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Clean up updatestring() in "utils.c".

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Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>
This commit is contained in:
Lukas Fleischer 2011-03-05 17:48:54 +01:00
parent a778706791
commit 0e5a9f1620
1 changed files with 18 additions and 15 deletions
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29
src/utils.c
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@ -372,23 +372,26 @@ getstring (WINDOW *win, char *str, int l, int x, int y)
int
updatestring (WINDOW *win, char **str, int x, int y)
{
char *newstr;
int escape, len = strlen (*str) + 1;
int len = strlen (*str);
char *buf;
enum getstr ret;
EXIT_IF (len > BUFSIZ, _("Internal error: line too long"));
EXIT_IF (len + 1 > BUFSIZ, _("Internal error: line too long"));
newstr = mem_malloc (BUFSIZ);
(void) memcpy (newstr, *str, len);
escape = getstring (win, newstr, BUFSIZ, x, y);
if (!escape)
{
len = strlen (newstr) + 1;
*str = mem_realloc (*str, len, 1);
buf = mem_malloc (BUFSIZ);
(void)memcpy (buf, *str, len + 1);
ret = getstring (win, buf, BUFSIZ, x, y);
if (ret == GETSTRING_VALID) {
len = strlen (buf);
*str = mem_realloc (*str, len + 1, 1);
EXIT_IF (*str == 0, _("out of memory"));
(void) memcpy (*str, newstr, len);
(void)memcpy (*str, buf, len + 1);
}
mem_free (newstr);
return escape;
mem_free (buf);
return ret;
}
/* checks if a string is only made of digits */