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authorRoland McGrath <roland@hack.frob.com>2011-07-02 15:52:51 -0700
committerRoland McGrath <roland@hack.frob.com>2011-07-02 15:52:51 -0700
commitea5ee9f73d7b9d143d04e6b91020fe9dc7b18a40 (patch)
tree7f734582fe608af5316458e08258bb5ad9d2304b
parent1b74661a6b93a892ecb1c717dedeedba5c2a976c (diff)
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Rewrite local headers check to be more robust and informative.
-rw-r--r--ChangeLog4
-rw-r--r--Makefile3
-rwxr-xr-xscripts/check-local-headers.sh31
3 files changed, 23 insertions, 15 deletions
diff --git a/ChangeLog b/ChangeLog
index 2ef1710..70c31cb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2011-07-02 Roland McGrath <roland@hack.frob.com>
+ * scripts/check-local-headers.sh: Rewritten using awk.
+ Match by word, not by line. Print error messages for matches.
+ * Makefile ($(objpfx)check-local-headers.out): Pass AWK in to it.
+
* Makerules [shlib-lds-flags empty]:
($(common-objpfx)libc_pic.opts): New target.
($(common-objpfx)libc_pic.os.clean): New target.
diff --git a/Makefile b/Makefile
index aac2557..287f671 100644
--- a/Makefile
+++ b/Makefile
@@ -284,7 +284,8 @@ endif
endif
$(objpfx)check-local-headers.out: scripts/check-local-headers.sh
- scripts/check-local-headers.sh "$(includedir)" "$(objpfx)" > $@
+ AWK='$(AWK)' scripts/check-local-headers.sh \
+ "$(includedir)" "$(objpfx)" > $@
ifneq ($(PERL),no)
installed-headers = argp/argp.h assert/assert.h catgets/nl_types.h \
diff --git a/scripts/check-local-headers.sh b/scripts/check-local-headers.sh
index d15e9a4..b73078d 100755
--- a/scripts/check-local-headers.sh
+++ b/scripts/check-local-headers.sh
@@ -1,5 +1,5 @@
#! /bin/bash
-# Copyright (C) 2005, 2007, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2005,2007,2009,2011 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@@ -23,18 +23,21 @@ objpfx="$2"
# To avoid long paths.
cd "$objpfx"
-
# Search all dependency files for file names in the include directory.
# There are a few system headers we are known to use.
-if fgrep "$includedir" */*.{o,os,oS}.d |
-fgrep -v "$includedir/asm" |
-fgrep -v "$includedir/linux" |
-fgrep -v "$includedir/selinux" |
-fgrep -v "$includedir/sys/capability.h" |
-fgrep -v "$includedir/gd" |
-fgrep -v "$includedir/nss3"; then
- # If we found a match something is wrong.
- exit 1
-fi
-
-exit 0
+exec ${AWK} -v includedir="$includedir" '
+BEGIN {
+ status = 0
+ exclude = "^" includedir \
+ "/(asm[-/]|linux/|selinux/|gd|nss3/|sys/capability\\.h)"
+}
+/^[^ ]/ && $1 ~ /.*:/ { obj = $1 }
+{
+ for (i = 1; i <= NF; ++i) {
+ if ($i ~ ("^" includedir) && $i !~ exclude) {
+ print "***", obj, "uses", $i
+ status = 1
+ }
+ }
+}
+END { exit status }' */*.{o,os,oS}.d