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-rw-r--r--extra/locale/gen_wc8bit.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/extra/locale/gen_wc8bit.c b/extra/locale/gen_wc8bit.c
index 349f7cf7c..a861caac4 100644
--- a/extra/locale/gen_wc8bit.c
+++ b/extra/locale/gen_wc8bit.c
@@ -112,9 +112,10 @@ int main(int argc, char **argv)
goto locale_failure;
len = strlen(buf);
- if (buf[len - 1] == '\n')
+ if (len > 0 && buf[len - 1] == '\n')
buf[--len] = '\0';
- strcat(buf, ".UTF8");
+ if (len < 5 || strcasecmp(&buf[len-5], ".UTF8") != 0)
+ strcat(buf, ".UTF8");
if (setlocale(LC_CTYPE, buf))
goto locale_success;
}