diff options
Diffstat (limited to 'ucspi-tcp-0.88/str_diff.c')
-rw-r--r-- | ucspi-tcp-0.88/str_diff.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/ucspi-tcp-0.88/str_diff.c b/ucspi-tcp-0.88/str_diff.c new file mode 100644 index 0000000..037dcdf --- /dev/null +++ b/ucspi-tcp-0.88/str_diff.c @@ -0,0 +1,15 @@ +#include "str.h" + +int str_diff(register char *s,register char *t) +{ + register char x; + + for (;;) { + x = *s; if (x != *t) break; if (!x) break; ++s; ++t; + x = *s; if (x != *t) break; if (!x) break; ++s; ++t; + x = *s; if (x != *t) break; if (!x) break; ++s; ++t; + x = *s; if (x != *t) break; if (!x) break; ++s; ++t; + } + return ((int)(unsigned int)(unsigned char) x) + - ((int)(unsigned int)(unsigned char) *t); +} |