diff options
Diffstat (limited to 'package')
| -rw-r--r-- | package/pkg-utils.mk | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/package/pkg-utils.mk b/package/pkg-utils.mk index c61b3b67c4..28db4813e2 100644 --- a/package/pkg-utils.mk +++ b/package/pkg-utils.mk @@ -5,43 +5,6 @@ # ################################################################################ -# Case conversion macros. This is inspired by the 'up' macro from gmsl -# (http://gmsl.sf.net). It is optimised very heavily because these macros -# are used a lot. It is about 5 times faster than forking a shell and tr. -# -# The caseconvert-helper creates a definition of the case conversion macro. -# After expansion by the outer $(eval ), the UPPERCASE macro is defined as: -# $(strip $(eval __tmp := $(1)) $(eval __tmp := $(subst a,A,$(__tmp))) ... ) -# In other words, every letter is substituted one by one. -# -# The caseconvert-helper allows us to create this definition out of the -# [FROM] and [TO] lists, so we don't need to write down every substition -# manually. The uses of $ and $$ quoting are chosen in order to do as -# much expansion as possible up-front. -# -# Note that it would be possible to conceive a slightly more optimal -# implementation that avoids the use of __tmp, but that would be even -# more unreadable and is not worth the effort. - -[FROM] := a b c d e f g h i j k l m n o p q r s t u v w x y z - . -[TO] := A B C D E F G H I J K L M N O P Q R S T U V W X Y Z _ _ - -define caseconvert-helper -$(1) = $$(strip \ - $$(eval __tmp := $$(1))\ - $(foreach c, $(2),\ - $$(eval __tmp := $$(subst $(word 1,$(subst :, ,$c)),$(word 2,$(subst :, ,$c)),$$(__tmp))))\ - $$(__tmp)) -endef - -$(eval $(call caseconvert-helper,UPPERCASE,$(join $(addsuffix :,$([FROM])),$([TO])))) -$(eval $(call caseconvert-helper,LOWERCASE,$(join $(addsuffix :,$([TO])),$([FROM])))) - -# Sanitize macro cleans up generic strings so it can be used as a filename -# and in rules. Particularly useful for VCS version strings, that can contain -# slashes, colons (OK in filenames but not in rules), and spaces. -sanitize = $(subst $(space),_,$(subst :,_,$(subst /,_,$(strip $(1))))) - # # Manipulation of .config files based on the Kconfig # infrastructure. Used by the BusyBox package, the Linux kernel @@ -82,65 +45,6 @@ INFLATE.tar = cat # suitable-extractor(filename): returns extractor based on suffix suitable-extractor = $(INFLATE$(suffix $(1))) -# MESSAGE Macro -- display a message in bold type -MESSAGE = echo "$(TERM_BOLD)>>> $($(PKG)_NAME) $($(PKG)_VERSION) $(call qstrip,$(1))$(TERM_RESET)" -TERM_BOLD := $(shell tput smso 2>/dev/null) -TERM_RESET := $(shell tput rmso 2>/dev/null) - -# Utility functions for 'find' -# findfileclauses(filelist) => -name 'X' -o -name 'Y' -findfileclauses = $(call notfirstword,$(patsubst %,-o -name '%',$(1))) -# finddirclauses(base, dirlist) => -path 'base/dirX' -o -path 'base/dirY' -finddirclauses = $(call notfirstword,$(patsubst %,-o -path '$(1)/%',$(2))) - -# Miscellaneous utility functions -# notfirstword(wordlist): returns all but the first word in wordlist -notfirstword = $(wordlist 2,$(words $(1)),$(1)) - -# Needed for the foreach loops to loop over the list of hooks, so that -# each hook call is properly separated by a newline. -define sep - - -endef - -PERCENT = % -QUOTE = ' -# ' # Meh... syntax-highlighting - -# This macro properly escapes a command string, then prints it with printf: -# -# - first, backslash '\' are self-escaped, so that they do not escape -# the following char and so that printf properly outputs a backslash; -# -# - next, single quotes are escaped by closing an existing one, adding -# an escaped one, and re-openning a new one (see below for the reason); -# -# - then '%' signs are self-escaped so that the printf does not interpret -# them as a format specifier, in case the variable contains an actual -# printf with a format; -# -# - finally, $(sep) is replaced with the literal '\n' so that make does -# not break on the so-expanded variable, but so that the printf does -# correctly output an LF. -# -# Note: this must be escaped in this order to avoid over-escaping the -# previously escaped elements. -# -# Once everything has been escaped, it is passed between single quotes -# (that's why the single-quotes are escaped they way they are, above, -# and why the dollar sign is not escaped) to printf(1). A trailing -# newline is apended, too. -# -# Note: leading or trailing spaces are *not* stripped. -# -define PRINTF - printf '$(subst $(sep),\n,\ - $(subst $(PERCENT),$(PERCENT)$(PERCENT),\ - $(subst $(QUOTE),$(QUOTE)\$(QUOTE)$(QUOTE),\ - $(subst \,\\,$(1)))))\n' -endef - # check-deprecated-variable -- throw an error on deprecated variables # example: # $(eval $(call check-deprecated-variable,FOO_MAKE_OPT,FOO_MAKE_OPTS)) |
