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(getuidbyname) [__DJGPP__]: Make function know about

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any arbitrary user name.
(getgidbyname) [__DJGPP__]: Make function know about any arbitrary
group name.
From Eli.
This commit is contained in:
Jim Meyering
1998-03-10 22:55:20 +00:00
parent 7f0867df00
commit a991132f3e
1 changed files with 22 additions and 0 deletions
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22
lib/idcache.c
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@@ -44,6 +44,10 @@ struct group *getgrnam ();
char *xmalloc ();
char *xstrdup ();
#ifdef __DJGPP__
static char digits[] = "0123456789";
#endif
struct userid
{
union
@@ -105,6 +109,15 @@ getuidbyname (const char *user)
return 0;
pwent = getpwnam (user);
#ifdef __DJGPP__
/* We need to pretend to be the user USER, to make
pwd functions know about an arbitrary user name. */
if (!pwent && strspn (user, digits) < strlen (user))
{
setenv ("USER", user, 1);
pwent = getpwnam (user); /* now it will succeed */
}
#endif
tail = (struct userid *) xmalloc (sizeof (struct userid));
tail->name = xstrdup (user);
@@ -172,6 +185,15 @@ getgidbyname (const char *group)
return 0;
grent = getgrnam (group);
#ifdef __DJGPP__
/* We need to pretend to belong to group GROUP, to make
grp functions know about any arbitrary group name. */
if (!grent && strspn (group, digits) < strlen (group))
{
setenv ("GROUP", group, 1);
grent = getgrnam (group); /* now it will succeed */
}
#endif
tail = (struct userid *) xmalloc (sizeof (struct userid));
tail->name = xstrdup (group);