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//
/* +++Date last modified: 05-Jul-1997 */
/*
** Portable, public domain replacements for strupr() & strlwr() by Bob Stout
*/
#include
#include "snip_str.h"
#if defined(__cplusplus) && __cplusplus
extern "C" {
#endif
char *strupr(char *string)
{
char *s;
if (string)
{
for (s = string; *s; ++s)
*s = toupper(*s);
}
return string;
}
char *strlwr(char *string)
{
char *s;
if (string)
{
for (s = string; *s; ++s)
*s = tolower(*s);
}
return string;
}
#if defined(__cplusplus) && __cplusplus
}
#endif
#ifdef TEST
#include
#include
main(int argc, char *argv[])
{
if (argc < 2)
{
puts("Usage: STRUPR string1 [...string2 [...stringN]]");
return EXIT_FAILURE;
}
while (--argc)
{
printf("Original = \"%s\"\n", *++argv);
printf("strupr() = \"%s\"\n", strupr(*argv));
printf("strlwr() = \"%s\"\n", strlwr(*argv));
}
return EXIT_SUCCESS;
}
#endif /* TEST */
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