build-sys: Add -fdiagnostics-color=auto to CFLAGS

As a way to highlight warnings and errors in GCC output
This will be available in GCC 4.9, but some distros backported
the feature to lower versions

http://gcc.gnu.org/gcc-4.9/changes.html

diff --git a/bootstrap.sh b/bootstrap.sh
index 08e0fa4..011aa13 100755 (executable)
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -47,10 +47,6 @@ fi
 intltoolize --version >/dev/null || DIE=1
 test "$DIE" = 1 && exit 1
 
-if type -p colorgcc > /dev/null ; then
-   export CC=colorgcc
-fi
-
 autopoint --force
 AUTOPOINT='intltoolize --automake --copy' autoreconf --force --install --verbose
 

diff --git a/configure.ac b/configure.ac
index 76490f4..39bb5c3 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -174,7 +174,7 @@ esac
 #### Compiler flags ####
 
 AX_APPEND_COMPILE_FLAGS(
-    [-Wall -W -Wextra -pipe -Wno-long-long -Wno-overlength-strings -Wunsafe-loop-optimizations -Wundef -Wformat=2 -Wlogical-op -Wsign-compare -Wformat-security -Wmissing-include-dirs -Wformat-nonliteral -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wcast-align -Wstrict-aliasing -Wwrite-strings -Wno-unused-parameter -ffast-math -fno-common -fdiagnostics-show-option],
+    [-Wall -W -Wextra -pipe -Wno-long-long -Wno-overlength-strings -Wunsafe-loop-optimizations -Wundef -Wformat=2 -Wlogical-op -Wsign-compare -Wformat-security -Wmissing-include-dirs -Wformat-nonliteral -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wcast-align -Wstrict-aliasing -Wwrite-strings -Wno-unused-parameter -ffast-math -fno-common -fdiagnostics-show-option -fdiagnostics-color=auto],
     [], [-pedantic -Werror])
 
 AS_CASE([" $CFLAGS "], [*" -O0 "*], [], [