/**
* Prepend new data to file.
*
* @file: File to prepend the data
* @format: Format string used to process va_list
*/
gboolean util_file_prepend(const char *file, const char *format, ...)
{
gboolean res = false;
va_list args;
char *content;
FILE *f;
content = util_get_file_contents(file, NULL);
if ((f = fopen(file, "w"))) {
FLOCK(fileno(f), F_WRLCK);
va_start(args, format);
/* write new content to the file */
vfprintf(f, format, args);
va_end(args);
/* append previous file content */
fputs(content, f);
FLOCK(fileno(f), F_UNLCK);
fclose(f);
res = true;
}
g_free(content);
return res;
}
static void resume_editor(GPid pid, int status, EditorData *data)
{
char *text;
if (status == 0) {
text = util_get_file_contents(data->file, NULL);
if (text) {
dom_editable_element_set_value(data->element, text);
}
g_free(text);
}
dom_editable_element_set_disable(data->element, false);
g_unlink(data->file);
g_free(data->file);
g_slice_free(EditorData, data);
g_spawn_close_pid(pid);
}
static void resume_editor(GPid pid, int status, EditorData *data)
{
char *text, *tmp;
char *jscode;
g_assert(pid);
g_assert(data);
g_assert(data->c);
g_assert(data->file);
if (status == 0) {
/* get the text the editor stored */
text = util_get_file_contents(data->file, NULL);
if (text) {
/* escape the text to form a valid JS string */
/* TODO: could go into util.c maybe */
struct search_replace {
const char* search;
const char* replace;
} escapes[] = {
{"\x01", ""},
{"\x02", ""},
{"\x03", ""},
{"\x04", ""},
{"\x05", ""},
{"\x06", ""},
{"\a", ""},
{"\b", ""},
{"\t", "\\t"},
{"\n", "\\n"},
{"\v", ""},
{"\f", ""},
{"\r", ""},
{"\x0E", ""},
{"\x0F", ""},
{"\x10", ""},
{"\x11", ""},
{"\x12", ""},
{"\x13", ""},
{"\x14", ""},
{"\x15", ""},
{"\x16", ""},
{"\x17", ""},
{"\x18", ""},
{"\x19", ""},
{"\x1A", ""},
{"\x1B", ""},
{"\x1C", ""},
{"\x1D", ""},
{"\x1E", ""},
{"\x1F", ""},
{"\"", "\\\""},
{"\x7F", ""},
{NULL, NULL},
};
for(struct search_replace *i = escapes; i->search; i++) {
tmp = util_str_replace(i->search, i->replace, text);
g_free(text);
text = tmp;
}
/* put the text back into the element */
jscode = g_strdup_printf("vimb_input_mode_element.value=\"%s\"", text);
ext_proxy_eval_script(data->c, jscode, NULL);
g_free(jscode);
g_free(text);
}
}
ext_proxy_eval_script(data->c,
"vimb_input_mode_element.disabled=false;"
"vimb_input_mode_element.focus()", NULL);
g_unlink(data->file);
g_free(data->file);
g_slice_free(EditorData, data);
g_spawn_close_pid(pid);
}
