Hi. I can’t compile sqlite3.c. When I compile the result are multiple warnings and errors. I’m using heltec wifi kit 32. I’m trying to compile the examples without results.
My platformio.ini:
[env:heltec_wifi_kit_32]
platform = espressif32
board = heltec_wifi_kit_32
framework = arduino
lib_deps = Sqlite3Esp32
and the result:
Verbose mode can be enabled via `-v, --verbose` option
CONFIGURATION: https://docs.platformio.org/page/boards/espressif32/heltec_wifi_kit_32.html
PLATFORM: Espressif 32 1.12.4 > Heltec WiFi Kit 32
HARDWARE: ESP32 240MHz, 320KB RAM, 4MB Flash
DEBUG: Current (esp-prog) External (esp-prog, iot-bus-jtag, jlink, minimodule, olimex-arm-usb-ocd, olimex-arm-usb-ocd-h, olimex-arm-usb-tiny-h, olimex-jtag-tiny, tumpa)
PACKAGES:
- framework-arduinoespressif32 3.10004.200129 (1.0.4)
- tool-esptoolpy 1.20600.0 (2.6.0)
- toolchain-xtensa32 2.50200.80 (5.2.0)
LDF: Library Dependency Finder -> http://bit.ly/configure-pio-ldf
LDF Modes: Finder ~ chain, Compatibility ~ soft
Found 40 compatible libraries
Scanning dependencies...
Dependency Graph
|-- <Sqlite3Esp32> 2.2
| |-- <Time> 1.5
|-- <SD(esp32)> 1.0.5
| |-- <FS> 1.0
| |-- <SPI> 1.0
|-- <SD_MMC> 1.0
| |-- <FS> 1.0
|-- <SPIFFS> 1.0
| |-- <FS> 1.0
|-- <FS> 1.0
|-- <SPI> 1.0
|-- <Time> 1.5
Building in release mode
Compiling .pio\build\heltec_wifi_kit_32\src\main.cpp.o
Generating partitions .pio\build\heltec_wifi_kit_32\partitions.bin
Compiling .pio\build\heltec_wifi_kit_32\lib695\Time\DateStrings.cpp.o
Compiling .pio\build\heltec_wifi_kit_32\lib695\Time\Time.cpp.o
Compiling .pio\build\heltec_wifi_kit_32\libf11\Sqlite3Esp32\esp32.cpp.o
Compiling .pio\build\heltec_wifi_kit_32\libf11\Sqlite3Esp32\shox96_0_2.cpp.o
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\shox96_0_2.cpp: In function 'int shox96_0_2_compress(const char*, int, char*, lnk_lst*)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\shox96_0_2.cpp:274:44: warning: array subscript has type 'char' [-Wchar-subscripts]
ol = append_bits(out, ol, c_95[c_in], l_95[c_in], state);
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\shox96_0_2.cpp:274:56: warning: array subscript has type 'char' [-Wchar-subscripts]
ol = append_bits(out, ol, c_95[c_in], l_95[c_in], state);
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\shox96_0_2.cpp: In function 'int shox96_0_2_decompress(const char*, int, char*, lnk_lst*)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\shox96_0_2.cpp:446:16: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized]
c -= 32;
^
Compiling .pio\build\heltec_wifi_kit_32\libf11\Sqlite3Esp32\sqlite3.c.o
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c:22047:42: warning: 'struct tm' declared inside parameter list
static int osLocaltime(time_t *t, struct tm *pTm){
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c:22047:42: warning: its scope is only this definition or declaration, which is probably not what you want
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c: In function 'osLocaltime':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c:22055:8: warning: implicit declaration of function 'localtime' [-Wimplicit-function-declaration]
pX = localtime(t);
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c:22055:6: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
pX = localtime(t);
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c:22059:11: error: dereferencing pointer to incomplete type 'struct tm'
if( pX ) *pTm = *pX;
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c: In function 'localtimeOffset':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c:22093:13: error: storage size of 'sLocal' isn't known
struct tm sLocal;
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\sqlite3.c:22093:13: warning: unused variable 'sLocal' [-Wunused-variable]
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp: In function 'int ESP32Read(sqlite3_file*, void*, int, sqlite_int64)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp:164:9: warning: variable 'ofst' set but not used [-Wunused-but-set-variable]
off_t ofst; /* Return value from lseek() */
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp: In function 'int ESP32FileSize(sqlite3_file*, sqlite_int64*)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp:289:15: warning: unused variable 'sStat' [-Wunused-variable]
struct stat sStat; /* Output of fstat() call */
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp: In function 'int ESP32Open(sqlite3_vfs*, const char*, sqlite3_file*, int, int*)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp:413:7: warning: unused variable 'oflags' [-Wunused-variable]
int oflags = 0; /* flags to pass to open() call */
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp: In function 'int ESP32CurrentTime(sqlite3_vfs*, double*)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp:595:20: error: 'time' was not declared in this scope
time_t t = time(0);
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp: In function 'void shox96_0_2d(sqlite3_context*, int, sqlite3_value**)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp:650:27: warning: unused variable 'rc' [-Wunused-variable]
unsigned int nIn, nOut, rc;
^
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp: In function 'void unishox1d(sqlite3_context*, int, sqlite3_value**)':
C:\Users\Papa\.platformio\lib\Sqlite3Esp32\src\esp32.cpp:700:27: warning: unused variable 'rc' [-Wunused-variable]
unsigned int nIn, nOut, rc;
^
*** [.pio\build\heltec_wifi_kit_32\libf11\Sqlite3Esp32\esp32.cpp.o] Error 1
*** [.pio\build\heltec_wifi_kit_32\libf11\Sqlite3Esp32\sqlite3.c.o] Error 1
Thanks and regards