anyway
+# define Isprint(c) (isprint)(c)
#else
-# define Isprint(c) (isprint(c) && (unsigned char)(c) < 0x7f)
+# define Isprint(c) isprint_asciionly(c)
#endif
#else
@@ -891,7 +892,7 @@ static void colon(char *buf)
li, ch);
} else if (strncmp(cmd, "file", i) == 0) { // what File is this
if (b != -1 || e != -1) {
- not_implemented("No address allowed on this command");
+ status_line_bold("No address allowed on this command");
goto vc1;
}
if (args[0]) {
@@ -2588,36 +2589,41 @@ static void status_line(const char *format, ...)
// copy s to buf, convert unprintable
static void print_literal(char *buf, const char *s)
{
+ char *d;
unsigned char c;
- char b[2];
- b[1] = '\0';
buf[0] = '\0';
if (!s[0])
s = "(NULL)";
+
+ d = buf;
for (; *s; s++) {
int c_is_no_print;
c = *s;
c_is_no_print = (c & 0x80) && !Isprint(c);
if (c_is_no_print) {
- strcat(buf, SOn);
+ strcpy(d, SOn);
+ d += sizeof(SOn)-1;
c = '.';
}
- if (c < ' ' || c == 127) {
- strcat(buf, "^");
- if (c == 127)
+ if (c < ' ' || c == 0x7f) {
+ *d++ = '^';
+ c |= '@'; /* 0x40 */
+ if (c == 0x7f)
c = '?';
- else
- c += '@';
- }
- b[0] = c;
- strcat(buf, b);
- if (c_is_no_print)
- strcat(buf, SOs);
- if (*s == '\n')
- strcat(buf, "$");
- if (strlen(buf) > MAX_INPUT_LEN - 10) // paranoia
+ }
+ *d++ = c;
+ *d = '\0';
+ if (c_is_no_print) {
+ strcpy(d, SOs);
+ d += sizeof(SOs)-1;
+ }
+ if (*s == '\n') {
+ *d++ = '$';
+ *d = '\0';
+ }
+ if (d - buf > MAX_INPUT_LEN - 10) // paranoia
break;
}
}
@@ -2982,11 +2988,6 @@ static void do_cmd(int c)
default: // unrecognized command
buf[0] = c;
buf[1] = '\0';
- if (c < ' ') {
- buf[0] = '^';
- buf[1] = c + '@';
- buf[2] = '\0';
- }
not_implemented(buf);
end_cmd_q(); // stop adding to q
case 0x00: // nul- ignore