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Extract file comparison into utility func

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This commit is contained in:
shakeelrao
2019-03-23 19:04:56 -07:00
parent d97605ad85
commit e5811e5520
3 changed files with 22 additions and 22 deletions
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17
programs/util.c
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@ -87,6 +87,23 @@ U32 UTIL_isDirectory(const char* infilename)
return 0;
}
int UTIL_isSameFile(const char* file1, const char* file2)
{
#if defined(_MSC_VER)
/* note : Visual does not support file identification by inode.
* The following work-around is limited to detecting exact name repetition only,
* aka `filename` is considered different from `subdir/../filename` */
return !strcmp(file1, file2);
#else
stat_t file1Stat;
stat_t file2Stat;
return UTIL_getFileStat(file1, &file1Stat)
&& UTIL_getFileStat(file2, &file2Stat)
&& (file1Stat.st_dev == file2Stat.st_dev)
&& (file1Stat.st_ino == file2Stat.st_ino);
#endif
}
U32 UTIL_isLink(const char* infilename)
{
/* macro guards, as defined in : https://linux.die.net/man/2/lstat */