#include "Clean.h"
static char *cs_answer = (char *)NULL;
+HISTORY_STATE *history_state = NULL;
-void cleanReadLine(CleanString prompt, int history, CleanString *result)
-{
- //Initialize
- unsigned long promptlen = CleanStringLength(prompt);
- char *cs_prompt = (char *)malloc(promptlen+1);
- if(cs_prompt == NULL){
+char *cleanStringToCString(CleanString s){
+ unsigned long len = CleanStringLength(s);
+ char *cs = (char *)malloc(len+1);
+ if(cs == NULL){
printf("malloc failed...\n");
exit(1);
}
- memcpy(cs_prompt, CleanStringCharacters(prompt), promptlen);
- cs_prompt[promptlen] = '\0';
+ memcpy(cs, CleanStringCharacters(s), len);
+ cs[len] = '\0';
+ return cs;
+}
+
+void cleanReadLine(CleanString prompt, int history, CleanString *result)
+{
+ char *cs_prompt = cleanStringToCString(prompt);
//Get the answer and add to history if not empty
if(cs_answer){
add_history(cs_answer);
}
- //Transfor answer into cstring
- CleanStringVariable(answer, strlen(cs_answer));
- *result = (CleanString) answer;
- memcpy(CleanStringCharacters(answer), cs_answer, strlen(cs_answer));
- CleanStringLength(answer) = strlen(cs_answer);
+ if(!cs_answer){ //In case of an EOF
+ CleanStringVariable(answer, 1);
+ *result = (CleanString) answer;
+ memcpy(CleanStringCharacters(answer), "", 1);
+ CleanStringLength(answer) = 1;
+ } else { //In case of a proper response
+ CleanStringVariable(answer, strlen(cs_answer));
+ *result = (CleanString) answer;
+ memcpy(CleanStringCharacters(answer), cs_answer, strlen(cs_answer));
+ CleanStringLength(answer) = strlen(cs_answer);
+ }
+}
+
+void cleanSetReadLineName(CleanString name){
+ rl_readline_name = cleanStringToCString(name);
+}
+
+void cleanUsingHistory(){
+ using_history();
+}
+
+void cleanGetState(int *offset, int *num, int *flags){
+ *offset = history_get_history_state()->offset;
+ *num = history_get_history_state()->length;
+ *flags = history_get_history_state()->flags;
+}
+
+void cleanGetHistoryItem(int num, CleanString *line, CleanString *timestamp){
+ char *cs_line = history_get_history_state()->entries[num]->line;
+ char *cs_stamp = history_get_history_state()->entries[num]->timestamp;
+
+ CleanStringVariable(cleanLine, strlen(cs_line));
+ *line = (CleanString) cleanLine;
+ memcpy(CleanStringCharacters(cleanLine), cs_line, strlen(cs_line));
+ CleanStringLength(cleanLine) = strlen(cs_line);
+
+ CleanStringVariable(cleanTimestamp, strlen(cs_stamp));
+ *timestamp = (CleanString) cleanTimestamp;
+ memcpy(CleanStringCharacters(cleanTimestamp), cs_stamp, strlen(cs_stamp));
+ CleanStringLength(cleanTimestamp) = strlen(cs_stamp);
+}
+
+void cleanInitNewHistoryState(int offset, int flags, int num){
+ printf("Initializing: %d, %d, %d\n", offset, flags, num);
+ if(history_state != NULL){
+ free(history_state);
+ }
+ history_state = (HISTORY_STATE *)malloc(sizeof(HISTORY_STATE));
+ if(history_state == NULL){
+ printf("Not enough memory...\n");
+ exit(1);
+ }
+ HIST_ENTRY **entries = (HIST_ENTRY **)malloc(sizeof(HIST_ENTRY*)*num);
+ if(entries == NULL){
+ printf("Not enough memory...\n");
+ exit(1);
+ }
+ for(int i = 0; i<num; i++){
+ entries[i] = (HIST_ENTRY *)malloc(sizeof(HIST_ENTRY));
+ }
+ history_state->offset = offset;
+ history_state->entries = entries;
+ history_state->length = num;
+ history_state->size = num;
+ history_state->flags = 0;
+ printf("Initialization done\n");
+}
+
+void cleanSetNewHistoryEntry(int i, CleanString line, CleanString timestamp){
+ char *cs_line = cleanStringToCString(line);
+ char *cs_timestamp = cleanStringToCString(timestamp);
+ printf("adding: %d, %s, %s\n", i, cs_line, cs_timestamp);
+ history_state->entries[i]->line = cs_line;
+ history_state->entries[i]->timestamp = cs_timestamp;
+ printf("done adding: %d, %s, %s\n", i, cs_line, cs_timestamp);
}
+
+void cleanCommitSetHistory(void){
+ printf("commit\n");
+ history_set_history_state(history_state);
+ printf("committed\n");
+}
+
+void cleanAddHistory(CleanString entry){
+ char *cs_entry = cleanStringToCString(entry);
+ add_history(cs_entry);
+ free(cs_entry);
+}
+
+void cleanClearHistory(){
+ clear_history();
+}
+
+int cleanHistorySearch(CleanString s, int dir){
+ char *cs_s = cleanStringToCString(s);
+ int ret = history_search(cs_s, dir);
+ free(cs_s);
+ return ret;
+}
+
+int cleanHistorySearchPrefix(CleanString s, int dir){
+ char *cs_s = cleanStringToCString(s);
+ int ret = history_search_prefix(cs_s, dir);
+ free(cs_s);
+ return ret;
+}
+
+int cleanHistorySearchPos(CleanString s, int dir, int pos){
+ char *cs_s = cleanStringToCString(s);
+ int ret = history_search_pos(cs_s, dir, pos);
+ free(cs_s);
+ return ret;
+}
+
+int cleanReadHistory(CleanString path)
+{
+ char *cs_path = cleanStringToCString(path);
+ int errno = read_history(cs_path);
+ free(cs_path);
+ return errno;
+}
+
+int cleanReadHistoryRange(CleanString path, int from, int to)
+{
+ char *cs_path = cleanStringToCString(path);
+ int errno = read_history_range(cs_path, from, to);
+ free(cs_path);
+ return errno;
+}
+
+int cleanWriteHistory(CleanString path)
+{
+ char *cs_path = cleanStringToCString(path);
+ int errno = write_history(cs_path);
+ free(cs_path);
+ return errno;
+}
+
+int cleanAppendHistory(int n, CleanString path)
+{
+ char *cs_path = cleanStringToCString(path);
+ int errno = append_history(n, cs_path);
+ free(cs_path);
+ return errno;
+}
+
+int cleanHistoryTruncateFile(CleanString path, int nlines)
+{
+ char *cs_path = cleanStringToCString(path);
+ int errno = history_truncate_file(cs_path, nlines);
+ free(cs_path);
+ return errno;
+}
+
repositories / CleanReadLine.git / blobdiff