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WIP: temporary fix for testing

This commit is contained in:
Francesco Abbate 2021-09-21 23:50:50 +02:00
parent 7a4cc8ece9
commit c08b76746b
3 changed files with 25 additions and 2 deletions
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1
data/core/init.lua
View File

@ -159,6 +159,7 @@ function core.project_subdir_set_show(dir, filename, show)
local success = system.watch_dir_add(dir.watch_id, fullpath)
print("DEBUG: watch_dir_add", fullpath, "success:", success)
else
print("DEBUG dir", dir.name, "filename", filename, "watch_id:", dir.watch_id)
local success = system.watch_dir_rm(dir.watch_id, fullpath)
print("DEBUG: watch_dir_rm", fullpath, "success:", success)
end

1
src/api/system.c
View File

@ -668,6 +668,7 @@ static int f_watch_dir_rm(lua_State *L) {
dmon_watch_id watch_id;
watch_id.id = luaL_checkinteger(L, 1);
const char *subdir = luaL_checkstring(L, 2);
fprintf(stderr, "f_watch_dir_rm id: %d, subdir: %s\n", watch_id.id, subdir);
lua_pushboolean(L, dmon_watch_rm(watch_id, subdir));
return 1;
}

25
src/dmon.h
View File

@ -828,10 +828,22 @@ DMON_API_IMPL bool dmon_watch_rm(dmon_watch_id id, const char* watchdir)
pthread_mutex_lock(&_dmon.mutex);
dmon__watch_state* watch = &_dmon.watches[id.id - 1];
char subdir[DMON_MAX_PATH];
dmon__strcpy(subdir, sizeof(subdir), watchdir);
if (strstr(subdir, watch->rootdir) == subdir) {
dmon__strcpy(subdir, sizeof(subdir), watchdir + strlen(watch->rootdir));
}
int dirlen = (int)strlen(subdir);
if (subdir[dirlen - 1] != '/') {
subdir[dirlen] = '/';
subdir[dirlen + 1] = '\0';
}
int i, c = stb_sb_count(watch->subdirs);
for (i = 0; i < c; i++) {
const dmon__watch_subdir *subdir = &watch->subdirs[i];
if (strcmp(subdir->rootdir, watchdir) == 0) {
fprintf(stderr, "compare >%s< >%s<\n", watch->subdirs[i].rootdir, subdir);
if (strcmp(watch->subdirs[i].rootdir, subdir) == 0) {
break;
}
}
@ -842,12 +854,17 @@ DMON_API_IMPL bool dmon_watch_rm(dmon_watch_id id, const char* watchdir)
}
inotify_rm_watch(watch->fd, watch->wds[i]);
#if 0
/* FIXME: in theory we should remove the entry but if done we can get a
** fail in the dmon__thread when looking up for the subdir with
** dmon__find_subdir */
for (int j = i; j < c - 1; j++) {
memcpy(watch->subdirs + j, watch->subdirs + j + 1, sizeof(dmon__watch_subdir));
memcpy(watch->wds + j, watch->wds + j + 1, sizeof(int));
}
stb__sbraw(watch->subdirs)[1] = c - 1;
stb__sbraw(watch->wds)[1] = c - 1;
#endif
pthread_mutex_unlock(&_dmon.mutex);
return true;
@ -1093,7 +1110,11 @@ static void* dmon__thread(void* arg)
timeout.tv_sec = 0;
timeout.tv_usec = 100000;
/* FIXME: the unlock/lock around select are a temporary solution to avoid
** a deadlock with dmon_watch_add. */
pthread_mutex_unlock(&_dmon.mutex);
if (select(FD_SETSIZE, &rfds, NULL, NULL, &timeout)) {
pthread_mutex_lock(&_dmon.mutex);
for (int i = 0; i < _dmon.num_watches; i++) {
dmon__watch_state* watch = &_dmon.watches[i];
if (FD_ISSET(watch->fd, &rfds)) {