DeforaOS/utils
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Hopefully fixed "id -G"

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This commit is contained in:
Pierre Pronchery 2013-07-20 01:58:52 +02:00
parent 367c950182
commit e76d32b0b2
1 changed files with 17 additions and 12 deletions
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29
src/id.c
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@ -54,11 +54,14 @@ static int _id_error(char const * message, int ret)
static int _id_G(char const * user, int flagn)
{
struct group * gr;
char * u;
struct passwd * pw;
char * g;
char ** p;
if(user == NULL)
{
if((pw = getpwuid(geteuid())) == NULL)
return _id_error("geteuid", 1);
if((gr = getgrgid(getegid())) == NULL)
return _id_error("getgrgid", 1);
if(getegid() != getgid())
@ -87,32 +90,34 @@ static int _id_G(char const * user, int flagn)
}
else
{
if((gr = getgrnam(user)) == NULL)
if((pw = getpwnam(user)) == NULL)
return _id_error(user, 1);
if((gr = getgrgid(pw->pw_gid)) == NULL)
return _id_error("getgrgid", 1);
if(flagn == 0)
printf("%u", (unsigned)gr->gr_gid);
else
puts(gr->gr_name);
fputs(gr->gr_name, stdout);
}
if((u = strdup(gr->gr_name)) == NULL)
if((g = strdup(gr->gr_name)) == NULL)
return _id_error(gr->gr_name, 1);
setgrent();
for(gr = getgrent(); gr != NULL; gr = getgrent())
{
for(p = gr->gr_mem; p != NULL && *p != NULL; p++)
{
if(strcmp(u, *p) == 0)
{
if(flagn == 0)
printf(" %u", (unsigned)gr->gr_gid);
else
printf(" %s", gr->gr_name);
}
if(strcmp(pw->pw_name, *p) != 0
|| strcmp(g, gr->gr_name) == 0)
continue;
if(flagn == 0)
printf(" %u", (unsigned)gr->gr_gid);
else
printf(" %s", gr->gr_name);
}
}
putchar('\n');
endgrent();
free(u);
free(g);
return 0;
}