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/* Copyright (C) 2000 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/* my_setwd() and my_getwd() works with intern_filenames !! */
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#include "mysys_priv.h"
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#include <mystrings/m_string.h>
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#include "mysys_err.h"
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#include "my_static.h"
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#include <sys/param.h>
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/* Gets current working directory in buff.
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buf Buffer to store result. Can be curr_dir[].
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Directory is allways ended with FN_LIBCHAR
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int my_getwd(char * buf, size_t size, myf MyFlags)
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if (curr_dir[0]) /* Current pos is saved here */
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VOID(strmake(buf,&curr_dir[0],size-1));
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#if defined(HAVE_GETCWD)
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if (!getcwd(buf,size-2) && MyFlags & MY_WME)
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my_error(EE_GETWD,MYF(ME_BELL+ME_WAITTANG),errno);
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#elif defined(HAVE_GETWD)
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char pathname[MAXPATHLEN];
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strmake(buf,pathname,size-1);
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if (!getcwd(buf,size-2,1) && MyFlags & MY_WME)
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my_error(EE_GETWD,MYF(ME_BELL+ME_WAITTANG),errno);
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intern_filename(buf,buf);
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#error "No way to get current directory"
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if (*((pos= strchr(buf, '\0'))-1) != FN_LIBCHAR) /* End with FN_LIBCHAR */
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(void) strmake(&curr_dir[0],buf, (size_t) (FN_REFLEN-1));
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/* Set new working directory */
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int my_setwd(const char *dir, myf MyFlags)
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if (! dir[0] || (dir[0] == FN_LIBCHAR && dir[1] == 0))
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pos=stpcpy(buff,dir);
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if (pos[-1] != FN_LIBCHAR)
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pos[0]=FN_LIBCHAR; /* Mark as directory */
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system_filename(buff,buff); /* Change to VMS format */
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if ((res=chdir(dir)) != 0)
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if (MyFlags & MY_WME)
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my_error(EE_SETWD,MYF(ME_BELL+ME_WAITTANG),start,errno);
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if (test_if_hard_path(start))
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{ /* Hard pathname */
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pos= strmake(&curr_dir[0],start,(size_t) FN_REFLEN-1);
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if (pos[-1] != FN_LIBCHAR)
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length=(uint) (pos-(char*) curr_dir);
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curr_dir[length]=FN_LIBCHAR; /* must end with '/' */
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curr_dir[length+1]='\0';
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curr_dir[0]='\0'; /* Don't save name */
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/* Test if hard pathname */
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/* Returns 1 if dirname is a hard path */
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int test_if_hard_path(register const char *dir_name)
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if (dir_name[0] == FN_HOMELIB && dir_name[1] == FN_LIBCHAR)
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return (home_dir != NullS && test_if_hard_path(home_dir));
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if (dir_name[0] == FN_LIBCHAR)
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return (strchr(dir_name,FN_DEVCHAR) != 0);
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} /* test_if_hard_path */
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Test if a name contains an (absolute or relative) path.
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name The name to test.
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true name contains a path.
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false name does not contain a path.
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bool has_path(const char *name)
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return test(strchr(name, FN_LIBCHAR))
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#if FN_LIBCHAR != '/'
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|| test(strchr(name,'/'))
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|| test(strchr(name, FN_DEVCHAR))