Merge remote-tracking branches 'brandoncurtis/patch-1' and 'brandoncurtis/patch-2'

Don't error on specific compiler warning caused by glibc 2.24
Actually use U3_OS_LoomBits to set the number of loom bits
This commit is contained in:
Raymond Pasco 2016-08-23 14:54:36 -04:00
commit 88c9921ae9
2 changed files with 15 additions and 1 deletions

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@ -134,6 +134,20 @@ ifneq ($(OS),bsd)
CWFLAGS+=-Wno-error=unused-result
endif
# glibc 2.24 deprecates readdir_r; iff glibc >=2.24,
# don't upgrade 'deprecated declarations' warnings to errors
# dependency: `getconf`, which comes w/glibc
GLIBC := $(lastword $(shell getconf GNU_LIBC_VERSION))
# dependency: none, uses make's native functions
GLIBC_MAJ := $(word 1, $(subst ., ,$(GLIBC)))
GLIBC_MIN := $(word 2, $(subst ., ,$(GLIBC)))
# dependency: `expr` shell built-in
GLIBC_GE_2_24 := $(shell expr $(GLIBC_MAJ) ">" 2 "|" \
$(GLIBC_MAJ) "=" 2 "&" $(GLIBC_MIN) ">=" 24)
ifeq (1,$(GLIBC_GE_2_24))
CWFLAGS+=-Wno-error=deprecated-declarations
endif
ifdef NO_SILENT_RULES
%.o: %.c $(CORE)
$(CC) -c $(CWFLAGS) $(CFLAGS) -o $@ $<

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@ -23,7 +23,7 @@
**/
/* u3a_bits: number of bits in word-addressed pointer. 29 == 2GB.
*/
# define u3a_bits 29
# define u3a_bits U3_OS_LoomBits
/* u3a_page: number of bits in word-addressed page. 12 == 16Kbyte page.
*/