1606 lines
46 KiB
C
1606 lines
46 KiB
C
/*
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* CMD - Wine-compatible command line interface.
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*
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* Copyright (C) 1999 - 2001 D A Pickles
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/*
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* FIXME:
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* - Cannot handle parameters in quotes
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* - Lots of functionality missing from builtins
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*/
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#include "config.h"
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#include "wcmd.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(cmd);
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const char * const inbuilt[] = {"ATTRIB", "CALL", "CD", "CHDIR", "CLS", "COPY", "CTTY",
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"DATE", "DEL", "DIR", "ECHO", "ERASE", "FOR", "GOTO",
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"HELP", "IF", "LABEL", "MD", "MKDIR", "MOVE", "PATH", "PAUSE",
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"PROMPT", "REM", "REN", "RENAME", "RD", "RMDIR", "SET", "SHIFT",
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"TIME", "TITLE", "TYPE", "VERIFY", "VER", "VOL",
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"ENDLOCAL", "SETLOCAL", "PUSHD", "POPD", "ASSOC", "COLOR", "FTYPE",
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"MORE", "EXIT" };
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HINSTANCE hinst;
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DWORD errorlevel;
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int echo_mode = 1, verify_mode = 0, defaultColor = 7;
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static int opt_c, opt_k, opt_s;
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const char nyi[] = "Not Yet Implemented\n\n";
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const char newline[] = "\n";
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const char version_string[] = "CMD Version " PACKAGE_VERSION "\n\n";
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const char anykey[] = "Press Return key to continue: ";
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char quals[MAX_PATH], param1[MAX_PATH], param2[MAX_PATH];
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BATCH_CONTEXT *context = NULL;
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extern struct env_stack *pushd_directories;
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static const char *pagedMessage = NULL;
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static char *WCMD_expand_envvar(char *start);
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/*****************************************************************************
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* Main entry point. This is a console application so we have a main() not a
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* winmain().
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*/
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int main (int argc, char *argv[])
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{
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char string[1024];
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char envvar[4];
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char* cmd=NULL;
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DWORD count;
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HANDLE h;
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int opt_q;
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int opt_t = 0;
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opt_c=opt_k=opt_q=opt_s=0;
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while (*argv!=NULL)
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{
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char c;
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if ((*argv)[0]!='/' || (*argv)[1]=='\0') {
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argv++;
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continue;
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}
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c=(*argv)[1];
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if (tolower(c)=='c') {
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opt_c=1;
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} else if (tolower(c)=='q') {
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opt_q=1;
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} else if (tolower(c)=='k') {
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opt_k=1;
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} else if (tolower(c)=='s') {
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opt_s=1;
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} else if (tolower(c)=='t' && (*argv)[2]==':') {
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opt_t=strtoul(&(*argv)[3], NULL, 16);
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} else if (tolower(c)=='x' || tolower(c)=='y') {
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/* Ignored for compatibility with Windows */
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}
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if ((*argv)[2]==0)
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argv++;
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else /* handle `cmd /cnotepad.exe` and `cmd /x/c ...` */
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*argv+=2;
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if (opt_c || opt_k) /* break out of parsing immediately after c or k */
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break;
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}
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if (opt_q) {
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WCMD_echo("OFF");
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}
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if (opt_c || opt_k) {
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int len,qcount;
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char** arg;
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char* p;
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/* opt_s left unflagged if the command starts with and contains exactly
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* one quoted string (exactly two quote characters). The quoted string
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* must be an executable name that has whitespace and must not have the
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* following characters: &<>()@^| */
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/* Build the command to execute */
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len = 0;
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qcount = 0;
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for (arg = argv; *arg; arg++)
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{
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int has_space,bcount;
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char* a;
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has_space=0;
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bcount=0;
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a=*arg;
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if( !*a ) has_space=1;
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while (*a!='\0') {
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if (*a=='\\') {
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bcount++;
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} else {
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if (*a==' ' || *a=='\t') {
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has_space=1;
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} else if (*a=='"') {
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/* doubling of '\' preceding a '"',
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* plus escaping of said '"'
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*/
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len+=2*bcount+1;
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qcount++;
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}
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bcount=0;
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}
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a++;
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}
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len+=(a-*arg)+1 /* for the separating space */;
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if (has_space)
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{
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len+=2; /* for the quotes */
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qcount+=2;
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}
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}
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if (qcount!=2)
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opt_s=1;
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/* check argv[0] for a space and invalid characters */
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if (!opt_s) {
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opt_s=1;
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p=*argv;
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while (*p!='\0') {
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if (*p=='&' || *p=='<' || *p=='>' || *p=='(' || *p==')'
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|| *p=='@' || *p=='^' || *p=='|') {
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opt_s=1;
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break;
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}
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if (*p==' ')
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opt_s=0;
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p++;
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}
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}
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cmd = HeapAlloc(GetProcessHeap(), 0, len);
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if (!cmd)
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exit(1);
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p = cmd;
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for (arg = argv; *arg; arg++)
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{
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int has_space,has_quote;
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char* a;
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/* Check for quotes and spaces in this argument */
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has_space=has_quote=0;
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a=*arg;
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if( !*a ) has_space=1;
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while (*a!='\0') {
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if (*a==' ' || *a=='\t') {
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has_space=1;
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if (has_quote)
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break;
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} else if (*a=='"') {
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has_quote=1;
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if (has_space)
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break;
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}
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a++;
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}
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/* Now transfer it to the command line */
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if (has_space)
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*p++='"';
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if (has_quote) {
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int bcount;
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char* a;
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bcount=0;
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a=*arg;
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while (*a!='\0') {
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if (*a=='\\') {
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*p++=*a;
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bcount++;
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} else {
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if (*a=='"') {
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int i;
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/* Double all the '\\' preceding this '"', plus one */
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for (i=0;i<=bcount;i++)
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*p++='\\';
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*p++='"';
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} else {
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*p++=*a;
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}
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bcount=0;
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}
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a++;
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}
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} else {
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strcpy(p,*arg);
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p+=strlen(*arg);
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}
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if (has_space)
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*p++='"';
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*p++=' ';
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}
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if (p > cmd)
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p--; /* remove last space */
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*p = '\0';
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/* strip first and last quote characters if opt_s; check for invalid
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* executable is done later */
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if (opt_s && *cmd=='\"')
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WCMD_opt_s_strip_quotes(cmd);
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}
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if (opt_c) {
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/* If we do a "wcmd /c command", we don't want to allocate a new
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* console since the command returns immediately. Rather, we use
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* the currently allocated input and output handles. This allows
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* us to pipe to and read from the command interpreter.
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*/
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if (strchr(cmd,'|') != NULL)
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WCMD_pipe(cmd);
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else
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WCMD_process_command(cmd);
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HeapFree(GetProcessHeap(), 0, cmd);
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return errorlevel;
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}
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SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), ENABLE_LINE_INPUT |
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ENABLE_ECHO_INPUT | ENABLE_PROCESSED_INPUT);
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SetConsoleTitle("Wine Command Prompt");
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/* Note: cmd.exe /c dir does not get a new color, /k dir does */
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if (opt_t) {
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if (!(((opt_t & 0xF0) >> 4) == (opt_t & 0x0F))) {
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defaultColor = opt_t & 0xFF;
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param1[0] = 0x00;
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WCMD_color();
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}
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} else {
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/* Check HKCU\Software\Microsoft\Command Processor
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Then HKLM\Software\Microsoft\Command Processor
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for defaultcolour value
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Note Can be supplied as DWORD or REG_SZ
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Note2 When supplied as REG_SZ it's in decimal!!! */
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HKEY key;
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DWORD type;
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DWORD value=0, size=4;
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if (RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\Microsoft\\Command Processor",
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0, KEY_READ, &key) == ERROR_SUCCESS) {
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char strvalue[4];
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/* See if DWORD or REG_SZ */
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if (RegQueryValueEx(key, "DefaultColor", NULL, &type,
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NULL, NULL) == ERROR_SUCCESS) {
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if (type == REG_DWORD) {
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size = sizeof(DWORD);
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RegQueryValueEx(key, "DefaultColor", NULL, NULL,
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(LPBYTE)&value, &size);
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} else if (type == REG_SZ) {
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size = sizeof(strvalue);
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RegQueryValueEx(key, "DefaultColor", NULL, NULL,
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(LPBYTE)strvalue, &size);
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value = strtoul(strvalue, NULL, 10);
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}
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}
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}
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if (value == 0 && RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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"Software\\Microsoft\\Command Processor",
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0, KEY_READ, &key) == ERROR_SUCCESS) {
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char strvalue[4];
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/* See if DWORD or REG_SZ */
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if (RegQueryValueEx(key, "DefaultColor", NULL, &type,
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NULL, NULL) == ERROR_SUCCESS) {
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if (type == REG_DWORD) {
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size = sizeof(DWORD);
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RegQueryValueEx(key, "DefaultColor", NULL, NULL,
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(LPBYTE)&value, &size);
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} else if (type == REG_SZ) {
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size = sizeof(strvalue);
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RegQueryValueEx(key, "DefaultColor", NULL, NULL,
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(LPBYTE)strvalue, &size);
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value = strtoul(strvalue, NULL, 10);
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}
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}
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}
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/* If one found, set the screen to that colour */
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if (!(((value & 0xF0) >> 4) == (value & 0x0F))) {
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defaultColor = value & 0xFF;
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param1[0] = 0x00;
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WCMD_color();
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}
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}
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/* Save cwd into appropriate env var */
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GetCurrentDirectory(1024, string);
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if (IsCharAlpha(string[0]) && string[1] == ':') {
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sprintf(envvar, "=%c:", string[0]);
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SetEnvironmentVariable(envvar, string);
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}
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if (opt_k) {
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WCMD_process_command(cmd);
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HeapFree(GetProcessHeap(), 0, cmd);
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}
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/*
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* If there is an AUTOEXEC.BAT file, try to execute it.
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*/
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GetFullPathName ("\\autoexec.bat", sizeof(string), string, NULL);
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h = CreateFile (string, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if (h != INVALID_HANDLE_VALUE) {
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CloseHandle (h);
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#if 0
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WCMD_batch ((char *)"\\autoexec.bat", (char *)"\\autoexec.bat", 0, NULL, INVALID_HANDLE_VALUE);
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#endif
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}
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/*
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* Loop forever getting commands and executing them.
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*/
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WCMD_version ();
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while (TRUE) {
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WCMD_show_prompt ();
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ReadFile (GetStdHandle(STD_INPUT_HANDLE), string, sizeof(string), &count, NULL);
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if (count > 1) {
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string[count-1] = '\0'; /* ReadFile output is not null-terminated! */
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if (string[count-2] == '\r') string[count-2] = '\0'; /* Under Windoze we get CRLF! */
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if (lstrlen (string) != 0) {
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if (strchr(string,'|') != NULL) {
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WCMD_pipe (string);
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}
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else {
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WCMD_process_command (string);
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}
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}
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}
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}
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}
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/*****************************************************************************
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* Process one command. If the command is EXIT this routine does not return.
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* We will recurse through here executing batch files.
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*/
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void WCMD_process_command (char *command)
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{
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char *cmd, *p, *s, *t, *redir;
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int status, i;
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DWORD count, creationDisposition;
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HANDLE h;
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char *whichcmd;
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SECURITY_ATTRIBUTES sa;
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char *new_cmd;
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char *first_redir = NULL;
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HANDLE old_stdhandles[3] = {INVALID_HANDLE_VALUE,
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INVALID_HANDLE_VALUE,
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INVALID_HANDLE_VALUE};
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DWORD idx_stdhandles[3] = {STD_INPUT_HANDLE,
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STD_OUTPUT_HANDLE,
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STD_ERROR_HANDLE};
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/* Move copy of the command onto the heap so it can be expanded */
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new_cmd = HeapAlloc( GetProcessHeap(), 0, MAXSTRING );
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strcpy(new_cmd, command);
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/* For commands in a context (batch program): */
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/* Expand environment variables in a batch file %{0-9} first */
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/* including support for any ~ modifiers */
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/* Additionally: */
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/* Expand the DATE, TIME, CD, RANDOM and ERRORLEVEL special */
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/* names allowing environment variable overrides */
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/* NOTE: To support the %PATH:xxx% syntax, also perform */
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/* manual expansion of environment variables here */
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p = new_cmd;
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while ((p = strchr(p, '%'))) {
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i = *(p+1) - '0';
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/* Replace %~ modifications if in batch program */
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if (context && *(p+1) == '~') {
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WCMD_HandleTildaModifiers(&p, NULL);
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p++;
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/* Replace use of %0...%9 if in batch program*/
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} else if (context && (i >= 0) && (i <= 9)) {
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s = strdup (p+2);
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t = WCMD_parameter (context -> command, i + context -> shift_count[i], NULL);
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strcpy (p, t);
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strcat (p, s);
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free (s);
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/* Replace use of %* if in batch program*/
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} else if (context && *(p+1)=='*') {
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char *startOfParms = NULL;
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s = strdup (p+2);
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t = WCMD_parameter (context -> command, 1, &startOfParms);
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if (startOfParms != NULL) strcpy (p, startOfParms);
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else *p = 0x00;
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strcat (p, s);
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free (s);
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} else {
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p = WCMD_expand_envvar(p);
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}
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}
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cmd = new_cmd;
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/* In a batch program, unknown variables are replace by nothing */
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/* so remove any remaining %var% */
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if (context) {
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p = cmd;
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while ((p = strchr(p, '%'))) {
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s = strchr(p+1, '%');
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if (!s) {
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*p=0x00;
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} else {
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t = strdup(s+1);
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strcpy(p, t);
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free(t);
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}
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}
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|
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/* Show prompt before batch line IF echo is on and in batch program */
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if (echo_mode && (cmd[0] != '@')) {
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WCMD_show_prompt();
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WCMD_output_asis ( cmd);
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WCMD_output_asis ( "\n");
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}
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}
|
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|
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/*
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* Changing default drive has to be handled as a special case.
|
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*/
|
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|
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if ((cmd[1] == ':') && IsCharAlpha (cmd[0]) && (strlen(cmd) == 2)) {
|
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char envvar[5];
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char dir[MAX_PATH];
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|
|
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/* According to MSDN CreateProcess docs, special env vars record
|
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the current directory on each drive, in the form =C:
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so see if one specified, and if so go back to it */
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strcpy(envvar, "=");
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strcat(envvar, cmd);
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if (GetEnvironmentVariable(envvar, dir, MAX_PATH) == 0) {
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sprintf(cmd, "%s\\", cmd);
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}
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status = SetCurrentDirectory (cmd);
|
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if (!status) WCMD_print_error ();
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HeapFree( GetProcessHeap(), 0, cmd );
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return;
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}
|
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|
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sa.nLength = sizeof(sa);
|
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sa.lpSecurityDescriptor = NULL;
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sa.bInheritHandle = TRUE;
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|
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/*
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* Redirect stdin, stdout and/or stderr if required.
|
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*/
|
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|
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if ((p = strchr(cmd,'<')) != NULL) {
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if (first_redir == NULL) first_redir = p;
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h = CreateFile (WCMD_parameter (++p, 0, NULL), GENERIC_READ, FILE_SHARE_READ, &sa, OPEN_EXISTING,
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FILE_ATTRIBUTE_NORMAL, NULL);
|
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if (h == INVALID_HANDLE_VALUE) {
|
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WCMD_print_error ();
|
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HeapFree( GetProcessHeap(), 0, cmd );
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return;
|
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}
|
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old_stdhandles[0] = GetStdHandle (STD_INPUT_HANDLE);
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SetStdHandle (STD_INPUT_HANDLE, h);
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}
|
|
|
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/* Scan the whole command looking for > and 2> */
|
|
redir = cmd;
|
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while (redir != NULL && ((p = strchr(redir,'>')) != NULL)) {
|
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int handle = 0;
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|
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if (*(p-1)!='2') {
|
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if (first_redir == NULL) first_redir = p;
|
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handle = 1;
|
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} else {
|
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if (first_redir == NULL) first_redir = (p-1);
|
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handle = 2;
|
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}
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|
|
p++;
|
|
if ('>' == *p) {
|
|
creationDisposition = OPEN_ALWAYS;
|
|
p++;
|
|
}
|
|
else {
|
|
creationDisposition = CREATE_ALWAYS;
|
|
}
|
|
|
|
/* Add support for 2>&1 */
|
|
redir = p;
|
|
if (*p == '&') {
|
|
int idx = *(p+1) - '0';
|
|
|
|
if (DuplicateHandle(GetCurrentProcess(),
|
|
GetStdHandle(idx_stdhandles[idx]),
|
|
GetCurrentProcess(),
|
|
&h,
|
|
0, TRUE, DUPLICATE_SAME_ACCESS) == 0) {
|
|
WINE_FIXME("Duplicating handle failed with gle %d\n", GetLastError());
|
|
}
|
|
WINE_TRACE("Redirect %d (%p) to %d (%p)\n", handle, GetStdHandle(idx_stdhandles[idx]), idx, h);
|
|
|
|
} else {
|
|
char *param = WCMD_parameter (p, 0, NULL);
|
|
h = CreateFile (param, GENERIC_WRITE, 0, &sa, creationDisposition,
|
|
FILE_ATTRIBUTE_NORMAL, NULL);
|
|
if (h == INVALID_HANDLE_VALUE) {
|
|
WCMD_print_error ();
|
|
HeapFree( GetProcessHeap(), 0, cmd );
|
|
return;
|
|
}
|
|
if (SetFilePointer (h, 0, NULL, FILE_END) ==
|
|
INVALID_SET_FILE_POINTER) {
|
|
WCMD_print_error ();
|
|
}
|
|
WINE_TRACE("Redirect %d to '%s' (%p)\n", handle, param, h);
|
|
}
|
|
|
|
old_stdhandles[handle] = GetStdHandle (idx_stdhandles[handle]);
|
|
SetStdHandle (idx_stdhandles[handle], h);
|
|
}
|
|
|
|
/* Terminate the command string at <, or first 2> or > */
|
|
if (first_redir != NULL) *first_redir = '\0';
|
|
|
|
/*
|
|
* Strip leading whitespaces, and a '@' if supplied
|
|
*/
|
|
whichcmd = WCMD_strtrim_leading_spaces(cmd);
|
|
WINE_TRACE("Command: '%s'\n", cmd);
|
|
if (whichcmd[0] == '@') whichcmd++;
|
|
|
|
/*
|
|
* Check if the command entered is internal. If it is, pass the rest of the
|
|
* line down to the command. If not try to run a program.
|
|
*/
|
|
|
|
count = 0;
|
|
while (IsCharAlphaNumeric(whichcmd[count])) {
|
|
count++;
|
|
}
|
|
for (i=0; i<=WCMD_EXIT; i++) {
|
|
if (CompareString (LOCALE_USER_DEFAULT, NORM_IGNORECASE | SORT_STRINGSORT,
|
|
whichcmd, count, inbuilt[i], -1) == 2) break;
|
|
}
|
|
p = WCMD_strtrim_leading_spaces (&whichcmd[count]);
|
|
WCMD_parse (p, quals, param1, param2);
|
|
switch (i) {
|
|
|
|
case WCMD_ATTRIB:
|
|
WCMD_setshow_attrib ();
|
|
break;
|
|
case WCMD_CALL:
|
|
WCMD_call (p);
|
|
break;
|
|
case WCMD_CD:
|
|
case WCMD_CHDIR:
|
|
WCMD_setshow_default (p);
|
|
break;
|
|
case WCMD_CLS:
|
|
WCMD_clear_screen ();
|
|
break;
|
|
case WCMD_COPY:
|
|
WCMD_copy ();
|
|
break;
|
|
case WCMD_CTTY:
|
|
WCMD_change_tty ();
|
|
break;
|
|
case WCMD_DATE:
|
|
WCMD_setshow_date ();
|
|
break;
|
|
case WCMD_DEL:
|
|
case WCMD_ERASE:
|
|
WCMD_delete (p);
|
|
break;
|
|
case WCMD_DIR:
|
|
WCMD_directory (p);
|
|
break;
|
|
case WCMD_ECHO:
|
|
WCMD_echo(&whichcmd[count]);
|
|
break;
|
|
case WCMD_FOR:
|
|
WCMD_for (p);
|
|
break;
|
|
case WCMD_GOTO:
|
|
WCMD_goto ();
|
|
break;
|
|
case WCMD_HELP:
|
|
WCMD_give_help (p);
|
|
break;
|
|
case WCMD_IF:
|
|
WCMD_if (p);
|
|
break;
|
|
case WCMD_LABEL:
|
|
WCMD_volume (1, p);
|
|
break;
|
|
case WCMD_MD:
|
|
case WCMD_MKDIR:
|
|
WCMD_create_dir ();
|
|
break;
|
|
case WCMD_MOVE:
|
|
WCMD_move ();
|
|
break;
|
|
case WCMD_PATH:
|
|
WCMD_setshow_path (p);
|
|
break;
|
|
case WCMD_PAUSE:
|
|
WCMD_pause ();
|
|
break;
|
|
case WCMD_PROMPT:
|
|
WCMD_setshow_prompt ();
|
|
break;
|
|
case WCMD_REM:
|
|
break;
|
|
case WCMD_REN:
|
|
case WCMD_RENAME:
|
|
WCMD_rename ();
|
|
break;
|
|
case WCMD_RD:
|
|
case WCMD_RMDIR:
|
|
WCMD_remove_dir (p);
|
|
break;
|
|
case WCMD_SETLOCAL:
|
|
WCMD_setlocal(p);
|
|
break;
|
|
case WCMD_ENDLOCAL:
|
|
WCMD_endlocal();
|
|
break;
|
|
case WCMD_SET:
|
|
WCMD_setshow_env (p);
|
|
break;
|
|
case WCMD_SHIFT:
|
|
WCMD_shift (p);
|
|
break;
|
|
case WCMD_TIME:
|
|
WCMD_setshow_time ();
|
|
break;
|
|
case WCMD_TITLE:
|
|
if (strlen(&whichcmd[count]) > 0)
|
|
WCMD_title(&whichcmd[count+1]);
|
|
break;
|
|
case WCMD_TYPE:
|
|
WCMD_type (p);
|
|
break;
|
|
case WCMD_VER:
|
|
WCMD_version ();
|
|
break;
|
|
case WCMD_VERIFY:
|
|
WCMD_verify (p);
|
|
break;
|
|
case WCMD_VOL:
|
|
WCMD_volume (0, p);
|
|
break;
|
|
case WCMD_PUSHD:
|
|
WCMD_pushd(p);
|
|
break;
|
|
case WCMD_POPD:
|
|
WCMD_popd();
|
|
break;
|
|
case WCMD_ASSOC:
|
|
WCMD_assoc(p, TRUE);
|
|
break;
|
|
case WCMD_COLOR:
|
|
WCMD_color();
|
|
break;
|
|
case WCMD_FTYPE:
|
|
WCMD_assoc(p, FALSE);
|
|
break;
|
|
case WCMD_MORE:
|
|
WCMD_more(p);
|
|
break;
|
|
case WCMD_EXIT:
|
|
WCMD_exit ();
|
|
break;
|
|
default:
|
|
WCMD_run_program (whichcmd, 0);
|
|
}
|
|
HeapFree( GetProcessHeap(), 0, cmd );
|
|
|
|
/* Restore old handles */
|
|
for (i=0; i<3; i++) {
|
|
if (old_stdhandles[i] != INVALID_HANDLE_VALUE) {
|
|
CloseHandle (GetStdHandle (idx_stdhandles[i]));
|
|
SetStdHandle (idx_stdhandles[i], old_stdhandles[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void init_msvcrt_io_block(STARTUPINFO* st)
|
|
{
|
|
STARTUPINFO st_p;
|
|
/* fetch the parent MSVCRT info block if any, so that the child can use the
|
|
* same handles as its grand-father
|
|
*/
|
|
st_p.cb = sizeof(STARTUPINFO);
|
|
GetStartupInfo(&st_p);
|
|
st->cbReserved2 = st_p.cbReserved2;
|
|
st->lpReserved2 = st_p.lpReserved2;
|
|
if (st_p.cbReserved2 && st_p.lpReserved2)
|
|
{
|
|
/* Override the entries for fd 0,1,2 if we happened
|
|
* to change those std handles (this depends on the way wcmd sets
|
|
* it's new input & output handles)
|
|
*/
|
|
size_t sz = max(sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * 3, st_p.cbReserved2);
|
|
BYTE* ptr = HeapAlloc(GetProcessHeap(), 0, sz);
|
|
if (ptr)
|
|
{
|
|
unsigned num = *(unsigned*)st_p.lpReserved2;
|
|
char* flags = (char*)(ptr + sizeof(unsigned));
|
|
HANDLE* handles = (HANDLE*)(flags + num * sizeof(char));
|
|
|
|
memcpy(ptr, st_p.lpReserved2, st_p.cbReserved2);
|
|
st->cbReserved2 = sz;
|
|
st->lpReserved2 = ptr;
|
|
|
|
#define WX_OPEN 0x01 /* see dlls/msvcrt/file.c */
|
|
if (num <= 0 || (flags[0] & WX_OPEN))
|
|
{
|
|
handles[0] = GetStdHandle(STD_INPUT_HANDLE);
|
|
flags[0] |= WX_OPEN;
|
|
}
|
|
if (num <= 1 || (flags[1] & WX_OPEN))
|
|
{
|
|
handles[1] = GetStdHandle(STD_OUTPUT_HANDLE);
|
|
flags[1] |= WX_OPEN;
|
|
}
|
|
if (num <= 2 || (flags[2] & WX_OPEN))
|
|
{
|
|
handles[2] = GetStdHandle(STD_ERROR_HANDLE);
|
|
flags[2] |= WX_OPEN;
|
|
}
|
|
#undef WX_OPEN
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* WCMD_run_program
|
|
*
|
|
* Execute a command line as an external program. Must allow recursion.
|
|
*
|
|
* Precedence:
|
|
* Manual testing under windows shows PATHEXT plays a key part in this,
|
|
* and the search algorithm and precedence appears to be as follows.
|
|
*
|
|
* Search locations:
|
|
* If directory supplied on command, just use that directory
|
|
* If extension supplied on command, look for that explicit name first
|
|
* Otherwise, search in each directory on the path
|
|
* Precedence:
|
|
* If extension supplied on command, look for that explicit name first
|
|
* Then look for supplied name .* (even if extension supplied, so
|
|
* 'garbage.exe' will match 'garbage.exe.cmd')
|
|
* If any found, cycle through PATHEXT looking for name.exe one by one
|
|
* Launching
|
|
* Once a match has been found, it is launched - Code currently uses
|
|
* findexecutable to acheive this which is left untouched.
|
|
*/
|
|
|
|
void WCMD_run_program (char *command, int called) {
|
|
|
|
char temp[MAX_PATH];
|
|
char pathtosearch[MAXSTRING];
|
|
char *pathposn;
|
|
char stemofsearch[MAX_PATH];
|
|
char *lastSlash;
|
|
char pathext[MAXSTRING];
|
|
BOOL extensionsupplied = FALSE;
|
|
BOOL launched = FALSE;
|
|
BOOL status;
|
|
BOOL assumeInternal = FALSE;
|
|
DWORD len;
|
|
|
|
|
|
WCMD_parse (command, quals, param1, param2); /* Quick way to get the filename */
|
|
if (!(*param1) && !(*param2))
|
|
return;
|
|
|
|
/* Calculate the search path and stem to search for */
|
|
if (strpbrk (param1, "/\\:") == NULL) { /* No explicit path given, search path */
|
|
strcpy(pathtosearch,".;");
|
|
len = GetEnvironmentVariable ("PATH", &pathtosearch[2], sizeof(pathtosearch)-2);
|
|
if ((len == 0) || (len >= sizeof(pathtosearch) - 2)) {
|
|
lstrcpy (pathtosearch, ".");
|
|
}
|
|
if (strchr(param1, '.') != NULL) extensionsupplied = TRUE;
|
|
strcpy(stemofsearch, param1);
|
|
|
|
} else {
|
|
|
|
/* Convert eg. ..\fred to include a directory by removing file part */
|
|
GetFullPathName(param1, sizeof(pathtosearch), pathtosearch, NULL);
|
|
lastSlash = strrchr(pathtosearch, '\\');
|
|
if (lastSlash && strchr(lastSlash, '.') != NULL) extensionsupplied = TRUE;
|
|
if (lastSlash) *lastSlash = 0x00;
|
|
strcpy(stemofsearch, lastSlash+1);
|
|
}
|
|
|
|
/* Now extract PATHEXT */
|
|
len = GetEnvironmentVariable ("PATHEXT", pathext, sizeof(pathext));
|
|
if ((len == 0) || (len >= sizeof(pathext))) {
|
|
lstrcpy (pathext, ".bat;.com;.cmd;.exe");
|
|
}
|
|
|
|
/* Loop through the search path, dir by dir */
|
|
pathposn = pathtosearch;
|
|
WINE_TRACE("Searching in '%s' for '%s'\n", pathtosearch, stemofsearch);
|
|
while (!launched && pathposn) {
|
|
|
|
char thisDir[MAX_PATH] = "";
|
|
char *pos = NULL;
|
|
BOOL found = FALSE;
|
|
|
|
/* Work on the first directory on the search path */
|
|
pos = strchr(pathposn, ';');
|
|
if (pos) {
|
|
strncpy(thisDir, pathposn, (pos-pathposn));
|
|
thisDir[(pos-pathposn)] = 0x00;
|
|
pathposn = pos+1;
|
|
|
|
} else {
|
|
strcpy(thisDir, pathposn);
|
|
pathposn = NULL;
|
|
}
|
|
|
|
/* Since you can have eg. ..\.. on the path, need to expand
|
|
to full information */
|
|
strcpy(temp, thisDir);
|
|
GetFullPathName(temp, MAX_PATH, thisDir, NULL);
|
|
|
|
/* 1. If extension supplied, see if that file exists */
|
|
strcat(thisDir, "\\");
|
|
strcat(thisDir, stemofsearch);
|
|
pos = &thisDir[strlen(thisDir)]; /* Pos = end of name */
|
|
|
|
/* 1. If extension supplied, see if that file exists */
|
|
if (extensionsupplied) {
|
|
if (GetFileAttributes(thisDir) != INVALID_FILE_ATTRIBUTES) {
|
|
found = TRUE;
|
|
}
|
|
}
|
|
|
|
/* 2. Any .* matches? */
|
|
if (!found) {
|
|
HANDLE h;
|
|
WIN32_FIND_DATA finddata;
|
|
|
|
strcat(thisDir,".*");
|
|
h = FindFirstFile(thisDir, &finddata);
|
|
FindClose(h);
|
|
if (h != INVALID_HANDLE_VALUE) {
|
|
|
|
char *thisExt = pathext;
|
|
|
|
/* 3. Yes - Try each path ext */
|
|
while (thisExt) {
|
|
char *nextExt = strchr(thisExt, ';');
|
|
|
|
if (nextExt) {
|
|
strncpy(pos, thisExt, (nextExt-thisExt));
|
|
pos[(nextExt-thisExt)] = 0x00;
|
|
thisExt = nextExt+1;
|
|
} else {
|
|
strcpy(pos, thisExt);
|
|
thisExt = NULL;
|
|
}
|
|
|
|
if (GetFileAttributes(thisDir) != INVALID_FILE_ATTRIBUTES) {
|
|
found = TRUE;
|
|
thisExt = NULL;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Internal programs won't be picked up by this search, so even
|
|
though not found, try one last createprocess and wait for it
|
|
to complete.
|
|
Note: Ideally we could tell between a console app (wait) and a
|
|
windows app, but the API's for it fail in this case */
|
|
if (!found && pathposn == NULL) {
|
|
WINE_TRACE("ASSUMING INTERNAL\n");
|
|
assumeInternal = TRUE;
|
|
} else {
|
|
WINE_TRACE("Found as %s\n", thisDir);
|
|
}
|
|
|
|
/* Once found, launch it */
|
|
if (found || assumeInternal) {
|
|
STARTUPINFO st;
|
|
PROCESS_INFORMATION pe;
|
|
SHFILEINFO psfi;
|
|
DWORD console;
|
|
HINSTANCE hinst;
|
|
char *ext = strrchr( thisDir, '.' );
|
|
launched = TRUE;
|
|
|
|
/* Special case BAT and CMD */
|
|
if (ext && !strcasecmp(ext, ".bat")) {
|
|
WCMD_batch (thisDir, command, called, NULL, INVALID_HANDLE_VALUE);
|
|
return;
|
|
} else if (ext && !strcasecmp(ext, ".cmd")) {
|
|
WCMD_batch (thisDir, command, called, NULL, INVALID_HANDLE_VALUE);
|
|
return;
|
|
} else {
|
|
|
|
/* thisDir contains the file to be launched, but with what?
|
|
eg. a.exe will require a.exe to be launched, a.html may be iexplore */
|
|
hinst = FindExecutable (thisDir, NULL, temp);
|
|
if ((INT_PTR)hinst < 32)
|
|
console = 0;
|
|
else
|
|
console = SHGetFileInfo (temp, 0, &psfi, sizeof(psfi), SHGFI_EXETYPE);
|
|
|
|
ZeroMemory (&st, sizeof(STARTUPINFO));
|
|
st.cb = sizeof(STARTUPINFO);
|
|
init_msvcrt_io_block(&st);
|
|
|
|
/* Launch the process and if a CUI wait on it to complete
|
|
Note: Launching internal wine processes cannot specify a full path to exe */
|
|
status = CreateProcess (assumeInternal?NULL : thisDir,
|
|
command, NULL, NULL, TRUE, 0, NULL, NULL, &st, &pe);
|
|
if ((opt_c || opt_k) && !opt_s && !status
|
|
&& GetLastError()==ERROR_FILE_NOT_FOUND && command[0]=='\"') {
|
|
/* strip first and last quote characters and try again */
|
|
WCMD_opt_s_strip_quotes(command);
|
|
opt_s=1;
|
|
WCMD_run_program(command, called);
|
|
return;
|
|
}
|
|
if (!status) {
|
|
WCMD_print_error ();
|
|
/* If a command fails to launch, it sets errorlevel 9009 - which
|
|
does not seem to have any associated constant definition */
|
|
errorlevel = 9009;
|
|
return;
|
|
}
|
|
if (!assumeInternal && !console) errorlevel = 0;
|
|
else
|
|
{
|
|
if (assumeInternal || !HIWORD(console)) WaitForSingleObject (pe.hProcess, INFINITE);
|
|
GetExitCodeProcess (pe.hProcess, &errorlevel);
|
|
if (errorlevel == STILL_ACTIVE) errorlevel = 0;
|
|
}
|
|
CloseHandle(pe.hProcess);
|
|
CloseHandle(pe.hThread);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Not found anywhere - give up */
|
|
SetLastError(ERROR_FILE_NOT_FOUND);
|
|
WCMD_print_error ();
|
|
|
|
/* If a command fails to launch, it sets errorlevel 9009 - which
|
|
does not seem to have any associated constant definition */
|
|
errorlevel = 9009;
|
|
return;
|
|
|
|
}
|
|
|
|
/******************************************************************************
|
|
* WCMD_show_prompt
|
|
*
|
|
* Display the prompt on STDout
|
|
*
|
|
*/
|
|
|
|
void WCMD_show_prompt (void) {
|
|
|
|
int status;
|
|
char out_string[MAX_PATH], curdir[MAX_PATH], prompt_string[MAX_PATH];
|
|
char *p, *q;
|
|
DWORD len;
|
|
|
|
len = GetEnvironmentVariable ("PROMPT", prompt_string, sizeof(prompt_string));
|
|
if ((len == 0) || (len >= sizeof(prompt_string))) {
|
|
lstrcpy (prompt_string, "$P$G");
|
|
}
|
|
p = prompt_string;
|
|
q = out_string;
|
|
*q = '\0';
|
|
while (*p != '\0') {
|
|
if (*p != '$') {
|
|
*q++ = *p++;
|
|
*q = '\0';
|
|
}
|
|
else {
|
|
p++;
|
|
switch (toupper(*p)) {
|
|
case '$':
|
|
*q++ = '$';
|
|
break;
|
|
case 'A':
|
|
*q++ = '&';
|
|
break;
|
|
case 'B':
|
|
*q++ = '|';
|
|
break;
|
|
case 'C':
|
|
*q++ = '(';
|
|
break;
|
|
case 'D':
|
|
GetDateFormat (LOCALE_USER_DEFAULT, DATE_SHORTDATE, NULL, NULL, q, MAX_PATH);
|
|
while (*q) q++;
|
|
break;
|
|
case 'E':
|
|
*q++ = '\E';
|
|
break;
|
|
case 'F':
|
|
*q++ = ')';
|
|
break;
|
|
case 'G':
|
|
*q++ = '>';
|
|
break;
|
|
case 'H':
|
|
*q++ = '\b';
|
|
break;
|
|
case 'L':
|
|
*q++ = '<';
|
|
break;
|
|
case 'N':
|
|
status = GetCurrentDirectory (sizeof(curdir), curdir);
|
|
if (status) {
|
|
*q++ = curdir[0];
|
|
}
|
|
break;
|
|
case 'P':
|
|
status = GetCurrentDirectory (sizeof(curdir), curdir);
|
|
if (status) {
|
|
lstrcat (q, curdir);
|
|
while (*q) q++;
|
|
}
|
|
break;
|
|
case 'Q':
|
|
*q++ = '=';
|
|
break;
|
|
case 'S':
|
|
*q++ = ' ';
|
|
break;
|
|
case 'T':
|
|
GetTimeFormat (LOCALE_USER_DEFAULT, 0, NULL, NULL, q, MAX_PATH);
|
|
while (*q) q++;
|
|
break;
|
|
case 'V':
|
|
lstrcat (q, version_string);
|
|
while (*q) q++;
|
|
break;
|
|
case '_':
|
|
*q++ = '\n';
|
|
break;
|
|
case '+':
|
|
if (pushd_directories) {
|
|
memset(q, '+', pushd_directories->u.stackdepth);
|
|
q = q + pushd_directories->u.stackdepth;
|
|
}
|
|
break;
|
|
}
|
|
p++;
|
|
*q = '\0';
|
|
}
|
|
}
|
|
WCMD_output_asis (out_string);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* WCMD_print_error
|
|
*
|
|
* Print the message for GetLastError
|
|
*/
|
|
|
|
void WCMD_print_error (void) {
|
|
LPVOID lpMsgBuf;
|
|
DWORD error_code;
|
|
int status;
|
|
|
|
error_code = GetLastError ();
|
|
status = FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
|
|
NULL, error_code, 0, (LPTSTR) &lpMsgBuf, 0, NULL);
|
|
if (!status) {
|
|
WCMD_output ("FIXME: Cannot display message for error %d, status %d\n",
|
|
error_code, GetLastError());
|
|
return;
|
|
}
|
|
WCMD_output_asis (lpMsgBuf);
|
|
LocalFree ((HLOCAL)lpMsgBuf);
|
|
WCMD_output_asis (newline);
|
|
return;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* WCMD_parse - parse a command into parameters and qualifiers.
|
|
*
|
|
* On exit, all qualifiers are concatenated into q, the first string
|
|
* not beginning with "/" is in p1 and the
|
|
* second in p2. Any subsequent non-qualifier strings are lost.
|
|
* Parameters in quotes are handled.
|
|
*/
|
|
|
|
void WCMD_parse (char *s, char *q, char *p1, char *p2) {
|
|
|
|
int p = 0;
|
|
|
|
*q = *p1 = *p2 = '\0';
|
|
while (TRUE) {
|
|
switch (*s) {
|
|
case '/':
|
|
*q++ = *s++;
|
|
while ((*s != '\0') && (*s != ' ') && *s != '/') {
|
|
*q++ = toupper (*s++);
|
|
}
|
|
*q = '\0';
|
|
break;
|
|
case ' ':
|
|
case '\t':
|
|
s++;
|
|
break;
|
|
case '"':
|
|
s++;
|
|
while ((*s != '\0') && (*s != '"')) {
|
|
if (p == 0) *p1++ = *s++;
|
|
else if (p == 1) *p2++ = *s++;
|
|
else s++;
|
|
}
|
|
if (p == 0) *p1 = '\0';
|
|
if (p == 1) *p2 = '\0';
|
|
p++;
|
|
if (*s == '"') s++;
|
|
break;
|
|
case '\0':
|
|
return;
|
|
default:
|
|
while ((*s != '\0') && (*s != ' ') && (*s != '\t')) {
|
|
if (p == 0) *p1++ = *s++;
|
|
else if (p == 1) *p2++ = *s++;
|
|
else s++;
|
|
}
|
|
if (p == 0) *p1 = '\0';
|
|
if (p == 1) *p2 = '\0';
|
|
p++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*******************************************************************
|
|
* WCMD_output - send output to current standard output device.
|
|
*
|
|
*/
|
|
|
|
void WCMD_output (const char *format, ...) {
|
|
|
|
va_list ap;
|
|
char string[1024];
|
|
int ret;
|
|
|
|
va_start(ap,format);
|
|
ret = vsnprintf (string, sizeof( string), format, ap);
|
|
va_end(ap);
|
|
if( ret >= sizeof( string)) {
|
|
WCMD_output_asis("ERR: output truncated in WCMD_output\n" );
|
|
string[sizeof( string) -1] = '\0';
|
|
}
|
|
WCMD_output_asis(string);
|
|
}
|
|
|
|
|
|
static int line_count;
|
|
static int max_height;
|
|
static BOOL paged_mode;
|
|
|
|
void WCMD_enter_paged_mode(const char *msg)
|
|
{
|
|
CONSOLE_SCREEN_BUFFER_INFO consoleInfo;
|
|
|
|
if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &consoleInfo))
|
|
max_height = consoleInfo.dwSize.Y;
|
|
else
|
|
max_height = 25;
|
|
paged_mode = TRUE;
|
|
line_count = 0;
|
|
pagedMessage = (msg==NULL)? anykey : msg;
|
|
}
|
|
|
|
void WCMD_leave_paged_mode(void)
|
|
{
|
|
paged_mode = FALSE;
|
|
pagedMessage = NULL;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* WCMD_output_asis - send output to current standard output device.
|
|
* without formatting eg. when message contains '%'
|
|
*/
|
|
|
|
void WCMD_output_asis (const char *message) {
|
|
DWORD count;
|
|
char* ptr;
|
|
char string[1024];
|
|
|
|
if (paged_mode) {
|
|
do {
|
|
if ((ptr = strchr(message, '\n')) != NULL) ptr++;
|
|
WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), message,
|
|
(ptr) ? ptr - message : lstrlen(message), &count, NULL);
|
|
if (ptr) {
|
|
if (++line_count >= max_height - 1) {
|
|
line_count = 0;
|
|
WCMD_output_asis (pagedMessage);
|
|
ReadFile (GetStdHandle(STD_INPUT_HANDLE), string, sizeof(string), &count, NULL);
|
|
}
|
|
}
|
|
} while ((message = ptr) != NULL);
|
|
} else {
|
|
WriteFile (GetStdHandle(STD_OUTPUT_HANDLE), message, lstrlen(message), &count, NULL);
|
|
}
|
|
}
|
|
|
|
|
|
/***************************************************************************
|
|
* WCMD_strtrim_leading_spaces
|
|
*
|
|
* Remove leading spaces from a string. Return a pointer to the first
|
|
* non-space character. Does not modify the input string
|
|
*/
|
|
|
|
char *WCMD_strtrim_leading_spaces (char *string) {
|
|
|
|
char *ptr;
|
|
|
|
ptr = string;
|
|
while (*ptr == ' ') ptr++;
|
|
return ptr;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* WCMD_strtrim_trailing_spaces
|
|
*
|
|
* Remove trailing spaces from a string. This routine modifies the input
|
|
* string by placing a null after the last non-space character
|
|
*/
|
|
|
|
void WCMD_strtrim_trailing_spaces (char *string) {
|
|
|
|
char *ptr;
|
|
|
|
ptr = string + lstrlen (string) - 1;
|
|
while ((*ptr == ' ') && (ptr >= string)) {
|
|
*ptr = '\0';
|
|
ptr--;
|
|
}
|
|
}
|
|
|
|
/*************************************************************************
|
|
* WCMD_opt_s_strip_quotes
|
|
*
|
|
* Remove first and last quote characters, preserving all other text
|
|
*/
|
|
|
|
void WCMD_opt_s_strip_quotes(char *cmd) {
|
|
char *src = cmd + 1, *dest = cmd, *lastq = NULL;
|
|
while((*dest=*src) != '\0') {
|
|
if (*src=='\"')
|
|
lastq=dest;
|
|
dest++, src++;
|
|
}
|
|
if (lastq) {
|
|
dest=lastq++;
|
|
while ((*dest++=*lastq++) != 0)
|
|
;
|
|
}
|
|
}
|
|
|
|
/*************************************************************************
|
|
* WCMD_pipe
|
|
*
|
|
* Handle pipes within a command - the DOS way using temporary files.
|
|
*/
|
|
|
|
void WCMD_pipe (char *command) {
|
|
|
|
char *p;
|
|
char temp_path[MAX_PATH], temp_file[MAX_PATH], temp_file2[MAX_PATH], temp_cmd[1024];
|
|
|
|
GetTempPath (sizeof(temp_path), temp_path);
|
|
GetTempFileName (temp_path, "CMD", 0, temp_file);
|
|
p = strchr(command, '|');
|
|
*p++ = '\0';
|
|
wsprintf (temp_cmd, "%s > %s", command, temp_file);
|
|
WCMD_process_command (temp_cmd);
|
|
command = p;
|
|
while ((p = strchr(command, '|'))) {
|
|
*p++ = '\0';
|
|
GetTempFileName (temp_path, "CMD", 0, temp_file2);
|
|
wsprintf (temp_cmd, "%s < %s > %s", command, temp_file, temp_file2);
|
|
WCMD_process_command (temp_cmd);
|
|
DeleteFile (temp_file);
|
|
lstrcpy (temp_file, temp_file2);
|
|
command = p;
|
|
}
|
|
wsprintf (temp_cmd, "%s < %s", command, temp_file);
|
|
WCMD_process_command (temp_cmd);
|
|
DeleteFile (temp_file);
|
|
}
|
|
|
|
/*************************************************************************
|
|
* WCMD_expand_envvar
|
|
*
|
|
* Expands environment variables, allowing for character substitution
|
|
*/
|
|
static char *WCMD_expand_envvar(char *start) {
|
|
char *endOfVar = NULL, *s;
|
|
char *colonpos = NULL;
|
|
char thisVar[MAXSTRING];
|
|
char thisVarContents[MAXSTRING];
|
|
char savedchar = 0x00;
|
|
int len;
|
|
|
|
/* Find the end of the environment variable, and extract name */
|
|
endOfVar = strchr(start+1, '%');
|
|
if (endOfVar == NULL) {
|
|
/* FIXME: Some special conditions here depending opn whether
|
|
in batch, complex or not, and whether env var exists or not! */
|
|
return start+1;
|
|
}
|
|
strncpy(thisVar, start, (endOfVar - start)+1);
|
|
thisVar[(endOfVar - start)+1] = 0x00;
|
|
colonpos = strchr(thisVar+1, ':');
|
|
|
|
/* If there's complex substitution, just need %var% for now
|
|
to get the expanded data to play with */
|
|
if (colonpos) {
|
|
*colonpos = '%';
|
|
savedchar = *(colonpos+1);
|
|
*(colonpos+1) = 0x00;
|
|
}
|
|
|
|
/* Expand to contents, if unchanged, return */
|
|
/* Handle DATE, TIME, ERRORLEVEL and CD replacements allowing */
|
|
/* override if existing env var called that name */
|
|
if ((CompareString (LOCALE_USER_DEFAULT,
|
|
NORM_IGNORECASE | SORT_STRINGSORT,
|
|
thisVar, 12, "%ERRORLEVEL%", -1) == 2) &&
|
|
(GetEnvironmentVariable("ERRORLEVEL", thisVarContents, 1) == 0) &&
|
|
(GetLastError() == ERROR_ENVVAR_NOT_FOUND)) {
|
|
sprintf(thisVarContents, "%d", errorlevel);
|
|
len = strlen(thisVarContents);
|
|
|
|
} else if ((CompareString (LOCALE_USER_DEFAULT,
|
|
NORM_IGNORECASE | SORT_STRINGSORT,
|
|
thisVar, 6, "%DATE%", -1) == 2) &&
|
|
(GetEnvironmentVariable("DATE", thisVarContents, 1) == 0) &&
|
|
(GetLastError() == ERROR_ENVVAR_NOT_FOUND)) {
|
|
|
|
GetDateFormat(LOCALE_USER_DEFAULT, DATE_SHORTDATE, NULL,
|
|
NULL, thisVarContents, MAXSTRING);
|
|
len = strlen(thisVarContents);
|
|
|
|
} else if ((CompareString (LOCALE_USER_DEFAULT,
|
|
NORM_IGNORECASE | SORT_STRINGSORT,
|
|
thisVar, 6, "%TIME%", -1) == 2) &&
|
|
(GetEnvironmentVariable("TIME", thisVarContents, 1) == 0) &&
|
|
(GetLastError() == ERROR_ENVVAR_NOT_FOUND)) {
|
|
GetTimeFormat(LOCALE_USER_DEFAULT, TIME_NOSECONDS, NULL,
|
|
NULL, thisVarContents, MAXSTRING);
|
|
len = strlen(thisVarContents);
|
|
|
|
} else if ((CompareString (LOCALE_USER_DEFAULT,
|
|
NORM_IGNORECASE | SORT_STRINGSORT,
|
|
thisVar, 4, "%CD%", -1) == 2) &&
|
|
(GetEnvironmentVariable("CD", thisVarContents, 1) == 0) &&
|
|
(GetLastError() == ERROR_ENVVAR_NOT_FOUND)) {
|
|
GetCurrentDirectory (MAXSTRING, thisVarContents);
|
|
len = strlen(thisVarContents);
|
|
|
|
} else if ((CompareString (LOCALE_USER_DEFAULT,
|
|
NORM_IGNORECASE | SORT_STRINGSORT,
|
|
thisVar, 8, "%RANDOM%", -1) == 2) &&
|
|
(GetEnvironmentVariable("RANDOM", thisVarContents, 1) == 0) &&
|
|
(GetLastError() == ERROR_ENVVAR_NOT_FOUND)) {
|
|
sprintf(thisVarContents, "%d", rand() % 32768);
|
|
len = strlen(thisVarContents);
|
|
|
|
} else {
|
|
|
|
len = ExpandEnvironmentStrings(thisVar, thisVarContents,
|
|
sizeof(thisVarContents));
|
|
}
|
|
|
|
if (len == 0)
|
|
return endOfVar+1;
|
|
|
|
/* In a batch program, unknown env vars are replaced with nothing,
|
|
note syntax %garbage:1,3% results in anything after the ':'
|
|
except the %
|
|
From the command line, you just get back what you entered */
|
|
if (lstrcmpi(thisVar, thisVarContents) == 0) {
|
|
|
|
/* Restore the complex part after the compare */
|
|
if (colonpos) {
|
|
*colonpos = ':';
|
|
*(colonpos+1) = savedchar;
|
|
}
|
|
|
|
s = strdup (endOfVar + 1);
|
|
|
|
/* Command line - just ignore this */
|
|
if (context == NULL) return endOfVar+1;
|
|
|
|
/* Batch - replace unknown env var with nothing */
|
|
if (colonpos == NULL) {
|
|
strcpy (start, s);
|
|
|
|
} else {
|
|
len = strlen(thisVar);
|
|
thisVar[len-1] = 0x00;
|
|
/* If %:...% supplied, : is retained */
|
|
if (colonpos == thisVar+1) {
|
|
strcpy (start, colonpos);
|
|
} else {
|
|
strcpy (start, colonpos+1);
|
|
}
|
|
strcat (start, s);
|
|
}
|
|
free (s);
|
|
return start;
|
|
|
|
}
|
|
|
|
/* See if we need to do complex substitution (any ':'s), if not
|
|
then our work here is done */
|
|
if (colonpos == NULL) {
|
|
s = strdup (endOfVar + 1);
|
|
strcpy (start, thisVarContents);
|
|
strcat (start, s);
|
|
free(s);
|
|
return start;
|
|
}
|
|
|
|
/* Restore complex bit */
|
|
*colonpos = ':';
|
|
*(colonpos+1) = savedchar;
|
|
|
|
/*
|
|
Handle complex substitutions:
|
|
xxx=yyy (replace xxx with yyy)
|
|
*xxx=yyy (replace up to and including xxx with yyy)
|
|
~x (from x chars in)
|
|
~-x (from x chars from the end)
|
|
~x,y (from x chars in for y characters)
|
|
~x,-y (from x chars in until y characters from the end)
|
|
*/
|
|
|
|
/* ~ is substring manipulation */
|
|
if (savedchar == '~') {
|
|
|
|
int substrposition, substrlength = 0;
|
|
char *commapos = strchr(colonpos+2, ',');
|
|
char *startCopy;
|
|
|
|
substrposition = atol(colonpos+2);
|
|
if (commapos) substrlength = atol(commapos+1);
|
|
|
|
s = strdup (endOfVar + 1);
|
|
|
|
/* Check bounds */
|
|
if (substrposition >= 0) {
|
|
startCopy = &thisVarContents[min(substrposition, len)];
|
|
} else {
|
|
startCopy = &thisVarContents[max(0, len+substrposition-1)];
|
|
}
|
|
|
|
if (commapos == NULL) {
|
|
strcpy (start, startCopy); /* Copy the lot */
|
|
} else if (substrlength < 0) {
|
|
|
|
int copybytes = (len+substrlength-1)-(startCopy-thisVarContents);
|
|
if (copybytes > len) copybytes = len;
|
|
else if (copybytes < 0) copybytes = 0;
|
|
strncpy (start, startCopy, copybytes); /* Copy the lot */
|
|
start[copybytes] = 0x00;
|
|
} else {
|
|
strncpy (start, startCopy, substrlength); /* Copy the lot */
|
|
start[substrlength] = 0x00;
|
|
}
|
|
|
|
strcat (start, s);
|
|
free(s);
|
|
return start;
|
|
|
|
/* search and replace manipulation */
|
|
} else {
|
|
char *equalspos = strstr(colonpos, "=");
|
|
char *replacewith = equalspos+1;
|
|
char *found = NULL;
|
|
char *searchIn;
|
|
char *searchFor;
|
|
|
|
s = strdup (endOfVar + 1);
|
|
if (equalspos == NULL) return start+1;
|
|
|
|
/* Null terminate both strings */
|
|
thisVar[strlen(thisVar)-1] = 0x00;
|
|
*equalspos = 0x00;
|
|
|
|
/* Since we need to be case insensitive, copy the 2 buffers */
|
|
searchIn = strdup(thisVarContents);
|
|
CharUpperBuff(searchIn, strlen(thisVarContents));
|
|
searchFor = strdup(colonpos+1);
|
|
CharUpperBuff(searchFor, strlen(colonpos+1));
|
|
|
|
|
|
/* Handle wildcard case */
|
|
if (*(colonpos+1) == '*') {
|
|
/* Search for string to replace */
|
|
found = strstr(searchIn, searchFor+1);
|
|
|
|
if (found) {
|
|
/* Do replacement */
|
|
strcpy(start, replacewith);
|
|
strcat(start, thisVarContents + (found-searchIn) + strlen(searchFor+1));
|
|
strcat(start, s);
|
|
free(s);
|
|
} else {
|
|
/* Copy as it */
|
|
strcpy(start, thisVarContents);
|
|
strcat(start, s);
|
|
}
|
|
|
|
} else {
|
|
/* Loop replacing all instances */
|
|
char *lastFound = searchIn;
|
|
char *outputposn = start;
|
|
|
|
*start = 0x00;
|
|
while ((found = strstr(lastFound, searchFor))) {
|
|
strncpy(outputposn,
|
|
thisVarContents + (lastFound-searchIn),
|
|
(found - lastFound));
|
|
outputposn = outputposn + (found - lastFound);
|
|
*outputposn = 0x00;
|
|
strcat(outputposn, replacewith);
|
|
outputposn = outputposn + strlen(replacewith);
|
|
lastFound = found + strlen(searchFor);
|
|
}
|
|
strcat(outputposn,
|
|
thisVarContents + (lastFound-searchIn));
|
|
strcat(outputposn, s);
|
|
}
|
|
free(searchIn);
|
|
free(searchFor);
|
|
return start;
|
|
}
|
|
return start+1;
|
|
}
|