int initialize_main(int * argc, char *** argv, char * delim) {
char stringToParse [ MAX_LENGTH ];
if (fgets(stringToParse, sizeof(stringToParse), stdin) == NULL) {
printf("initialize_main : There is no string to parse !");
return 0;
}
if (stringToParse==NULL) {
printf("initialize_main : There is no string to parse !");
return 0;
}
removeEndCharacters(stringToParse);
// Replace '\r' and '\n' by '\0'. Only the first line of the file will be parsed.
char * string = strdup(stringToParse);
int nbrArguments = countArguments (&string, delim) + 1 ; // Later : *argc = nbrArguments;
if (nbrArguments<=1) {
printf("initialize_main : There is no arguments ! ");
return 0;
}
char ** tab = malloc(nbrArguments*sizeof(char*)); // Later : *argv = tab;
int i = 0;
*(tab + i) = "padding***CommandWichLaunchedThisExecutable***";
i = i+1; // i==1
char * stringTemp = strsep(&string, delim);
while (stringTemp!=NULL)
{
if (*stringTemp != '\0') {
*(tab + i) = strdup(stringTemp);
i=i+1;
}
stringTemp = strsep(&string, delim);
}
if(i==1) {
printf("initialize_main : There is no arguments ! ");
return 0;
}
*argc = nbrArguments;
*argv = tab;
free(string);
return 0;
}
/*
* Iterate through the passed name=value pairs
* and construct extArg structs for each of them.
*
* Add them to the array of extArg structs inside
* the req struct
*/
int parseArguments(struct extRequest *req) {
char **array, **arrayStep;
if (cgiFormEntries(&array) != cgiFormSuccess) {
return 0;
}
int num_args = countArguments();
int arg_num = 0;
req->numargs = num_args;
/* make req->args big enough to hold all the extArg structs */
req->args = (struct extArg **)malloc(sizeof(struct extArg)*num_args);
arrayStep = array;
int val_size = 0;
char *val;
while (*arrayStep) {
/* If the name is not a URL, method, or callback, we need to add it */
if(strcmp(*arrayStep, URL_PARAM_NAME) != 0 &&
strcmp(*arrayStep, CALLBACK_PARAM_NAME) != 0) {
/* Get the length of the passed string so our buffer is big enough. */
cgiFormStringSpaceNeeded(*arrayStep, &val_size);
val = (char*)malloc(sizeof(char)*val_size);
cgiFormString(*arrayStep, val, val_size);
req->args[arg_num++] = makeArg(*arrayStep, val);
/* The val has been passed to makeArg, so free it */
free(val);
}
arrayStep++;
}
cgiStringArrayFree(array);
return 1;
}
void
initJobInfoFromString( JobInfo* jobinfo, const char* commandline )
/* purpose: initialize the data structure with default
* paramtr: jobinfo (OUT): initialized memory block
* commandline (IN): commandline concatenated string to separate
*/
{
size_t i;
char* t;
#ifdef USE_PARSE
int state = 0;
Node* head = parseCommandLine( commandline, &state );
#else
char* s;
#endif
/* reset everything */
memset( jobinfo, 0, sizeof(JobInfo) );
#ifdef USE_PARSE
/* only continue in ok state AND if there is anything to do */
if ( state == 32 && head ) {
size_t size, argc = size = 0;
Node* temp = head;
while ( temp ) {
size += (strlen(temp->data) + 1);
argc++;
temp = temp->next;
}
/* prepare copy area */
jobinfo->copy = (char*) malloc( size+argc );
/* prepare argument vector */
jobinfo->argc = argc;
jobinfo->argv = (char* const*) calloc( argc+1, sizeof(char*) );
/* copy list while updating argument vector and freeing lose arguments */
t = jobinfo->copy;
for ( i=0; i < argc && (temp=head); ++i ) {
/* append string to copy area */
size_t len = strlen(temp->data)+1;
memcpy( t, temp->data, len );
/* I hate nagging compilers which think they know better */
memcpy( (void*) &jobinfo->argv[i], &t, sizeof(char*) );
t += len;
/* clear parse list while we are at it */
head = temp->next;
free((void*) temp->data );
free((void*) temp );
}
}
/* free list of (partial) argv */
if ( head ) deleteNodes(head);
#else
/* activate copy area */
jobinfo->copy = strdup( commandline ? commandline : "" );
/* prepare argv buffer for arguments */
jobinfo->argc = countArguments(commandline);
jobinfo->argv = (char* const*) calloc( 1+jobinfo->argc, sizeof(char*) );
/* copy argument positions into pointer vector */
for ( i=0, s=jobinfo->copy; *s && i < jobinfo->argc; i++ ) {
while ( *s && isspace(*s) ) *s++ = '\0';
t = s;
while ( *s && ! isspace(*s) ) ++s;
jobinfo->argv[i] = t;
}
/* remove possible trailing whitespaces */
while ( *s && isspace(*s) ) *s++ = '\0';
/* finalize vector */
jobinfo->argv[i] = NULL;
#endif
/* this is a valid (and initialized) entry */
if ( jobinfo->argc > 0 ) {
/* check out path to job */
char* realpath = findApp( jobinfo->argv[0] );
if ( realpath ) {
/* I hate nagging compilers which think they know better */
memcpy( (void*) &jobinfo->argv[0], &realpath, sizeof(char*) );
jobinfo->isValid = 1;
} else {
jobinfo->status = -127;
jobinfo->saverr = errno;
jobinfo->isValid = 2;
}
/* initialize some data for myself */
initStatInfoFromName( &jobinfo->executable, jobinfo->argv[0], O_RDONLY, 0 );
}
}