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authorJoseph Myers <joseph@codesourcery.com>2018-10-24 20:34:31 +0000
committerJoseph Myers <joseph@codesourcery.com>2018-10-24 20:34:31 +0000
commitb71ac2b9ce840391a7c6b96bfa045802d21596c9 (patch)
treee32c3c11fbbdc806418f668135adf82278765839 /manual/Makefile
parentd51f99ce807a349993ec3f674138b0ddfc34da04 (diff)
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Use gen-libm-test.py to generate ulps table for manual.
This patch extends gen-libm-test.py to generate the ulps table for the manual, so meaning there is only a single ulps file parser needed and another Perl script is eliminated. As with the introduction of gen-libm-test.py, this is designed to generate exactly the same libm-err.texi as libm-err-tab.pl did. (gen-libm-test.py is still shorter in lines than the old gen-libm-test.pl even after this patch.) Note that this introduces a Python dependency for building the manual, which is thus noted in install.texi and NEWS. Tested building html / info / pdf versions of the manual. * math/gen-libm-test.py: Import os. (ALL_FLOATS_MANUAL): New constant. (ALL_FLOATS_SUFFIX): Likewise. (Ulps.all_functions): New function. (real_all_ulps): Likewise. (generate_err_table_sub): Likewise. (generate_err_table): Likewise. (main): Handle -s and -m options. * manual/libm-err-tab.pl: Remove. * manual/Makefile ($(objpfx)stamp-libm-err): Use gen-libm-test.py instead of libm-err-tab.pl. [$(PERL) != no]: Change condition to [$(if $(PYTHON),$(PERL),no) != no]. * manual/install.texi (Tools for Compilation): Document requirement for Python to build manual. * INSTALL: Regenerated.
Diffstat (limited to 'manual/Makefile')
-rw-r--r--manual/Makefile12
1 files changed, 7 insertions, 5 deletions
diff --git a/manual/Makefile b/manual/Makefile
index c2756640a7..9c35c9d45f 100644
--- a/manual/Makefile
+++ b/manual/Makefile
@@ -99,10 +99,11 @@ $(objpfx)dir-add.texi: xtract-typefun.awk $(texis-path)
# The table with the math errors is generated.
$(objpfx)libm-err.texi: $(objpfx)stamp-libm-err
-$(objpfx)stamp-libm-err: libm-err-tab.pl $(wildcard $(foreach dir,$(sysdirs),\
- $(dir)/libm-test-ulps))
+$(objpfx)stamp-libm-err: $(..)math/gen-libm-test.py \
+ $(wildcard $(foreach dir,$(sysdirs),\
+ $(dir)/libm-test-ulps))
pwd=`pwd`; \
- $(PERL) $< $$pwd/.. > $(objpfx)libm-err-tmp
+ $(PYTHON) $< -s $$pwd/.. -m $(objpfx)libm-err-tmp
$(move-if-change) $(objpfx)libm-err-tmp $(objpfx)libm-err.texi
touch $@
@@ -169,8 +170,9 @@ include ../Rules
.PHONY: install subdir_install install-data
install-data subdir_install: install
-# Generated files requiring perl: libm-err.texi, summary.texi
-ifneq ($(PERL),no)
+# Generated files requiring python: libm-err.texi
+# Generated files requiring perl: summary.texi
+ifneq ($(if $(PYTHON),$(PERL),no),no)
ifneq ($(strip $(MAKEINFO)),:)
install: $(inst_infodir)/libc.info
@if $(SHELL) -c '$(INSTALL_INFO) --version' >/dev/null 2>&1; then \