int main(int argc, char *argv[]){
int idx_paths; /* index to the first path in argv[] */
int retval=RTRN_OK;
char *defaultpath=".";
mpz_t size; /* used by dothedu, contains the size of the path given after a call */
mpz_t total; /* holds the total size for --total */
/* setup vars, etc... */
init(argc, argv);
/* process command line */
idx_paths=procopts(argc, argv);
/* if there was no path arg, fake the default path as the arg */
if(idx_paths>=argc){
argv=&defaultpath;
argc=1;
idx_paths=0;
}
mpz_init(size); /* init the size var, we are going to use it */
if(opt_printtotal)
mpz_init_set_ui(total,0); /* init the total var, we are going to use it */
while(idx_paths<argc){
char path[PATH_MAX+1]={};
int depth;
/* first normalize the path */
switch(normalizepath(argv[idx_paths],path,PATH_MAX+1)){
case 1:
fprintf(stderr,"%s: path too long error while normalizing '%s'\n",opt_progname,argv[idx_paths]);
retval|=RTRN_ERR_PATHTOOLONG;
break;
case 2:
fprintf(stderr,"%s: unable to obtain current directory while normalizing '%s'\n",opt_progname,argv[idx_paths]);
retval|=RTRN_ERR_BADCWD;
break;
case 3:
fprintf(stderr,"%s: couldn't stat '%s' while normalizing '%s'\n",opt_progname,path,argv[idx_paths]);
retval|=RTRN_ERR_FILE;
break;
case 0:
depth=findgitdir(path);
if(depth>=0){
int rslt;
switch(rslt=dothedu(argv[idx_paths],depth,size)){
case 0:
if(opt_printtotal && rslt==0)
mpz_add(total,total,size);
break;
case 1:
case 2:
fprintf(stderr,"%s: There was an error accessing a file while calculating the size of '%s'\n",opt_progname,argv[idx_paths]);
retval|=RTRN_ERR_FILE;
break;
case 3:
fprintf(stderr,"%s: path too long error while calculating the size of '%s'\n",opt_progname,argv[idx_paths]);
retval|=RTRN_ERR_PATHTOOLONG;
break;
default:
fprintf(stderr,"%s: unknown error while calculating the size of '%s'\n",opt_progname,argv[idx_paths]);
retval|=RTRN_ERR_INTERNAL;
}
}
else{
switch(depth){
case -2:
fprintf(stderr,"%s: path too long error while searching for a .git directory under '%s'\n",opt_progname,path);
retval|=RTRN_ERR_PATHTOOLONG;
break;
case -1:
fprintf(stderr,"%s: couldn't find a .git directory under '%s'\n",opt_progname,path);
retval|=RTRN_ERR_NOTGITREPO;
break;
default:
fprintf(stderr,"%s: an unknown error occurred while searching for a .git directory under '%s'\n",opt_progname,path);
retval|=RTRN_ERR_INTERNAL;
}
}
break;
default:
fprintf(stderr,"%s: unknown error while normalizing '%s'\n",opt_progname,argv[idx_paths]);
retval|=RTRN_ERR_INTERNAL;
}
idx_paths++;
}
if(opt_printtotal){
printpath(total,"total");
mpz_clear(total);
}
mpz_clear(size); /* free the size var */
return retval;
}
int test(stringptr* x) {
int res;
if((res =normalizepath(x)))
puts(x->ptr);
return res;
}
