summaryrefslogtreecommitdiff
path: root/samples/samples.mk
blob: 72b855ece71c7c8f7f4127b426341e1c78018df9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
# Makefile to manage samples

# ----------------------------------------------------------
# Build the list of available samples
CT_TOP_SAMPLES := $(patsubst $(CT_TOP_DIR)/samples/%/crosstool.config,%,$(wildcard $(CT_TOP_DIR)/samples/*/crosstool.config))
CT_LIB_SAMPLES := $(filter-out $(CT_TOP_SAMPLES),$(patsubst $(CT_LIB_DIR)/samples/%/crosstool.config,%,$(wildcard $(CT_LIB_DIR)/samples/*/crosstool.config)))
CT_SAMPLES := $(shell echo $(sort $(CT_TOP_SAMPLES) $(CT_LIB_SAMPLES))  \
                      |$(sed) -r -e 's/ /\n/g;'                            \
                      |$(sed) -r -e 's/(.*),(.*)/\2,\1/;'                  \
                      |LC_ALL=C sort                                    \
                      |$(sed) -r -e 's/(.*),(.*)/\2,\1/;'                  \
               )

# ----------------------------------------------------------
# This part deals with the samples help entries

help-config::
	@echo  '  saveconfig         - Save current config as a preconfigured target'

help-samples::
	@echo  '  list-samples       - prints the list of all samples (for scripting)'
	@echo  '  show-<sample>      - show a brief overview of <sample> (list with list-samples)'
	@echo  '  <sample>           - preconfigure crosstool-NG with <sample> (list with list-samples)'
	@echo  '  build-all[.#]      - Build *all* samples (list with list-samples) and install in'
	@echo  '                       $${CT_PREFIX} (which you must set)'

help-distrib::
	@echo  '  wiki-samples       - Print a DokuWiki table of samples'

help-env::
	@echo  '  CT_PREFIX=dir      - install samples in dir (see action "build-all", above).'

# ----------------------------------------------------------
# This part deals with printing samples information

# Print the details of current configuration
PHONY += show-config
show-config: .config
	@export current_tuple=$(shell $(MAKE) -rf "$(CT_NG)" show-tuple );  \
	$(CT_LIB_DIR)/scripts/showSamples.sh -v current

# Prints the details of a sample
PHONY += $(patsubst %,show-%,$(CT_SAMPLES))
$(patsubst %,show-%,$(CT_SAMPLES)):
	@$(CT_LIB_DIR)/scripts/showSamples.sh -v $(patsubst show-%,%,$(@))

# Prints the details of all samples
PHONY += show-all
show-all: $(patsubst %,show-%,$(CT_SAMPLES))

# print the list of all available samples
PHONY += list-samples
list-samples: FORCE
	$(SILENT)$(CT_LIB_DIR)/scripts/showSamples.sh $(CT_SAMPLES)

PHONY += list-samples-short
list-samples-short: FORCE
	$(SILENT)for s in $(CT_SAMPLES); do \
	    printf "$${s}\n";               \
	done

PHONY += wiki-samples
wiki-samples:
	$(SILENT)$(CT_LIB_DIR)/scripts/showSamples.sh -w $(CT_SAMPLES)

# ----------------------------------------------------------
# This part deals with saving/restoring samples

PHONY += samples
samples:
	@$(ECHO) '  MKDIR $@'
	$(SILENT)mkdir -p $@

# Save a sample
saveconfig: .config samples
	$(SILENT)$(CT_LIB_DIR)/scripts/saveSample.sh

# The 'sample_dir' function prints the directory in which the sample is,
# searching first in local samples, then in global samples
define sample_dir
$$( [ -d $(CT_TOP_DIR)/samples/$(1) ] && echo "$(CT_TOP_DIR)/samples/$(1)" || echo "$(CT_LIB_DIR)/samples/$(1)")
endef

# How we do recall one sample
PHONY += $(CT_SAMPLES)
$(CT_SAMPLES):
	$(SILENT)cp $(call sample_dir,$@)/crosstool.config .config
	$(SILENT)$(MAKE) -rf $(CT_NG) V=$(V) oldconfig
	@echo
	@echo  '***********************************************************'
	@echo
	$(SILENT)( . $(call sample_dir,$@)/reported.by;                             \
	   echo "Initially reported by: $${reporter_name:-Yann E. MORIN}";          \
	   echo "URL: $${reporter_url:-http://ymorin.is-a-geek.org/}";              \
	   if [ -n "$${reporter_comment}" ]; then                                   \
	     echo  ;                                                                \
	     echo  "Comment:";                                                      \
	     printf "$${reporter_comment}\n";                                       \
	   fi;                                                                      \
	   echo  ;                                                                  \
	   echo  '***********************************************************';     \
	 )
	$(SILENT)if $(grep) -E '^CT_EXPERIMENTAL=y$$' .config >/dev/null 2>&1; then \
	   echo  ;                                                                  \
	   echo  'WARNING! This sample may enable experimental features.';          \
	   echo  '         Please be sure to review the configuration prior';       \
	   echo  '         to building and using your toolchain!';                  \
	   echo  'Now, you have been warned!';                                      \
	   echo  ;                                                                  \
	   echo  '***********************************************************';     \
	 fi
	@echo
	@echo  'Now configured for "$@"'

# ----------------------------------------------------------
# Some helper functions

# Create the rule to build a sample
# $1: sample tuple
# $2: prefix
define build_sample
	@$(ECHO) '  CONF  $(1)'
	$(SILENT)cp $(call sample_dir,$(1))/crosstool.config .config
	$(SILENT)$(sed) -i -r -e 's:^(CT_PREFIX_DIR=).*$$:\1"$(2)":;' .config
	$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_(WARN|INFO|EXTRA|DEBUG|ALL)).*$$:# \1 is not set:;' .config
	$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_ERROR).*$$:\1=y:;' .config
	$(SILENT)$(sed) -i -r -e 's:^(CT_LOG_LEVEL_MAX)=.*$$:\1="ERROR":;' .config
	$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_TO_FILE).*$$:\1=y:;' .config
	$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_PROGRESS_BAR).*$$:\1=y:;' .config
	$(SILENT)$(MAKE) -rf $(CT_NG) V=0 oldconfig
	@$(ECHO) '  BUILD $(1)'
	$(SILENT)$(MAKE) -rf $(CT_NG) V=0 build
endef

# ----------------------------------------------------------
# Build samples for use (not regtest!)

# Check that PREFIX is set if building samples
ifneq ($(strip $(MAKECMDGOALS)),)
ifneq ($(strip $(filter $(patsubst %,build-%,$(CT_SAMPLES)) build-all,$(MAKECMDGOALS))),)

ifeq ($(strip $(CT_PREFIX)),)
$(error Please set 'CT_PREFIX' to where you want to install generated toolchain samples!)
endif

endif # MAKECMDGOALS contains a build sample rule
endif # MAKECMDGOALS != ""

# Build a single sample
$(patsubst %,build-%,$(CT_SAMPLES)):
	$(call build_sample,$(patsubst build-%,%,$@),$(CT_PREFIX)/$(patsubst build-%,%,$@))

# Build al samples
build-all: $(patsubst %,build-%,$(CT_SAMPLES))

# Build all samples, overiding the number of // jobs per sample
build-all.%:
	$(SILENT)$(MAKE) -rf $(CT_NG) V=$(V) $(shell echo "$(@)" |$(sed) -r -e 's|^([^.]+)\.([[:digit:]]+)$$|\1 CT_JOBS=\2|;')