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extern/concat.h: don't segfault if count == 0

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This commit is contained in:
raiz 2016-12-27 20:18:33 +03:00
parent e9f738b8b6
commit ba0f0998d9
1 changed files with 3 additions and 0 deletions
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3
extern/concat.h vendored
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@ -11,6 +11,9 @@ ccat(const unsigned short int count, ...)
unsigned short int i; unsigned short int i;
concat[0] = '\0'; concat[0] = '\0';
if (count == 0)
return;
va_start(ap, count); va_start(ap, count);
for(i = 0; i < count; i++) for(i = 0; i < count; i++)
strlcat(concat, va_arg(ap, char *), sizeof(concat)); strlcat(concat, va_arg(ap, char *), sizeof(concat));