From 3c56b8be347b4c6714a7afe977fa92cfa6e7d7ba Mon Sep 17 00:00:00 2001
From: Alexandre Duret-Lutz <adl@gnu.org>
Date: Tue, 23 Apr 2002 16:59:56 +0000
Subject: [PATCH] * m4/depout.m4 (_AM_OUTPUT_DEPENDENCY_COMMANDS): Grep the
 whole file for 'generated by automake', not only the first line.  This
 accounts for post-processed Makefile.in's. * tests/postproc.test: New file. *
 tests/Makefile.am (TESTS): Add postproc.test.

---
 ChangeLog           |  8 ++++++++
 m4/depout.m4        |  8 +++++++-
 tests/Makefile.am   |  1 +
 tests/Makefile.in   |  1 +
 tests/postproc.test | 33 +++++++++++++++++++++++++++++++++
 5 files changed, 50 insertions(+), 1 deletion(-)
 create mode 100755 tests/postproc.test

diff --git a/ChangeLog b/ChangeLog
index 7710feab..2ba160f7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2002-04-23  Alexandre Duret-Lutz  <duret_g@epita.fr>
+
+	* m4/depout.m4 (_AM_OUTPUT_DEPENDENCY_COMMANDS): Grep
+	the whole file for 'generated by automake', not only the
+	first line.  This accounts for post-processed Makefile.in's.
+	* tests/postproc.test: New file.
+	* tests/Makefile.am (TESTS): Add postproc.test.
+
 2002-04-22  Alexandre Duret-Lutz  <duret_g@epita.fr>
 
 	For PR automake/151 and PR automake/314:
diff --git a/m4/depout.m4 b/m4/depout.m4
index ef9a4cfd..f1900e10 100644
--- a/m4/depout.m4
+++ b/m4/depout.m4
@@ -25,7 +25,13 @@ AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
 [for mf in $CONFIG_FILES; do
   # Strip MF so we end up with the name of the file.
   mf=`echo "$mf" | sed -e 's/:.*$//'`
-  if (sed 1q $mf | fgrep 'generated by automake') > /dev/null 2>&1; then
+  # Check whether this is an Automake generated Makefile or not.
+  # We used to match only the files named `Makefile.in', but
+  # some people rename them; so instead we look at the file content.
+  # Grep'ing the first line is not enough: some people post-process
+  # each Makefile.in and add a new line on top of each file to say so.
+  # So let's grep whole file.
+  if grep '^#.*generated by automake' $mf > /dev/null 2>&1; then
     dirpart=`AS_DIRNAME("$mf")`
   else
     continue
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 985004c9..e9a8ba4d 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -251,6 +251,7 @@ pluseq5.test \
 pluseq6.test \
 pluseq7.test \
 pluseq8.test \
+postproc.test \
 ppf77.test \
 pr2.test \
 pr9.test \
diff --git a/tests/Makefile.in b/tests/Makefile.in
index 93d1f61e..280033f1 100644
--- a/tests/Makefile.in
+++ b/tests/Makefile.in
@@ -335,6 +335,7 @@ pluseq5.test \
 pluseq6.test \
 pluseq7.test \
 pluseq8.test \
+postproc.test \
 ppf77.test \
 pr2.test \
 pr9.test \
diff --git a/tests/postproc.test b/tests/postproc.test
new file mode 100755
index 00000000..aa84026c
--- /dev/null
+++ b/tests/postproc.test
@@ -0,0 +1,33 @@
+#! /bin/sh
+
+# Check to make sure we recognize a Makefile.in, even if post-processed
+# and renamed.
+
+. $srcdir/defs || exit 1
+
+cat >configure.in <<'END'
+AC_INIT([mumble], [0.1])
+AM_INIT_AUTOMAKE
+AC_PROG_CC
+AC_CONFIG_FILES([myMakefile])
+AC_OUTPUT
+END
+
+cat > myMakefile.am << 'END'
+bin_PROGRAMS = fred
+fred_SOURCES = fred.c
+END
+
+$ACLOCAL || exit 1
+$AUTOCONF || exit 1
+$AUTOMAKE myMakefile || exit 1
+
+mv myMakefile.in myMakefile.old
+echo '# Post-processed by post-processor 3.14.' > myMakefile.in
+cat myMakefile.old >> myMakefile.in
+
+./configure || exit 1
+
+test -f .deps/fred.Po || test -f _deps/fred.Po || exit 1
+
+:
-- 
2.43.5