diff options
Diffstat (limited to 'iconvdata/tst-table-from.c')
| -rw-r--r-- | iconvdata/tst-table-from.c | 40 |
1 files changed, 30 insertions, 10 deletions
diff --git a/iconvdata/tst-table-from.c b/iconvdata/tst-table-from.c index b24632e..067c600 100644 --- a/iconvdata/tst-table-from.c +++ b/iconvdata/tst-table-from.c @@ -28,6 +28,9 @@ #include <iconv.h> #include <errno.h> +/* If nonzero, ignore conversions outside Unicode plane 0. */ +static int bmp_only; + /* Converts a byte buffer to a hexadecimal string. */ static const char* hexbuf (unsigned char buf[], unsigned int buflen) @@ -162,6 +165,10 @@ utf8_decode (const unsigned char *out, unsigned int outlen) out += 1; outlen -= 1; } + if (bmp_only && strlen (p) > 6) + /* Ignore conversions outside Unicode plane 0. */ + return NULL; + p += strlen (p); } @@ -173,6 +180,7 @@ main (int argc, char *argv[]) { const char *charset; iconv_t cd; + int search_depth; if (argc != 2) { @@ -188,6 +196,12 @@ main (int argc, char *argv[]) exit (1); } + /* When testing UTF-8 or GB18030, stop at 0x10000, otherwise the output + file gets too big. */ + bmp_only = (strcmp (charset, "UTF-8") == 0 + || strcmp (charset, "GB18030") == 0); + search_depth = (strcmp (charset, "UTF-8") == 0 ? 3 : 4); + { unsigned char out[6]; unsigned char buf[4]; @@ -203,8 +217,9 @@ main (int argc, char *argv[]) } else if (result > 0) { - printf ("0x%02X\t%s\n", - i0, utf8_decode (out, result)); + const char *unicode = utf8_decode (out, result); + if (unicode != NULL) + printf ("0x%02X\t%s\n", i0, unicode); } else { @@ -217,8 +232,9 @@ main (int argc, char *argv[]) } else if (result > 0) { - printf ("0x%02X%02X\t%s\n", - i0, i1, utf8_decode (out, result)); + const char *unicode = utf8_decode (out, result); + if (unicode != NULL) + printf ("0x%02X%02X\t%s\n", i0, i1, unicode); } else { @@ -231,10 +247,12 @@ main (int argc, char *argv[]) } else if (result > 0) { - printf ("0x%02X%02X%02X\t%s\n", - i0, i1, i2, utf8_decode (out, result)); + const char *unicode = utf8_decode (out, result); + if (unicode != NULL) + printf ("0x%02X%02X%02X\t%s\n", + i0, i1, i2, unicode); } - else if (strcmp (charset, "UTF-8")) + else if (search_depth > 3) { for (i3 = 0; i3 < 0x100; i3++) { @@ -245,9 +263,11 @@ main (int argc, char *argv[]) } else if (result > 0) { - printf ("0x%02X%02X%02X%02X\t%s\n", - i0, i1, i2, i3, - utf8_decode (out, result)); + const char *unicode = + utf8_decode (out, result); + if (unicode != NULL) + printf ("0x%02X%02X%02X%02X\t%s\n", + i0, i1, i2, i3, unicode); } else { |