(x_load_font): Set 4 instead of -1 in fontp->encoding[1]

for the meaning of `can't decided'.

diff --git a/src/xterm.c b/src/xterm.c
index 078dc2f1b008136caf49e7d13619df986ffa109a..a375af6aa5e928a4cfa1edb4952312a690b3b9b6 100644 (file)
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -6491,18 +6491,18 @@ x_load_font (f, fontname, size)
 
     /* The slot `encoding' specifies how to map a character
        code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to
-       the font code-points (0x20..0x7F, 0xA0..0xFF, 0x2020..0x7F7F,
-       0xA0A0..0xFFFF, 0x20A0..0x7FFF, or 0xA020..0xFF7F).  For the
+       the font code-points (0:0x20..0x7F, 1:0xA0..0xFF, 0:0x2020..0x7F7F,
+       1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, or 2:0xA020..0xFF7F).  For the
        moment, we don't know which charset uses this font.  So, we set
        informatoin in fontp->encoding[1] which is never used by any
-       charset.  If mapping can't be decided, set -1.  */
+       charset.  If mapping can't be decided, set 4.  */
     fontp->encoding[1]
       = (font->max_byte1 == 0
         /* 1-byte font */
         ? (font->min_char_or_byte2 < 0x80
            ? (font->max_char_or_byte2 < 0x80
               ? 0              /* 0x20..0x7F */
-              : -1)            /* 0x20..0xFF (can't decide) */
+              : 4)             /* 0x20..0xFF (can't decide) */
            : 1)                /* 0xA0..0xFF */
         /* 2-byte font */
         : (font->min_byte1 < 0x80
@@ -6510,13 +6510,13 @@ x_load_font (f, fontname, size)
               ? (font->min_char_or_byte2 < 0x80
                  ? (font->max_char_or_byte2 < 0x80
                     ? 0                /* 0x2020..0x7F7F */
-                    : -1)      /* 0x2020..0x7FFF (can't decide) */
+                    : 4)       /* 0x2020..0x7FFF (can't decide) */
                  : 3)          /* 0x20A0..0x7FFF */
-              : -1)            /* 0x20??..0xA0?? (can't decide) */
+              : 4)             /* 0x20??..0xA0?? (can't decide) */
            : (font->min_char_or_byte2 < 0x80
               ? (font->max_char_or_byte2 < 0x80
                  ? 2           /* 0xA020..0xFF7F */
-                 : -1)         /* 0xA020..0xFFFF (can't decide) */
+                 : 4)          /* 0xA020..0xFFFF (can't decide) */
               : 1)));          /* 0xA0A0..0xFFFF */
 
     fontp->baseline_offset