#1 segfault

[Alister Hood]

Except when run as `mjm -h`, it just segfaults for me on x86 Arch Linux.
The output with debugging enabled:

Program received signal SIGSEGV, Segmentation fault.
0xb7e911a0 in __strcpy_ia32 () from /lib/libc.so.6
(gdb) bt
#0 0xb7e911a0 in __strcpy_ia32 () from /lib/libc.so.6
#1 0x08048b64 in Reader (scandir=0x8048fd9 "/usr/share/applications/",
itms=0x0) at mjm.c:97
#2 0x08048715 in main (argc=1, argv=0xbffff754) at mjm.c:36