34 lines
510 B
C
34 lines
510 B
C
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#include <unistd.h>
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#include <errno.h>
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#ifdef __linux__
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#include <linux/limits.h>
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#endif
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int rpm_close_all( void )
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{
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int fd, max;
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max = sysconf(_SC_OPEN_MAX);
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if ( max <= 0 )
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return -1;
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#ifdef __linux__
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if ( max < NR_OPEN )
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max = NR_OPEN;
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#endif
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for ( fd = STDERR_FILENO + 1; fd < max; ++fd )
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{
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if ( close(fd) && errno != EBADF )
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/*
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* Possible errors are:
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* EINTR: the close() call was interrupted by a signal;
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* EIO: an I/O error occurred.
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*/
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return -1;
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}
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return 0;
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}
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