ca2f831ea
Denys Vlasenko
2018-07-23
Subject
hexedit: fixes for redraw and down movement causing SEGV on attempt to access
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Commit Diff GitHub →
miscutils/hexedit.c+4 -1
| @@ -153,7 +153,8 @@ static void redraw(unsigned cursor) | |
| i++; | |
| } | |
| - | printf(ESC"[%u;%uH", 1 + cursor / 16, 1 + pos + (cursor & 0xf) * 3); |
| + | G.row = cursor / 16; |
| + | printf(ESC"[%u;%uH", 1 + G.row, 1 + pos + (cursor & 0xf) * 3); |
| } | |
| static void redraw_cur_line(void) | |
| @@ -367,6 +368,8 @@ int hexedit_main(int argc UNUSED_PARAM, char **argv) | |
| if (G.current_byte > G.eof_byte) { | |
| /* _after_ eof - don't allow this */ | |
| G.current_byte -= 16; | |
| + | if (G.current_byte < G.baseaddr) |
| + | move_mapping_lower(); |
| break; | |
| } | |
| } | |