[gtk-doc] tests: some old OSes don't support %N on the date command

[Stefan Kost <stefkost src gnome org>]

commit 057663ace1d088579890fa7465a45df33839dc65
Author: Stefan Sauer <ensonic users sf net>
Date:   Tue Jun 4 07:54:54 2013 +0200

    tests: some old OSes don't support %N on the date command
    
    Check for %N in configure and drop it from the format where it is not supported.
    Fixed #671519

 configure.ac              |    9 +++++++++
 tests/gtk-doc.make        |   20 ++++++++++----------
 tests/gtk-doc.notmpl.make |   18 +++++++++---------
 3 files changed, 28 insertions(+), 19 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 8259283..0f2b2db 100644
--- a/configure.ac
+++ b/configure.ac
@@ -209,6 +209,15 @@ else
 fi
 AC_SUBST(TRACE)
 
+dnl check what date format we can use for the makefile tracing in tests
+date +%s.%N | grep -q "%N"
+if test "$?" == "1"; then
+  TS_FMT="+%s.%N"
+else
+  TS_FMT="+%s.0"
+fi
+AC_SUBST(TS_FMT)
+
 dnl
 dnl Documentation
 dnl
diff --git a/tests/gtk-doc.make b/tests/gtk-doc.make
index 1e68ad8..4eefef6 100644
--- a/tests/gtk-doc.make
+++ b/tests/gtk-doc.make
@@ -53,17 +53,17 @@ REPORT_FILES = \
 CLEANFILES = $(SCANOBJ_FILES) $(REPORT_FILES) $(DOC_STAMPS)
 
 check-local: html-build.stamp pdf-build.stamp
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: All done"
 
 docs: html-build.stamp pdf-build.stamp
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: All done"
 
 $(REPORT_FILES): sgml-build.stamp
 
 ts:
-       @echo >ts `date +%s.%N`;
+       @echo >ts `date $(TS_FMT)`;
 
 #### setup ####
 
@@ -86,7 +86,7 @@ setup-build.stamp: ts
 #### scan ####
 
 scan-build.stamp: ts $(HFILE_GLOB) $(CFILE_GLOB)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Scanning header files"
        @_source_dir='' ; \
        for i in $(DOC_SOURCE_DIR) ; do \
@@ -96,7 +96,7 @@ scan-build.stamp: ts $(HFILE_GLOB) $(CFILE_GLOB)
        PATH=$(abs_top_builddir):$(PATH) PERL5LIB=$(abs_top_builddir):$(PERL5LIB) \
        gtkdoc-scan --module=$(DOC_MODULE) --ignore-headers="$(IGNORE_HFILES)" $${_source_dir} 
$(SCAN_OPTIONS) $(EXTRA_HFILES) 2>&1 | tee -a gtkdoc-scan.log
        @if grep -l '^..*$$' $(DOC_MODULE).types > /dev/null 2>&1 ; then \
-               ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+               ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
            echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Introspecting gobjects"; \
            scanobj_options=""; \
            if test "x$(V)" = "x1"; then \
@@ -119,7 +119,7 @@ $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(DOC_MODULE)-sections.txt $(DOC_MODULE)
 #### templates ####
 
 tmpl-build.stamp: setup-build.stamp $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(DOC_MODULE)-sections.txt 
$(DOC_MODULE)-overrides.txt
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Rebuilding template files"
        @echo "gtkdoc-mktmpl --module=$(DOC_MODULE) $(MKTMPL_OPTIONS)" >gtkdoc-mktmpl.log; \
        PATH=$(abs_top_builddir):$(PATH) PERL5LIB=$(abs_top_builddir):$(PERL5LIB) \
@@ -140,7 +140,7 @@ $(srcdir)/tmpl/*.sgml:
 #### xml ####
 
 sgml-build.stamp: tmpl.stamp $(DOC_MODULE)-sections.txt $(srcdir)/tmpl/*.sgml $(expand_content_files)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Building XML"
        @_source_dir='' ; \
        for i in $(DOC_SOURCE_DIR) ; do \
@@ -157,7 +157,7 @@ sgml.stamp: sgml-build.stamp
 #### html ####
 
 html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @00$$tsd +%H:%M:%S.%N`: Building HTML"
        @rm -rf html
        @mkdir html
@@ -177,7 +177,7 @@ html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
            cp $(abs_builddir)/$$file $(abs_builddir)/html; \
          fi; \
        done;
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Fixing cross-references"
        @echo "gtkdoc-fixxref --module=$(DOC_MODULE) --module-dir=html --html-dir=$(HTML_DIR) 
$(FIXXREF_OPTIONS)" >gtkdoc-fixxref.log; \
        PATH=$(abs_top_builddir):$(PATH) PERL5LIB=$(abs_top_builddir):$(PERL5LIB) \
@@ -187,7 +187,7 @@ html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
 #### pdf ####
 
 pdf-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Building PDF"
        @rm -f $(DOC_MODULE).pdf
        @mkpdf_options=""; \
diff --git a/tests/gtk-doc.notmpl.make b/tests/gtk-doc.notmpl.make
index 9d91d3c..b3a700a 100644
--- a/tests/gtk-doc.notmpl.make
+++ b/tests/gtk-doc.notmpl.make
@@ -53,17 +53,17 @@ REPORT_FILES = \
 CLEANFILES = $(SCANOBJ_FILES) $(REPORT_FILES) $(DOC_STAMPS)
 
 check-local: html-build.stamp pdf-build.stamp
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: All done"
 
 docs: html-build.stamp pdf-build.stamp
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: All done"
 
 $(REPORT_FILES): sgml-build.stamp
 
 ts:
-       @echo >ts `date +%s.%N`;
+       @echo >ts `date $(TS_FMT)`;
 
 #### setup ####
 
@@ -83,7 +83,7 @@ setup-build.stamp: ts
 #### scan ####
 
 scan-build.stamp: ts $(HFILE_GLOB) $(CFILE_GLOB)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Scanning header files"
        @_source_dir='' ; \
        for i in $(DOC_SOURCE_DIR) ; do \
@@ -93,7 +93,7 @@ scan-build.stamp: ts $(HFILE_GLOB) $(CFILE_GLOB)
        PATH=$(abs_top_builddir):$(PATH) PERL5LIB=$(abs_top_builddir):$(PERL5LIB) \
        gtkdoc-scan --module=$(DOC_MODULE) --ignore-headers="$(IGNORE_HFILES)" $${_source_dir} 
$(SCAN_OPTIONS) $(EXTRA_HFILES) 2>&1 | tee -a gtkdoc-scan.log
        @if grep -l '^..*$$' $(DOC_MODULE).types > /dev/null 2>&1 ; then \
-               ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+               ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
            echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Introspecting gobjects"; \
            scanobj_options=""; \
            if test "x$(V)" = "x1"; then \
@@ -116,7 +116,7 @@ $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(DOC_MODULE)-sections.txt $(DOC_MODULE)
 #### xml ####
 
 sgml-build.stamp: setup-build.stamp $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(DOC_MODULE)-sections.txt 
$(DOC_MODULE)-overrides.txt $(expand_content_files)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Building XML"
        @_source_dir='' ; \
        for i in $(DOC_SOURCE_DIR) ; do \
@@ -133,7 +133,7 @@ sgml.stamp: sgml-build.stamp
 #### html ####
 
 html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @00$$tsd +%H:%M:%S.%N`: Building HTML"
        @rm -rf html
        @mkdir html
@@ -153,7 +153,7 @@ html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
            cp $(abs_builddir)/$$file $(abs_builddir)/html; \
          fi; \
        done;
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Fixing cross-references"
        @echo "gtkdoc-fixxref --module=$(DOC_MODULE) --module-dir=html --html-dir=$(HTML_DIR) 
$(FIXXREF_OPTIONS)" >gtkdoc-fixxref.log; \
        PATH=$(abs_top_builddir):$(PATH) PERL5LIB=$(abs_top_builddir):$(PERL5LIB) \
@@ -163,7 +163,7 @@ html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
 #### pdf ####
 
 pdf-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
-       @ts1=`cat ts`;ts2=`date +%s.%N`;tsd=`echo $$ts2-$$ts1 | bc`; \
+       @ts1=`cat ts`;ts2=`date $(TS_FMT)`;tsd=`echo $$ts2-$$ts1 | bc`; \
        echo "  DOC   `date --utc --date @0$$tsd +%H:%M:%S.%N`: Building PDF"
        @rm -f $(DOC_MODULE).pdf
        @mkpdf_options=""; \