From: Gurusamy Sarathy <gsar@cpan.org>
Date: Sat, 2 Oct 1999 01:09:16 +0000 (+0000)
Subject: updated ptags generator from Ilya Zakharevich
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=0c9e4c8cd72be908317908702a44bd83980d8d12;p=p5sagit%2Fp5-mst-13.2.git

updated ptags generator from Ilya Zakharevich

p4raw-id: //depot/perl@4275
---

diff --git a/emacs/ptags b/emacs/ptags
index 7570220..54770a0 100755
--- a/emacs/ptags
+++ b/emacs/ptags
@@ -21,7 +21,7 @@ if test ! -z "$OS2_SHELL"; then alias find=gnufind; fi
 # Move autogenerated less-informative files to the end:
 # Hard to do embed.h and embedvar.h in one sweep:
 
-topfiles="`echo ' ' *.y *.c *.h ' ' | sed 's/ \(embed\(var\|\)\.h\|obj\(pp\|XSUB\)\.h\|globals\.c\) \(\(embedvar\|objpp\).h \|\)/ /g'`"
+topfiles="`echo ' ' *.y *.c *.h ' ' | sed 's/ /  /g' | sed 's/ embedvar\.h\|embed\.h\|obj\(pp\|XSUB\)\.h\|\(globals\|perlapi\)\.c / /g'`"
 subdirs="`find ./* -maxdepth 0 -type d`"
 subdirfiles="`find $subdirs -name '*.[cy]' -print | sort`"
 subdirfiles1="`find $subdirs -name '*.[hH]' -print | sort`"
@@ -74,10 +74,37 @@ perl -w014pe 'if (s/^( .* PERLVAR A?I?	# 1:   TAG group
 	      }' TAGS.tmp > TAGS.tm1 && mv TAGS.tm1 TAGS.tmp
 
 
+# Now remove these Perl_, add empty- and perl_-flavors:
+perl -w014pe 'if (s/^(Perl_		# 1:   First group
+		       (\w+) \(		# 2:   Stripped name
+		       \x7F		#      End of description
+		     )			#      End of description
+		     (\d+,\d+\n)	# 3:   TAGS Trail
+		   /$1$3$1$2\x01$3$1perl_$2\x01$3/mgx) {	# Repeat, add empty and perl_ flavors
+		  $chars = chomp;
+		  s/^((\n.+,)\d+)/ $2 . (length($_) - length($1) - 1) /e;
+		  $_ .= ("\f" x $chars);
+	      }' TAGS.tmp > TAGS.tm1 && mv TAGS.tm1 TAGS.tmp
+
+# Now remove these S_, add empty-flavor:
+perl -w014pe 'if (s/^(S_		# 1:   First group
+		       (\w+) \(		# 2:   Stripped name
+		       \x7F		#      End of description
+		     )			#      End of description
+		     (\d+,\d+\n)	# 3:   TAGS Trail
+		   /$1$3$1$2\x01$3/mgx) {	# Repeat, add empty_ flavor
+		  $chars = chomp;
+		  s/^((\n.+,)\d+)/ $2 . (length($_) - length($1) - 1) /e;
+		  $_ .= ("\f" x $chars);
+	      }' TAGS.tmp > TAGS.tm1 && mv TAGS.tm1 TAGS.tmp
 
 etags -o TAGS.tmp -a -D -l none -r '/#define.*\t\(Perl_.*\)/\1/' embed.h
-etags -o TAGS.tmp -a globals.c embedvar.h objXSUB.h objpp.h
+etags -o TAGS.tmp -a globals.c embedvar.h objXSUB.h perlapi.c
 
+# The above processes created a lot of descriptions with an
+# an explicitly specified tag.  Such descriptions have higher
+# precedence than descriptions without an explicitely specified tag.
+# To restore the justice, make all the descriptions explicit.
 perl -w014pe 'if (s/^( [^\n\x7F\x01]*\b	# 1:   TAG group
 	               (\w+)		#   2: word
 		       [^\w\x7F\x01\n]*	#      Most anything