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Altera_Forum's avatar
Altera_Forum
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20 years ago

how I "set the BUILD_CC environment variable "?

hi all: I am porting ncurses-5.5 to nios2 uclinux now. Frist I edit configure.sub add " | nios2 " in the "case $basic_machine in" then I run: ./configure --build=nios2 --with-...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

./configure --host=nios2-linux-uclibc- --with-build-cc=gcc --disable-shared ......

about config.sub, check ~/download/uClinux-dist.diff on how to add $basic_machine, eg wget 

Index: user/wget/config.sub
===================================================================
--- user/wget/config.sub    (revision 1)
+++ user/wget/config.sub    (revision 3)
@@ -274,6 +274,11 @@
  m88110 | m6800 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
  ;;
 
+    nios2 | nios2-* | nios2 | nios2-*)
+  basic_machine=nios2-altera
+  os=-linux
+    ;;
+
 #  We use `pc' rather than `unknown'
 #  because (1) that's what they normally are, and
 #  (2) the word "unknown" tends to confuse beginning users.