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// Copyright (C) 1999-2020
// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
// For conditions of distribution and use, see copyright notice in "copyright"
#include <tk.h>
#include "util.h"
Tcl_Interp *global_interp;
static void swap2(char* src, char* dest) {
*(dest ) = *(src+1);
*(dest+1) = *(src );
}
static void swap4(char* src, char* dest) {
*(dest ) = *(src+3);
*(dest+1) = *(src+2);
*(dest+2) = *(src+1);
*(dest+3) = *(src );
}
static void swap8(char* src, char* dest) {
*(dest ) = *(src+7);
*(dest+1) = *(src+6);
*(dest+2) = *(src+5);
*(dest+3) = *(src+4);
*(dest+4) = *(src+3);
*(dest+5) = *(src+2);
*(dest+6) = *(src+1);
*(dest+7) = *(src );
}
static int lsb()
{
return (*(short *)"\001\000" & 0x0001);
}
static void internalError(const char* msg)
{
Tcl_SetVar2(global_interp, "ds9", "msg", msg, TCL_GLOBAL_ONLY);
Tcl_SetVar2(global_interp, "ds9", "msg,level", "error", TCL_GLOBAL_ONLY);
}
static char* dupstr(const char* str)
{
char* copy;
if (str) {
copy=new char[strlen(str)+1];
strcpy(copy,str);
}
else
copy=NULL;
return copy;
}
char* trim(const char* str)
{
char* rr = dupstr(str);
char* ptr = rr;
while (ptr && *ptr)
ptr++;
ptr--;
while (ptr && (*ptr == ' '))
ptr--;
ptr++;
*ptr = '\0';
return rr;
}
char* toLower(const char* str)
{
char* rr = dupstr(str);
char* ptr = rr;
while (*ptr) {
*ptr = (char)(tolower(((int)(*ptr))));
ptr++;
}
return rr;
}
char* toUpper(const char* str)
{
char* rr = dupstr(str);
char* ptr = rr;
while (*ptr) {
*ptr = (char)(toupper(((int)(*ptr))));
ptr++;
}
return rr;
}
char* toConstLower(const char* str)
{
strncpy(tobuf,str,1024);
char* ptr = tobuf;
while (*ptr) {
*ptr = (char)(tolower(((int)(*ptr))));
ptr++;
}
return tobuf;
}
char* toConstUpper(const char* str)
{
strncpy(tobuf,str,1024);
char* ptr = tobuf;
while (*ptr) {
*ptr = (char)(toupper(((int)(*ptr))));
ptr++;
}
return tobuf;
}
#endif
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