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win32.c: reduce memory size

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* win32/win32.c (szInternalCmds): reduce memory size, from 506 on
  32bit and 702 on 64bit to 490 bytes, and remove relocations.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49714 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-02-24 04:51:39 +00:00
parent fa1575d188
commit c8141a8158
1 changed files with 5 additions and 4 deletions
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9
win32/win32.c
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@ -865,7 +865,8 @@ FindFreeChildSlot(void)
-e 'END{$cmds.sort.each{|n,f|puts " \"\\#{f.to_s(8)}\" #{n.dump} + 1,"}}' -e 'END{$cmds.sort.each{|n,f|puts " \"\\#{f.to_s(8)}\" #{n.dump} + 1,"}}'
98cmd ntcmd 98cmd ntcmd
*/ */
static const char *const szInternalCmds[] = { #define InternalCmdsMax 8
static const char szInternalCmds[][InternalCmdsMax+2] = {
"\2" "assoc", "\2" "assoc",
"\3" "break", "\3" "break",
"\3" "call", "\3" "call",
@ -921,7 +922,7 @@ static const char *const szInternalCmds[] = {
static int static int
internal_match(const void *key, const void *elem) internal_match(const void *key, const void *elem)
{ {
return strcmp(key, (*(const char *const *)elem) + 1); return strncmp(key, ((const char *)elem) + 1, InternalCmdsMax);
} }
/* License: Ruby's */ /* License: Ruby's */
@ -972,13 +973,13 @@ is_internal_cmd(const char *cmd, int nt)
static int static int
internal_cmd_match(const char *cmdname, int nt) internal_cmd_match(const char *cmdname, int nt)
{ {
char **nm; char *nm;
nm = bsearch(cmdname, szInternalCmds, nm = bsearch(cmdname, szInternalCmds,
sizeof(szInternalCmds) / sizeof(*szInternalCmds), sizeof(szInternalCmds) / sizeof(*szInternalCmds),
sizeof(*szInternalCmds), sizeof(*szInternalCmds),
internal_match); internal_match);
if (!nm || !(nm[0][0] & (nt ? 2 : 1))) if (!nm || !(nm[0] & (nt ? 2 : 1)))
return 0; return 0;
return 1; return 1;
} }