Code

git-gui: Gracefully handle bad TCL_PATH at compile time
[git.git] / Makefile
1 all::
3 # Define V=1 to have a more verbose compile.
4 #
6 GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE
7         @$(SHELL_PATH) ./GIT-VERSION-GEN
8 -include GIT-VERSION-FILE
10 SCRIPT_SH = git-gui.sh
11 GITGUI_BUILT_INS = git-citool
12 ALL_PROGRAMS = $(GITGUI_BUILT_INS) $(patsubst %.sh,%,$(SCRIPT_SH))
13 ALL_LIBFILES = $(wildcard lib/*.tcl)
14 PRELOAD_FILES = lib/class.tcl
16 ifndef SHELL_PATH
17         SHELL_PATH = /bin/sh
18 endif
20 ifndef gitexecdir
21         gitexecdir := $(shell git --exec-path)
22 endif
24 ifndef sharedir
25         sharedir := $(dir $(gitexecdir))/share
26 endif
28 ifndef INSTALL
29         INSTALL = install
30 endif
32 ifndef V
33         QUIET_GEN      = @echo '   ' GEN $@;
34         QUIET_BUILT_IN = @echo '   ' BUILTIN $@;
35         QUIET_INDEX    = @echo '   ' INDEX $(dir $@);
36         QUIET_2DEVNULL = 2>/dev/null
37 endif
39 TCL_PATH   ?= tclsh
40 TCLTK_PATH ?= wish
42 ifeq ($(findstring $(MAKEFLAGS),s),s)
43 QUIET_GEN =
44 QUIET_BUILT_IN =
45 endif
47 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
48 gitexecdir_SQ = $(subst ','\'',$(gitexecdir))
49 SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH))
50 TCL_PATH_SQ = $(subst ','\'',$(TCL_PATH))
51 TCLTK_PATH_SQ = $(subst ','\'',$(TCLTK_PATH))
53 libdir   ?= $(sharedir)/git-gui/lib
54 libdir_SQ = $(subst ','\'',$(libdir))
56 $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
57         $(QUIET_GEN)rm -f $@ $@+ && \
58         sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
59                 -e 's|^exec wish "$$0"|exec $(subst |,'\|',$(TCLTK_PATH_SQ)) "$$0"|' \
60                 -e 's/@@GITGUI_VERSION@@/$(GITGUI_VERSION)/g' \
61                 -e 's|@@GITGUI_LIBDIR@@|$(libdir_SQ)|' \
62                 $@.sh >$@+ && \
63         chmod +x $@+ && \
64         mv $@+ $@
66 $(GITGUI_BUILT_INS): git-gui
67         $(QUIET_BUILT_IN)rm -f $@ && ln git-gui $@
69 lib/tclIndex: $(ALL_LIBFILES)
70         $(QUIET_INDEX)if echo \
71           $(foreach p,$(PRELOAD_FILES),source $p\;) \
72           auto_mkindex lib '*.tcl' \
73         | $(TCL_PATH) $(QUIET_2DEVNULL); then : ok; \
74         else \
75          echo 1>&2 "    * $(TCL_PATH) failed; using unoptimized loading"; \
76          rm -f $@ ; \
77          echo '# Autogenerated by git-gui Makefile' >$@ && \
78          echo >>$@ && \
79          $(foreach p,$(PRELOAD_FILES) $(ALL_LIBFILES),echo '$(subst lib/,,$p)' >>$@ &&) \
80          echo >>$@ ; \
81         fi
83 # These can record GITGUI_VERSION
84 $(patsubst %.sh,%,$(SCRIPT_SH)): GIT-VERSION-FILE GIT-GUI-VARS
85 lib/tclIndex: GIT-GUI-VARS
87 TRACK_VARS = \
88         $(subst ','\'',SHELL_PATH='$(SHELL_PATH_SQ)') \
89         $(subst ','\'',TCL_PATH='$(TCL_PATH_SQ)') \
90         $(subst ','\'',TCLTK_PATH='$(TCLTK_PATH_SQ)') \
91         $(subst ','\'',libdir='$(libdir_SQ)') \
92 #end TRACK_VARS
94 GIT-GUI-VARS: .FORCE-GIT-GUI-VARS
95         @VARS='$(TRACK_VARS)'; \
96         if test x"$$VARS" != x"`cat $@ 2>/dev/null`" ; then \
97                 echo 1>&2 "    * new locations or Tcl/Tk interpreter"; \
98                 echo 1>$@ "$$VARS"; \
99         fi
101 all:: $(ALL_PROGRAMS) lib/tclIndex
103 install: all
104         $(INSTALL) -d -m755 '$(DESTDIR_SQ)$(gitexecdir_SQ)'
105         $(INSTALL) git-gui '$(DESTDIR_SQ)$(gitexecdir_SQ)'
106         $(foreach p,$(GITGUI_BUILT_INS), rm -f '$(DESTDIR_SQ)$(gitexecdir_SQ)/$p' && ln '$(DESTDIR_SQ)$(gitexecdir_SQ)/git-gui' '$(DESTDIR_SQ)$(gitexecdir_SQ)/$p' ;)
107         $(INSTALL) -d -m755 '$(DESTDIR_SQ)$(libdir_SQ)'
108         $(INSTALL) -m644 lib/tclIndex '$(DESTDIR_SQ)$(libdir_SQ)'
109         $(foreach p,$(ALL_LIBFILES), $(INSTALL) -m644 $p '$(DESTDIR_SQ)$(libdir_SQ)' ;)
111 dist-version:
112         @mkdir -p $(TARDIR)
113         @echo $(GITGUI_VERSION) > $(TARDIR)/version
115 clean::
116         rm -f $(ALL_PROGRAMS) lib/tclIndex
117         rm -f GIT-VERSION-FILE GIT-GUI-VARS
119 .PHONY: all install dist-version clean
120 .PHONY: .FORCE-GIT-VERSION-FILE
121 .PHONY: .FORCE-GIT-GUI-VARS