From e58c943441833914d2660be44e1d03a9a4c0b726 Mon Sep 17 00:00:00 2001 From: Daniel Dunbar Date: Wed, 6 May 2009 19:18:09 +0000 Subject: [PATCH] Document environment variables we handle, and don't mention -pipe (it isn't yet supported... lazy developers). git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71109 91177308-0d34-0410-b5e6-96231b3b80d8 --- docs/tools/clang.pod | 38 ++++++++++++++++++++++++++++++-------- 1 file changed, 30 insertions(+), 8 deletions(-) diff --git a/docs/tools/clang.pod b/docs/tools/clang.pod index 3461674bef..3a2c2a4c48 100644 --- a/docs/tools/clang.pod +++ b/docs/tools/clang.pod @@ -179,11 +179,6 @@ Pass I to the preprocessor. Write output to I. -=item B<-pipe> - -FIXME: WHY DOCUMENT THIS. -Use pipes between commands, when possible. - =item B<-print-file-name>=I Print the full library path of I. @@ -263,14 +258,41 @@ Treat subsequent input files as having type I. =head1 ENVIRONMENT -No environment variables read. +=over + +=item B, B, B + +These environment variables are checked, in order, for the location to +write temporary files used during the compilation process. + +=item B + +If this environment variable is present, it is treated as a delimited +list of paths to be added to the default system include path list. The +delimiter is the platform dependent delimitor, as used in the I +environment variable. + +Empty components in the environment variable are ignored. + +=item B, B, B, +B + +These environment variables specify additional paths, as for CPATH, +which are only used when processing the appropriate language. + +=item B (Apple only) + +If -mmacosx-version-min is unspecified, the default deployment target +is read from this environment variable. + +=back =head1 BUGS Clang currently does not have C++ support, and this manual page is incomplete. To report bugs, please visit L. Most bug reports should -include preprocessed source files (use the B<-E> option) along with information -to reproduce. +include preprocessed source files (use the B<-E> option) and the full output of +the compiler, along with information to reproduce. =head1 SEE ALSO -- 2.40.0