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IO (Linux): add detailed error messages for ffProcessAppendStdOut

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This commit is contained in:
李通洲
2023-02-23 11:13:50 +08:00
parent 695e3cc692
commit 52c304ecae
2 changed files with 34 additions and 4 deletions
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src/common/processing_linux.c
+15 -4
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@@ -30,9 +30,20 @@ const char* ffProcessAppendStdOut(FFstrbuf* buffer, char* const argv[])
//Parent
close(pipes[1]);
waitpid(childPid, NULL, 0);
bool ok = ffAppendFDBuffer(pipes[0], buffer);
close(pipes[0]);
return ok ? NULL : "ffAppendFDBuffer() failed";
int FF_AUTO_CLOSE_FD childPipeFd = pipes[0];
int status = -1;
if(waitpid(childPid, &status, 0) < 0)
return "waitpid(childPid, &status, 0) failed";
if (!WIFEXITED(status))
return "WIFEXITED(status) == false";
if(WEXITSTATUS(status) == 901)
return "WEXITSTATUS(status) == 901 ( execvp failed )";
if(!ffAppendFDBuffer(childPipeFd, buffer))
return "ffAppendFDBuffer(childPipeFd, buffer) failed";
return NULL;
}