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Fix bug "[ 1647131 ] PATH env var not handled properly."

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2797
This commit is contained in:
Peter Veenstra 2007-02-03 14:04:23 +00:00
parent a76a07d2c9
commit 88c948bc00
1 changed files with 9 additions and 6 deletions
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15
src/shell/shell_misc.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: shell_misc.cpp,v 1.48 2007-01-21 14:12:02 qbix79 Exp $ */
/* $Id: shell_misc.cpp,v 1.49 2007-02-03 14:04:23 qbix79 Exp $ */
#include <stdlib.h>
#include <string.h>
@ -356,7 +356,8 @@ void DOS_Shell::InputCommand(char * line) {
bool DOS_Shell::Execute(char * name,char * args) {
/* return true => don't check for hardware changes in do_command
* return false => check for hardware changes in do_command */
char * fullname;
char fullname[DOS_PATHLENGTH+4]; //stores results from Which
char* p_fullname;
char line[CMD_MAXLINE];
if(strlen(args)!= 0){
if(*args != ' '){ //put a space in front
@ -381,15 +382,17 @@ bool DOS_Shell::Execute(char * name,char * args) {
return true;
}
/* Check for a full name */
fullname=Which(name);
if (!fullname) return false;
const char* extension =strrchr(fullname,'.');
p_fullname = Which(name);
if (!p_fullname) return false;
strcpy(fullname,p_fullname);
const char* extension = strrchr(fullname,'.');
/*always disallow files without extension from being executed. */
/*only internal commands can be run this way and they never get in this handler */
if(extension == 0)
{
//Check if the result will fit in the parameters. Else abort
if(strlen(fullname) >( DOS_PATHLENGTH - 1) ) return false;
char temp_name[DOS_PATHLENGTH+4],* temp_fullname;
//try to add .com, .exe and .bat extensions to filename