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authorJoseph Myers <joseph@codesourcery.com>2012-10-31 20:43:54 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-10-31 20:43:54 +0000
commit0eb69512575e1e2ccfec4c4489fa3fb6201d38d1 (patch)
tree9877d34e5925c4bdfc313f3498e811b1b81b9d7e /INSTALL
parent84097ebac3fe750617b900de3e14b2f11af6e75b (diff)
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Document general use of test-wrapper and test-wrapper-env.
Diffstat (limited to 'INSTALL')
-rw-r--r--INSTALL11
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diff --git a/INSTALL b/INSTALL
index 9c62786de0..d70019883a 100644
--- a/INSTALL
+++ b/INSTALL
@@ -204,6 +204,17 @@ HOSTNAME is the host name of a system that can run the newly built
 binaries of the GNU C Library.  The source and build directories must
 be visible at the same locations on both the build system and HOSTNAME.
 
+   In general, when testing the GNU C Library, `test-wrapper' may be set
+to the name and arguments of any program to run newly built binaries.
+This program must preserve the arguments to the binary being run, its
+working directory, all environment variables set as part of testing and
+the standard input, output and error file descriptors.  If
+`TEST-WRAPPER env' will not work to run a program with environment
+variables set, then `test-wrapper-env' must be set to a program that
+runs a newly built program with environment variable assignments in
+effect, those assignments being specified as `VAR=VALUE' before the
+name of the program to be run.
+
 Installing the C Library
 ========================