Llewellyn/conky
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Remove obsolete config-file stuff, move slowly toward making conky functional again

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This commit is contained in:
Pavel Labath 2010-09-15 23:37:13 +02:00
parent 9f7e696a85
commit 1c785f2ab9
2 changed files with 40 additions and 202 deletions
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234
src/conky.cc
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@ -739,44 +739,6 @@ long get_current_text_color(void)
return current_text_color;
}
//adds newstring to to the tree unless you can already see it when travelling back.
//if it's possible to attach it then it returns a pointer to the leaf, else it returns NULL
struct conftree* conftree_add(struct conftree* previous, const char* newstring) {
struct conftree* node;
struct conftree* node2;
for(node = previous; node != NULL; node = node->back) {
if(strcmp(node->string, newstring) == 0) {
return NULL;
}
}
node = (struct conftree*)malloc(sizeof(struct conftree));
if (previous != NULL) {
if(previous->vert_next == NULL) {
previous->vert_next = node;
} else {
for(node2 = previous->vert_next; node2->horz_next != NULL; node2 = node2->horz_next ) { }
node2->horz_next = node;
}
}
node->string = strdup(newstring);
node->horz_next = NULL;
node->vert_next = NULL;
node->back = previous;
return node;
}
void conftree_empty(struct conftree* tree) {
if(tree) {
conftree_empty(tree->horz_next);
conftree_empty(tree->vert_next);
free(tree->string);
free(tree);
}
}
struct conftree *currentconffile;
static void extract_variable_text(const char *p)
{
free_text_objects(&global_root_object);
@ -2542,8 +2504,6 @@ void free_specials(special_t *current) {
void clean_up_without_threads(void *memtofree1, void* memtofree2)
{
conftree_empty(currentconffile);
currentconffile = NULL;
free_and_zero(memtofree1);
free_and_zero(memtofree2);
timed_thread::destroy_registered_threads();
@ -2676,152 +2636,38 @@ static void X11_create_window(void)
}
#endif /* BUILD_X11 */
#define CONF_ERR NORM_ERR("%s: %d: config file error", f, line)
#define CONF_ERR2(a) NORM_ERR("%s: %d: config file error: %s", f, line, a)
#define CONF2(a) if (strcasecmp(name, a) == 0)
#define CONF(a) else CONF2(a)
#define CONF3(a, b) else if (strcasecmp(name, a) == 0 \
|| strcasecmp(name, b) == 0)
#define CONF_CONTINUE 1
#define CONF_BREAK 2
#define CONF_BUFF_SIZE 512
static FILE *open_config_file(const char *f)
void load_config_file()
{
return fopen(f, "r");
}
DBGP("reading contents from config file '%s'", current_config.c_str());
static int do_config_step(int *line, FILE *fp, char *buf, char **name, char **value)
{
char *p, *p2;
(*line)++;
if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
return CONF_BREAK;
}
remove_comments(buf);
lua::state &l = *state;
lua::stack_sentry s(l);
l.checkstack(2);
p = buf;
if(current_config == builtin_config_magic)
l.loadstring(defconfig);
else
l.loadfile(current_config.c_str());
l.call(0, 0);
/* skip spaces */
while (*p && isspace((int) *p)) {
p++;
}
if (*p == '\0') {
return CONF_CONTINUE; /* empty line */
}
l.getglobal("conky");
l.getfield(-1, "text");
l.replace(-2);
if(l.type(-1) != lua::TSTRING)
throw std::runtime_error("missing text block in configuration; exiting");
/* Remove \\-\n. */
l.gsub(l.tocstring(-1), "\\\n", "");
l.replace(-2);
global_text = strdup(l.tocstring(-1));
l.pop();
*name = p;
// XXX: what does this do?
// global_text_lines = line + 1;
/* skip name */
p2 = p;
while (*p2 && !isspace((int) *p2)) {
p2++;
}
if (*p2 != '\0') {
*p2 = '\0'; /* break at name's end */
p2++;
}
/* get value */
if (*p2) {
p = p2;
while (*p && isspace((int) *p)) {
p++;
}
*value = p;
p2 = *value + strlen(*value);
while (isspace((int) *(p2 - 1))) {
*--p2 = '\0';
}
} else {
*value = 0;
}
return 0;
}
char load_config_file(const char *f)
{
int line = 0;
FILE *fp;
fp = open_config_file(f);
if (!fp) {
return FALSE;
}
DBGP("reading contents from config file '%s'", f);
while (!feof(fp)) {
char buff[CONF_BUFF_SIZE], *name, *value;
int ret = do_config_step(&line, fp, buff, &name, &value);
if (ret == CONF_BREAK) {
break;
} else if (ret == CONF_CONTINUE) {
continue;
}
// start the whole if-then-else-if cascade
if (false) {}
CONF("text") {
free_and_zero(global_text);
global_text = (char *) malloc(1);
global_text[0] = '\0';
while (!feof(fp)) {
unsigned int l = strlen(global_text);
unsigned int bl;
char buf[CONF_BUFF_SIZE];
if (fgets(buf, CONF_BUFF_SIZE, fp) == NULL) {
break;
}
/* Remove \\-\n. */
bl = strlen(buf);
if (bl >= 2 && buf[bl-2] == '\\' && buf[bl-1] == '\n') {
buf[bl-2] = '\0';
bl -= 2;
if (bl == 0) {
continue;
}
}
/* Check for continuation of \\-\n. */
if (l > 0 && buf[0] == '\n' && global_text[l-1] == '\\') {
global_text[l-1] = '\0';
continue;
}
global_text = (char *) realloc(global_text, l + bl + 1);
strcat(global_text, buf);
if (strlen(global_text) > max_user_text.get(*state)) {
break;
}
}
global_text_lines = line + 1;
break;
}
else {
NORM_ERR("%s: %d: no such configuration: '%s'", f, line, name);
}
}
fclose(fp);
if (!global_text) { // didn't supply any text
CRIT_ERR(NULL, NULL, "missing text block in configuration; exiting");
}
if (!output_methods) {
CRIT_ERR(0, 0, "no output_methods have been selected; exiting");
}
#if 0
#if defined(BUILD_NCURSES)
#if defined(BUILD_X11)
if(out_to_x.get(*state)) {
current_text_color = default_color.get(*state);
}
if (out_to_x.get(*state) && out_to_ncurses.get(*state)) {
NORM_ERR("out_to_x and out_to_ncurses are incompatible, turning out_to_ncurses off");
state->pushboolean(false);
@ -2838,7 +2684,11 @@ char load_config_file(const char *f)
out_to_stderr.lua_set(*state);
}
#endif /* BUILD_NCURSES */
return TRUE;
#endif
if(out_to_x.get(*state)) {
current_text_color = default_color.get(*state);
}
}
static void print_help(const char *prog_name) {
@ -2968,8 +2818,7 @@ void initialisation(int argc, char **argv) {
set_default_configurations();
set_current_config();
load_config_file(current_config.c_str());
currentconffile = conftree_add(currentconffile, current_config.c_str());
load_config_file();
/* handle other command line arguments */
@ -3056,10 +2905,12 @@ void initialisation(int argc, char **argv) {
break;
case '?':
exit(EXIT_FAILURE);
throw std::runtime_error("Unknown argument");
}
}
conky::set_config_settings(*state);
/* generate text and get initial size */
extract_variable_text(global_text);
free_and_zero(global_text);
@ -3200,15 +3051,14 @@ int main(int argc, char **argv)
state.reset(new lua::state);
conky::export_symbols(*state);
initialisation(argc, argv);
first_pass = 0; /* don't ever call fork() again */
//////////// XXX ////////////////////////////////
lua::state &l = *state;
try {
if(current_config == builtin_config_magic)
l.loadstring(defconfig);
else
l.loadfile(current_config.c_str());
l.call(0, 0);
conky::set_config_settings(l);
std::cout << "config.alignment = " << text_alignment.get(l) << std::endl;
l.pushstring("X");
text_alignment.lua_set(l);
@ -3229,9 +3079,6 @@ int main(int argc, char **argv)
l.call(0, 0);
sleep(3);
conky::cleanup_config_settings(*state);
state.reset();
}
catch(std::exception &e) {
std::cerr << "caught exception: " << e.what() << std::endl;
@ -3278,13 +3125,10 @@ int main(int argc, char **argv)
fcntl(inotify_fd, F_SETFD, fcntl(inotify_fd, F_GETFD) | FD_CLOEXEC);
}
#endif /* HAVE_SYS_INOTIFY_H */
clean_up(NULL, NULL);
return 0;
//////////// XXX ////////////////////////////////
initialisation(argc, argv);
first_pass = 0; /* don't ever call fork() again */
main_loop();
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)

8
src/conky.h
View File

@ -169,17 +169,11 @@ struct conftree {
struct conftree* back;
};
char load_config_file(const char *);
void load_config_file();
char *get_global_text(void);
extern long global_text_lines;
//adds newstring to to the tree unless you can already see it when travelling back.
//if it's possible to attach it then it returns a pointer to the leaf, else it returns NULL
struct conftree* conftree_add(struct conftree* previous, const char* newstring);
extern struct conftree *currentconffile;
#define MAX_TEMPLATES 10
char **get_templates(void);