fix in jsonparser: use float when int isn't big enough

This commit is contained in:
psyc://psyced.org/~lynX 2009-06-15 11:58:03 +02:00
parent 5a6e4d4ff2
commit 9d10b13569
2 changed files with 13 additions and 5 deletions

View File

@ -527,7 +527,9 @@ PROTECTED mixed nextObject() {
if ((b >= '0' && b <= '9') || b == '.' || b == '-' || b == '+') {
int a; float b_; string c_;
sscanf(s, "%d%s", a, c_);
if(c_ && sizeof(c_)) {
// some values of json ints exceed the limits of MAX_INT, in that case we need to use float -lynX
// maybe it is more efficient, if we used float in all cases then
if ((c_ && sizeof(c_)) || (a && s != to_string(a))) {
#ifdef __PIKE__
sscanf(s, "%f", b_);
#else

View File

@ -5,7 +5,7 @@
#include <net.h>
persistent int lastid;
persistent float lastid;
volatile object feed;
@ -28,15 +28,21 @@ parse(string body, mapping headers) {
P4((body))
//#endif
unless (pointerp(wurst = parse_json(body))) {
P1(("%O failed to parse its timeline.\n", ME))
monitor_report("_failure_network_fetch_twitter_empty",
"[_source] failed to parse its timeline");
return;
}
unless (sizeof(wurst)) {
P1(("%O received an empty structure.\n", ME))
monitor_report("_failure_network_fetch_twitter_empty",
"[_source] received an empty structure.");
return;
}
// this used to fail on MAX_INT turning the ints to negative.. interestingly
// it works out of the box now that i convert this to float. funny to run into
// such a weird problem only after months of usage, but if twitter never resets
// its packet ids, that's where you end up.. bignums!
if (wurst[0]["id"] <= lastid) {
P1(("%O received %d old updates.\n", ME, sizeof(wurst)))
P1(("%O received %d old updates (id0 %O <= lastid %O).\n", ME, sizeof(wurst), wurst[0]["id"], lastid))
return;
}
lastid = wurst[0]["id"];