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This commit is contained in:
Rui Ueyama 2021-01-27 15:20:46 +09:00
parent 3c26c51f8f
commit a2857890f1
1 changed files with 12 additions and 2 deletions
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14
subprocess.cc
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@ -5,6 +5,7 @@
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/un.h>
#include <sys/wait.h>
#include <unistd.h>
#define DAEMON_TIMEOUT 30
@ -28,8 +29,17 @@ std::function<void()> fork_child() {
if (pid > 0) {
// Parent
close(pipefd[1]);
i64 r = read(pipefd[0], (char[1]){}, 1);
_exit(r != 1);
if (read(pipefd[0], (char[1]){}, 1) == 1)
_exit(0);
int status;
waitpid(pid, &status, 0);
if (WIFEXITED(status))
_exit(WEXITSTATUS(status));
if (WIFSIGNALED(status))
Error() << "mold: killed by signal " << WTERMSIG(status);
_exit(1);
}
// Child