Indentation avec tabulations

This commit is contained in:
Antoine Bartuccio 2017-05-15 11:22:53 +02:00
parent df2524f1fc
commit 5cef74481c
4 changed files with 163 additions and 159 deletions

View File

@ -7,58 +7,58 @@
/* Necessary global variables */
char * builtinCommandsStr[] = {
"cd",
"help",
"exit"
"cd",
"help",
"exit"
};
builtinCommand *builtinCommands[] = {
&fishCd,
&fishHelp,
&fishExit
&fishCd,
&fishHelp,
&fishExit
};
char ** getBuiltinCommandsStr(){
return builtinCommandsStr;
return builtinCommandsStr;
}
builtinCommand **getBuiltinCommands(){
return builtinCommands;
return builtinCommands;
}
int fishCd(WordArray *args) {
if (args->size < 2){
fprintf(stderr, "fish: Où sont les arguments de ta commande \"cd\" connard ?!\n");
} else {
if (chdir(args->words[1]) != 0){
perror("fish");
}
}
return 1;
if (args->size < 2){
fprintf(stderr, "fish: Où sont les arguments de ta commande \"cd\" connard ?!\n");
} else {
if (chdir(args->words[1]) != 0){
perror("fish");
}
}
return 1;
}
int fishHelp(WordArray *args) {
int i;
printf("Bartuccio Antoine, Amalvy Arthur, Yann Chevanton\n");
printf("Tape tes putains de noms de programmes et tes arguments de merde et tabasse ENTER !\n");
printf("Les commandes suivantes sont internes :\nls");
for (i=0; i < getNbBuiltins(); i++){
printf("\t%s\n", builtinCommandsStr[i]);
}
printf("Et sinon pour le reste, RTFM !");
if (args->size > 0)
return 1;
return 1;
int i;
printf("Bartuccio Antoine, Amalvy Arthur, Yann Chevanton\n");
printf("Tape tes putains de noms de programmes et tes arguments de merde et tabasse ENTER !\n");
printf("Les commandes suivantes sont internes :\nls");
for (i=0; i < getNbBuiltins(); i++){
printf("\t%s\n", builtinCommandsStr[i]);
}
printf("Et sinon pour le reste, RTFM !");
if (args->size > 0)
return 1;
return 1;
}
int fishExit(WordArray *args) {
if (args->size != 1)
return 1;
else
return 0;
if (args->size != 1)
return 1;
else
return 0;
}
int getNbBuiltins() {
return sizeof(builtinCommandsStr) / sizeof(char*);
return sizeof(builtinCommandsStr) / sizeof(char*);
}

View File

@ -12,172 +12,172 @@
#define FISH_TOKENS " \t\r\n\a"
void fishLoop(Settings * settings){
char * line = NULL;
WordArray * splited = NULL;
int status = 1;
char * line = NULL;
WordArray * splited = NULL;
int status = 1;
do {
printf("%s", settings->PS1);
line = fishReadLine();
line = fishExpand(line);
do {
printf("%s", settings->PS1);
line = fishReadLine();
line = fishExpand(line);
splited = split(line, FISH_TOKENS);
splited = split(line, FISH_TOKENS);
status = fishExecute(splited);
status = fishExecute(splited);
freeWordArray(splited);
free(line);
} while(status);
freeWordArray(splited);
free(line);
} while(status);
}
int countSeparators(char *string, char *separators) {
int nb = 0;
int i = 0;
int k = 0;
while (string[i] != '\0'){
while (separators[k] != '\0'){
if (string[i] == separators[k]){
nb++;
}
k++;
}
i++;
k = 0;
}
return nb;
int nb = 0;
int i = 0;
int k = 0;
while (string[i] != '\0'){
while (separators[k] != '\0'){
if (string[i] == separators[k]){
nb++;
}
k++;
}
i++;
k = 0;
}
return nb;
}
WordArray * split(char *string, char *separator){
int array_size = countSeparators(string, separator) + 1;
WordArray *tokens = (WordArray*) malloc(sizeof(WordArray));
char *to_delete = strdup(string);
char *token = NULL;
int i = 0;
int array_size = countSeparators(string, separator) + 1;
WordArray *tokens = (WordArray*) malloc(sizeof(WordArray));
char *to_delete = strdup(string);
char *token = NULL;
int i = 0;
if (tokens != NULL){
tokens->words = (char **) malloc(sizeof(char*) * (array_size + 1));
tokens->words[array_size] = NULL;
tokens->size = array_size;
}
if (tokens != NULL){
tokens->words = (char **) malloc(sizeof(char*) * (array_size + 1));
tokens->words[array_size] = NULL;
tokens->size = array_size;
}
if (tokens == NULL || to_delete == NULL || tokens->words == NULL){
fprintf(stderr, "fish: Error allocating fucking pointer !");
exit(EXIT_FAILURE);
}
if (tokens == NULL || to_delete == NULL || tokens->words == NULL){
fprintf(stderr, "fish: Error allocating fucking pointer !");
exit(EXIT_FAILURE);
}
while((token = strsep(&to_delete, separator)) != NULL){
tokens->words[i] = strdup(token);
i++;
}
while((token = strsep(&to_delete, separator)) != NULL){
tokens->words[i] = strdup(token);
i++;
}
free(to_delete);
free(to_delete);
return tokens;
return tokens;
}
void freeWordArray(WordArray *array) {
int i;
if (array != NULL) {
for (i = 0; i < array->size; i++) {
free(array->words[i]);
}
free(array);
}
int i;
if (array != NULL) {
for (i = 0; i < array->size; i++) {
free(array->words[i]);
}
free(array);
}
}
char *fishReadLine() {
size_t bufferSize = FISH_BUFFER_SIZE;
int position = 0;
char *line = malloc(sizeof(char*) * bufferSize);
int c;
size_t bufferSize = FISH_BUFFER_SIZE;
int position = 0;
char *line = malloc(sizeof(char*) * bufferSize);
int c;
if (line == NULL){
fprintf(stderr, "fish: Error allocating fucking buffer shit !");
exit(EXIT_FAILURE);
}
if (line == NULL){
fprintf(stderr, "fish: Error allocating fucking buffer shit !");
exit(EXIT_FAILURE);
}
while (1){
c = getchar();
while (1){
c = getchar();
switch (c){
case '\n':
line[position] = '\0';
return line;
case EOF:
exit(EXIT_SUCCESS);
default:
line[position] = (char) c;
}
switch (c){
case '\n':
line[position] = '\0';
return line;
case EOF:
exit(EXIT_SUCCESS);
default:
line[position] = (char) c;
}
position++;
position++;
if ((size_t) position > bufferSize){
bufferSize+=bufferSize;
line = realloc(line, bufferSize);
if (line == NULL){
fprintf(stderr, "fish: Error allocating fucking buffer shit !");
exit(EXIT_FAILURE);
}
}
}
if ((size_t) position > bufferSize){
bufferSize+=bufferSize;
line = realloc(line, bufferSize);
if (line == NULL){
fprintf(stderr, "fish: Error allocating fucking buffer shit !");
exit(EXIT_FAILURE);
}
}
}
return NULL;
return NULL;
}
char *fishExpand(char *line) {
return line;
return line;
}
Settings *getSettings() {
Settings *s = (Settings*) malloc(sizeof(Settings));
if (s == NULL){
fprintf(stderr, "fish: Error allocating fucking settings");
exit(EXIT_FAILURE);
}
s->PS1 = strdup("\n~>");
Settings *s = (Settings*) malloc(sizeof(Settings));
if (s == NULL){
fprintf(stderr, "fish: Error allocating fucking settings");
exit(EXIT_FAILURE);
}
s->PS1 = strdup("\n~>");
return s;
return s;
}
int fishLoad(WordArray *array) {
pid_t pid;
int status;
pid_t pid;
int status;
pid = fork();
if (pid == 0){
/* Executes only in the child process */
if (execvp(array->words[0], array->words) == -1){
/* Error during system call */
perror("fish");
}
exit(EXIT_FAILURE);
} else if (pid < 0){
/* Fork failed */
perror("fish");
} else {
/* Handle parent process */
pid = fork();
if (pid == 0){
/* Executes only in the child process */
if (execvp(array->words[0], array->words) == -1){
/* Error during system call */
perror("fish");
}
exit(EXIT_FAILURE);
} else if (pid < 0){
/* Fork failed */
perror("fish");
} else {
/* Handle parent process */
/* Wait for the child process to finish */
do {
waitpid(pid, &status, WUNTRACED);
} while (!WIFEXITED(status) && !WIFSIGNALED(status));
}
/* Wait for the child process to finish */
do {
waitpid(pid, &status, WUNTRACED);
} while (!WIFEXITED(status) && !WIFSIGNALED(status));
}
return 1;
return 1;
}
int fishExecute(WordArray *array) {
int i;
if (array->size < 0)
return 1;
int i;
if (array->size < 0)
return 1;
for (i=0; i < getNbBuiltins(); i++){
if (!strcmp(array->words[0], getBuiltinCommandsStr()[i])){
return getBuiltinCommands()[i](array);
}
}
for (i=0; i < getNbBuiltins(); i++){
if (!strcmp(array->words[0], getBuiltinCommandsStr()[i])){
return getBuiltinCommands()[i](array);
}
}
return fishLoad(array);
return fishLoad(array);
}

View File

@ -8,12 +8,12 @@
/* Custom types */
typedef struct {
char ** words;
int size;
char ** words;
int size;
} WordArray;
typedef struct {
char *PS1;
char *PS1;
} Settings;

10
main.c
View File

@ -1,9 +1,13 @@
#include <stdlib.h>
#include "fish_shell/fish_core.h"
#include "fish_shell/fish_types.h"
int main() {
/* todo load config file */
fishLoop(getSettings());
/* todo load config file */
Settings *s = getSettings();
fishLoop(s);
free(s->PS1);
free(s);
return EXIT_SUCCESS;
return EXIT_SUCCESS;
}