diff options
Diffstat (limited to 'internal.h')
| -rw-r--r-- | internal.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/internal.h b/internal.h index 37541cc145..48a3a763d5 100644 --- a/internal.h +++ b/internal.h @@ -159,10 +159,12 @@ st_index_t rb_hash_proc(st_index_t hash, VALUE proc); /* process.c */ -/* argv_str contains an extra element for terminating NULL used by execve.. +/* argv_str contains extra two elements. + * The beginning one is for /bin/sh used by exec_with_sh. + * The last one for terminating NULL used by execve. * See rb_exec_fillarg() in process.c. */ -#define ARGVSTR2ARGC(argv_str) (RSTRING_LEN(argv_str) / sizeof(char *) - 1) -#define ARGVSTR2ARGV(argv_str) ((char **)RSTRING_PTR(argv_str)) +#define ARGVSTR2ARGC(argv_str) (RSTRING_LEN(argv_str) / sizeof(char *) - 2) +#define ARGVSTR2ARGV(argv_str) ((char **)RSTRING_PTR(argv_str) + 1) /* rational.c */ VALUE rb_lcm(VALUE x, VALUE y); |