diff options
Diffstat (limited to 'usr.bin/file/internat.c')
-rw-r--r-- | usr.bin/file/internat.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/usr.bin/file/internat.c b/usr.bin/file/internat.c deleted file mode 100644 index 59a508a4f75cb..0000000000000 --- a/usr.bin/file/internat.c +++ /dev/null @@ -1,72 +0,0 @@ -#include "file.h" - -#include <string.h> - -#define F 0 -#define T 1 - -/* - * List of characters that look "reasonable" in international - * language texts. That's almost all characters :), except a - * few in the control range of ASCII (all the known international - * charactersets share the bottom half with ASCII). - */ -static char maybe_internat[256] = { - F, F, F, F, F, F, F, F, T, T, T, T, T, T, F, F, /* 0x0X */ - F, F, F, F, F, F, F, F, F, F, F, T, F, F, F, F, /* 0x1X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x2X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x3X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x4X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x5X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x6X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, F, /* 0x7X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x8X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0x9X */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0xaX */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0xbX */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0xcX */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0xdX */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, /* 0xeX */ - T, T, T, T, T, T, T, T, T, T, T, T, T, T, T, T /* 0xfX */ -}; - -/* Maximal length of a line we consider "reasonable". */ -#define MAXLINELEN 300 - -int -internatmagic(buf, nbytes) - unsigned char *buf; - int nbytes; -{ - int i; - unsigned char *cp; - - nbytes--; - - /* First, look whether there are "unreasonable" characters. */ - for (i = 0, cp = buf; i < nbytes; i++, cp++) - if (!maybe_internat[*cp]) - return 0; - - /* - * Now, look whether the file consists of lines of - * "reasonable" length. - */ - - for (i = 0; i < nbytes;) { - cp = memchr(buf, '\n', nbytes - i); - if (cp == NULL) { - /* Don't fail if we hit the end of buffer. */ - if (i + MAXLINELEN >= nbytes) - break; - else - return 0; - } - if (cp - buf > MAXLINELEN) - return 0; - i += (cp - buf + 1); - buf = cp + 1; - } - ckfputs("International language text", stdout); - return 1; -} |