100 lines
3.3 KiB
Plaintext
100 lines
3.3 KiB
Plaintext
To: vim_dev@googlegroups.com
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Subject: Patch 7.3.1175
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Fcc: outbox
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From: Bram Moolenaar <Bram@moolenaar.net>
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Mime-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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------------
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Patch 7.3.1175
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Problem: Using isalpha() and isalnum() can be slow.
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Solution: Use range checks. (Mike Williams)
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Files: src/ex_docmd.c, src/macros.h
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*** ../vim-7.3.1174/src/ex_docmd.c 2013-06-08 18:19:39.000000000 +0200
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--- src/ex_docmd.c 2013-06-12 16:50:50.000000000 +0200
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***************
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*** 3120,3126 ****
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for (j = 0; p[j] != NUL; ++j)
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if (p[j] != cmdmods[i].name[j])
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break;
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! if (!isalpha(p[j]) && j >= cmdmods[i].minlen
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&& (p == cmd || cmdmods[i].has_count))
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return j + (int)(p - cmd);
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}
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--- 3120,3126 ----
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for (j = 0; p[j] != NUL; ++j)
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if (p[j] != cmdmods[i].name[j])
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break;
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! if (!ASCII_ISALPHA(p[j]) && j >= cmdmods[i].minlen
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&& (p == cmd || cmdmods[i].has_count))
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return j + (int)(p - cmd);
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}
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*** ../vim-7.3.1174/src/macros.h 2013-06-12 14:10:23.000000000 +0200
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--- src/macros.h 2013-06-12 17:07:32.000000000 +0200
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***************
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*** 99,104 ****
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--- 99,109 ----
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# define MB_TOUPPER(c) TOUPPER_LOC(c)
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#endif
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+ /* Use our own isdigit() replacement, because on MS-Windows isdigit() returns
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+ * non-zero for superscript 1. Also avoids that isdigit() crashes for numbers
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+ * below 0 and above 255. */
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+ #define VIM_ISDIGIT(c) ((unsigned)(c) - '0' < 10)
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+
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/* Like isalpha() but reject non-ASCII characters. Can't be used with a
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* special key (negative value). */
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#ifdef EBCDIC
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***************
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*** 107,123 ****
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# define ASCII_ISLOWER(c) islower(c)
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# define ASCII_ISUPPER(c) isupper(c)
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#else
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- # define ASCII_ISALPHA(c) ((c) < 0x7f && isalpha(c))
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- # define ASCII_ISALNUM(c) ((c) < 0x7f && isalnum(c))
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# define ASCII_ISLOWER(c) ((unsigned)(c) - 'a' < 26)
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# define ASCII_ISUPPER(c) ((unsigned)(c) - 'A' < 26)
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#endif
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- /* Use our own isdigit() replacement, because on MS-Windows isdigit() returns
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- * non-zero for superscript 1. Also avoids that isdigit() crashes for numbers
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- * below 0 and above 255. */
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- #define VIM_ISDIGIT(c) ((unsigned)(c) - '0' < 10)
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-
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/* macro version of chartab().
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* Only works with values 0-255!
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* Doesn't work for UTF-8 mode with chars >= 0x80. */
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--- 112,123 ----
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# define ASCII_ISLOWER(c) islower(c)
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# define ASCII_ISUPPER(c) isupper(c)
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#else
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# define ASCII_ISLOWER(c) ((unsigned)(c) - 'a' < 26)
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# define ASCII_ISUPPER(c) ((unsigned)(c) - 'A' < 26)
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+ # define ASCII_ISALPHA(c) (ASCII_ISUPPER(c) || ASCII_ISLOWER(c))
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+ # define ASCII_ISALNUM(c) (ASCII_ISALPHA(c) || VIM_ISDIGIT(c))
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#endif
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/* macro version of chartab().
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* Only works with values 0-255!
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* Doesn't work for UTF-8 mode with chars >= 0x80. */
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*** ../vim-7.3.1174/src/version.c 2013-06-12 14:40:58.000000000 +0200
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--- src/version.c 2013-06-12 17:05:51.000000000 +0200
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***************
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*** 730,731 ****
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--- 730,733 ----
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{ /* Add new patch number below this line */
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+ /**/
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+ 1175,
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/**/
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--
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"Hit any key to continue" is a lie.
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/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
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/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
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\\\ an exciting new programming language -- http://www.Zimbu.org ///
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\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
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