Sivecano/dwl - Change FDHPVQQGJLCSULJ676SOFOLWE44NELPAVX4GKMF4HABDYTBD3ILAC

my personal dwl config managed with pijul.

remove sigchld function

Explicitly setting the handler for SIGCHLD to SIG_IGN tells the OS to reap zombie processes automatically, which is what we wanted anyway.

Created by Devin J. Pohly on March 10, 2021

FDHPVQQGJLCSULJ676SOFOLWE44NELPAVX4GKMF4HABDYTBD3ILAC

Dependencies

In channels

main

Change contents

Deletion in dwl.c at line 281 [6.4]
B:BD[4.63] → [5.1:34]
```
static void sigchld(int unused);
```

Replacement in dwl.c at line 1986 [6.4]

∅:D[2.458] → [5.35:92]

B:BD[7.3528] → [5.35:92]

	/* clean up child processes immediately */
	sigchld(0);

[2.458]

[5.92]

	/* Indicate explicitly to the OS that we are not interested in info
	 * about child processes (per POSIX.1-2001) */
	signal(SIGCHLD, SIG_IGN);

Deletion in dwl.c at line 2140 [6.4]
B:BD[4.1480] → [5.94:116]
B:BD[5.116] → [8.387:471]
∅:D[8.471] → [5.228:272]
B:BD[5.228] → [5.228:272]
B:BD[5.272] → [3.180:183]
B:BD[5.275] → [5.275:280]
```
sigchld(int unused)
{
	if (signal(SIGCHLD, sigchld) == SIG_ERR)
		EBARF("can't install SIGCHLD handler");
	while (0 < waitpid(-1, NULL, WNOHANG))
		;
}
void
```