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kconfig: nconf: Format and print 'line' without a temporary copy

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Use "%.*s" as the format specifier and supply the 'line' length 'len' to
mvwprintw() to format and print each line without making a temporary
copy. Remove the temporary buffer.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Reviewed-by: Nicolas Schier <nsc@kernel.org>
Link: https://lore.kernel.org/r/20250811161650.37428-2-thorsten.blum@linux.dev
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
This commit is contained in:
Thorsten Blum 2025-08-11 18:16:48 +02:00 committed by Nathan Chancellor
parent 2d0ec4a931
commit 35883b030c
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GPG key ID: 1D6B269171C01A96
1 changed files with 3 additions and 5 deletions
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8
scripts/kconfig/nconf.gui.c
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@ -173,12 +173,10 @@ void fill_window(WINDOW *win, const char *text)
/* do not go over end of line */
total_lines = min(total_lines, y);
for (i = 0; i < total_lines; i++) {
char tmp[x+10];
const char *line = get_line(text, i);
int len = get_line_length(line);
strncpy(tmp, line, min(len, x));
tmp[len] = '\0';
mvwprintw(win, i, 0, "%s", tmp);
int len = min(get_line_length(line), x);
mvwprintw(win, i, 0, "%.*s", len, line);
}
}