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(mode_compile): Numeric modes now affect setuid and

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setgid on directories only if they set these bits.
This commit is contained in:
Paul Eggert
2006-07-28 07:25:44 +00:00
parent b8bbece57a
commit fa78395b2a
1 changed files with 7 additions and 5 deletions
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12
lib/modechange.c
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@@ -143,12 +143,12 @@ mode_compile (char const *mode_string)
if ('0' <= *mode_string && *mode_string < '8')
{
unsigned int octal_mode = 0;
unsigned int octal_mentioned = 0;
mode_t mode;
mode_t mentioned;
do
{
octal_mode = 8 * octal_mode + *mode_string++ - '0';
octal_mentioned = 8 * octal_mentioned + 7;
if (ALLM < octal_mode)
return NULL;
}
@@ -157,8 +157,9 @@ mode_compile (char const *mode_string)
if (*mode_string)
return NULL;
return make_node_op_equals (octal_to_mode (octal_mode),
octal_to_mode (octal_mentioned & ALLM));
mode = octal_to_mode (octal_mode);
mentioned = (mode & (S_ISUID | S_ISGID)) | S_ISVTX | S_IRWXUGO;
return make_node_op_equals (mode, mentioned);
}
/* Allocate enough space to hold the result. */
@@ -299,7 +300,8 @@ mode_create_from_ref (const char *ref_file)
directory if DIR), assuming the umask is UMASK_VALUE, adjusted as
indicated by the list of change operations CHANGES. If DIR, the
type 'X' change affects the returned value even if no execute bits
were set in OLDMODE. If PMODE_BITS is not null, store into
were set in OLDMODE, and set user and group ID bits are preserved
unless CHANGES mentioned them. If PMODE_BITS is not null, store into
*PMODE_BITS a mask denoting file mode bits that are affected by
CHANGES.