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find: fix -mtime, -mmin, -perm (+ add symbolic perm handling)

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chmod: better name for a variable
This commit is contained in:
Denis Vlasenko 2007-01-26 23:00:05 +00:00
parent 8b942c6639
commit fc7f92253a
2 changed files with 43 additions and 30 deletions
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6
coreutils/chmod.c
View File

@ -31,7 +31,7 @@
* symbolic links encountered during recursive directory traversals.
*/
static int fileAction(const char *fileName, struct stat *statbuf, void* junk, int depth)
static int fileAction(const char *fileName, struct stat *statbuf, void* param, int depth)
{
mode_t newmode;
@ -46,8 +46,8 @@ static int fileAction(const char *fileName, struct stat *statbuf, void* junk, in
}
newmode = statbuf->st_mode;
if (!bb_parse_mode((char *)junk, &newmode))
bb_error_msg_and_die("invalid mode: %s", (char *)junk);
if (!bb_parse_mode((char *)param, &newmode))
bb_error_msg_and_die("invalid mode: %s", (char *)param);
if (chmod(fileName, newmode) == 0) {
if (OPT_VERBOSE

67
findutils/find.c
View File

@ -45,8 +45,8 @@
* (no output)
*/
#include "busybox.h"
#include <fnmatch.h>
#include "busybox.h"
USE_FEATURE_FIND_XDEV(static dev_t *xdev_dev;)
USE_FEATURE_FIND_XDEV(static int xdev_count;)
@ -62,9 +62,9 @@ typedef struct {
ACTS(name, char *pattern;)
USE_FEATURE_FIND_PRINT0(ACTS(print0))
USE_FEATURE_FIND_TYPE( ACTS(type, int type_mask;))
USE_FEATURE_FIND_PERM( ACTS(perm, char perm_char; int perm_mask;))
USE_FEATURE_FIND_MTIME( ACTS(mtime, char mtime_char; int mtime_days;))
USE_FEATURE_FIND_MMIN( ACTS(mmin, char mmin_char; int mmin_mins;))
USE_FEATURE_FIND_PERM( ACTS(perm, char perm_char; mode_t perm_mask;))
USE_FEATURE_FIND_MTIME( ACTS(mtime, char mtime_char; unsigned mtime_days;))
USE_FEATURE_FIND_MMIN( ACTS(mmin, char mmin_char; unsigned mmin_mins;))
USE_FEATURE_FIND_NEWER( ACTS(newer, time_t newer_mtime;))
USE_FEATURE_FIND_INUM( ACTS(inum, ino_t inode_num;))
USE_FEATURE_FIND_EXEC( ACTS(exec, char **exec_argv; int *subst_count; int exec_argc;))
@ -147,20 +147,27 @@ ACTF(type)
#if ENABLE_FEATURE_FIND_PERM
ACTF(perm)
{
return !((isdigit(ap->perm_char) && (statbuf->st_mode & 07777) == ap->perm_mask)
|| (ap->perm_char == '-' && (statbuf->st_mode & ap->perm_mask) == ap->perm_mask)
|| (ap->perm_char == '+' && (statbuf->st_mode & ap->perm_mask) != 0));
/* -perm +mode: at least one of perm_mask bits are set */
if (ap->perm_char == '+')
return (statbuf->st_mode & ap->perm_mask) != 0;
/* -perm -mode: all of perm_mask are set */
if (ap->perm_char == '-')
return (statbuf->st_mode & ap->perm_mask) == ap->perm_mask;
/* -perm mode: file mode must match perm_mask */
return (statbuf->st_mode & 07777) == ap->perm_mask;
}
#endif
#if ENABLE_FEATURE_FIND_MTIME
ACTF(mtime)
{
time_t file_age = time(NULL) - statbuf->st_mtime;
time_t mtime_secs = ap->mtime_days * 24 * 60 * 60;
return !((isdigit(ap->mtime_char) && file_age >= mtime_secs
&& file_age < mtime_secs + 24 * 60 * 60)
|| (ap->mtime_char == '+' && file_age >= mtime_secs + 24 * 60 * 60)
|| (ap->mtime_char == '-' && file_age < mtime_secs));
time_t mtime_secs = ap->mtime_days * 24*60*60;
if (ap->mtime_char == '+')
return file_age >= mtime_secs + 24*60*60;
if (ap->mtime_char == '-')
return file_age < mtime_secs;
/* just numeric mtime */
return file_age >= mtime_secs && file_age < (mtime_secs + 24*60*60);
}
#endif
#if ENABLE_FEATURE_FIND_MMIN
@ -168,22 +175,24 @@ ACTF(mmin)
{
time_t file_age = time(NULL) - statbuf->st_mtime;
time_t mmin_secs = ap->mmin_mins * 60;
return !((isdigit(ap->mmin_char) && file_age >= mmin_secs
&& file_age < mmin_secs + 60)
|| (ap->mmin_char == '+' && file_age >= mmin_secs + 60)
|| (ap->mmin_char == '-' && file_age < mmin_secs));
if (ap->mmin_char == '+')
return file_age >= mmin_secs + 60;
if (ap->mmin_char == '-')
return file_age < mmin_secs;
/* just numeric mmin */
return file_age >= mmin_secs && file_age < (mmin_secs + 60);
}
#endif
#if ENABLE_FEATURE_FIND_NEWER
ACTF(newer)
{
return (ap->newer_mtime >= statbuf->st_mtime);
return (ap->newer_mtime < statbuf->st_mtime);
}
#endif
#if ENABLE_FEATURE_FIND_INUM
ACTF(inum)
{
return (statbuf->st_ino != ap->inode_num);
return (statbuf->st_ino == ap->inode_num);
}
#endif
#if ENABLE_FEATURE_FIND_EXEC
@ -299,6 +308,13 @@ static int find_type(char *type)
}
#endif
static const char* plus_minus_num(const char* str)
{
if (*str == '-' || *str == '+')
str++;
return str;
}
static action*** parse_params(char **argv)
{
action*** appp;
@ -391,10 +407,11 @@ static action*** parse_params(char **argv)
if (!*++argv)
bb_error_msg_and_die(bb_msg_requires_arg, arg);
ap = ALLOC_ACTION(perm);
ap->perm_mask = xstrtol_range(arg1, 8, 0, 07777);
ap->perm_char = arg1[0];
if (ap->perm_char == '-')
ap->perm_mask = -ap->perm_mask;
arg1 = plus_minus_num(arg1);
ap->perm_mask = 0;
if (!bb_parse_mode(arg1, &ap->perm_mask))
bb_error_msg_and_die("invalid mode: %s", arg1);
}
#endif
#if ENABLE_FEATURE_FIND_MTIME
@ -403,10 +420,8 @@ static action*** parse_params(char **argv)
if (!*++argv)
bb_error_msg_and_die(bb_msg_requires_arg, arg);
ap = ALLOC_ACTION(mtime);
ap->mtime_days = xatol(arg1);
ap->mtime_char = arg1[0];
if (ap->mtime_char == '-')
ap->mtime_days = -ap->mtime_days;
ap->mtime_days = xatoul(plus_minus_num(arg1));
}
#endif
#if ENABLE_FEATURE_FIND_MMIN
@ -415,10 +430,8 @@ static action*** parse_params(char **argv)
if (!*++argv)
bb_error_msg_and_die(bb_msg_requires_arg, arg);
ap = ALLOC_ACTION(mmin);
ap->mmin_mins = xatol(arg1);
ap->mmin_char = arg1[0];
if (ap->mmin_char == '-')
ap->mmin_mins = -ap->mmin_mins;
ap->mmin_mins = xatoul(plus_minus_num(arg1));
}
#endif
#if ENABLE_FEATURE_FIND_NEWER