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fix a bug where `which' doesn't check whether the file passed as an argument

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is a regular file, patch by Arthur Othieno
This commit is contained in:
Glenn L McGrath 2003-10-29 04:50:35 +00:00
parent 6530f0d3a1
commit 984b45142a
1 changed files with 3 additions and 1 deletions
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4
debianutils/which.c
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@ -30,7 +30,9 @@ static int file_exists(char *file)
{
struct stat filestat;
if (stat(file, &filestat) == 0 && filestat.st_mode & S_IXUSR)
if (stat(file, &filestat) == 0 &&
S_ISREG(filestat.st_mode) &&
filestat.st_mode & S_IXUSR)
return 1;
else
return 0;