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From: | "one2001boy AT yahoo DOT com" <one2001boy AT yahoo DOT com> |
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Newsgroups: | comp.os.msdos.djgpp |
Subject: | Re: date.exe in shl2011b.zip |
References: | <CsRZc.14863$hL1 DOT 14760 AT newssvr27 DOT news DOT prodigy DOT com> <200409030334 DOT i833Y487011049 AT envy DOT delorie DOT com> <JiSZc.15226$cF4 DOT 7651 AT newssvr29 DOT news DOT prodigy DOT com> <t00gj0prgu7o9k0mo7n3ejtpj7ekr9jnh8 AT 4ax DOT com> |
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X-Trace: | newssvr27.news.prodigy.com 1094269948 ST000 68.125.129.136 (Fri, 03 Sep 2004 23:52:28 EDT) |
NNTP-Posting-Date: | Fri, 03 Sep 2004 23:52:28 EDT |
Organization: | SBC http://yahoo.sbc.com |
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Date: | Sat, 04 Sep 2004 03:52:28 GMT |
To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
Reply-To: | djgpp AT delorie DOT com |
Brian Inglis wrote: > On Fri, 03 Sep 2004 04:20:57 GMT in comp.os.msdos.djgpp, > "one2001boy AT yahoo DOT com" <one2001boy AT yahoo DOT com> wrote: > > >>DJ Delorie wrote: >> >>>>Now I have a question about date.exe in shl2011b.zip. why date.exe >>>>work the same as msdos's built-in date.exe? I thought date.exe >>> >>>>from shl2011b.zip should work the same as binary date in unix. >>> >>> >>>It's likely that you are still running the MS-DOS builtin date. >>> >>>Try ".\date" or run bash first. >> >> >>under msdos >>C:\>c:\fsf\bin\date.exe >>Current date is Thu 09/02/2004 >>Enter new date (mm-dd-yy): >> >> >>Under bash: >>bash-2.05b$ c:/fsf/bin/date.exe >>Thu Sep 2 21:22:48 2004 >>bash-2.05b$ >> >>not sure what is magic here? > > > MS-DOS command.com date is an internal command so it is matched in > command's internal command table if no explicit path prefix is given; > for internal commands, there is no way to get command to search the > path. That is true. It seems that bash can by pass this problem. Not sure how it is done in bash. I tried to write a program to call from createproess() instead of system(), it seems that date.exe is still from msdos. Thanks > OTOH bash has no internal date command (unless you add one using a > function definition or define an alias for date) so it has to search > the path for a date program. >
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