On Sep 10, 2007, at 7:10 PM, Greg Cunningham wrote: > On Mon, 2007-09-10 at 20:33 -0400, DJ Delorie wrote: >>> However, the pdf barfs. Is there a wrap error in your post, or is >>> "$<" a construct I'm not familiar with? >> >> When using pattern rules (wildcards) in Makefiles, there are some >> variables you can use to expand to the part of the filenames that >> match the wildcards. Example: >> >> %.pdf : %.ps Makefile >> ps2pdf $< > $@ >> >> If we're converting "page.ps" to "page.pdf", some useful variables >> are >> as follows: >> >> $@ page.pdf (the target) >> $< page.ps (the first depends-on file) >> $^ "page.ps Makefile" (all depends-on files) >> $* page (the part that matched the '%') > Thanks again DJ. Over the last 10 years, I have had 2 or 3 > attempts (my > only ventures into a bit of serious code...)to climb the Makefile > plateau. But, seeing 99.99*% of my work is sys-admin for a regional > daily newspaper, I just keep forgetting almost everything I read. Not > enough playtime...
FWIW, there's a good O'Reilly book about creating and using Makefiles: http://www.oreilly.com/catalog/make3/index.html Don't worry ... it's not as thick as the sendmail "bat" book. -a _______________________________________________ geda-user mailing list [email protected] http://www.seul.org/cgi-bin/mailman/listinfo/geda-user
