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Fix a SIGSEGV in test-ptrace.c

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./test-ptrace -v resulted in a SIGSEGV.
This commit is contained in:
Arun Sharma 2012-08-04 18:01:46 -07:00
parent 32202619c4
commit 707b1dba99
1 changed files with 7 additions and 0 deletions
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7
tests/test-ptrace.c
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@ -204,6 +204,8 @@ main (int argc, char **argv)
++optind, print_names = 0; ++optind, print_names = 0;
else else
fprintf(stderr, "unrecognized option: %s\n", argv[optind++]); fprintf(stderr, "unrecognized option: %s\n", argv[optind++]);
if (optind >= argc)
break;
} }
target_pid = fork (); target_pid = fork ();
@ -221,6 +223,11 @@ main (int argc, char **argv)
#else #else
#error Trace me #error Trace me
#endif #endif
if (optind == argc) {
fprintf(stderr, "Need to specify a command line for the child\n");
exit (-1);
}
execve (argv[optind], argv + optind, environ); execve (argv[optind], argv + optind, environ);
_exit (-1); _exit (-1);
} }