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Incorrect indexing into character name list

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When converting a character into a character name, an incorrect
character name could theoretically have been returned.

* libguile/chars.c (scm_i_charname): used wrong index into
  scm_alt_charnames
This commit is contained in:
Michael Gran 2009-12-27 18:44:29 -08:00
parent 3323ec063c
commit b349875146
1 changed files with 3 additions and 1 deletions
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4
libguile/chars.c
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@ -577,9 +577,11 @@ scm_i_charname (SCM chr)
if (scm_C0_control_charnums[c] == i)
return scm_C0_control_charnames[c];
/* Since the characters in scm_alt_charnums is a subset of
scm_C0_control_charnums, this code is never reached. */
for (c = 0; c < SCM_N_ALT_CHARNAMES; c++)
if (scm_alt_charnums[c] == i)
return scm_alt_charnames[i];
return scm_alt_charnames[c];
return NULL;
}