Saleel Kudchadker
99f1830ed6
The test needs to check dup2 syscall status and not the errno val Change-Id: Ic88eb2047b839adbc9e12965b098d8960cd7e2b8
89 строки
2.0 KiB
C++
89 строки
2.0 KiB
C++
#ifndef COMMON_H
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#define COMMON_H
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#include <errno.h>
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#include <error.h>
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#include <fstream>
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#include <iostream>
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#include <map>
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#include <stdlib.h>
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#include <string>
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#include <unistd.h>
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struct CaptureStream {
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int saved_fd;
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int orig_fd;
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int temp_fd;
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char tempname[13] = "mytestXXXXXX";
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CaptureStream(FILE *original) {
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orig_fd = fileno(original);
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saved_fd = dup(orig_fd);
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if ((temp_fd = mkstemp(tempname)) == -1) {
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error(0, errno, "Error");
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assert(false);
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}
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fflush(nullptr);
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if (dup2(temp_fd, orig_fd) == -1) {
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error(0, errno, "Error");
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assert(false);
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}
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if (close(temp_fd) != 0) {
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error(0, errno, "Error");
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assert(false);
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}
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}
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void restoreStream() {
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if (saved_fd == -1)
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return;
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fflush(nullptr);
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if (dup2(saved_fd, orig_fd) == -1) {
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error(0, errno, "Error");
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assert(false);
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}
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if (close(saved_fd) != 0) {
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error(0, errno, "Error");
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assert(false);
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}
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saved_fd = -1;
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}
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std::ifstream getCapturedData() {
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restoreStream();
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std::ifstream temp(tempname);
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return temp;
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}
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~CaptureStream() {
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restoreStream();
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if (remove(tempname) != 0) {
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error(0, errno, "Error");
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assert(false);
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}
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}
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};
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static std::string gulp(std::ifstream &input) {
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std::string retval;
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input.seekg(0, std::ios_base::end);
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retval.resize(input.tellg());
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input.seekg(0, std::ios_base::beg);
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input.read(&retval[0], retval.size());
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input.close();
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return retval;
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}
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#define DECLARE_DATA() \
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const char *msg_short = "Carpe diem."; \
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const char *msg_long1 = "Lorem ipsum dolor sit amet, consectetur nullam. " \
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"In mollis imperdiet nibh nec ullamcorper."; \
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const char *msg_long2 = "Curabitur nec metus sit amet augue vehicula " \
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"ultrices ut id leo. Lorem ipsum dolor sit amet, " \
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"consectetur adipiscing elit amet.";
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#endif
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