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Rev 1678 Rev 1878
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#include "trim.h"
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#include "trim.h"
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#include "helpers.h"
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#include "helpers.h"
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/* returns the DOS boot drive */
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static unsigned char GETDOSBOOTDRIVE(void);
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#pragma aux GETDOSBOOTDRIVE = \
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"mov ax, 0x3305" /* int 0x21,AX=3305 - get boot drive (MS-DOS 4.0+) */ \
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"int 0x21" \
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"jnc GOOD" \
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"mov dl, 3"      /* fall back to "C" on error (DOS 3.x...) */ \
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"GOOD:" \
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"add dl, '@'"    /* convert the drive id (A=1, B=2...) into a drive letter */ \
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modify [ax] \
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value [dl]
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/* change all / to \ in a string */
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/* change all / to \ in a string */
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void slash2backslash(char *str) {
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void slash2backslash(char *str) {
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  int x;
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  int x;
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  for (x = 0; str[x] != 0; x++) {
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  for (x = 0; str[x] != 0; x++) {
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    if (str[x] == '/') str[x] = '\\';
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    if (str[x] == '/') str[x] = '\\';
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    if ((longfilename[x] == '/') || (longfilename[x] == '\\')) {
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    if ((longfilename[x] == '/') || (longfilename[x] == '\\')) {
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      lastsep = x;
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      lastsep = x;
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      if (firstsep < 0) firstsep = x;
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      if (firstsep < 0) firstsep = x;
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    }
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    }
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  }
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  }
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  /* if it's a file without any directory, then it goes to C:\ (COMMAND.COM, KERNEL.SYS...) */
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  /* if it's a file without any directory, then it goes to BOOTDRIVE:\ (COMMAND.COM, KERNEL.SYS...) */
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  if (firstsep < 0) {
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  if (firstsep < 0) {
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    sprintf(respath, "C:\\");
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    sprintf(respath, "%c:\\", GETDOSBOOTDRIVE());
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    return(longfilename);
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    return(longfilename);
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  }
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  }
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  /* */
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  /* */
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  shortfilename = &longfilename[lastsep + 1];
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  shortfilename = &longfilename[lastsep + 1];
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  /* look for possible custom path */
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  /* look for possible custom path */