diff options
| author | Markus Uhlin <markus@nifty-networks.net> | 2024-01-06 12:14:08 +0100 |
|---|---|---|
| committer | Markus Uhlin <markus@nifty-networks.net> | 2024-01-06 12:14:08 +0100 |
| commit | a35da1b515827a793c3ad02dacb967ce05a68944 (patch) | |
| tree | 938517f6a71b4cb3d4b6de65bc889b89308e85cd /FICS/algcheck.c | |
| parent | 9541656e47944f5fbdac31bebbbc13dd41b2f378 (diff) | |
Check for truncation
Diffstat (limited to 'FICS/algcheck.c')
| -rw-r--r-- | FICS/algcheck.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/FICS/algcheck.c b/FICS/algcheck.c index 017c58f..74bcfc9 100644 --- a/FICS/algcheck.c +++ b/FICS/algcheck.c @@ -430,6 +430,7 @@ alg_unparse(game_state_t *gs, move_t *mt) char tmp[20] = { '\0' }; game_state_t fakeMove; int piece; + size_t ret = 0; static char mStr[20] = { '\0' }; if (mt->fromFile == ALG_DROP) { @@ -498,7 +499,12 @@ alg_unparse(game_state_t *gs, move_t *mt) } snprintf(tmp, sizeof tmp, "%c%d", (mt->toFile + 'a'), (mt->toRank + 1)); - strlcat(mStr, tmp, sizeof mStr); + ret = strlcat(mStr, tmp, sizeof mStr); + + if (ret >= sizeof mStr) { + fprintf(stderr, "FICS: %s (line %d): warning: " + "strlcat() truncated\n", __func__, __LINE__); + } if (piece == PAWN && mt->piecePromotionTo != NOPIECE) { strlcat(mStr, "=", sizeof mStr); /* = before promoting piece */ @@ -527,8 +533,14 @@ alg_unparse(game_state_t *gs, move_t *mt) execute_move(&fakeMove, mt, 0); fakeMove.onMove = CToggle(fakeMove.onMove); - if (in_check(&fakeMove)) - strlcat(mStr, "+", sizeof mStr); + if (in_check(&fakeMove)) { + ret = strlcat(mStr, "+", sizeof mStr); + + if (ret >= sizeof mStr) { + fprintf(stderr, "FICS: %s (line %d): warning: " + "strlcat() truncated\n", __func__, __LINE__); + } + } return mStr; } |