keymatch read_stdin write_stdout

keymatch ( char *  arg, const char *  keyword, int  minchars  ) Definition at line 122 of file cdjpeg.c. Referenced by main(), and parse_switches(). { register int ca, ck; register int nmatched = 0; while ((ca = *arg++) != '\0') { if ((ck = *keyword++) == '\0') return FALSE; /* arg longer than keyword, no good */ if (isupper(ca)) /* force arg to lcase (assume ck is already) */ ca = tolower(ca); if (ca != ck) return FALSE; /* no good */ nmatched++; /* count matched characters */ } /* reached end of argument; fail if it's too short for unique abbrev */ if (nmatched < minchars) return FALSE; return TRUE; /* A-OK */ }