* lib/am/tags.am (ID, TAGS, CTAGS): Make awk scripts portable again.

(CTAGS): Drop unneeded variable `here'.

diff --git a/ChangeLog b/ChangeLog
index 0c7d2d43cefa02e65dd234739c8cc66a8677d832..29a7159659bc3f76166d59a396f11a803bb55662 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-11-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+       * lib/am/tags.am (ID, TAGS, CTAGS): Make awk scripts portable again.
+       (CTAGS): Drop unneeded variable `here'.
+
 2007-11-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
        * tests/output13.test: New test.

diff --git a/Makefile.in b/Makefile.in
index e51eec40905295b4ecd20afd7120aaf8d4420325..dc94012728ac0abb8c1159ce6d4725a21c7dd723 100644 (file)
--- a/Makefile.in
+++ b/Makefile.in
@@ -330,8 +330,8 @@ ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonemtpy = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        mkid -fID $$unique
 tags: TAGS
 
@@ -356,8 +356,8 @@ TAGS: tags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
          test -n "$$unique" || unique=$$empty_fix; \
          $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
@@ -367,13 +367,12 @@ ctags: CTAGS
 CTAGS: ctags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
                $(TAGS_FILES) $(LISP)
        tags=; \
-       here=`pwd`; \
        list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        test -z "$(CTAGS_ARGS)$$tags$$unique" \
          || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
             $$tags $$unique

diff --git a/doc/Makefile.in b/doc/Makefile.in
index 35a0897cfd6c0239d92ebbac908919dd7d7dd745..9b013f2ee5f52fd07f1f72f6e9564bca5f30b208 100644 (file)
--- a/doc/Makefile.in
+++ b/doc/Makefile.in
@@ -406,8 +406,8 @@ ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonemtpy = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        mkid -fID $$unique
 tags: TAGS
 
@@ -419,8 +419,8 @@ TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
          test -n "$$unique" || unique=$$empty_fix; \
          $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
@@ -430,13 +430,12 @@ ctags: CTAGS
 CTAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
                $(TAGS_FILES) $(LISP)
        tags=; \
-       here=`pwd`; \
        list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        test -z "$(CTAGS_ARGS)$$tags$$unique" \
          || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
             $$tags $$unique

diff --git a/lib/Automake/Makefile.in b/lib/Automake/Makefile.in
index 6385f5e6c9494ea777e4a75c0419b4135bc5d5e1..68a1246406d8e839937c9a3fb116caa9a14b69a2 100644 (file)
--- a/lib/Automake/Makefile.in
+++ b/lib/Automake/Makefile.in
@@ -337,8 +337,8 @@ ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonemtpy = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        mkid -fID $$unique
 tags: TAGS
 
@@ -363,8 +363,8 @@ TAGS: tags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
          test -n "$$unique" || unique=$$empty_fix; \
          $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
@@ -374,13 +374,12 @@ ctags: CTAGS
 CTAGS: ctags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
                $(TAGS_FILES) $(LISP)
        tags=; \
-       here=`pwd`; \
        list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        test -z "$(CTAGS_ARGS)$$tags$$unique" \
          || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
             $$tags $$unique

diff --git a/lib/Makefile.in b/lib/Makefile.in
index 902a1520f09028e9f98f1b28220caa05ad1a3489..741a1327d6d55c67c193956e3e885ce88d17dfa9 100644 (file)
--- a/lib/Makefile.in
+++ b/lib/Makefile.in
@@ -313,8 +313,8 @@ ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonemtpy = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        mkid -fID $$unique
 tags: TAGS
 
@@ -339,8 +339,8 @@ TAGS: tags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
          test -n "$$unique" || unique=$$empty_fix; \
          $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
@@ -350,13 +350,12 @@ ctags: CTAGS
 CTAGS: ctags-recursive $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
                $(TAGS_FILES) $(LISP)
        tags=; \
-       here=`pwd`; \
        list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
        unique=`for i in $$list; do \
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        test -z "$(CTAGS_ARGS)$$tags$$unique" \
          || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
             $$tags $$unique

diff --git a/lib/am/tags.am b/lib/am/tags.am
index 92eafd55e95ed2c7d6451689f4f58bd2728a72ec..b3cfe6ffa7b9ae0bb19ae35f2c9b0e5d61028e28 100644 (file)
--- a/lib/am/tags.am
+++ b/lib/am/tags.am
@@ -1,6 +1,6 @@
 ## automake - create Makefile.in from Makefile.am
-## Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004
-## Free Software Foundation, Inc.
+## Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003,
+## 2004, 2007  Free Software Foundation, Inc.
 
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
@@ -28,8 +28,8 @@ ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
 ## Handle VPATH correctly.
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonemtpy = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
        mkid -fID $$unique
 
 
@@ -73,8 +73,8 @@ TAGS: %TAGSDIRS% $(HEADERS) $(SOURCES) %CONFIG% $(TAGS_DEPENDENCIES) \
 ## Handle VPATH correctly.
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
 ## Make sure we have something to run etags on.
        if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
          test -n "$$unique" || unique=$$empty_fix; \
@@ -97,15 +97,14 @@ ctags: CTAGS
 CTAGS: %CTAGSDIRS% $(HEADERS) $(SOURCES) %CONFIG% $(TAGS_DEPENDENCIES) \
                $(TAGS_FILES) $(LISP)
        tags=; \
-       here=`pwd`; \
 ## Make sure the list of sources is unique.
        list='$(SOURCES) $(HEADERS) %CONFIG% $(LISP) $(TAGS_FILES)'; \
        unique=`for i in $$list; do \
 ## Handle VPATH correctly.
            if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
          done | \
-         $(AWK) '    { files[$$0] = 1; } \
-              END { for (i in files) print i; }'`; \
+         $(AWK) '{ files[$$0] = 1; nonempty = 1; } \
+             END { if (nonempty) { for (i in files) print i; }; }'`; \
 ## Make sure we have something to run ctags on.
        test -z "$(CTAGS_ARGS)$$tags$$unique" \
          || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \