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#include "helpers.h"
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#include "helpers.h"
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#include "redir.h"
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#include "redir.h"
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#include "rmodinit.h"
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#include "rmodinit.h"
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#include "sayonara.h"
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#include "sayonara.h"
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#include "cmd.h"
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struct cmd_funcparam {
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struct cmd_funcparam {
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  int argc;                 /* number of arguments */
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  int argc;                 /* number of arguments */
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  const char *argv[128];    /* pointers to each argument */
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  const char *argv[128];    /* pointers to each argument */
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  char argvbuf[256];        /* buffer that hold data pointed out by argv[] */
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  char argvbuf[256];        /* buffer that hold data pointed out by argv[] */
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#include "cmd/time.c"
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#include "cmd/time.c"
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#include "cmd/type.c"
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#include "cmd/type.c"
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#include "cmd/ver.c"
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#include "cmd/ver.c"
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#include "cmd/verify.c"
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#include "cmd/verify.c"
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#include "cmd.h"
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struct CMD_ID {
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struct CMD_ID {
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  const char *cmd;
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  const char *cmd;
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  int (*func_ptr)(struct cmd_funcparam *); /* pointer to handling function */
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  enum cmd_result (*func_ptr)(struct cmd_funcparam *); /* pointer to handling function */
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};
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};
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const struct CMD_ID INTERNAL_CMDS[] = {
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const struct CMD_ID INTERNAL_CMDS[] = {
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  {"BREAK",   cmd_break},
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  {"BREAK",   cmd_break},
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  {"CD",      cmd_cd},
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  {"CD",      cmd_cd},
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  if (argvlist) argvlist[argc] = NULL;
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  if (argvlist) argvlist[argc] = NULL;
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  return(argc);
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  return(argc);
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}
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}
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int cmd_process(struct rmod_props far *rmod, unsigned short env_seg, const char *cmdline, void *BUFFER, unsigned short BUFFERSZ, const struct redir_data *redir) {
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enum cmd_result cmd_process(struct rmod_props far *rmod, unsigned short env_seg, const char *cmdline, void *BUFFER, unsigned short BUFFERSZ, const struct redir_data *redir) {
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  const struct CMD_ID *cmdptr;
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  const struct CMD_ID *cmdptr;
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  unsigned short argoffset;
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  unsigned short argoffset;
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  int cmdres;
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  enum cmd_result cmdres;
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  struct cmd_funcparam *p = (void *)BUFFER;
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  struct cmd_funcparam *p = (void *)BUFFER;
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  p->BUFFERSZ = BUFFERSZ - sizeof(*p);
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  p->BUFFERSZ = BUFFERSZ - sizeof(*p);
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  /* special case: is this a drive change? (like "E:") */
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  /* special case: is this a drive change? (like "E:") */
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  if ((cmdline[0] != 0) && (cmdline[1] == ':') && ((cmdline[2] == ' ') || (cmdline[2] == 0))) {
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  if ((cmdline[0] != 0) && (cmdline[1] == ':') && ((cmdline[2] == ' ') || (cmdline[2] == 0))) {
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        int 0x21
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        int 0x21
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        mov curdrive, al /* cur drive (0=A, 1=B, etc) */
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        mov curdrive, al /* cur drive (0=A, 1=B, etc) */
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        pop dx
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        pop dx
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        pop ax
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        pop ax
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      }
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      }
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      if (curdrive != drive) outputnl(doserr(0x0f));
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      if (curdrive == drive) return(CMD_OK);
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      outputnl(doserr(0x0f));
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      return(-1);
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      return(CMD_FAIL);
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    }
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    }
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  }
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  }
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  /* try matching an internal command */
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  /* try matching an internal command */
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  cmdptr = cmd_match(cmdline, &argoffset);
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  cmdptr = cmd_match(cmdline, &argoffset);
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  if (cmdptr == NULL) return(-2); /* command is not recognized as internal */
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  if (cmdptr == NULL) return(CMD_NOTFOUND); /* command is not recognized as internal */
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  /* printf("recognized internal command: '%s', tail of command at offset %u\r\n", cmdptr->cmd, argoffset); */
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  /* printf("recognized internal command: '%s', tail of command at offset %u\r\n", cmdptr->cmd, argoffset); */
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  /* apply redirections (if any) */
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  /* apply redirections (if any) */
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  if (redir_apply(redir) != 0) return(-1);
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  if (redir_apply(redir) != 0) return(CMD_FAIL);
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  /* prepare function parameters and feed it to the cmd handling function */
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  /* prepare function parameters and feed it to the cmd handling function */
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  p->argc = cmd_explode(p->argvbuf, cmdline + argoffset, p->argv);
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  p->argc = cmd_explode(p->argvbuf, cmdline + argoffset, p->argv);
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  p->env_seg = env_seg;
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  p->env_seg = env_seg;
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  p->rmod = rmod;
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  p->rmod = rmod;