branch development updated: libtoolize: Don't use uninitialized variable.

[Ileana Dumitrescu]

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ildumi pushed a commit to branch development
in repository libtool.

The following commit(s) were added to refs/heads/development by this push:
     new 67c5a06a libtoolize: Don't use uninitialized variable.
67c5a06a is described below

commit 67c5a06a468be0fe4dc172d308857619d71b5d90
Author: Bruno Haible <bruno@clisp.org>
AuthorDate: Tue May 14 17:37:20 2024 +0200

    libtoolize: Don't use uninitialized variable.
    
    * libtoolize.in (func_serial_update): Initialize my_src_serial and
    my_dest_serial before use.
    * tests/libtoolize.at: Update expected test result.
---
 libtoolize.in       | 4 +++-
 tests/libtoolize.at | 3 ---
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/libtoolize.in b/libtoolize.in
index 336fc81b..af25a495 100644
--- a/libtoolize.in
+++ b/libtoolize.in
@@ -657,6 +657,8 @@ func_serial_update ()
 
     test -f "$my_srcfile" || func_fatal_error "'$my_srcfile' does not exist."
 
+    my_src_serial=
+    my_dest_serial=
     if test -f "$my_destfile"; then
       my_src_serial=`func_serial "$my_srcfile" "$my_macro_regex"`
       my_dest_serial=`func_serial "$my_destfile" "$my_macro_regex"`
@@ -696,7 +698,7 @@ func_serial_update ()
       # serial tags, so the update message will be correctly given
       # if aclocal.m4 contains an untagged --i.e older-- macro file):
       *)
-        if test -f aclocal.m4; then
+        if test -f aclocal.m4 && test '' != "$my_src_serial"; then
           func_serial_max \
               "$my_src_serial" `func_serial aclocal.m4 "$my_macro_regex"`
           if test "X$my_src_serial" = "X$func_serial_max_result"; then
diff --git a/tests/libtoolize.at b/tests/libtoolize.at
index cbc21d68..a9ed75a6 100644
--- a/tests/libtoolize.at
+++ b/tests/libtoolize.at
@@ -681,11 +681,8 @@ AT_DATA([expout],
 libtoolize: copying file 'm4/libtool.m4'
 libtoolize: copying file 'm4/ltoptions.m4'
 libtoolize: copying file 'm4/ltsugar.m4'
-libtoolize: You should add the contents of 'm4/ltsugar.m4' to 'aclocal.m4'.
 libtoolize: copying file 'm4/ltversion.m4'
-libtoolize: You should add the contents of 'm4/ltversion.m4' to 'aclocal.m4'.
 libtoolize: copying file 'm4/lt~obsolete.m4'
-libtoolize: You should add the contents of 'm4/lt~obsolete.m4' to 'aclocal.m4'.
 ]])
 
 LT_AT_CHECK_LIBTOOLIZE([--copy], 0, expout)