emsApplication/3rdPartner/libhv/base/hversion.c

49 lines
986 B
C

#include "hversion.h"
#include "htime.h"
const char* hv_compile_version() {
static char s_version[16] = {0};
datetime_t dt = hv_compile_datetime();
snprintf(s_version, sizeof(s_version), "%d.%d.%d.%d",
HV_VERSION_MAJOR, dt.year%100, dt.month, dt.day);
return s_version;
}
int version_atoi(const char* str) {
int hex = 0;
// trim v1.2.3.4
const char* pv = strchr(str, 'v');
const char* pdot = pv ? pv+1 : str;
while (1) {
hex = (hex << 8) | atoi(pdot);
pdot = strchr(pdot, '.');
if (pdot == NULL) break;
++pdot;
}
return hex;
}
void version_itoa(int num, char* str) {
char* ch = (char*)&num;
sprintf(str, "%d.%d.%d.%d", ch[3], ch[2], ch[1], ch[0]);
// trim 0.1.2.3
const char* p = str;
while (1) {
if (p[0] == '0' && p[1] == '.') {
p += 2;
}
else {
break;
}
}
if (p != str) {
strcpy(str, p);
}
}