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*: do not assign to stdout/stderr, it's not portable.
Based on patch by Aaron Carroll <xaaronc@gmail.com> function old new delta time_main 1062 1052 -10 cpio_main 563 549 -14 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@ -354,10 +354,7 @@ int cpio_main(int argc UNUSED_PARAM, char **argv)
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if (*cpio_fmt != 'n') /* we _require_ "-H newc" */
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bb_show_usage();
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if (opt & CPIO_OPT_FILE) {
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fclose(stdout);
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stdout = fopen_for_write(cpio_filename);
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/* Paranoia: I don't trust libc that much */
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xdup2(fileno(stdout), STDOUT_FILENO);
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xmove_fd(xopen3(cpio_filename, O_WRONLY | O_CREAT | O_TRUNC, 0666), STDOUT_FILENO);
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}
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dump:
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return cpio_o();
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@ -263,10 +263,7 @@ int FAST_FUNC fflush_all(void)
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int FAST_FUNC bb_putchar(int ch)
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{
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/* time.c needs putc(ch, stdout), not putchar(ch).
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* it does "stdout = stderr;", but then glibc's putchar()
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* doesn't work as expected. bad glibc, bad */
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return putc(ch, stdout);
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return putchar(ch);
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}
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/* Die with an error message if we can't copy an entire FILE* to stdout,
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@ -414,9 +414,7 @@ int time_main(int argc UNUSED_PARAM, char **argv)
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run_command(argv, &res);
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/* Cheat. printf's are shorter :) */
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/* (but see bb_putchar() body for additional wrinkle!) */
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xdup2(2, 1); /* just in case libc does something silly :( */
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stdout = stderr;
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xdup2(STDERR_FILENO, STDOUT_FILENO);
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summarize(output_format, argv, &res);
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if (WIFSTOPPED(res.waitstatus))
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