Fossil

Differences From Artifact [0a4f7eba92]:

• File src/printf.c — part of check-in [36bcaaeee0] at 2024-12-18 18:30:00 on branch trunk — Fix a problem introduced with [593ceca27d]: the blob resize operation may realloc the buffer, so obtain the pointer to the buffer only after the resize to avoid a "use after free". (user: florian size: 41851)

To Artifact [4f1db2d7e2]:

• File src/printf.c — part of check-in [bee9b30168] at 2024-12-18 18:40:00 on branch trunk — Fix the previous commit to restore ANSI C-89 conformance. (user: florian size: 41865) [more...]

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        length = width = 0;
        break;
      }
      case etHEX: {
        char *zArg = va_arg(ap, char*);
        int szArg = (int)strlen(zArg);
        int szBlob = blob_size(pBlob);
        u8 *aBuf;
        blob_resize(pBlob, szBlob+szArg*2+1);
        u8 *aBuf = (u8*)&blob_buffer(pBlob)[szBlob];
        aBuf = (u8*)&blob_buffer(pBlob)[szBlob];
        encode16((const u8*)zArg, aBuf, szArg);
        length = width = 0;
        break;
      }
      case etERROR:
        buf[0] = '%';
        buf[1] = c;