Makefile: Mention "./configure --help" now that it exists.

[notmuch] / Makefile

diff --git a/Makefile b/Makefile
index 889a78c9d1ed243c1019fcc35e272b92f6ec8e27..021fdb82a06d60dff275e1d52ad324525b78321c 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,3 @@
-# Default FLAGS, (can be overridden by user such as "make CFLAGS=-g")
-CFLAGS=-O2
-
 WARN_CXXFLAGS=-Wall -Wextra -Wwrite-strings -Wswitch-enum
 WARN_CFLAGS=$(WARN_CXXFLAGS) -Wmissing-declarations
 
@@ -28,6 +25,12 @@ all: notmuch notmuch.1.gz
 # Before including any other Makefile fragments, get settings from the
 # output of configure
 Makefile.config: configure
+       @echo ""
+       @echo "Note: Calling ./configure with no command-line arguments. This is often fine,"
+       @echo "      but if you want to specify any arguments (such as an alternate prefix"
+       @echo "      into which to install), call ./configure explicitly and then make again."
+       @echo "      See \"./configure --help\" for more details."
+       @echo ""
        ./configure
 
 include Makefile.config
@@ -60,13 +63,13 @@ quiet ?= $($1)
 
 .deps/%.d: %.c $(all_deps)
        @set -e; rm -f $@; mkdir -p $$(dirname $@) ; \
-       $(CC) -M $(CPPFLAGS) $(FINAL_CFLAGS) $< > $@.$$$$; \
+       $(CC) -M $(CPPFLAGS) $(FINAL_CFLAGS) $< > $@.$$$$ 2>/dev/null ; \
        sed 's,'$$(basename $*)'\.o[ :]*,$*.o $@ : ,g' < $@.$$$$ > $@; \
        rm -f $@.$$$$
 
 .deps/%.d: %.cc $(all_deps)
        @set -e; rm -f $@; mkdir -p $$(dirname $@) ; \
-       $(CXX) -M $(CPPFLAGS) $(FINAL_CXXFLAGS) $< > $@.$$$$; \
+       $(CXX) -M $(CPPFLAGS) $(FINAL_CXXFLAGS) $< > $@.$$$$ 2>/dev/null ; \
        sed 's,'$$(basename $*)'\.o[ :]*,$*.o $@ : ,g' < $@.$$$$ > $@; \
        rm -f $@.$$$$