segmentation fault when no arguments are given

[hackerb9]

@quartzjer did you accidentally merge a rejected patch into the main branch?

$ ./xclip
Segmentation fault (core dumped)

$ gdb ./xclip
Reading symbols from ./xclip...
(gdb) run
Starting program: /src/xclip/xclip 
Program received signal SIGSEGV, Segmentation fault.
__strcmp_evex () at ../sysdeps/x86_64/multiarch/strcmp-evex.S:314
(gdb) bt
#0  __strcmp_evex () at ../sysdeps/x86_64/multiarch/strcmp-evex.S:314
#1  0x00005555555568ec in doOptMain (argc=1, argv=0x7fffffffe4d8) at xclip.c:183
#2  main (argc=1, argv=0x7fffffffe4d8) at xclip.c:976
(gdb) up
#1  0x00005555555568ec in doOptMain (argc=1, argv=0x7fffffffe4d8) at xclip.c:183
183         if (!strcmp(argv[1], "--help"))
(gdb) quit

$ git blame xclip.c | grep 183
ea29b6be (Edward Betts   2017-11-19 16:19:00 +0000  183)     if (!strcmp(argv[1], "--help"))
$ git blame --first-parent xclip.c | grep 183
149e41b9 (Jer Miller 2024-12-27 10:50:29 -0700  183)     if (!strcmp(argv[1], "--help"))

[quartzjer]

Indeed, doh!

[quartzjer]

Just fixed it in #160 👍