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Lecture depuis la console et C en mode nazi
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commit
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@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.7)
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project(fish)
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set(CMAKE_C_STANDARD 99)
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set(CMAKE_C_FLAGS "-Wall -Werror -pedantic -fpic -Wextra")
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set(SOURCE_FILES main.c fish_lib/fish_lib.c fish_lib/fish_lib.h)
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add_executable(fish ${SOURCE_FILES})
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@ -6,38 +6,69 @@
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#include <string.h>
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#include "fish_lib.h"
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void fishLoop(){
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printf("banana");
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#define FISH_BUFFER_SIZE 1024
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#define FISH_TOKENS " \t\r\n\a"
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void fishLoop(Settings * settings){
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char * line = NULL;
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WordArray * splited = NULL;
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int exited = 0;
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int i;
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while (!exited) {
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printf("%s", settings->PS1);
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line = fishReadLine();
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line = fishExpand(line);
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splited = split(line, FISH_TOKENS);
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for (i = 0; i < splited->size; i++) {
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printf("%s\n", splited->words[i]);
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if(!strcmp(splited->words[i], "exit"))
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exited = 1;
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}
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freeWordArray(splited);
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free(line);
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}
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}
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int countSeparator(char *string, char separator) {
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int countSeparators(char *string, char *separators) {
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int nb = 0;
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int i = 0;
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int k = 0;
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while (string[i] != '\0'){
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if (string[i] == separator){
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nb++;
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while (separators[k] != '\0'){
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if (string[i] == separators[k]){
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nb++;
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}
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k++;
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}
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i++;
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k = 0;
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}
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return nb;
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}
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Word * split(char *string, char *separator){
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int array_size = countSeparator(string, separator[0]) + 1;
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Word *tokens = malloc(sizeof(Word) * array_size);
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WordArray * split(char *string, char *separator){
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int array_size = countSeparators(string, separator) + 1;
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WordArray *tokens = (WordArray*) malloc(sizeof(WordArray));
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char *to_delete = strdup(string);
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char *token = NULL;
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int i = 0;
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if (tokens == NULL || to_delete == NULL){
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if (tokens != NULL){
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tokens->words = (char **) malloc(sizeof(char*) * array_size);
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tokens->size = array_size;
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}
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if (tokens == NULL || to_delete == NULL || tokens->words == NULL){
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fprintf(stderr, "fish: Error allocating fucking pointer !");
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exit(EXIT_FAILURE);
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}
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while((token = strsep(&to_delete, separator)) != NULL){
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printf("%s\n", token);
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tokens[i].word = strdup(token);
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tokens[i].size = strlen(token);
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tokens->words[i] = strdup(token);
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i++;
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}
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free(to_delete);
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@ -45,16 +76,66 @@ Word * split(char *string, char *separator){
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return tokens;
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}
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void freeWordArray(Word *array, int size) {
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void freeWordArray(WordArray *array) {
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int i;
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for (i=0;i<size;i++){
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free(array + i);
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if (array != NULL) {
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for (i = 0; i < array->size; i++) {
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free(array->words[i]);
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}
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free(array);
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}
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free(array);
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}
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char *fishReadLine() {
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size_t bufferSize = FISH_BUFFER_SIZE;
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int position = 0;
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char *line = malloc(sizeof(char*) * bufferSize);
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int c;
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if (line == NULL){
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fprintf(stderr, "fish: Error allocating fucking buffer shit !");
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exit(EXIT_FAILURE);
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}
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while (1){
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c = getchar();
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if (c == EOF || c == '\n'){
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line[position] = '\0';
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return line;
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} else {
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line[position] = (char) c;
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}
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position++;
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if ((size_t) position > bufferSize){
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bufferSize+=bufferSize;
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line = realloc(line, bufferSize);
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if (line == NULL){
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fprintf(stderr, "fish: Error allocating fucking buffer shit !");
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exit(EXIT_FAILURE);
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}
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}
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}
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return NULL;
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}
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char *fishExpand(char *line) {
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return line;
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}
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Settings *getSettings() {
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Settings *s = (Settings*) malloc(sizeof(Settings));
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if (s == NULL){
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fprintf(stderr, "fish: Error allocating fucking settings");
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exit(EXIT_FAILURE);
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}
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s->PS1 = strdup("~>");
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return s;
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}
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@ -6,18 +6,32 @@
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#define FISH_FISH_LIB_H
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typedef struct {
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char * word;
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size_t size;
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} Word;
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char ** words;
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int size;
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} WordArray;
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void fishLoop();
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typedef struct {
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char *PS1;
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} Settings;
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/* WordArray functions */
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WordArray * split(char *string, char *separator);
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void freeWordArray(WordArray *array);
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/* Settings functions */
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Settings * getSettings();
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/* General purpose functions */
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void fishLoop(Settings * settings);
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char * fishReadLine();
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Word * split(char *string, char *separator);
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int countSeparators(char *string, char *separators);
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int countSeparator(char *string, char separator);
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void freeWordArray(Word *array, int size);
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char * fishExpand(char* line);
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#endif //FISH_FISH_LIB_H
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