1
/* Copyright (C) 2000 MySQL AB
3
This program is free software; you can redistribute it and/or modify
4
it under the terms of the GNU General Public License as published by
5
the Free Software Foundation; version 2 of the License.
7
This program is distributed in the hope that it will be useful,
8
but WITHOUT ANY WARRANTY; without even the implied warranty of
9
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10
GNU General Public License for more details.
12
You should have received a copy of the GNU General Public License
13
along with this program; if not, write to the Free Software
14
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
16
/* my_setwd() and my_getwd() works with intern_filenames !! */
18
#include "mysys_priv.h"
19
#include <mystrings/m_string.h>
20
#include "mysys_err.h"
21
#include "my_static.h"
23
#include <sys/param.h>
25
#include <drizzled/util/test.h>
27
/* Gets current working directory in buff.
31
buf Buffer to store result. Can be curr_dir[].
36
Directory is allways ended with FN_LIBCHAR
43
int my_getwd(char * buf, size_t size, myf MyFlags)
47
if (curr_dir[0]) /* Current pos is saved here */
48
strmake(buf,&curr_dir[0],size-1);
51
#if defined(HAVE_GETCWD)
52
if (!getcwd(buf,size-2) && MyFlags & MY_WME)
55
my_error(EE_GETWD,MYF(ME_BELL+ME_WAITTANG),errno);
58
#elif defined(HAVE_GETWD)
60
char pathname[MAXPATHLEN];
62
strmake(buf,pathname,size-1);
65
if (!getcwd(buf,size-2,1) && MyFlags & MY_WME)
68
my_error(EE_GETWD,MYF(ME_BELL+ME_WAITTANG),errno);
71
intern_filename(buf,buf);
73
#error "No way to get current directory"
75
if (*((pos= strchr(buf, '\0'))-1) != FN_LIBCHAR) /* End with FN_LIBCHAR */
80
(void) strmake(&curr_dir[0],buf, (size_t) (FN_REFLEN-1));
86
/* Set new working directory */
88
int my_setwd(const char *dir, myf MyFlags)
99
if (! dir[0] || (dir[0] == FN_LIBCHAR && dir[1] == 0))
103
pos=my_stpcpy(buff,dir);
104
if (pos[-1] != FN_LIBCHAR)
106
pos[0]=FN_LIBCHAR; /* Mark as directory */
109
system_filename(buff,buff); /* Change to VMS format */
113
if ((res=chdir(dir)) != 0)
116
if (MyFlags & MY_WME)
117
my_error(EE_SETWD,MYF(ME_BELL+ME_WAITTANG),start,errno);
121
if (test_if_hard_path(start))
122
{ /* Hard pathname */
123
pos= strmake(&curr_dir[0],start,(size_t) FN_REFLEN-1);
124
if (pos[-1] != FN_LIBCHAR)
126
length=(uint) (pos-(char*) curr_dir);
127
curr_dir[length]=FN_LIBCHAR; /* must end with '/' */
128
curr_dir[length+1]='\0';
132
curr_dir[0]='\0'; /* Don't save name */
139
/* Test if hard pathname */
140
/* Returns 1 if dirname is a hard path */
142
int test_if_hard_path(register const char *dir_name)
144
if (dir_name[0] == FN_HOMELIB && dir_name[1] == FN_LIBCHAR)
145
return (home_dir != NULL && test_if_hard_path(home_dir));
146
if (dir_name[0] == FN_LIBCHAR)
149
return (strchr(dir_name,FN_DEVCHAR) != 0);
153
} /* test_if_hard_path */
157
Test if a name contains an (absolute or relative) path.
161
name The name to test.
164
true name contains a path.
165
false name does not contain a path.
168
bool has_path(const char *name)
170
return test(strchr(name, FN_LIBCHAR))
171
#if FN_LIBCHAR != '/'
172
|| test(strchr(name,'/'))
175
|| test(strchr(name, FN_DEVCHAR))