/*
* This function assists in building textual lists of the form "Tom, Dick and Harry". Call it three
* times with the arguments "Tom", "Dick" and "Harry". Set sep1 to ", " and sep2 to " and ". Set
* is_first to TRUE when passing in "Tom", set is_last to TRUE when passing in "Harry", set them
* both to FALSE for "Dick". Returns the same pointer to <buf> that was passed in.
*/
Buffer *bufList(Buffer *buf, const char *sep1, const char *sep2,
int is_first, int is_last, const char *fmt, ...)
{
va_list ap;
if (!is_first) {
if (is_last)
bufAddF(buf, "%s", sep2);
else
bufAddF(buf, "%s", sep1);
}
va_start(ap, fmt);
bufAddV(buf, fmt, ap);
va_end(ap);
return buf;
}
/*
* Write the requested prefixes into the log message.
*/
static void log_write_prefixes(Logger *logger,
const char *file, int line, const char *func)
{
struct tm tm = { 0 };
struct timeval tv = { 0 };
LOG_Prefix *pfx;
tv.tv_sec = -1;
for (pfx = listHead(&logger->prefixes); pfx; pfx = listNext(pfx)) {
switch(pfx->type) {
case LOG_PT_DATE:
if (tv.tv_sec == -1) log_get_time(&tm, &tv);
bufAddF(&logger->scratch, "%04d-%02d-%02d ",
tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
break;
case LOG_PT_TIME:
if (tv.tv_sec == -1) log_get_time(&tm, &tv);
bufAddF(&logger->scratch, "%02d:%02d:", tm.tm_hour, tm.tm_min);
if (pfx->u.precision == 0) {
bufAddF(&logger->scratch, "%02d ", tm.tm_sec);
}
else {
double seconds =
(double) tm.tm_sec + (double) tv.tv_usec / 1000000.0;
bufAddF(&logger->scratch, "%0*.*f ",
3 + pfx->u.precision, pfx->u.precision, seconds);
}
break;
case LOG_PT_FILE:
bufAddF(&logger->scratch, "%s ", file);
break;
case LOG_PT_LINE:
bufAddF(&logger->scratch, "%d ", line);
break;
case LOG_PT_FUNC:
bufAddF(&logger->scratch, "%s ", func);
break;
case LOG_PT_STR:
bufAddF(&logger->scratch, "%s ", pfx->u.string);
break;
}
}
}
int main(int argc, char *argv[])
{
Buffer buf1 = { 0 };
Buffer buf2 = { 0 };
Buffer *buf3;
bufClear(&buf1);
make_sure_that(bufLen(&buf1) == 0);
make_sure_that(bufIsEmpty(&buf1));
bufAdd(&buf1, "ABCDEF", 3);
make_sure_that(bufLen(&buf1) == 3);
make_sure_that(!bufIsEmpty(&buf1));
make_sure_that(strcmp(bufGet(&buf1), "ABC") == 0);
bufAddC(&buf1, 'D');
make_sure_that(bufLen(&buf1) == 4);
make_sure_that(strcmp(bufGet(&buf1), "ABCD") == 0);
bufAddF(&buf1, "%d", 1234);
make_sure_that(bufLen(&buf1) == 8);
make_sure_that(strcmp(bufGet(&buf1), "ABCD1234") == 0);
bufAddS(&buf1, "XYZ");
make_sure_that(bufLen(&buf1) == 11);
make_sure_that(strcmp(bufGet(&buf1), "ABCD1234XYZ") == 0);
bufSet(&buf1, "ABCDEF", 3);
make_sure_that(bufLen(&buf1) == 3);
make_sure_that(strcmp(bufGet(&buf1), "ABC") == 0);
bufSetC(&buf1, 'D');
make_sure_that(bufLen(&buf1) == 1);
make_sure_that(strcmp(bufGet(&buf1), "D") == 0);
bufSetF(&buf1, "%d", 1234);
make_sure_that(bufLen(&buf1) == 4);
make_sure_that(strcmp(bufGet(&buf1), "1234") == 0);
bufSetS(&buf1, "ABCDEF");
make_sure_that(bufLen(&buf1) == 6);
make_sure_that(strcmp(bufGet(&buf1), "ABCDEF") == 0);
bufClear(&buf1);
make_sure_that(bufLen(&buf1) == 0);
make_sure_that(strcmp(bufGet(&buf1), "") == 0);
bufSet(&buf1, "ABC", 3);
bufSet(&buf2, "DEF", 3);
buf3 = bufCat(&buf1, &buf2);
make_sure_that(&buf1 == buf3);
make_sure_that(bufLen(&buf1) == 6);
make_sure_that(strcmp(bufGet(&buf1), "ABCDEF") == 0);
make_sure_that(bufLen(&buf2) == 3);
make_sure_that(strcmp(bufGet(&buf2), "DEF") == 0);
bufSetF(&buf1, "ABCDEF");
make_sure_that(strcmp(bufGet(bufTrim(&buf1, 0, 0)), "ABCDEF") == 0);
make_sure_that(strcmp(bufGet(bufTrim(&buf1, 1, 0)), "BCDEF") == 0);
make_sure_that(strcmp(bufGet(bufTrim(&buf1, 0, 1)), "BCDE") == 0);
make_sure_that(strcmp(bufGet(bufTrim(&buf1, 1, 1)), "CD") == 0);
make_sure_that(strcmp(bufGet(bufTrim(&buf1, 3, 3)), "") == 0);
bufPack(&buf1,
PACK_INT8, 0x01,
PACK_INT16, 0x0123,
PACK_INT32, 0x01234567,
PACK_INT64, 0x0123456789ABCDEF,
PACK_FLOAT, 0.0,
PACK_DOUBLE, 0.0,
PACK_STRING, "Hoi1",
PACK_DATA, "Hoi2", 4,
PACK_RAW, "Hoi3", 4,
END);
make_sure_that(bufLen(&buf1) == 47);
make_sure_that(memcmp(bufGet(&buf1),
"\x01"
"\x01\x23"
"\x01\x23\x45\x67"
"\x01\x23\x45\x67\x89\xAB\xCD\xEF"
"\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x04Hoi1"
"\x00\x00\x00\x04Hoi2"
"Hoi3", 47) == 0);
{
uint8_t u8;
uint16_t u16;
uint32_t u32;
uint64_t u64;
float f32;
double f64;
char *string, *data, raw[4];
int data_size;
bufUnpack(&buf1,
PACK_INT8, &u8,
PACK_INT16, &u16,
PACK_INT32, &u32,
PACK_INT64, &u64,
PACK_FLOAT, &f32,
PACK_DOUBLE, &f64,
PACK_STRING, &string,
PACK_DATA, &data, &data_size,
PACK_RAW, &raw, sizeof(raw),
END);
make_sure_that(u8 == 0x01);
make_sure_that(u16 == 0x0123);
make_sure_that(u32 == 0x01234567);
make_sure_that(u64 == 0x0123456789ABCDEF);
make_sure_that(f32 == 0.0);
make_sure_that(f64 == 0.0);
make_sure_that(memcmp(string, "Hoi1", 5) == 0);
make_sure_that(memcmp(data, "Hoi2", 4) == 0);
make_sure_that(data_size == 4);
make_sure_that(memcmp(raw, "Hoi3", 4) == 0);
}
{
bufUnpack(&buf1,
PACK_INT8, NULL,
PACK_INT16, NULL,
PACK_INT32, NULL,
PACK_INT64, NULL,
PACK_FLOAT, NULL,
PACK_DOUBLE, NULL,
PACK_STRING, NULL,
PACK_DATA, NULL, NULL,
PACK_RAW, NULL, 4,
END);
}
{
const char *name[] = { "Mills", "Berry", "Buck", "Stipe" };
bufClear(&buf1);
bufList(&buf1, ", ", " and ", TRUE, TRUE, "%s", name[0]);
make_sure_that(strcmp(bufGet(&buf1), "Mills") == 0);
bufClear(&buf1);
bufList(&buf1, ", ", " and ", TRUE, FALSE, "%s", name[0]);
bufList(&buf1, ", ", " and ", FALSE, TRUE, "%s", name[1]);
make_sure_that(strcmp(bufGet(&buf1), "Mills and Berry") == 0);
bufClear(&buf1);
bufList(&buf1, ", ", " and ", TRUE, FALSE, "%s", name[0]);
bufList(&buf1, ", ", " and ", FALSE, FALSE, "%s", name[1]);
bufList(&buf1, ", ", " and ", FALSE, TRUE, "%s", name[2]);
make_sure_that(strcmp(bufGet(&buf1), "Mills, Berry and Buck") == 0);
bufClear(&buf1);
bufList(&buf1, ", ", " and ", TRUE, FALSE, "%s", name[0]);
bufList(&buf1, ", ", " and ", FALSE, FALSE, "%s", name[1]);
bufList(&buf1, ", ", " and ", FALSE, FALSE, "%s", name[2]);
bufList(&buf1, ", ", " and ", FALSE, TRUE, "%s", name[3]);
make_sure_that(strcmp(bufGet(&buf1), "Mills, Berry, Buck and Stipe") == 0);
}
bufReset(&buf1);
bufReset(&buf2);
return errors;
}