diff options
| author | brian <brian@FreeBSD.org> | 2001-08-20 14:46:40 +0000 |
|---|---|---|
| committer | brian <brian@FreeBSD.org> | 2001-08-20 14:46:40 +0000 |
| commit | 5bd90784a67de0a5e78e5bd967e2cd3d4f126cb7 (patch) | |
| tree | e5d043e9d5f4a4d826f6abc4af426f8e7b4410a0 /usr.bin/apply | |
| parent | 3b24d8f2afd8e1e1e8b0f3748babfb3d24a57ddb (diff) | |
| download | FreeBSD-src-5bd90784a67de0a5e78e5bd967e2cd3d4f126cb7.zip FreeBSD-src-5bd90784a67de0a5e78e5bd967e2cd3d4f126cb7.tar.gz | |
Handle snprintf() returning -1.
MFC after: 2 weeks
Diffstat (limited to 'usr.bin/apply')
| -rw-r--r-- | usr.bin/apply/apply.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/usr.bin/apply/apply.c b/usr.bin/apply/apply.c index 1fc4796..bf0b911 100644 --- a/usr.bin/apply/apply.c +++ b/usr.bin/apply/apply.c @@ -143,13 +143,13 @@ main(int argc, char *argv[]) { p = cmd; offset = snprintf(cmd, cmdsize, EXEC "%s", argv[0]); - if ((size_t)offset >= cmdsize) + if (offset < 0 || (size_t)offset >= cmdsize) err(1, "snprintf() failed"); p += offset; cmdsize -= offset; for (i = 1; i <= nargs; i++) { offset = snprintf(p, cmdsize, " %c%d", magic, i); - if ((size_t)offset >= cmdsize) + if (offset < 0 || (size_t)offset >= cmdsize) err(1, "snprintf() failed"); p += offset; cmdsize -= offset; @@ -163,7 +163,7 @@ main(int argc, char *argv[]) { nargs = 1; } else { offset = snprintf(cmd, cmdsize, EXEC "%s", argv[0]); - if ((size_t)offset >= cmdsize) + if (offset < 0 || (size_t)offset >= cmdsize) err(1, "snprintf() failed"); nargs = n; } @@ -196,7 +196,7 @@ main(int argc, char *argv[]) { if (p[0] == magic && isdigit(p[1]) && p[1] != '0') { offset = snprintf(q, l, "%s", argv[(++p)[0] - '0']); - if ((size_t)offset >= l) + if (offset < 0 || (size_t)offset >= l) err(1, "snprintf() failed"); q += offset; l -= offset; |
