build: Let man pages depend on git-version.h.

[paraslash.git] / Makefile.real

diff --git a/Makefile.real b/Makefile.real
index 00175bea7aa94036a0b720a7038f8eec600d9af2..289e027a0b387acd26259624dbce45fd0c823eb9 100644 (file)
--- a/Makefile.real
+++ b/Makefile.real
@@ -1,3 +1,12 @@
+# Implicit rules are implemented in make as suffix rules. The following rule
+# empties the suffix list to disable the predefined implicit rules. This
+# increases performance and avoids hard-to-debug behaviour.
+.SUFFIXES:
+MAKEFLAGS += -Rr
+ifeq ("$(origin CC)", "default")
+        CC := cc
+endif
+
 vardir := /var/paraslash
 mandir := $(datarootdir)/man/man1
 STRIP := $(CROSS_COMPILE)strip
@@ -10,6 +19,7 @@ uname_s := $(shell uname -s 2>/dev/null || echo "UNKNOWN_OS")
 uname_rs := $(shell uname -rs)
 cc_version := $(shell $(CC) --version | head -n 1)
 GIT_VERSION := $(shell ./GIT-VERSION-GEN git-version.h)
+build_date := $(shell date)
 
 ifeq ("$(origin O)", "command line")
        build_dir := $(O)
@@ -82,11 +92,10 @@ $(subst u,U,$(subst v,V,$(subst w,W,$(subst x,X,$(subst y,Y,\
 $(subst z,Z,$1))))))))))))))))))))))))))
 
 CPPFLAGS += -DBINDIR='"$(bindir)"'
-CPPFLAGS += -DBUILD_DATE='"$(shell date)"'
-CPPFLAGS += -DUNAME_RS='"$(shell uname -rs)"'
-CPPFLAGS += -DCC_VERSION='"$(shell $(CC) --version | head -n 1)"'
+CPPFLAGS += -DBUILD_DATE='"$(build_date)"'
+CPPFLAGS += -DUNAME_RS='"$(uname_rs)"'
+CPPFLAGS += -DCC_VERSION='"$(cc_version)"'
 CPPFLAGS += -DMAIN_INPUT_FILE_IS_$(*F)
-CPPFLAGS += $(arch_cppflags)
 CPPFLAGS += -I/usr/local/include
 CPPFLAGS += -I$(cmdline_dir)
 CPPFLAGS += -I$(cmdlist_dir)
@@ -147,9 +156,9 @@ $(cmdlist_dir)/afs.command_list.man \
 $(cmdlist_dir)/afs.completion.h \
 : afs.c aft.c attribute.c
 
-$(cmdlist_dir)/audiod,command_list.h \
-$(cmdlist_dir)/audiod,command_list.man \
-$(cmdlist_dir)/audiod,completion.h \
+$(cmdlist_dir)/audiod.command_list.h \
+$(cmdlist_dir)/audiod.command_list.man \
+$(cmdlist_dir)/audiod.completion.h \
 : audiod_command.c
 
 server_command_lists := $(cmdlist_dir)/server.command_list.man \
@@ -165,7 +174,8 @@ $(man_dir)/para_server.1: man_util_command_lists := $(server_command_lists)
 $(man_dir)/para_audiod.1: man_util_command_lists := $(audiod_command_lists)
 $(man_dir)/para_play.1: man_util_command_lists := $(play_command_lists)
 
-$(man_dir)/para_%.1: $(ggo_dir)/%.ggo man_util.bash | $(man_dir) $(help2man_dir)
+$(man_dir)/para_%.1: $(ggo_dir)/%.ggo man_util.bash \
+               git-version.h | $(man_dir) $(help2man_dir)
        @[ -z "$(Q)" ] || echo 'MAN $<'
        $(Q) \
                COMMAND_LISTS="$(man_util_command_lists)" \