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Code Issues Releases Wiki Activity

- Elaborated on the unidirectional/bidirectional PIPE: issues.

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git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@15199 87f5fb63-7c3d-0410-a384-fd976d0f7a62
This commit is contained in:
Olaf Barthel
2008-05-07 09:33:55 +00:00
parent f28dcf8ed1
commit b9ad1fda3f
1 changed files with 4 additions and 2 deletions
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6
library/stdio_popen.c
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@ -1,5 +1,5 @@
/* /*
* $Id: stdio_popen.c,v 1.9 2006-01-08 12:04:24 obarthel Exp $ * $Id: stdio_popen.c,v 1.10 2008-05-07 09:33:55 obarthel Exp $
* *
* :ts=4 * :ts=4
* *
@ -154,7 +154,9 @@ popen(const char *command, const char *type)
goto out; goto out;
} }
/* The current PIPE: device only supports unidirectional connections. */ /* The current PIPE: device only supports unidirectional connections. Worse: even if
a PIPE: device with bidirectional connection support were available, we would
be unable to detect this property. */
if((type[1] == '+') || (type[1] != '\0' && type[2] == '+')) if((type[1] == '+') || (type[1] != '\0' && type[2] == '+'))
{ {
D(("unsupported access mode '%s'",type)); D(("unsupported access mode '%s'",type));