'writemaybe' command to allow broken pipe errors

1 files changed, 3 insertions, 2 deletions

diff --git a/process.cpp b/process.cpp
index 6f1ec92..6adc417 100644
--- a/process.cpp
+++ b/process.cpp
@@ -131,7 +131,7 @@ void Process::unStop() {
 	if (pid != -1) kill(pid, SIGCONT);
 }
 
-bool Process::writeLine(const string_view line) {
+bool Process::writeLine(const string_view line, bool allowBrokenPipe) {
 	if (pid == -1) return false;
 
 	string str;
@@ -144,7 +144,8 @@ bool Process::writeLine(const string_view line) {
 		ssize_t nw = write(infd, str.data() + cursor, str.size() - cursor);
 		if (nw < 0) {
 			if (errno == EINTR) continue;
-			// perror("write");
+			if (allowBrokenPipe && errno == EPIPE) continue;
+			perror("write");
 			return false;
 		}
 		cursor += nw;