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

67
findutils/find.c
View File

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