This appears to demonstrate the full range of abuse. $ mkdir hold $ cd hold $ cat ../wildname.c #include <stdio.h> int main(int argc, cha

This appears to demonstrate the full range of abuse. $ mkdir hold $ cd hold $ cat ../wildname.c #include <stdio.h> int main(int argc, char **argv) { char n[256]; int i,j=0; FILE *fp; for(i=1; i<256; i++) if(i!=47) n[j++] = i; n[j] = 0; if(fp = fopen(n, "w")) { fprintf(fp, "hello world!"); fclose(fp); } } $ cc ../wildname.c $ ./a.out $ ls -l total 16 -rw-r--r--. 1 luser lgroup 12 Nov 11 16:32 ??????????????????????????????? !"#$%&'()*+,-.0123456789:;<=>? @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????? -rwxr-xr-x. 1 luser lgroup 8464 Nov 11 16:32 a.out Just because you can do something does not mean that you should.