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Actually modify db

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This commit is contained in:
Anthony Wang 2022-04-19 13:04:37 -05:00
parent 9009a690b9
commit b95cdd56c2
Signed by: a
GPG key ID: BC96B00AEC5F2D76
1 changed files with 5 additions and 4 deletions
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9
cd.c
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@ -42,7 +42,7 @@ int main(int argc, char* argv[]) {
/* Get number of cards */
sqlite3_stmt *stmt;
rc = sqlite3_prepare_v3(db, "SELECT COUNT(*) FROM cards", -1, 0, &stmt, NULL);
if (rc != SQLITE_OK) {
if (rc) {
fprintf(stderr, "Database error: %s\n", sqlite3_errmsg(db));
abort();
}
@ -52,7 +52,7 @@ int main(int argc, char* argv[]) {
/* Get card weights */
rc = sqlite3_prepare_v3(db, "SELECT weight FROM cards", -1, 0, &stmt, NULL);
if (rc != SQLITE_OK) {
if (rc) {
fprintf(stderr, "Database error: %s\n", sqlite3_errmsg(db));
abort();
}
@ -83,7 +83,7 @@ int main(int argc, char* argv[]) {
/* Get card contents from database */
rc = sqlite3_prepare_v3(db, "SELECT key, val FROM cards WHERE idx=?", -1, 0, &stmt, NULL);
if (rc != SQLITE_OK) {
if (rc) {
fprintf(stderr, "Database error: %s\n", sqlite3_errmsg(db));
abort();
}
@ -115,12 +115,13 @@ int main(int argc, char* argv[]) {
/* Update segment tree and database */
update(i, w, 0, N - 1, 1);
rc = sqlite3_prepare_v3(db, "UPDATE cards SET weight=? WHERE idx=?", -1, 0, &stmt, NULL);
if (rc != SQLITE_OK) {
if (rc) {
fprintf(stderr, "Database error: %s\n", sqlite3_errmsg(db));
abort();
}
sqlite3_bind_int(stmt, 1, w);
sqlite3_bind_int(stmt, 2, i);
sqlite3_step(stmt);
sqlite3_finalize(stmt);
}