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use promises to control job runs

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This is a refactor that more cleanly uses the kj framework for handling
processes spawned by Runs. This obviates the workaround introduced back in
ff42dae7cc, and incidentally now requires c++14.

Part of #49 refactor
This commit is contained in:
Oliver Giles
2018-07-20 14:15:59 +03:00
parent e506142fa4
commit 4ffc22c657
9 changed files with 279 additions and 294 deletions
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4
test/test-run.cpp
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@@ -31,7 +31,7 @@ protected:
}
void wait() {
int state = -1;
waitpid(run.pid, &state, 0);
waitpid(run.current_pid, &state, 0);
run.reaped(state);
}
void runAll() {
@@ -41,7 +41,7 @@ protected:
std::string readAllOutput() {
std::string res;
char tmp[64];
for(ssize_t n = read(run.fd, tmp, 64); n > 0; n = read(run.fd, tmp, 64))
for(ssize_t n = read(run.output_fd, tmp, 64); n > 0; n = read(run.output_fd, tmp, 64))
res += std::string(tmp, n);
// strip the first "[laminar] executing.. line
return strchr(res.c_str(), '\n') + 1;