makefile string length
determining length of string. Any suggestions on how how to determine the length of a string with just GNU Make functions? If that is possible, is there a way of trimming a string to a desired... ,The function strip can be very useful when used in conjunction with conditionals. When comparing something with the empty string `' using ifeq or ifneq , you usually want a string of just whitespace to match the empty string (see section Conditional P
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 makefile string length 相關參考資料
bash - How the get the length of a vector in a makefile and use it ...
I am not sure this structure is a good fit for a Makefile. I think it would be best to put all the loop inside a perl script and just call the perl script from the Makefile. That said, here's how ... https://stackoverflow.com Gnu - Make - Help - determining length of string
determining length of string. Any suggestions on how how to determine the length of a string with just GNU Make functions? If that is possible, is there a way of trimming a string to a desired... http://gnu-make.2324884.n4.nab GNU make - Functions for Transforming Text - Ftp.gnu.org…
The function strip can be very useful when used in conjunction with conditionals. When comparing something with the empty string `' using ifeq or ifneq , you usually want a string of just whitespa... ftp://ftp.gnu.org GNU make - How to Use Variables - Ftp.gnu.org…
A variable is a name defined in a makefile to represent a string of text, called the variable's value. .... See section Functions for String Substitution and Analysis, for a description of the pat... https://ftp.gnu.org GNU make: Quick Reference - GNU.org
MAKE_HOST. The built-in variable ' MAKE_HOST ' expands to a string representing the host that GNU make was built to run on. MAKELEVEL. The number of levels of recursion (sub- make s). See Vari... https://www.gnu.org GNU make: Text Functions
8.2 Functions for String Substitution and Analysis. Here are some functions that operate on strings: $(subst from , to , text ). Performs a textual replacement on the text text : each occurrence of fr... https://www.gnu.org Makefile : contains string - Stack Overflow
The findstring function is what your heart desires: $(findstring find , in ). Searches in for an occurrence of find. If it occurs, the value is find; otherwise, the value is empty. You can use this fu... https://stackoverflow.com Makefile set if variable is empty - Stack Overflow
Any elegant solution to set the variable if empty? GNU make is hardly known for elegant solutions. Unless you find trapdoors and minefields to be elegant. I know only of the two ways to accomplish wha... https://stackoverflow.com parsing - Makefile: return first two characters of a string ...
Well, it can be done, but it's pretty messy to implement by hand. The easiest thing to do is to get the GNU Make Standard Library, which has a built-in substr function. If that's overkill, you... https://stackoverflow.com Using Bash script to check string length during compilation - Stack ...
You probably want something like this: TARGETNAME: t=$@ && [ $$#t} -lt 10 ] || echo "Target name $$t has 10 or more chars"; false; }. Edit. It seems you don't really grok the th... https://stackoverflow.com |