DeforaOS/utils
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Implemented -name

Browse Source
This commit is contained in:
Pierre Pronchery 2007-09-09 17:23:36 +00:00
parent 9dbf24fdef
commit e33d492ef0
1 changed files with 93 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

98
src/find.c
View File

@ -22,6 +22,10 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <fnmatch.h>
#include <pwd.h>
#include <grp.h>
#include <errno.h>
/* types */
@ -31,6 +35,15 @@ typedef int Prefs;
/* find */
/* types */
typedef enum _FindCmd
{
FC_NAME = 0, FC_NOGROUP, FC_NOUSER, FC_XDEV, FC_PRUNE, FC_PERM, FC_TYPE,
FC_LINKS, FC_USER, FC_GROUP, FC_SIZE, FC_ATIME, FC_CTIME, FC_MTIME,
FC_EXEC, FC_OK, FC_PRINT, FC_NEWER, FC_DEPTH
} FindCmd;
#define FC_LAST FC_DEPTH
static int _find_error(char const * message, int ret);
static int _find_do(Prefs * prefs, char const * pathname, int cmdc,
char * cmdv[]);
@ -58,23 +71,98 @@ static int _find_error(char const * message, int ret)
}
/* find_do */
static int _do_dir(Prefs * prefs, char const * pathname);
static int _do_cmd(Prefs * prefs, char const * pathname, struct stat * st,
int cmdc, char * cmdv[]);
static int _do_dir(Prefs * prefs, char const * pathname, int cmdc,
char * cmdv[]);
static int _find_do(Prefs * prefs, char const * pathname, int cmdc,
char * cmdv[])
{
int ret;
struct stat st;
if(lstat(pathname, &st) != 0) /* XXX TOCTOU */
return _find_error(pathname, 1);
ret = _do_cmd(prefs, pathname, &st, cmdc, cmdv);
if(S_ISDIR(st.st_mode))
return _do_dir(prefs, pathname);
else
return _do_dir(prefs, pathname, cmdc, cmdv);
else if(ret == 0)
printf("%s\n", pathname);
return ret;
}
/* do_cmd */
static FindCmd _cmd_enum(char const * cmd);
static int _do_cmd(Prefs * prefs, char const * pathname, struct stat * st,
int cmdc, char * cmdv[])
{
int i;
char const * filename;
if((filename = strrchr(pathname, '/')) == NULL)
filename = pathname;
else
filename++;
for(i = 0; i < cmdc; i++)
switch(_cmd_enum(cmdv[i]))
{
case FC_NAME:
if(++i == cmdc)
{
errno = EINVAL;
return _find_error(cmdv[i], 1);
}
return fnmatch(cmdv[i], filename, 0);
case FC_NOGROUP:
return getgrgid(st->st_gid) == NULL ? 0 : 1;
case FC_NOUSER:
return getpwuid(st->st_uid) == NULL ? 0 : 1;
case -1:
errno = EINVAL;
return _find_error(cmdv[i], 1);
default: /* FIXME not implemented */
errno = ENOSYS;
return _find_error(cmdv[i], 1);
}
return 0;
}
static int _do_dir(Prefs * prefs, char const * pathname)
static FindCmd _cmd_enum(char const * cmd)
{
const char * cmds[FC_LAST + 1] =
{
"-name",
"-nouser",
"-nogroup",
"-xdev",
"-prune",
"-perm",
"-type",
"-links",
"-user",
"-group",
"-size",
"-atime",
"-ctime",
"-mtime",
"-exec",
"-ok",
"-print",
"-newer",
"-depth"
};
int i;
for(i = 0; i < FC_LAST + 1; i++)
if(strcmp(cmd, cmds[i]) == 0)
return i;
return -1;
}
static int _do_dir(Prefs * prefs, char const * pathname, int cmdc,
char * cmdv[])
{
int ret = 0;
DIR * dir;
@ -101,7 +189,7 @@ static int _do_dir(Prefs * prefs, char const * pathname)
break;
path = p;
strcpy(&path[len - 1], de->d_name);
ret |= _find_do(prefs, path, 0, NULL); /* FIXME commands */
ret |= _find_do(prefs, path, cmdc, cmdv);
}
free(path);
if(de != NULL)