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Output more details about unknown CSI codes

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This commit is contained in:
Kovid Goyal 2017-11-02 20:48:30 +05:30
parent 490310a9f1
commit 013fd31493
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 28 additions and 2 deletions
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30
kitty/parser.c
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@ -33,6 +33,17 @@ utoi(uint32_t *buf, unsigned int sz) {
}
return ans;
}
static inline const char*
utf8(char_type codepoint) {
if (!codepoint) return "";
static char buf[8];
int n = encode_utf8(codepoint, buf);
buf[n] = 0;
return buf;
}
// }}}
// Macros {{{
@ -354,6 +365,21 @@ restore_cursor(Screen *s, unsigned int UNUSED param, bool private) {
else screen_restore_cursor(s);
}
static inline const char*
repr_csi_params(unsigned int *params, unsigned int num_params) {
if (!num_params) return "";
static char buf[256];
int pos = 0;
while (pos < 200 && num_params) {
const char *fmt = num_params > 1 ? "%u " : "%u";
int ret = snprintf(buf + pos, sizeof(buf) - pos - 1, fmt, params[num_params--]);
if (ret < 0) return "An error occurred formatting the params array";
pos += ret;
}
buf[pos] = 0;
return buf;
}
static inline void
dispatch_csi(Screen *screen, PyObject DUMP_UNUSED *dump_callback) {
#define CALL_CSI_HANDLER1(name, defval) \
@ -499,11 +525,11 @@ dispatch_csi(Screen *screen, PyObject DUMP_UNUSED *dump_callback) {
// DECRQM
CALL_CSI_HANDLER1P(report_mode_status, 0, '?');
} else {
REPORT_ERROR("Unknown DECSTR CSI sequence with start and end modifiers: 0x%x 0x%x", start_modifier, end_modifier);
REPORT_ERROR("Unknown DECSTR CSI sequence with start and end modifiers: '%c' '%c'", start_modifier, end_modifier);
}
break;
default:
REPORT_ERROR("Unknown CSI code: 0x%x", code);
REPORT_ERROR("Unknown CSI code: '%s' with start_modifier: '%c' and end_modifier: '%c' and parameters: '%s'", utf8(code), start_modifier, end_modifier, repr_csi_params(params, num_params));
}
}
// }}}