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| author | Yann E. MORIN <yann.morin.1998@anciens.enib.fr> | 2010-11-27 21:50:45 +0100 |
|---|---|---|
| committer | Peter Korsgaard <jacmet@sunsite.dk> | 2010-11-27 22:29:02 +0100 |
| commit | 72568d543b011be16f4bc68a06382f366ed46fd0 (patch) | |
| tree | 341eb7e8ea71acdc989efdc28b16f15dd4c8dd37 /toolchain | |
| parent | 8749f92188d29995c2094ee05a2f812c5fef1b25 (diff) | |
| download | buildroot-novena-72568d543b011be16f4bc68a06382f366ed46fd0.tar.gz buildroot-novena-72568d543b011be16f4bc68a06382f366ed46fd0.zip | |
toolchain/crosstool-NG: add C library config munging
For some C libraries, it can be necessary to push the BR settings
down to the libc configuration file. Prepare the infrastructure.
(Note: it will apply only to uClibc for now, and although eglibc
can also be configured, it is not currently supported)
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Diffstat (limited to 'toolchain')
| -rw-r--r-- | toolchain/toolchain-crosstool-ng/crosstool-ng.mk | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/toolchain/toolchain-crosstool-ng/crosstool-ng.mk b/toolchain/toolchain-crosstool-ng/crosstool-ng.mk index 48116af87..25e12d2db 100644 --- a/toolchain/toolchain-crosstool-ng/crosstool-ng.mk +++ b/toolchain/toolchain-crosstool-ng/crosstool-ng.mk @@ -93,8 +93,10 @@ $(STAMP_DIR)/ct-ng-toolchain-built: $(CTNG_DIR)/.config # - first one for non-path options # - second for path options (because they have no prompt, they # always get set to the default value) +# - third for C library .config (if it has one, eg. uClibc) CTNG_FIX_DOT_CONFIG_SED := CTNG_FIX_DOT_CONFIG_PATHS_SED := +CTNG_FIX_DOT_CONFIG_LIBC_SED := #-------------- # A few generic functions @@ -228,8 +230,12 @@ CTNG_FIX_DOT_CONFIG_PATHS_SED += s:^(CT_LIBC_UCLIBC_CONFIG_FILE)=.*:\1="$(CTNG_D $(STAMP_DIR)/ct-ng-toolchain-built: $(CTNG_DIR)/libc.config # And here is how we get this uClibc's .config -$(CTNG_DIR)/libc.config: $(CTNG_UCLIBC_CONFIG_FILE) +$(CTNG_DIR)/libc.config: $(CTNG_UCLIBC_CONFIG_FILE) $(CONFIG_DIR)/.config + -$(Q)cp -a $@ $@.timestamp $(Q)cp -f $< $@ + $(call ctng-fix-dot-config,$@,$(CTNG_FIX_DOT_CONFIG_LIBC_SED)) + $(call ctng-check-config-changed,$@,$@.timestamp) + $(Q)rm -f $@.timestamp endif # LIBC is uClibc |