995 lines
26 KiB
C
995 lines
26 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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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", "EXIT" };
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HINSTANCE hinst;
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DWORD errorlevel;
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int echo_mode = 1, verify_mode = 0;
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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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static HANDLE old_stdin = INVALID_HANDLE_VALUE, old_stdout = INVALID_HANDLE_VALUE;
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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* 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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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' || 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 0;
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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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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_command (string);
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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;
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int status, i, len;
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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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/*
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* Expand up environment variables.
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*/
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len = ExpandEnvironmentStrings (command, NULL, 0);
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cmd = HeapAlloc( GetProcessHeap(), 0, len );
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status = ExpandEnvironmentStrings (command, cmd, len);
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if (!status) {
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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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/*
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* Changing default drive has to be handled as a special case.
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*/
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if ((cmd[1] == ':') && IsCharAlpha (cmd[0]) && (strlen(cmd) == 2)) {
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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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/* Don't issue newline WCMD_output (newline); @JED*/
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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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* Redirect stdin and/or stdout if required.
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*/
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if ((p = strchr(cmd,'<')) != NULL) {
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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_stdin = GetStdHandle (STD_INPUT_HANDLE);
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SetStdHandle (STD_INPUT_HANDLE, h);
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}
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if ((p = strchr(cmd,'>')) != NULL) {
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*p++ = '\0';
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if ('>' == *p) {
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creationDisposition = OPEN_ALWAYS;
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p++;
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}
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else {
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creationDisposition = CREATE_ALWAYS;
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}
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h = CreateFile (WCMD_parameter (p, 0, NULL), GENERIC_WRITE, 0, &sa, creationDisposition,
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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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if (SetFilePointer (h, 0, NULL, FILE_END) ==
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INVALID_SET_FILE_POINTER) {
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WCMD_print_error ();
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}
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old_stdout = GetStdHandle (STD_OUTPUT_HANDLE);
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SetStdHandle (STD_OUTPUT_HANDLE, h);
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}
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if ((p = strchr(cmd,'<')) != NULL) *p = '\0';
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/*
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* Strip leading whitespaces, and a '@' if supplied
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*/
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whichcmd = WCMD_strtrim_leading_spaces(cmd);
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if (whichcmd[0] == '@') whichcmd++;
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/*
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* Check if the command entered is internal. If it is, pass the rest of the
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* line down to the command. If not try to run a program.
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*/
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count = 0;
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while (IsCharAlphaNumeric(whichcmd[count])) {
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count++;
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}
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for (i=0; i<=WCMD_EXIT; i++) {
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if (CompareString (LOCALE_USER_DEFAULT, NORM_IGNORECASE | SORT_STRINGSORT,
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whichcmd, count, inbuilt[i], -1) == 2) break;
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}
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p = WCMD_strtrim_leading_spaces (&whichcmd[count]);
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WCMD_parse (p, quals, param1, param2);
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switch (i) {
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case WCMD_ATTRIB:
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WCMD_setshow_attrib ();
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break;
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case WCMD_CALL:
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WCMD_run_program (p, 1);
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break;
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case WCMD_CD:
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case WCMD_CHDIR:
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WCMD_setshow_default ();
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break;
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case WCMD_CLS:
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WCMD_clear_screen ();
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break;
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case WCMD_COPY:
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WCMD_copy ();
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break;
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case WCMD_CTTY:
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WCMD_change_tty ();
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break;
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case WCMD_DATE:
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WCMD_setshow_date ();
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break;
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case WCMD_DEL:
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case WCMD_ERASE:
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WCMD_delete (0);
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break;
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case WCMD_DIR:
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WCMD_directory ();
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break;
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case WCMD_ECHO:
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WCMD_echo(&whichcmd[count]);
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break;
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case WCMD_FOR:
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WCMD_for (p);
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break;
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case WCMD_GOTO:
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WCMD_goto ();
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break;
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case WCMD_HELP:
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WCMD_give_help (p);
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break;
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case WCMD_IF:
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WCMD_if (p);
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break;
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case WCMD_LABEL:
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WCMD_volume (1, p);
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break;
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case WCMD_MD:
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case WCMD_MKDIR:
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WCMD_create_dir ();
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break;
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case WCMD_MOVE:
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WCMD_move ();
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break;
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case WCMD_PATH:
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WCMD_setshow_path (p);
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break;
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case WCMD_PAUSE:
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WCMD_pause ();
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break;
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case WCMD_PROMPT:
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WCMD_setshow_prompt ();
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break;
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case WCMD_REM:
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break;
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case WCMD_REN:
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case WCMD_RENAME:
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WCMD_rename ();
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break;
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case WCMD_RD:
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case WCMD_RMDIR:
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WCMD_remove_dir ();
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break;
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case WCMD_SETLOCAL:
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WCMD_setlocal(p);
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break;
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case WCMD_ENDLOCAL:
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WCMD_endlocal();
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break;
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case WCMD_SET:
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WCMD_setshow_env (p);
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break;
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case WCMD_SHIFT:
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WCMD_shift ();
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break;
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case WCMD_TIME:
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WCMD_setshow_time ();
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break;
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case WCMD_TITLE:
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if (strlen(&whichcmd[count]) > 0)
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WCMD_title(&whichcmd[count+1]);
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break;
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case WCMD_TYPE:
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WCMD_type ();
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break;
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case WCMD_VER:
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WCMD_version ();
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break;
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case WCMD_VERIFY:
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WCMD_verify (p);
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break;
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case WCMD_VOL:
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WCMD_volume (0, p);
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break;
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case WCMD_EXIT:
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ExitProcess (0);
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default:
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WCMD_run_program (whichcmd, 0);
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}
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HeapFree( GetProcessHeap(), 0, cmd );
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if (old_stdin != INVALID_HANDLE_VALUE) {
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CloseHandle (GetStdHandle (STD_INPUT_HANDLE));
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SetStdHandle (STD_INPUT_HANDLE, old_stdin);
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old_stdin = INVALID_HANDLE_VALUE;
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}
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if (old_stdout != INVALID_HANDLE_VALUE) {
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CloseHandle (GetStdHandle (STD_OUTPUT_HANDLE));
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SetStdHandle (STD_OUTPUT_HANDLE, old_stdout);
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old_stdout = INVALID_HANDLE_VALUE;
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}
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}
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static void init_msvcrt_io_block(STARTUPINFO* st)
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{
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STARTUPINFO st_p;
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/* fetch the parent MSVCRT info block if any, so that the child can use the
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* same handles as its grand-father
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*/
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st_p.cb = sizeof(STARTUPINFO);
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GetStartupInfo(&st_p);
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st->cbReserved2 = st_p.cbReserved2;
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st->lpReserved2 = st_p.lpReserved2;
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if (st_p.cbReserved2 && st_p.lpReserved2 &&
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(old_stdin != INVALID_HANDLE_VALUE || old_stdout != INVALID_HANDLE_VALUE))
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{
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/* Override the entries for fd 0,1,2 if we happened
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* to change those std handles (this depends on the way wcmd sets
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* it's new input & output handles)
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*/
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size_t sz = max(sizeof(unsigned) + (sizeof(char) + sizeof(HANDLE)) * 3, st_p.cbReserved2);
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BYTE* ptr = HeapAlloc(GetProcessHeap(), 0, sz);
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if (ptr)
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{
|
|
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. If no extension given then
|
|
* precedence is given to .BAT files. Must allow recursion.
|
|
*
|
|
* called is 1 if the program was invoked with a CALL command - removed
|
|
* from command -. It is only used for batch programs.
|
|
*
|
|
* FIXME: Case sensitivity in suffixes!
|
|
*/
|
|
|
|
void WCMD_run_program (char *command, int called) {
|
|
|
|
STARTUPINFO st;
|
|
PROCESS_INFORMATION pe;
|
|
SHFILEINFO psfi;
|
|
DWORD console;
|
|
BOOL status;
|
|
HANDLE h;
|
|
HINSTANCE hinst;
|
|
char filetorun[MAX_PATH];
|
|
|
|
WCMD_parse (command, quals, param1, param2); /* Quick way to get the filename */
|
|
if (!(*param1) && !(*param2))
|
|
return;
|
|
if (strpbrk (param1, "/\\:") == NULL) { /* No explicit path given */
|
|
char *ext = strrchr( param1, '.' );
|
|
if (!ext || !strcasecmp( ext, ".bat"))
|
|
{
|
|
if (SearchPath (NULL, param1, ".bat", sizeof(filetorun), filetorun, NULL)) {
|
|
WCMD_batch (filetorun, command, called);
|
|
return;
|
|
}
|
|
}
|
|
if (!ext || !strcasecmp( ext, ".cmd"))
|
|
{
|
|
if (SearchPath (NULL, param1, ".cmd", sizeof(filetorun), filetorun, NULL)) {
|
|
WCMD_batch (filetorun, command, called);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
else { /* Explicit path given */
|
|
char *ext = strrchr( param1, '.' );
|
|
if (ext && (!strcasecmp( ext, ".bat" ) || !strcasecmp( ext, ".cmd" )))
|
|
{
|
|
WCMD_batch (param1, command, called);
|
|
return;
|
|
}
|
|
|
|
if (ext && strpbrk( ext, "/\\:" )) ext = NULL;
|
|
if (!ext)
|
|
{
|
|
strcpy (filetorun, param1);
|
|
strcat (filetorun, ".bat");
|
|
h = CreateFile (filetorun, GENERIC_READ, FILE_SHARE_READ,
|
|
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
|
|
if (h != INVALID_HANDLE_VALUE) {
|
|
CloseHandle (h);
|
|
WCMD_batch (param1, command, called);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* No batch file found, assume executable */
|
|
|
|
hinst = FindExecutable (param1, NULL, filetorun);
|
|
if ((INT_PTR)hinst < 32)
|
|
console = 0;
|
|
else
|
|
console = SHGetFileInfo (filetorun, 0, &psfi, sizeof(psfi), SHGFI_EXETYPE);
|
|
|
|
ZeroMemory (&st, sizeof(STARTUPINFO));
|
|
st.cb = sizeof(STARTUPINFO);
|
|
init_msvcrt_io_block(&st);
|
|
|
|
status = CreateProcess (NULL, 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 ();
|
|
return;
|
|
}
|
|
if (!console) errorlevel = 0;
|
|
else
|
|
{
|
|
if (!HIWORD(console)) WaitForSingleObject (pe.hProcess, INFINITE);
|
|
GetExitCodeProcess (pe.hProcess, &errorlevel);
|
|
if (errorlevel == STILL_ACTIVE) errorlevel = 0;
|
|
}
|
|
CloseHandle(pe.hProcess);
|
|
CloseHandle(pe.hThread);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* 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;
|
|
|
|
status = GetEnvironmentVariable ("PROMPT", prompt_string, sizeof(prompt_string));
|
|
if ((status == 0) || (status > 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 'B':
|
|
*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 'G':
|
|
*q++ = '>';
|
|
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 '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;
|
|
}
|
|
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(void)
|
|
{
|
|
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 = 5; /* keep 5 lines from previous output */
|
|
}
|
|
|
|
void WCMD_leave_paged_mode(void)
|
|
{
|
|
paged_mode = FALSE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* 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 (anykey);
|
|
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);
|
|
}
|