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#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "msg.h"
#include "editor.h"
#include "error.h"
#include "util/debug.h"
#include "util/numtostr.h"
#include "util/path.h"
#include "util/xmalloc.h"
static void free_message(Message *m)
{
if (m->loc) {
file_location_free(m->loc);
}
free(m);
}
Message *new_message(const char *msg, size_t len)
{
Message *m = xmalloc(sizeof(*m) + len + 1);
m->loc = NULL;
if (len) {
memcpy(m->msg, msg, len);
}
m->msg[len] = '\0';
return m;
}
void add_message(MessageArray *msgs, Message *m)
{
ptr_array_append(&msgs->array, m);
}
bool activate_current_message(EditorState *e)
{
const MessageArray *msgs = &e->messages;
size_t count = msgs->array.count;
if (count == 0) {
return true;
}
size_t pos = msgs->pos;
BUG_ON(pos >= count);
const Message *m = msgs->array.ptrs[pos];
const FileLocation *loc = m->loc;
if (loc && loc->filename && !file_location_go(e->window, loc)) {
// Failed to jump to location; error message is visible
return false;
}
if (count == 1) {
info_msg("%s", m->msg);
} else {
info_msg("[%zu/%zu] %s", pos + 1, count, m->msg);
}
return true;
}
bool activate_current_message_save(EditorState *e)
{
const View *view = e->view;
const BlockIter save = view->cursor;
FileLocation *loc = get_current_file_location(view);
bool ok = activate_current_message(e);
// Save position if file changed or cursor moved
view = e->view;
if (view->cursor.blk != save.blk || view->cursor.offset != save.offset) {
bookmark_push(&e->bookmarks, loc);
} else {
file_location_free(loc);
}
return ok;
}
void clear_messages(MessageArray *msgs)
{
msgs->pos = 0;
ptr_array_free_cb(&msgs->array, FREE_FUNC(free_message));
}
String dump_messages(const MessageArray *messages)
{
String buf = string_new(4096);
char cwd[8192];
if (unlikely(!getcwd(cwd, sizeof cwd))) {
return buf;
}
for (size_t i = 0, n = messages->array.count; i < n; i++) {
char *ptr = string_reserve_space(&buf, DECIMAL_STR_MAX(i));
buf.len += buf_umax_to_str(i + 1, ptr);
string_append_literal(&buf, ": ");
const Message *m = messages->array.ptrs[i];
const FileLocation *loc = m->loc;
if (!loc || !loc->filename) {
goto append_msg;
}
if (path_is_absolute(loc->filename)) {
char *rel = path_relative(loc->filename, cwd);
string_append_cstring(&buf, rel);
free(rel);
} else {
string_append_cstring(&buf, loc->filename);
}
string_append_byte(&buf, ':');
if (loc->pattern) {
string_append_literal(&buf, " /");
string_append_cstring(&buf, loc->pattern);
string_append_literal(&buf, "/\n");
continue;
}
if (loc->line != 0) {
string_append_cstring(&buf, ulong_to_str(loc->line));
string_append_byte(&buf, ':');
if (loc->column != 0) {
string_append_cstring(&buf, ulong_to_str(loc->column));
string_append_byte(&buf, ':');
}
}
string_append_literal(&buf, " ");
append_msg:
string_append_cstring(&buf, m->msg);
string_append_byte(&buf, '\n');
}
return buf;
}
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