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author | Sergey Poznyakoff <gray@gnu.org> | 2021-09-09 08:15:07 +0300 |
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committer | Sergey Poznyakoff <gray@gnu.org> | 2021-09-09 08:15:07 +0300 |
commit | 48e22dd008138bb97d2a673af9da5b1b3457c86f (patch) | |
tree | c55df59f875f66512e454cf44c5da4ac29a94dda | |
parent | f586b159887740c2781dfe2bdd89331083742033 (diff) | |
download | gdbm-48e22dd008138bb97d2a673af9da5b1b3457c86f.tar.gz gdbm-48e22dd008138bb97d2a673af9da5b1b3457c86f.tar.bz2 |
Fix stack overflow in print_usage
* src/parseopt.c (print_usage): Fix length calculation for long
options.
-rw-r--r-- | src/parseopt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/parseopt.c b/src/parseopt.c index bc47597..efa12c8 100644 --- a/src/parseopt.c +++ b/src/parseopt.c @@ -495,7 +495,7 @@ print_usage (void) { struct gdbm_option *opt = option_tab + idxbuf[i]; const char *arg = opt->opt_arg ? gettext (opt->opt_arg) : NULL; - size_t len = 3 + strlen (opt->opt_long) + size_t len = 5 + strlen (opt->opt_long) + (arg ? 1 + strlen (arg) : 0); if (n + len > RMARGIN) FLUSH; buf[n++] = ' '; |