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msg: check isatty separately per each stream

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This commit is contained in:
Kacper Michajłow 2023-10-18 21:13:08 +02:00 committed by Dudemanguy
parent db77d7836e
commit 2fdb1d31ae
1 changed files with 29 additions and 12 deletions
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41
common/msg.c
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@ -64,7 +64,8 @@ struct mp_log_root {
bool show_time;
int blank_lines; // number of lines usable by status
int status_lines; // number of current status lines
bool color;
bool color[STDERR_FILENO + 1];
bool isatty[STDERR_FILENO + 1];
int verbose;
bool really_quiet;
bool force_stderr;
@ -187,6 +188,12 @@ int mp_msg_level(struct mp_log *log)
return log->level;
}
static inline int term_msg_fileno(struct mp_log_root *root, int lev)
{
return (root->force_stderr || lev == MSGL_STATUS || lev == MSGL_FATAL ||
lev == MSGL_ERR || lev == MSGL_WARN) ? STDERR_FILENO : STDOUT_FILENO;
}
// Reposition cursor and clear lines for outputting the status line. In certain
// cases, like term OSD and subtitle display, the status can consist of
// multiple lines.
@ -195,6 +202,13 @@ static void prepare_prefix(struct mp_log_root *root, bstr *out, int lev, int ter
int new_lines = lev == MSGL_STATUS ? term_lines : 0;
out->len = 0;
if (!root->isatty[term_msg_fileno(root, lev)]) {
if (root->status_lines)
bstr_xappend(root, out, bstr0("\n"));
root->status_lines = new_lines;
return;
}
// Set cursor state
if (new_lines && !root->status_lines) {
bstr_xappend(root, out, bstr0("\033[?25l"));
@ -283,9 +297,10 @@ static void pretty_print_module(struct mp_log_root *root, bstr *text,
{
size_t prefix_len = strlen(prefix);
root->module_indent = MPMAX(10, MPMAX(root->module_indent, prefix_len));
bool color = root->color[term_msg_fileno(root, lev)];
// Use random color based on the name of the module
if (root->color) {
if (color) {
unsigned int mod = 0;
for (int i = 0; i < prefix_len; ++i)
mod = mod * 33 + prefix[i];
@ -293,10 +308,10 @@ static void pretty_print_module(struct mp_log_root *root, bstr *text,
}
bstr_xappend_asprintf(root, text, "%*s", root->module_indent, prefix);
if (root->color)
if (color)
set_term_color(root, text, -1);
bstr_xappend(root, text, bstr0(": "));
if (root->color)
if (color)
set_msg_color(root, text, lev);
}
@ -359,7 +374,8 @@ static void append_terminal_line(struct mp_log *log, int lev,
}
bstr_xappend(root, term_msg, text);
*line_w = term_disp_width(*term_msg, start, term_msg->len);
*line_w = root->isatty[term_msg_fileno(root, lev)]
? term_disp_width(*term_msg, start, term_msg->len) : 0;
}
static struct mp_log_buffer_entry *log_buffer_read(struct mp_log_buffer *buffer)
@ -458,8 +474,9 @@ void mp_msg_va(struct mp_log *log, int lev, const char *format, va_list va)
/* discard */
} else {
bool print_term = test_terminal_level(log, lev);
int fileno = term_msg_fileno(root, lev);
int term_w = 0, term_h = 0;
if (print_term)
if (print_term && root->isatty[fileno])
terminal_get_size(&term_w, &term_h);
// Split away each line. Normally we require full lines; buffer partial
@ -500,14 +517,12 @@ void mp_msg_va(struct mp_log *log, int lev, const char *format, va_list va)
if (print_term && (root->term_msg.len || lev == MSGL_STATUS)) {
prepare_prefix(root, &root->term_msg_prefix, lev, term_msg_lines);
if (root->color && root->term_msg.len) {
if (root->color[fileno] && root->term_msg.len) {
set_msg_color(root, &root->term_msg_prefix, lev);
set_term_color(root, &root->term_msg, -1);
}
FILE *stream = (root->force_stderr || lev == MSGL_STATUS ||
lev == MSGL_FATAL || lev == MSGL_ERR ||
lev == MSGL_WARN) ? stderr : stdout;
FILE *stream = fileno == STDERR_FILENO ? stderr : stdout;
if (root->term_msg_prefix.len || root->term_msg.len) {
fprintf(stream, "%.*s%.*s", BSTR_P(root->term_msg_prefix),
BSTR_P(root->term_msg));
@ -695,8 +710,10 @@ void mp_msg_update_msglevels(struct mpv_global *global, struct MPOpts *opts)
root->module = opts->msg_module;
root->use_terminal = opts->use_terminal;
root->show_time = opts->msg_time;
if (root->use_terminal)
root->color = opts->msg_color && isatty(STDOUT_FILENO);
for (int i = STDOUT_FILENO; i <= STDERR_FILENO && root->use_terminal; ++i) {
root->isatty[i] = isatty(i);
root->color[i] = opts->msg_color && root->isatty[i];
}
m_option_type_msglevels.free(&root->msg_levels);
m_option_type_msglevels.copy(NULL, &root->msg_levels, &opts->msg_levels);