27 lines
577 B
C
27 lines
577 B
C
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/*
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* Copyright (c) 1994 by the University of Southern California
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*
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* For copying and distribution information, please see the file
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* <usc-license.h>.
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*/
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#include <usc-license.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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/* Is this a file? uses stat() */
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#include <pfs.h> /* for prototypes */
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/* Is it a regular file? 1 = yes, 0 = no, -1 = failure? */
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extern int
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is_file(const char native_filename[])
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{
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struct stat st_buf;
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if(stat(native_filename, &st_buf) == 0)
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return S_ISREG(st_buf.st_mode) ? 1 : 0;
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else
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return -1;
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}
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