From: Tom Tromey <tromey@redhat.com>
Date: Sun, 18 Feb 2001 01:29:54 +0000 (+0000)
Subject: 2001-02-17  Raja R Harinath  <harinath@cs.umn.edu>
X-Git-Tag: handle-languages~294
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=6ac9e740dd45547004677960391fe7ac1e9b7d22;p=automake.git

2001-02-17  Raja R Harinath  <harinath@cs.umn.edu>

	* depcomp (gcc3): Protect against the compiler deleting
	the dependency output file.
---

diff --git a/ChangeLog b/ChangeLog
index 80077030..95843d02 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2001-02-17  Raja R Harinath  <harinath@cs.umn.edu>
+
+	* depcomp (gcc3): Protect against the compiler deleting 
+	the dependency output file.
+
 2001-02-17  Tom Tromey  <tromey@redhat.com>
 
 	* automake.in (handle_merge_targets): Use double quotes around
diff --git a/depcomp b/depcomp
index 78243e38..30f36ee8 100755
--- a/depcomp
+++ b/depcomp
@@ -51,8 +51,14 @@ case "$depmode" in
 gcc3)
 ## gcc 3 implements dependency tracking that does exactly what
 ## we want.  Yay!
-   exec "$@" -MT "$object" -MF "$depfile" -MD -MP
-   ;;
+  if "$@" -MT "$object" -MF "$tmpdepfile" -MD -MP; then :
+  else
+    stat=$?
+    rm -f "$tmpdepfile"
+    exit $stat
+  fi
+  mv "$tmpdepfile" "$depfile"
+  ;;
 
 gcc)
 ## There are various ways to get dependency output from gcc.  Here's
diff --git a/lib/depcomp b/lib/depcomp
index 78243e38..30f36ee8 100755
--- a/lib/depcomp
+++ b/lib/depcomp
@@ -51,8 +51,14 @@ case "$depmode" in
 gcc3)
 ## gcc 3 implements dependency tracking that does exactly what
 ## we want.  Yay!
-   exec "$@" -MT "$object" -MF "$depfile" -MD -MP
-   ;;
+  if "$@" -MT "$object" -MF "$tmpdepfile" -MD -MP; then :
+  else
+    stat=$?
+    rm -f "$tmpdepfile"
+    exit $stat
+  fi
+  mv "$tmpdepfile" "$depfile"
+  ;;
 
 gcc)
 ## There are various ways to get dependency output from gcc.  Here's