core-lightning/lightningd/io_loop_with_timers.c
Rusty Russell 7401b26824 cleanup: remove unneeded includes in C files.
Before:
 Ten builds, laptop -j5, no ccache:

```
real	0m36.686000-38.956000(38.608+/-0.65)s
user	2m32.864000-42.253000(40.7545+/-2.7)s
sys	0m16.618000-18.316000(17.8531+/-0.48)s
```

 Ten builds, laptop -j5, ccache (warm):

```
real	0m8.212000-8.577000(8.39989+/-0.13)s
user	0m12.731000-13.212000(12.9751+/-0.17)s
sys	0m3.697000-3.902000(3.83722+/-0.064)s
```

After:
 Ten builds, laptop -j5, no ccache: 8% faster

```
real	0m33.802000-35.773000(35.468+/-0.54)s
user	2m19.073000-27.754000(26.2542+/-2.3)s
sys	0m15.784000-17.173000(16.7165+/-0.37)s
```

 Ten builds, laptop -j5, ccache (warm): 1% faster

```
real	0m8.200000-8.485000(8.30138+/-0.097)s
user	0m12.485000-13.100000(12.7344+/-0.19)s
sys	0m3.702000-3.889000(3.78787+/-0.056)s
```

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2021-09-17 09:43:22 +09:30

37 lines
1.0 KiB
C

#include "io_loop_with_timers.h"
#include <ccan/io/io.h>
#include <common/timeout.h>
#include <lightningd/lightningd.h>
void *io_loop_with_timers(struct lightningd *ld)
{
void *retval = NULL;
struct timer *expired;
while (!retval) {
/* ~ccan/io's io_loop() continuously calls
* io_poll_lightningd() for all file descriptors registered
* with it, then calls their callbacks or closes them if they
* fail, as appropriate.
*
* It will only exit if there's an expired timer, *or* someone
* calls io_break, or if there are no more file descriptors
* (which never happens in our code). */
retval = io_loop(ld->timers, &expired);
/*~ Notice that timers are called here in the event loop like
* anything else, so there are no weird concurrency issues. */
if (expired) {
/* This routine is legal in early startup, too. */
if (ld->wallet)
db_begin_transaction(ld->wallet->db);
timer_expired(ld, expired);
if (ld->wallet)
db_commit_transaction(ld->wallet->db);
}
}
return retval;
}