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	Don't nest too much - sinit - suckless init
	git clone git://git.suckless.org/sinit
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	---
	commit a4ddecaa6a99210f9bc6910c078a3a1cf1667c30
	parent 314b062efc5961bc3743df484a5cea9e7e62181f
	Author: sin <[email protected]>
	Date: Fri, 7 Feb 2014 21:08:57 +0000

	Don't nest too much

	Diffstat:
	M sinit.c \| 24 +++++++++++++-----------

	1 file changed, 13 insertions(+), 11 deletions(-)
	---
	diff --git a/sinit.c b/sinit.c
	@@ -56,9 +56,11 @@ main(void)

	if (sigemptyset(&sigset) < 0)
	eprintf("sinit: sigemptyset:");
	+
	for (i = 0; i < LEN(dispatchsig); i++)
	if (sigaddset(&sigset, dispatchsig[i].sig) < 0)
	eprintf("sinit: sigaddset:");
	+
	if (sigprocmask(SIG_BLOCK, &sigset, NULL) < 0)
	eprintf("sinit: sigprocmask:");

	@@ -74,17 +76,17 @@ main(void)
	ret = select(sigfd + 1, &rfds, NULL, NULL, NULL);
	if (ret < 0)
	eprintf("sinit: select:");
	- if (ret > 0) {
	- if (FD_ISSET(sigfd, &rfds)) {
	- n = read(sigfd, &siginfo, sizeof(siginfo));
	- if (n < 0)
	- eprintf("sinit: read:");
	- if (n != sizeof(siginfo))
	- continue;
	- for (i = 0; i < LEN(dispatchsig); i++)
	- if (dispatchsig[i].sig == siginfo.ssi_…
	- dispatchsig[i].func();
	- }
	+ if (ret == 0)
	+ continue;
	+ if (FD_ISSET(sigfd, &rfds)) {
	+ n = read(sigfd, &siginfo, sizeof(siginfo));
	+ if (n < 0)
	+ eprintf("sinit: read:");
	+ if (n != sizeof(siginfo))
	+ continue;
	+ for (i = 0; i < LEN(dispatchsig); i++)
	+ if (dispatchsig[i].sig == siginfo.ssi_signo)
	+ dispatchsig[i].func();
	}
	}