sfeed

simple feed reader - forked from git.codemadness.org/sfeed
git clone git://src.gearsix.net/sfeed
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commit b2264d5892343e61594d703330b85c33172ce00a
parent 33ae34357f371f45ecb5f988bcdd961372130565
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sun, 27 Mar 2022 12:40:07 +0200

sfeed_curses: processexit: do not set and reset SIGINT for non-interactive plumbing

Only set/override it in the interactive case.
Also add some comments.

No functional change intended.

Diffstat:
Msfeed_curses.c | 16+++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/sfeed_curses.c b/sfeed_curses.c @@ -569,22 +569,20 @@ processexit(pid_t pid, int interactive) pid_t wpid; struct sigaction sa; - memset(&sa, 0, sizeof(sa)); - sigemptyset(&sa.sa_mask); - sa.sa_flags = SA_RESTART; /* require BSD signal semantics */ - sa.sa_handler = SIG_IGN; - sigaction(SIGINT, &sa, NULL); - if (interactive) { + /* ignore SIGINT (^C) in parent in interactive applications */ + memset(&sa, 0, sizeof(sa)); + sigemptyset(&sa.sa_mask); + sa.sa_flags = SA_RESTART; /* require BSD signal semantics */ + sa.sa_handler = SIG_IGN; + sigaction(SIGINT, &sa, NULL); + /* wait for process to change state */ while ((wpid = wait(NULL)) >= 0 && wpid != pid) ; init(); updatesidebar(); updategeom(); updatetitle(); - } else { - sa.sa_handler = sighandler; - sigaction(SIGINT, &sa, NULL); } }