static int randomize_shebang(int fd) {
int num_args,i,rand_length;
write(fd,"#",1);
if (rand()%2) insert_whitespace(fd);
write(fd,"!",1);
if (rand()%2) insert_whitespace(fd);
switch(rand()%4) {
case 0: get_random_shell(filename, FILENAME_SIZE);
break;
case 1: get_random_file(filename, FILENAME_SIZE, RANDOM_FILE_RANDOM);
break;
case 2: get_random_file(filename, FILENAME_SIZE, RANDOM_FILE_SYSTEM);
break;
case 3: get_random_file(filename, FILENAME_SIZE, RANDOM_FILE_EXECUTABLE);
break;
}
/* Possibly corrupt filename */
if (rand()%10==1) string_corrupt(filename);
/* Write out filename */
write(fd,filename,strlen(filename));
if (rand()%2) insert_whitespace(fd);
/* random number of command line args */
switch(rand()%3) {
case 0: num_args=0; break;
case 1: num_args=rand()%4; break;
case 2: num_args=rand()%20000; break;
default: num_args=0; break;
}
for(i=0;i<num_args;i++) {
get_random_file(filename, FILENAME_SIZE, RANDOM_FILE_RANDOM);
write(fd,filename,strlen(filename));
insert_whitespace(fd);
}
/* write random data */
if (rand()%2) {
rand_length=rand()%FILENAME_SIZE;
for(i=0;i<rand_length;i++) {
filename[i]=rand();
}
write(fd,filename,rand_length);
}
return 0;
}
/* move cursor to column c adding spaces if necessary */
void goto_column(int *c)
{
int c1 = *c;
if (c1 <= 0) c1 = 1;
c1 = c1 - goto_column1(&c1);
insert_whitespace(&c1);
}
/* indent line to column n */
void indent_to(int n)
{
int m;
get_current_indent(&m);
if (n != m)
{
bol ();
if (-1 == jed_trim_whitespace())
return;
if (n >= 0) insert_whitespace(&n);
}
}