1314 lines
26 KiB
C
1314 lines
26 KiB
C
#include <cdk.h>
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/*
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* $Author: garbled $
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* $Date: 2001/01/04 20:15:30 $
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* $Revision: 1.2 $
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*/
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char *GPasteBuffer = 0;
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/*
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* This beeps then flushes the stdout stream.
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*/
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void Beep(void)
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{
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beep();
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fflush (stdout);
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}
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/*
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* This sets a string to the given character.
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*/
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void cleanChar (char *s, int len, char character)
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{
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int x;
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for (x=0; x < len; x++)
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{
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s[x] = character;
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}
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s[--x] = '\0';
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}
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void cleanChtype (chtype *s, int len, chtype character)
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{
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int x;
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for (x=0; x < len; x++)
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{
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s[x] = character;
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}
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s[--x] = '\0';
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}
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/*
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* This takes an x and y position and realigns the values iff they sent in
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* values like CENTER, LEFT, RIGHT, ...
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*/
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void alignxy (WINDOW *window, int *xpos, int *ypos, int boxWidth, int boxHeight)
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{
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int first, gap, last;
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first = getbegx(window);
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last = getmaxx(window);
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if ((gap = (last - boxWidth)) < 0) gap = 0;
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last = first + gap;
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switch (*xpos)
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{
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case LEFT:
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(*xpos) = first;
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break;
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case RIGHT:
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(*xpos) = first + gap;
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break;
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case CENTER:
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(*xpos) = first + (gap / 2);
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break;
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}
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if ((*xpos) > last)
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(*xpos) = last;
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else if ((*xpos) < first)
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(*xpos) = first;
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first = getbegy(window);
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last = getmaxy(window);
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if ((gap = (last - boxHeight)) < 0) gap = 0;
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last = first + gap;
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switch (*ypos)
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{
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case TOP:
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(*ypos) = first;
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break;
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case BOTTOM:
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(*ypos) = first + gap;
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break;
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case CENTER:
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(*ypos) = first + (gap/2);
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break;
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}
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if ((*ypos) > last)
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(*ypos) = last;
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else if ((*ypos) < first)
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(*ypos) = first;
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}
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/*
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* This takes a string, a field width and a justifycation type
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* and returns the justifcation adjustment to make, to fill
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* the justification requirement.
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*/
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int justifyString (int boxWidth, int mesgLength, int justify)
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{
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/*
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* Make sure the message isn't longer than the width.
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* If it is, return 1.
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*/
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if (mesgLength >= boxWidth)
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{
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return (0);
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}
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/* Try to justify the message. */
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if (justify == LEFT)
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{
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return (0);
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}
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else if (justify == RIGHT)
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{
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return ((boxWidth - mesgLength));
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}
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else if (justify == CENTER)
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{
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return ((int)((boxWidth - mesgLength) / 2));
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}
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else
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{
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return (justify);
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}
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}
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/*
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* This returns a substring of the given string.
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*/
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char *substring (char *string, int start, int width)
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{
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char *newstring = 0;
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int mesglen = 0;
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int y = 0;
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int x = 0;
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int lastchar = 0;
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/* Make sure the string isn't null. */
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if (string == 0)
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{
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return 0;
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}
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mesglen = (int)strlen (string);
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/* Make sure we start in the correct place. */
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if (start > mesglen)
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{
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return (newstring);
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}
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/* Create the new string. */
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newstring = (char *)malloc (sizeof (char) * (width + 3));
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/*cleanChar (newstring, width + 3, '\0');*/
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if ((start + width) > mesglen)
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{
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lastchar = mesglen;
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}
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else
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{
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lastchar = width + start;
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}
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for (x=start; x<=lastchar; x++)
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{
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newstring[y++] = string[x];
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}
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newstring[lastchar + 1] = '\0';
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newstring[lastchar + 2] = '\0';
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return (newstring);
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}
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/*
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* This frees a string if it is not null. This is a safety
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* measure. Some compilers let you free a null string. I
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* don't like that idea.
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*/
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void freeChar (char *string)
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{
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if (string != 0)
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free (string);
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}
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void freeChtype (chtype *string)
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{
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if (string != 0)
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free (string);
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}
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/*
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* Corresponding list freeing
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*/
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void freeCharList (char **list, unsigned size)
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{
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while (size-- != 0) {
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freeChar(list[size]);
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list[size] = 0;
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}
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}
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/*
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* This performs a safe copy of a string. This means it adds the null
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* terminator on the end of the string, like strdup().
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*/
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char *copyChar (char *original)
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{
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/* Declare local variables. */
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char *newstring;
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/* Make sure the string is not null. */
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if (original == 0)
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{
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return 0;
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}
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newstring = (char *)malloc (strlen(original) + 1);
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/* Copy from one to the other. */
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strcpy (newstring, original);
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/* Return the new string. */
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return (newstring);
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}
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chtype *copyChtype (chtype *original)
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{
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/* Declare local variables. */
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chtype *newstring;
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int len, x;
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/* Make sure the string is not null. */
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if (original == 0)
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{
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return 0;
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}
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/* Create the new string. */
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len = chlen (original);
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newstring = (chtype *)malloc (sizeof(chtype) * (len + 4));
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if (newstring == 0)
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{
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return (original);
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}
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/* Copy from one to the other. */
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for (x=0; x < len; x++)
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{
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newstring[x] = original[x];
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}
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newstring[len] = '\0';
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newstring[len + 1] = '\0';
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/* Return the new string. */
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return (newstring);
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}
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/*
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* This reads a file and sticks it into the char ** provided.
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*/
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int readFile (char *filename, char **array, int maxlines)
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{
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FILE *fd;
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char temp[BUFSIZ];
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int lines = 0;
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size_t len;
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/* Can we open the file? */
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if ((fd = fopen (filename, "r")) == 0)
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{
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return (-1);
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}
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/* Start reading the file in. */
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while ((fgets (temp, sizeof(temp), fd) != 0) && lines < maxlines)
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{
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len = strlen (temp);
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if (temp[len-1] == '\n')
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{
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temp[len-1] = '\0';
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}
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array[lines] = copyChar (temp);
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lines++;
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}
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fclose (fd);
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/* Clean up and return. */
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return (lines);
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}
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#define DigitOf(c) ((c)-'0')
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static int parseAttribute(char *string, int from, chtype *mask)
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{
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int pair = 0;
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*mask = 0;
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switch (string[from + 1])
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{
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case 'B': *mask = A_BOLD; break;
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case 'D': *mask = A_DIM; break;
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case 'K': *mask = A_BLINK; break;
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case 'R': *mask = A_REVERSE; break;
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case 'S': *mask = A_STANDOUT; break;
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case 'U': *mask = A_UNDERLINE; break;
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}
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if (*mask != 0)
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{
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from++;
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}
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else if (isdigit((int)string[from + 1]) && isdigit((int)string[from + 2]))
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{
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#ifdef HAVE_START_COLOR
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pair = DigitOf(string[from + 1]) * 10 + DigitOf(string[from + 2]);
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*mask = COLOR_PAIR(pair);
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#else
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*mask = A_BOLD;
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#endif
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from += 2;
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}
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else if (isdigit((int)string[from + 1]))
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{
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#ifdef HAVE_START_COLOR
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pair = DigitOf(string[from + 1]);
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*mask = COLOR_PAIR(pair);
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#else
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*mask = A_BOLD;
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#endif
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from++;
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}
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return from;
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}
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/*
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* This function takes a character string, full of format markers
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* and translates them into a chtype * array. This is better suited
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* to curses, because curses uses chtype almost exclusively
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*/
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chtype *char2Chtype (char *string, int *to, int *align)
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{
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chtype *result = 0;
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chtype attrib;
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chtype lastChar;
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chtype mask;
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int adjust;
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int from;
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int insideMarker;
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int len;
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int pass;
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int start;
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int used;
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int x;
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(*to) = 0;
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*align = LEFT;
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if (string != 0)
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{
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len = (int)strlen(string);
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used = 0;
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/*
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* We make two passes because we may have indents and tabs to expand, and
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* do not know in advance how large the result will be.
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*/
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for (pass = 0; pass < 2; pass++)
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{
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if (pass != 0)
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{
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if ((result = (chtype *)malloc((used+2) * sizeof(chtype))) == 0)
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{
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used = 0;
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break;
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}
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}
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adjust = 0;
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attrib = A_NORMAL;
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lastChar = 0;
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start = 0;
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used = 0;
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x = 3;
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/* Look for an alignment marker. */
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if (!strncmp(string, "<C>", 3))
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{
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(*align) = CENTER;
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start = 3;
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}
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else if (!strncmp(string, "<R>", 3))
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{
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(*align) = RIGHT;
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start = 3;
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}
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else if (!strncmp(string, "<L>", 3))
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{
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start = 3;
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}
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else if (!strncmp(string, "<B=", 3))
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{
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/* Set the item index value in the string. */
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if (result != 0)
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{
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result[0] = ' ';
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result[1] = ' ';
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result[2] = ' ';
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}
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/* Pull out the bullet marker. */
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while (string[x] != '>' && string[x] != 0)
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{
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if (result != 0)
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result[x] = string[x] | A_BOLD;
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x++;
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}
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adjust = 1;
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/* Set the alignment variables. */
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start = x;
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used = x;
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}
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else if (!strncmp(string, "<I=", 3))
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{
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from = 2;
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x = 0;
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while (string[++from] != '>' && string[from] != 0)
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{
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if (isdigit((int)string[from]))
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{
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adjust = (adjust * 10) + DigitOf(string[from]);
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}
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}
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start = x + 4;
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}
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while (adjust-- > 0)
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{
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if (result != 0)
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result[used] = ' ';
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used++;
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}
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/* Set the format marker boolean to false. */
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insideMarker = FALSE;
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/* Start parsing the character string. */
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for (from = start; from < len; from++)
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{
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/* Are we inside a format marker? */
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if (! insideMarker)
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{
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if (string[from] == '<'
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&& (string[from + 1] == '/'
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|| string[from + 1] == '!'
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|| string[from + 1] == '#'))
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{
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insideMarker = TRUE;
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}
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else if (string[from] == '\\' && string[from + 1] == '<')
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{
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from++;
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if (result != 0)
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result[used] = (A_CHARTEXT & string[from]) | attrib;
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used++;
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from++;
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}
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else if (string[from] == '\t')
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{
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for (x=0; x < 8; x++)
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{
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if (result != 0)
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result[used] = ' ';
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used++;
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}
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}
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else
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{
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if (result != 0)
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result[used] = (A_CHARTEXT & string[from]) | attrib;
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used++;
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}
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}
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else
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{
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switch (string[from])
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{
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case '>':
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insideMarker = 0;
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break;
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case '#':
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{
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lastChar = 0;
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switch(string[from + 2])
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{
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case 'L':
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switch (string[from + 1])
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{
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case 'L': lastChar = ACS_LLCORNER; break;
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case 'U': lastChar = ACS_LRCORNER; break;
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case 'H': lastChar = ACS_HLINE; break;
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case 'V': lastChar = ACS_VLINE; break;
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case 'P': lastChar = ACS_PLUS; break;
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}
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break;
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case 'U':
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switch (string[from + 1])
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{
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case 'L': lastChar = ACS_ULCORNER; break;
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case 'U': lastChar = ACS_URCORNER; break;
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}
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break;
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case 'T':
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switch (string[from + 1])
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{
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case 'T': lastChar = ACS_TTEE; break;
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case 'R': lastChar = ACS_RTEE; break;
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case 'L': lastChar = ACS_LTEE; break;
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case 'B': lastChar = ACS_BTEE; break;
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}
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break;
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case 'A':
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switch (string[from + 1])
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{
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case 'L': lastChar = ACS_LARROW; break;
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case 'R': lastChar = ACS_RARROW; break;
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case 'U': lastChar = ACS_UARROW; break;
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case 'D': lastChar = ACS_DARROW; break;
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}
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break;
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default:
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if (string[from + 1] == 'D'
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&& string[from + 2] == 'I')
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lastChar = ACS_DIAMOND;
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else
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if (string[from + 1] == 'C'
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&& string[from + 2] == 'B')
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lastChar = ACS_CKBOARD;
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else
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if (string[from + 1] == 'D'
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&& string[from + 2] == 'G')
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lastChar = ACS_DEGREE;
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else
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if (string[from + 1] == 'P'
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&& string[from + 2] == 'M')
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lastChar = ACS_PLMINUS;
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else
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if (string[from + 1] == 'B'
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&& string[from + 2] == 'U')
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lastChar = ACS_BULLET;
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else
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if (string[from + 1] == 'S'
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&& string[from + 2] == '1')
|
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lastChar = ACS_S1;
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else
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if (string[from + 1] == 'S'
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&& string[from + 2] == '9')
|
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lastChar = ACS_S9;
|
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}
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|
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if (lastChar != 0)
|
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{
|
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adjust = 1;
|
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from += 2;
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|
|
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if (string[from + 1] == '(')
|
|
/* Check for a possible numeric modifier. */
|
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{
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from++;
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adjust = 0;
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|
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while (string[++from] != ')' && string[from] != 0)
|
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{
|
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if (isdigit((int)string[from]))
|
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{
|
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adjust = (adjust * 10) + DigitOf(string[from]);
|
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}
|
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}
|
|
}
|
|
}
|
|
for (x=0; x < adjust; x++)
|
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{
|
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if (result != 0)
|
|
result[used] = lastChar | attrib;
|
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used++;
|
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}
|
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break;
|
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}
|
|
case '/':
|
|
from = parseAttribute(string, from, &mask);
|
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attrib = attrib | mask;
|
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break;
|
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case '!':
|
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from = parseAttribute(string, from, &mask);
|
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attrib = attrib & ~mask;
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break;
|
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}
|
|
}
|
|
}
|
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|
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if (result != 0)
|
|
{
|
|
result[used] = 0;
|
|
result[used + 1] = 0;
|
|
}
|
|
|
|
/*
|
|
* If there are no characters, put the attribute into the
|
|
* the first character of the array.
|
|
*/
|
|
if (used == 0
|
|
&& result != 0)
|
|
{
|
|
result[0] = attrib;
|
|
}
|
|
}
|
|
*to = used;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* This determines the length of a chtype string
|
|
*/
|
|
int chlen (chtype *string)
|
|
{
|
|
int result = 0;
|
|
|
|
if (string != 0)
|
|
{
|
|
while (string[result] != 0)
|
|
result++;
|
|
}
|
|
|
|
return (result);
|
|
}
|
|
|
|
/*
|
|
* This returns a pointer to char * of a chtype *
|
|
*/
|
|
char *chtype2Char (chtype *string)
|
|
{
|
|
/* Declare local variables. */
|
|
char *newstring;
|
|
int len = 0;
|
|
int x;
|
|
|
|
/* Is the string null? */
|
|
if (string == 0)
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
/* Get the length of the string. */
|
|
len = chlen(string);
|
|
|
|
/* Make the new string. */
|
|
newstring = (char *)malloc (sizeof (char) * (len + 1));
|
|
/*cleanChar (newstring, len + 1, '\0');*/
|
|
|
|
/* Start translating. */
|
|
for (x=0; x < len; x++)
|
|
{
|
|
newstring[x] = (char)(string[x] & A_CHARTEXT);
|
|
}
|
|
|
|
/* Force a null character on the end of the string. */
|
|
newstring[len] = '\0';
|
|
|
|
/* Return it. */
|
|
return (newstring);
|
|
}
|
|
|
|
/*
|
|
* This takes a character pointer and returns the equivalent
|
|
* display type.
|
|
*/
|
|
EDisplayType char2DisplayType (char *string)
|
|
{
|
|
static const struct {
|
|
const char *name;
|
|
EDisplayType code;
|
|
} table[] = {
|
|
{ "CHAR", vCHAR },
|
|
{ "HCHAR", vHCHAR },
|
|
{ "INT", vINT },
|
|
{ "HINT", vHINT },
|
|
{ "UCHAR", vUCHAR },
|
|
{ "LCHAR", vLCHAR },
|
|
{ "UHCHAR", vUHCHAR },
|
|
{ "LHCHAR", vLHCHAR },
|
|
{ "MIXED", vMIXED },
|
|
{ "HMIXED", vHMIXED },
|
|
{ "UMIXED", vUMIXED },
|
|
{ "LMIXED", vLMIXED },
|
|
{ "UHMIXED", vUHMIXED },
|
|
{ "LHMIXED", vLHMIXED },
|
|
{ "VIEWONLY", vVIEWONLY },
|
|
{ 0, vINVALID },
|
|
};
|
|
|
|
/* Make sure we cover our bases... */
|
|
if (string != 0)
|
|
{
|
|
int n;
|
|
for (n = 0; table[n].name != 0; n++)
|
|
{
|
|
if (!strcmp(string, table[n].name))
|
|
return table[n].code;
|
|
}
|
|
}
|
|
return (EDisplayType)vINVALID;
|
|
}
|
|
|
|
/*
|
|
* This swaps two elements in an array.
|
|
*/
|
|
void swapIndex (char *list[], int i, int j)
|
|
{
|
|
char *temp;
|
|
temp = list[i];
|
|
list[i] = list[j];
|
|
list[j] = temp;
|
|
}
|
|
|
|
/*
|
|
* This function is a quick sort alg which sort an array of
|
|
* char *. I wanted to use to stdlib qsort, but couldn't get the
|
|
* thing to work, so I wrote my own. I'll use qsort if I can get
|
|
* it to work.
|
|
*/
|
|
void quickSort (char *list[], int left, int right)
|
|
{
|
|
#ifdef HAVE_RADIXSORT
|
|
radixsort ((const u_char **)list, right-left+1, NULL, '\0');
|
|
#else
|
|
int i, last;
|
|
|
|
/* If there are fewer than 2 elements, return. */
|
|
if (left >= right)
|
|
{
|
|
return;
|
|
}
|
|
|
|
swapIndex (list, left, (left + right)/2);
|
|
last = left;
|
|
|
|
for (i=left + 1; i <= right; i++)
|
|
{
|
|
if (strcmp (list[i], list[left]) < 0)
|
|
{
|
|
swapIndex (list, ++last, i);
|
|
}
|
|
}
|
|
|
|
swapIndex (list, left, last);
|
|
quickSort (list, left, last-1);
|
|
quickSort (list, last + 1, right);
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* This strips white space off of the given string.
|
|
*/
|
|
void stripWhiteSpace (EStripType stripType, char *string)
|
|
{
|
|
/* Declare local variables. */
|
|
int stringLength = 0;
|
|
int alphaChar = 0;
|
|
int x = 0;
|
|
|
|
/* Make sure the string is not null. */
|
|
if (string == 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
/* Get the length of the string. */
|
|
stringLength = (int)strlen(string);
|
|
if (stringLength == 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
/* Strip the white space from the front. */
|
|
if (stripType == vFRONT || stripType == vBOTH)
|
|
{
|
|
/* Find the first non-whitespace character. */
|
|
while (string[alphaChar] == ' ' || string[alphaChar] == '\t')
|
|
{
|
|
alphaChar++;
|
|
}
|
|
|
|
/* Trim off the white space. */
|
|
if (alphaChar != stringLength)
|
|
{
|
|
for (x=0; x < (stringLength-alphaChar); x++)
|
|
{
|
|
string[x] = string[x + alphaChar];
|
|
}
|
|
string[stringLength-alphaChar] = '\0';
|
|
}
|
|
else
|
|
{
|
|
/* Set the string to zero. */
|
|
memset (string, 0, stringLength);
|
|
}
|
|
}
|
|
|
|
/* Get the length of the string. */
|
|
stringLength = (int)strlen(string)-1;
|
|
|
|
/* Strip the space from behind if it was asked for. */
|
|
if (stripType == vBACK || stripType == vBOTH)
|
|
{
|
|
/* Find the first non-whitespace character. */
|
|
while (string[stringLength] == ' ' || string[stringLength] == '\t')
|
|
{
|
|
string[stringLength--] = '\0';
|
|
}
|
|
}
|
|
}
|
|
|
|
static unsigned countChar(char *string, int separator)
|
|
{
|
|
unsigned result = 0;
|
|
int ch;
|
|
|
|
while ((ch = *string++) != 0)
|
|
{
|
|
if (ch == separator)
|
|
result++;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* Split a string into a list of strings.
|
|
*/
|
|
char **CDKsplitString(char *string, int separator)
|
|
{
|
|
char **result = 0;
|
|
char *first;
|
|
char *temp;
|
|
unsigned item;
|
|
unsigned need;
|
|
|
|
if (string != 0)
|
|
{
|
|
need = countChar(string, separator) + 2;
|
|
if ((result = (char **)malloc(need * sizeof(char *))) != 0)
|
|
{
|
|
item = 0;
|
|
first = string;
|
|
for(;;)
|
|
{
|
|
while (*string != 0 && *string != separator)
|
|
string++;
|
|
|
|
need = string - first;
|
|
if ((temp = (char *)malloc(need+1)) == 0)
|
|
break;
|
|
|
|
memcpy(temp, first, need);
|
|
temp[need] = 0;
|
|
result[item++] = temp;
|
|
|
|
if (*string++ == 0)
|
|
break;
|
|
first = string;
|
|
}
|
|
result[item] = 0;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* Count the number of items in a list of strings.
|
|
*/
|
|
unsigned CDKcountStrings(char **list)
|
|
{
|
|
unsigned result = 0;
|
|
if (list != 0)
|
|
{
|
|
while (*list++ != 0)
|
|
result++;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* Free a list of strings
|
|
*/
|
|
void CDKfreeStrings(char **list)
|
|
{
|
|
if (list != 0)
|
|
{
|
|
void *base = (void *)list;
|
|
while (*list != 0)
|
|
free(*list++);
|
|
free(base);
|
|
}
|
|
}
|
|
|
|
int mode2Filetype (mode_t mode)
|
|
{
|
|
static const struct {
|
|
mode_t mode;
|
|
char code;
|
|
} table[] = {
|
|
#ifdef S_IFBLK
|
|
{ S_IFBLK, 'b' }, /* Block device */
|
|
#endif
|
|
{ S_IFCHR, 'c' }, /* Character device */
|
|
{ S_IFDIR, 'd' }, /* Directory */
|
|
{ S_IFREG, '-' }, /* Regular file */
|
|
#ifdef S_IFLNK
|
|
{ S_IFLNK, 'l' }, /* Socket */
|
|
#endif
|
|
{ S_IFSOCK, '@' }, /* Socket */
|
|
{ S_IFIFO, '&' }, /* Pipe */
|
|
};
|
|
int filetype = '?';
|
|
unsigned n;
|
|
|
|
for (n = 0; n < sizeof(table)/sizeof(table[0]); n++) {
|
|
if ((mode & S_IFMT) == table[n].mode) {
|
|
filetype = table[n].code;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return filetype;
|
|
|
|
}
|
|
|
|
/*
|
|
* This function takes a mode_t type and creates a string represntation
|
|
* of the permission mode.
|
|
*/
|
|
int mode2Char (char *string, mode_t mode)
|
|
{
|
|
static struct {
|
|
mode_t mask;
|
|
unsigned col;
|
|
char flag;
|
|
} table[] = {
|
|
{ S_IRUSR, 1, 'r' },
|
|
{ S_IWUSR, 2, 'w' },
|
|
{ S_IXUSR, 3, 'x' },
|
|
{ S_IRGRP, 4, 'r' },
|
|
{ S_IWGRP, 5, 'w' },
|
|
{ S_IXGRP, 6, 'x' },
|
|
{ S_IROTH, 7, 'r' },
|
|
{ S_IWOTH, 8, 'w' },
|
|
{ S_IXOTH, 9, 'x' },
|
|
{ S_ISUID, 3, 's' },
|
|
{ S_ISGID, 6, 's' },
|
|
#ifdef S_ISVTX
|
|
{ S_ISVTX, 9, 't' },
|
|
#endif
|
|
};
|
|
|
|
/* Declare local variables. */
|
|
int permissions = 0;
|
|
int filetype = mode2Filetype(mode);
|
|
unsigned n;
|
|
|
|
/* Clean the string. */
|
|
cleanChar (string, 11, '-');
|
|
string[11] = '\0';
|
|
|
|
if (filetype == '?')
|
|
return -1;
|
|
|
|
for (n = 0; n < sizeof(table)/sizeof(table[0]); n++) {
|
|
if ((mode & table[n].mask) != 0) {
|
|
string[table[n].col] = table[n].flag;
|
|
permissions |= table[n].mask;
|
|
}
|
|
}
|
|
|
|
/* Check for unusual permissions. */
|
|
if (((mode & S_IXUSR) == 0) &&
|
|
((mode & S_IXGRP) == 0) &&
|
|
((mode & S_IXOTH) == 0) &&
|
|
(mode & S_ISUID) != 0)
|
|
{
|
|
string[3] = 'S';
|
|
}
|
|
|
|
return permissions;
|
|
}
|
|
|
|
/*
|
|
* This returns the length of the integer.
|
|
*/
|
|
int intlen (int value)
|
|
{
|
|
if (value < 0)
|
|
return 1 + intlen(-value);
|
|
else if (value >= 10)
|
|
return 1 + intlen(value/10);
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* This opens the current directory and reads the contents.
|
|
*/
|
|
int getDirectoryContents (char *directory, char **list, int maxListSize)
|
|
{
|
|
/* Declare local variables. */
|
|
struct dirent *dirStruct;
|
|
int counter = 0;
|
|
DIR *dp;
|
|
|
|
/* Open the directory. */
|
|
dp = opendir (directory);
|
|
|
|
/* Could we open the directory? */
|
|
if (dp == 0)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
/* Read the directory. */
|
|
while ((dirStruct = readdir (dp)) != 0)
|
|
{
|
|
if (counter <= maxListSize)
|
|
{
|
|
list[counter++] = copyChar (dirStruct->d_name);
|
|
}
|
|
}
|
|
|
|
/* Close the directory. */
|
|
closedir (dp);
|
|
|
|
/* Sort the info. */
|
|
quickSort (list, 0, counter-1);
|
|
|
|
/* Return the number of files in the directory. */
|
|
return counter;
|
|
}
|
|
|
|
/*
|
|
* This looks for a subset of a word in the given list.
|
|
*/
|
|
int searchList (char **list, int listSize, char *pattern)
|
|
{
|
|
/* Declare local variables. */
|
|
int len = 0;
|
|
int Index = -1;
|
|
int x, ret;
|
|
|
|
/* Make sure the pattern isn't null. */
|
|
if (pattern == 0)
|
|
{
|
|
return Index;
|
|
}
|
|
len = (int)strlen (pattern);
|
|
|
|
/* Cycle through the list looking for the word. */
|
|
for (x=0; x < listSize; x++)
|
|
{
|
|
/* Do a string compare. */
|
|
ret = strncmp (list[x], pattern, len);
|
|
|
|
/*
|
|
* If 'ret' is less than 0, then the current word is
|
|
* alphabetically less than the provided word. At this
|
|
* point we will set the index to the current position.
|
|
* If 'ret' is greater than 0, then the current word is
|
|
* alphabettically greater than the given word. We should
|
|
* return with index, which might contain the last best
|
|
* match. If they are equal, then we've found it.
|
|
*/
|
|
if (ret < 0)
|
|
{
|
|
Index = ret;
|
|
}
|
|
else if (ret > 0)
|
|
{
|
|
return Index;
|
|
}
|
|
else
|
|
{
|
|
return x;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
* This function checks to see if a link has been requested.
|
|
*/
|
|
int checkForLink (char *line, char *filename)
|
|
{
|
|
int len = 0;
|
|
int fPos = 0;
|
|
int x = 3;
|
|
|
|
/* Make sure the line isn't null. */
|
|
if (line == 0)
|
|
{
|
|
return -1;
|
|
}
|
|
len = (int)strlen (line);
|
|
|
|
/* Strip out the filename. */
|
|
if (line[0] == '<' && line[1] == 'F' && line[2] == '=')
|
|
{
|
|
/* Strip out the filename. */
|
|
while (x < len)
|
|
{
|
|
if (line[x] == '>')
|
|
{
|
|
break;
|
|
}
|
|
filename[fPos++] = line[x++];
|
|
}
|
|
filename[fPos] = '\0';
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* This strips out the filename from the pathname. I would have
|
|
* used rindex but it seems that not all the C libraries support
|
|
* it. :(
|
|
*/
|
|
char *baseName (char *pathname)
|
|
{
|
|
char *base = 0;
|
|
int pathLen = 0;
|
|
int pos = 0;
|
|
int Index = -1;
|
|
int x = 0;
|
|
|
|
/* Check if the string is null. */
|
|
if (pathname == 0)
|
|
{
|
|
return 0;
|
|
}
|
|
base = copyChar (pathname);
|
|
pathLen = (int)strlen (pathname);
|
|
|
|
/* Find the last '/' in the pathname. */
|
|
x = pathLen - 1;
|
|
while ((pathname[x] != '\0') && (Index == -1) && (x > 0))
|
|
{
|
|
if (pathname[x] == '/')
|
|
{
|
|
Index = x;
|
|
break;
|
|
}
|
|
x--;
|
|
}
|
|
|
|
/*
|
|
* If the index is -1, we never found one. Return a pointer
|
|
* to the string given to us.
|
|
*/
|
|
if (Index == -1)
|
|
{
|
|
return base;
|
|
}
|
|
|
|
/* Clean out the base pointer. */
|
|
memset (base, '\0', pathLen);
|
|
|
|
/*
|
|
* We have found an index. Copy from the index to the
|
|
* end of the string into a new string.
|
|
*/
|
|
for (x=Index + 1; x < pathLen; x++)
|
|
{
|
|
base[pos++] = pathname[x];
|
|
}
|
|
return base;
|
|
}
|
|
|
|
/*
|
|
* This strips out the directory from the pathname. I would have
|
|
* used rindex but it seems that not all the C libraries support
|
|
* it. :(
|
|
*/
|
|
char *dirName (char *pathname)
|
|
{
|
|
char *dir = 0;
|
|
int pathLen = 0;
|
|
int x = 0;
|
|
|
|
/* Check if the string is null. */
|
|
if (pathname == 0)
|
|
{
|
|
return 0;
|
|
}
|
|
dir = copyChar (pathname);
|
|
pathLen = (int)strlen (pathname);
|
|
|
|
/* Starting from the end, look for the first '/' character. */
|
|
x = pathLen;
|
|
while ((dir[x] != '/') && (x > 0))
|
|
{
|
|
dir[x--] = '\0';
|
|
}
|
|
|
|
/* Now dir either has nothing or the basename. */
|
|
if (dir[0] == '\0')
|
|
{
|
|
/* If it has nothing, return nothing. */
|
|
return copyChar ("");
|
|
}
|
|
|
|
/* Otherwise, return the path. */
|
|
return dir;
|
|
}
|
|
|
|
/*
|
|
* If the dimension is a negative value, the dimension will
|
|
* be the full height/width of the parent window - the value
|
|
* of the dimension. Otherwise, the dimension will be the
|
|
* given value.
|
|
*/
|
|
int setWidgetDimension (int parentDim, int proposedDim, int adjustment)
|
|
{
|
|
int dimension = 0;
|
|
|
|
/* If the user passed in FULL, return the number of rows. */
|
|
if ((proposedDim == FULL) || (proposedDim == 0))
|
|
{
|
|
return parentDim;
|
|
}
|
|
|
|
/* If they gave a positive value, return it. */
|
|
if (proposedDim >= 0)
|
|
{
|
|
if (proposedDim >= parentDim)
|
|
{
|
|
return parentDim;
|
|
}
|
|
return (proposedDim + adjustment);
|
|
}
|
|
|
|
/*
|
|
* If they gave a negative value, then return the
|
|
* dimension of the parent minus the value given.
|
|
*/
|
|
dimension = parentDim + proposedDim;
|
|
|
|
/* Just to make sure. */
|
|
if (dimension < 0)
|
|
{
|
|
return parentDim;
|
|
}
|
|
return dimension;
|
|
}
|
|
|
|
/*
|
|
* This safely erases a given window.
|
|
*/
|
|
void eraseCursesWindow (WINDOW *window)
|
|
{
|
|
if (window != 0)
|
|
{
|
|
werase (window);
|
|
wnoutrefresh (window);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* This safely deletes a given window.
|
|
*/
|
|
void deleteCursesWindow (WINDOW *window)
|
|
{
|
|
if (window != 0)
|
|
{
|
|
delwin (window);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* This moves a given window
|
|
*/
|
|
void moveCursesWindow (WINDOW *window, int xpos, int ypos)
|
|
{
|
|
mvwin (window, ypos, xpos);
|
|
}
|
|
|
|
/*
|
|
* Return an integer like 'floor()', which returns a double.
|
|
*/
|
|
int floorCDK(double value)
|
|
{
|
|
int result = (int)value;
|
|
if (result > value) /* e.g., value < 0.0 and value is not an integer */
|
|
result--;
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
* Return an integer like 'ceil()', which returns a double.
|
|
*/
|
|
int ceilCDK(double value)
|
|
{
|
|
return -floorCDK(-value);
|
|
}
|