str_tolower.c 290 B

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  1. /* vi set: sw=4 ts=4: */
  2. /* Convert string str to lowercase, return str.
  3. *
  4. * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
  5. */
  6. #include "libbb.h"
  7. char* FAST_FUNC str_tolower(char *str)
  8. {
  9. char *c;
  10. for (c = str; *c; ++c)
  11. *c = tolower(*c);
  12. return str;
  13. }