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shell: Fix scrolling long commands in history

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This fixes scrolling long commands in command history in the shell

Signed-off-by: Rick Talbott <richard.talbott1@t-mobile.com>
This commit is contained in:
Rick Talbott 2023-06-23 14:33:08 -06:00 committed by Carles Cufí
parent 25d82ddead
commit 829b91ab2f
1 changed files with 23 additions and 1 deletions
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24
subsys/shell/shell_ops.c
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@ -367,7 +367,29 @@ static void print_prompt(const struct shell *sh)
void z_shell_print_cmd(const struct shell *sh)
{
z_shell_raw_fprintf(sh->fprintf_ctx, "%s", sh->ctx->cmd_buff);
int beg_offset = 0;
int end_offset = 0;
int cmd_width = z_shell_strlen(sh->ctx->cmd_buff);
int adjust = sh->ctx->vt100_ctx.cons.name_len;
char ch;
while (cmd_width > sh->ctx->vt100_ctx.cons.terminal_wid - adjust) {
end_offset += sh->ctx->vt100_ctx.cons.terminal_wid - adjust;
ch = sh->ctx->cmd_buff[end_offset];
sh->ctx->cmd_buff[end_offset] = '\0';
z_shell_raw_fprintf(sh->fprintf_ctx, "%s\n",
&sh->ctx->cmd_buff[beg_offset]);
sh->ctx->cmd_buff[end_offset] = ch;
cmd_width -= (sh->ctx->vt100_ctx.cons.terminal_wid - adjust);
beg_offset = end_offset;
adjust = 0;
}
if (cmd_width > 0) {
z_shell_raw_fprintf(sh->fprintf_ctx, "%s",
&sh->ctx->cmd_buff[beg_offset]);
}
}
void z_shell_print_prompt_and_cmd(const struct shell *sh)