File: strupr.c

package info (click to toggle)
c-cpp-reference 2.0.2-6
  • links: PTS
  • area: main
  • in suites: etch, etch-m68k, lenny
  • size: 8,012 kB
  • ctags: 4,612
  • sloc: ansic: 26,960; sh: 11,014; perl: 1,854; cpp: 1,324; asm: 1,239; python: 258; makefile: 115; java: 77; awk: 34; csh: 9
file content (29 lines) | stat: -rwxr-xr-x 465 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
 
/*
**  Portable, public domain strupr() & strlwr()
*/

#include <ctype.h>

char *strupr(char *str)
{
      char *string = str;

      if (str)
      {
            for ( ; *str; ++str)
                  *str = toupper(*str);
      }
      return string;
}

char *strlwr(char *str)
{
      char *string = str;

      if (str)
      {
            for ( ; *str; ++str)
                  *str = tolower(*str);
      }
      return string;
}