/
install.sh
executable file
·1100 lines (975 loc) · 30.2 KB
/
install.sh
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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#!/bin/bash
# We don't need return codes for "$(command)", only stdout is needed.
# Allow `[[ -n "$(command)" ]]`, `func "$(command)"`, pipes, etc.
# shellcheck disable=SC2312
set -u
abort() {
printf "%s\n" "$@" >&2
exit 1
}
# Fail fast with a concise message when not using bash
# Single brackets are needed here for POSIX compatibility
# shellcheck disable=SC2292
if [ -z "${BASH_VERSION:-}" ]
then
abort "Bash is required to interpret this script."
fi
# Check if script is run with force-interactive mode in CI
if [[ -n "${CI-}" && -n "${INTERACTIVE-}" ]]
then
abort "Cannot run force-interactive mode in CI."
fi
# Check if both `INTERACTIVE` and `NONINTERACTIVE` are set
# Always use single-quoted strings with `exp` expressions
# shellcheck disable=SC2016
if [[ -n "${INTERACTIVE-}" && -n "${NONINTERACTIVE-}" ]]
then
abort 'Both `$INTERACTIVE` and `$NONINTERACTIVE` are set. Please unset at least one variable and try again.'
fi
# Check if script is run in POSIX mode
if [[ -n "${POSIXLY_CORRECT+1}" ]]
then
abort 'Bash must not run in POSIX mode. Please unset POSIXLY_CORRECT and try again.'
fi
usage() {
cat <<EOS
Homebrew Installer
Usage: [NONINTERACTIVE=1] [CI=1] install.sh [options]
-h, --help Display this message.
NONINTERACTIVE Install without prompting for user input
CI Install in CI mode (e.g. do not prompt for user input)
EOS
exit "${1:-0}"
}
while [[ $# -gt 0 ]]
do
case "$1" in
-h | --help) usage ;;
*)
warn "Unrecognized option: '$1'"
usage 1
;;
esac
done
# string formatters
if [[ -t 1 ]]
then
tty_escape() { printf "\033[%sm" "$1"; }
else
tty_escape() { :; }
fi
tty_mkbold() { tty_escape "1;$1"; }
tty_underline="$(tty_escape "4;39")"
tty_blue="$(tty_mkbold 34)"
tty_red="$(tty_mkbold 31)"
tty_bold="$(tty_mkbold 39)"
tty_reset="$(tty_escape 0)"
shell_join() {
local arg
printf "%s" "$1"
shift
for arg in "$@"
do
printf " "
printf "%s" "${arg// /\ }"
done
}
chomp() {
printf "%s" "${1/"$'\n'"/}"
}
ohai() {
printf "${tty_blue}==>${tty_bold} %s${tty_reset}\n" "$(shell_join "$@")"
}
warn() {
printf "${tty_red}Warning${tty_reset}: %s\n" "$(chomp "$1")" >&2
}
# Check if script is run non-interactively (e.g. CI)
# If it is run non-interactively we should not prompt for passwords.
# Always use single-quoted strings with `exp` expressions
# shellcheck disable=SC2016
if [[ -z "${NONINTERACTIVE-}" ]]
then
if [[ -n "${CI-}" ]]
then
warn 'Running in non-interactive mode because `$CI` is set.'
NONINTERACTIVE=1
elif [[ ! -t 0 ]]
then
if [[ -z "${INTERACTIVE-}" ]]
then
warn 'Running in non-interactive mode because `stdin` is not a TTY.'
NONINTERACTIVE=1
else
warn 'Running in interactive mode despite `stdin` not being a TTY because `$INTERACTIVE` is set.'
fi
fi
else
ohai 'Running in non-interactive mode because `$NONINTERACTIVE` is set.'
fi
# USER isn't always set so provide a fall back for the installer and subprocesses.
if [[ -z "${USER-}" ]]
then
USER="$(chomp "$(id -un)")"
export USER
fi
# First check OS.
OS="$(uname)"
if [[ "${OS}" == "Linux" ]]
then
HOMEBREW_ON_LINUX=1
elif [[ "${OS}" == "Darwin" ]]
then
HOMEBREW_ON_MACOS=1
else
abort "Homebrew is only supported on macOS and Linux."
fi
# Required installation paths. To install elsewhere (which is unsupported)
# you can untar https://github.com/Homebrew/brew/tarball/master
# anywhere you like.
if [[ -n "${HOMEBREW_ON_MACOS-}" ]]
then
UNAME_MACHINE="$(/usr/bin/uname -m)"
if [[ "${UNAME_MACHINE}" == "arm64" ]]
then
# On ARM macOS, this script installs to /opt/homebrew only
HOMEBREW_PREFIX="/opt/homebrew"
HOMEBREW_REPOSITORY="${HOMEBREW_PREFIX}"
else
# On Intel macOS, this script installs to /usr/local only
HOMEBREW_PREFIX="/usr/local"
HOMEBREW_REPOSITORY="${HOMEBREW_PREFIX}/Homebrew"
fi
HOMEBREW_CACHE="${HOME}/Library/Caches/Homebrew"
STAT_PRINTF=("stat" "-f")
PERMISSION_FORMAT="%A"
CHOWN=("/usr/sbin/chown")
CHGRP=("/usr/bin/chgrp")
GROUP="admin"
TOUCH=("/usr/bin/touch")
INSTALL=("/usr/bin/install" -d -o "root" -g "wheel" -m "0755")
else
UNAME_MACHINE="$(uname -m)"
# On Linux, this script installs to /home/linuxbrew/.linuxbrew only
HOMEBREW_PREFIX="/home/linuxbrew/.linuxbrew"
HOMEBREW_REPOSITORY="${HOMEBREW_PREFIX}/Homebrew"
HOMEBREW_CACHE="${HOME}/.cache/Homebrew"
STAT_PRINTF=("stat" "--printf")
PERMISSION_FORMAT="%a"
CHOWN=("/bin/chown")
CHGRP=("/bin/chgrp")
GROUP="$(id -gn)"
TOUCH=("/bin/touch")
INSTALL=("/usr/bin/install" -d -o "${USER}" -g "${GROUP}" -m "0755")
fi
CHMOD=("/bin/chmod")
MKDIR=("/bin/mkdir" "-p")
HOMEBREW_BREW_DEFAULT_GIT_REMOTE="https://github.com/Homebrew/brew"
HOMEBREW_CORE_DEFAULT_GIT_REMOTE="https://github.com/Homebrew/homebrew-core"
# Use remote URLs of Homebrew repositories from environment if set.
HOMEBREW_BREW_GIT_REMOTE="${HOMEBREW_BREW_GIT_REMOTE:-"${HOMEBREW_BREW_DEFAULT_GIT_REMOTE}"}"
HOMEBREW_CORE_GIT_REMOTE="${HOMEBREW_CORE_GIT_REMOTE:-"${HOMEBREW_CORE_DEFAULT_GIT_REMOTE}"}"
# The URLs with and without the '.git' suffix are the same Git remote. Do not prompt.
if [[ "${HOMEBREW_BREW_GIT_REMOTE}" == "${HOMEBREW_BREW_DEFAULT_GIT_REMOTE}.git" ]]
then
HOMEBREW_BREW_GIT_REMOTE="${HOMEBREW_BREW_DEFAULT_GIT_REMOTE}"
fi
if [[ "${HOMEBREW_CORE_GIT_REMOTE}" == "${HOMEBREW_CORE_DEFAULT_GIT_REMOTE}.git" ]]
then
HOMEBREW_CORE_GIT_REMOTE="${HOMEBREW_CORE_DEFAULT_GIT_REMOTE}"
fi
export HOMEBREW_{BREW,CORE}_GIT_REMOTE
# TODO: bump version when new macOS is released or announced
MACOS_NEWEST_UNSUPPORTED="15.0"
# TODO: bump version when new macOS is released
MACOS_OLDEST_SUPPORTED="12.0"
# For Homebrew on Linux
REQUIRED_RUBY_VERSION=2.6 # https://github.com/Homebrew/brew/pull/6556
REQUIRED_GLIBC_VERSION=2.13 # https://docs.brew.sh/Homebrew-on-Linux#requirements
REQUIRED_CURL_VERSION=7.41.0 # HOMEBREW_MINIMUM_CURL_VERSION in brew.sh in Homebrew/brew
REQUIRED_GIT_VERSION=2.7.0 # HOMEBREW_MINIMUM_GIT_VERSION in brew.sh in Homebrew/brew
# no analytics during installation
export HOMEBREW_NO_ANALYTICS_THIS_RUN=1
export HOMEBREW_NO_ANALYTICS_MESSAGE_OUTPUT=1
unset HAVE_SUDO_ACCESS # unset this from the environment
have_sudo_access() {
if [[ ! -x "/usr/bin/sudo" ]]
then
return 1
fi
local -a SUDO=("/usr/bin/sudo")
if [[ -n "${SUDO_ASKPASS-}" ]]
then
SUDO+=("-A")
elif [[ -n "${NONINTERACTIVE-}" ]]
then
SUDO+=("-n")
fi
if [[ -z "${HAVE_SUDO_ACCESS-}" ]]
then
if [[ -n "${NONINTERACTIVE-}" ]]
then
"${SUDO[@]}" -l mkdir &>/dev/null
else
"${SUDO[@]}" -v && "${SUDO[@]}" -l mkdir &>/dev/null
fi
HAVE_SUDO_ACCESS="$?"
fi
if [[ -n "${HOMEBREW_ON_MACOS-}" ]] && [[ "${HAVE_SUDO_ACCESS}" -ne 0 ]]
then
abort "Need sudo access on macOS (e.g. the user ${USER} needs to be an Administrator)!"
fi
return "${HAVE_SUDO_ACCESS}"
}
execute() {
if ! "$@"
then
abort "$(printf "Failed during: %s" "$(shell_join "$@")")"
fi
}
execute_sudo() {
local -a args=("$@")
if [[ "${EUID:-${UID}}" != "0" ]] && have_sudo_access
then
if [[ -n "${SUDO_ASKPASS-}" ]]
then
args=("-A" "${args[@]}")
fi
ohai "/usr/bin/sudo" "${args[@]}"
execute "/usr/bin/sudo" "${args[@]}"
else
ohai "${args[@]}"
execute "${args[@]}"
fi
}
getc() {
local save_state
save_state="$(/bin/stty -g)"
/bin/stty raw -echo
IFS='' read -r -n 1 -d '' "$@"
/bin/stty "${save_state}"
}
ring_bell() {
# Use the shell's audible bell.
if [[ -t 1 ]]
then
printf "\a"
fi
}
wait_for_user() {
local c
echo
echo "Press ${tty_bold}RETURN${tty_reset}/${tty_bold}ENTER${tty_reset} to continue or any other key to abort:"
getc c
# we test for \r and \n because some stuff does \r instead
if ! [[ "${c}" == $'\r' || "${c}" == $'\n' ]]
then
exit 1
fi
}
major_minor() {
echo "${1%%.*}.$(
x="${1#*.}"
echo "${x%%.*}"
)"
}
version_gt() {
[[ "${1%.*}" -gt "${2%.*}" ]] || [[ "${1%.*}" -eq "${2%.*}" && "${1#*.}" -gt "${2#*.}" ]]
}
version_ge() {
[[ "${1%.*}" -gt "${2%.*}" ]] || [[ "${1%.*}" -eq "${2%.*}" && "${1#*.}" -ge "${2#*.}" ]]
}
version_lt() {
[[ "${1%.*}" -lt "${2%.*}" ]] || [[ "${1%.*}" -eq "${2%.*}" && "${1#*.}" -lt "${2#*.}" ]]
}
check_run_command_as_root() {
[[ "${EUID:-${UID}}" == "0" ]] || return
# Allow Azure Pipelines/GitHub Actions/Docker/Concourse/Kubernetes to do everything as root (as it's normal there)
[[ -f /.dockerenv ]] && return
[[ -f /run/.containerenv ]] && return
[[ -f /proc/1/cgroup ]] && grep -E "azpl_job|actions_job|docker|garden|kubepods" -q /proc/1/cgroup && return
abort "Don't run this as root!"
}
should_install_command_line_tools() {
if [[ -n "${HOMEBREW_ON_LINUX-}" ]]
then
return 1
fi
if version_gt "${macos_version}" "10.13"
then
! [[ -e "/Library/Developer/CommandLineTools/usr/bin/git" ]]
else
! [[ -e "/Library/Developer/CommandLineTools/usr/bin/git" ]] ||
! [[ -e "/usr/include/iconv.h" ]]
fi
}
get_permission() {
"${STAT_PRINTF[@]}" "${PERMISSION_FORMAT}" "$1"
}
user_only_chmod() {
[[ -d "$1" ]] && [[ "$(get_permission "$1")" != 75[0145] ]]
}
exists_but_not_writable() {
[[ -e "$1" ]] && ! [[ -r "$1" && -w "$1" && -x "$1" ]]
}
get_owner() {
"${STAT_PRINTF[@]}" "%u" "$1"
}
file_not_owned() {
[[ "$(get_owner "$1")" != "$(id -u)" ]]
}
get_group() {
"${STAT_PRINTF[@]}" "%g" "$1"
}
file_not_grpowned() {
[[ " $(id -G "${USER}") " != *" $(get_group "$1") "* ]]
}
# Please sync with 'test_ruby()' in 'Library/Homebrew/utils/ruby.sh' from the Homebrew/brew repository.
test_ruby() {
if [[ ! -x "$1" ]]
then
return 1
fi
"$1" --enable-frozen-string-literal --disable=gems,did_you_mean,rubyopt -rrubygems -e \
"abort if Gem::Version.new(RUBY_VERSION.to_s.dup).to_s.split('.').first(2) != \
Gem::Version.new('${REQUIRED_RUBY_VERSION}').to_s.split('.').first(2)" 2>/dev/null
}
test_curl() {
if [[ ! -x "$1" ]]
then
return 1
fi
local curl_version_output curl_name_and_version
curl_version_output="$("$1" --version 2>/dev/null)"
curl_name_and_version="${curl_version_output%% (*}"
version_ge "$(major_minor "${curl_name_and_version##* }")" "$(major_minor "${REQUIRED_CURL_VERSION}")"
}
test_git() {
if [[ ! -x "$1" ]]
then
return 1
fi
local git_version_output
git_version_output="$("$1" --version 2>/dev/null)"
if [[ "${git_version_output}" =~ "git version "([^ ]*).* ]]
then
version_ge "$(major_minor "${BASH_REMATCH[1]}")" "$(major_minor "${REQUIRED_GIT_VERSION}")"
else
abort "Unexpected Git version: '${git_version_output}'!"
fi
}
# Search for the given executable in PATH (avoids a dependency on the `which` command)
which() {
# Alias to Bash built-in command `type -P`
type -P "$@"
}
# Search PATH for the specified program that satisfies Homebrew requirements
# function which is set above
# shellcheck disable=SC2230
find_tool() {
if [[ $# -ne 1 ]]
then
return 1
fi
local executable
while read -r executable
do
if [[ "${executable}" != /* ]]
then
warn "Ignoring ${executable} (relative paths don't work)"
elif "test_$1" "${executable}"
then
echo "${executable}"
break
fi
done < <(which -a "$1")
}
no_usable_ruby() {
[[ -z "$(find_tool ruby)" ]]
}
outdated_glibc() {
local glibc_version
glibc_version="$(ldd --version | head -n1 | grep -o '[0-9.]*$' | grep -o '^[0-9]\+\.[0-9]\+')"
version_lt "${glibc_version}" "${REQUIRED_GLIBC_VERSION}"
}
if [[ -n "${HOMEBREW_ON_LINUX-}" ]] && no_usable_ruby && outdated_glibc
then
abort "$(
cat <<EOABORT
Homebrew requires Ruby ${REQUIRED_RUBY_VERSION} which was not found on your system.
Homebrew portable Ruby requires Glibc version ${REQUIRED_GLIBC_VERSION} or newer,
and your Glibc version is too old. See:
${tty_underline}https://docs.brew.sh/Homebrew-on-Linux#requirements${tty_reset}
Please install Ruby ${REQUIRED_RUBY_VERSION} and add its location to your PATH.
EOABORT
)"
fi
# Invalidate sudo timestamp before exiting (if it wasn't active before).
if [[ -x /usr/bin/sudo ]] && ! /usr/bin/sudo -n -v 2>/dev/null
then
trap '/usr/bin/sudo -k' EXIT
fi
# Things can fail later if `pwd` doesn't exist.
# Also sudo prints a warning message for no good reason
cd "/usr" || exit 1
####################################################################### script
# shellcheck disable=SC2016
ohai 'Checking for `sudo` access (which may request your password)...'
if [[ -n "${HOMEBREW_ON_MACOS-}" ]]
then
[[ "${EUID:-${UID}}" == "0" ]] || have_sudo_access
elif ! [[ -w "${HOMEBREW_PREFIX}" ]] &&
! [[ -w "/home/linuxbrew" ]] &&
! [[ -w "/home" ]] &&
! have_sudo_access
then
abort "$(
cat <<EOABORT
Insufficient permissions to install Homebrew to \"${HOMEBREW_PREFIX}\" (the default prefix).
Alternative (unsupported) installation methods are available at:
https://docs.brew.sh/Installation#alternative-installs
Please note this will require most formula to build from source, a buggy, slow and energy-inefficient experience.
We will close any issues without response for these unsupported configurations.
EOABORT
)"
fi
HOMEBREW_CORE="${HOMEBREW_REPOSITORY}/Library/Taps/homebrew/homebrew-core"
check_run_command_as_root
if [[ -d "${HOMEBREW_PREFIX}" && ! -x "${HOMEBREW_PREFIX}" ]]
then
abort "$(
cat <<EOABORT
The Homebrew prefix ${tty_underline}${HOMEBREW_PREFIX}${tty_reset} exists but is not searchable.
If this is not intentional, please restore the default permissions and
try running the installer again:
sudo chmod 775 ${HOMEBREW_PREFIX}
EOABORT
)"
fi
if [[ -n "${HOMEBREW_ON_MACOS-}" ]]
then
# On macOS, support 64-bit Intel and ARM
if [[ "${UNAME_MACHINE}" != "arm64" ]] && [[ "${UNAME_MACHINE}" != "x86_64" ]]
then
abort "Homebrew is only supported on Intel and ARM processors!"
fi
else
# On Linux, support only 64-bit Intel
if [[ "${UNAME_MACHINE}" == "aarch64" ]]
then
abort "$(
cat <<EOABORT
Homebrew on Linux is not supported on ARM processors.
${tty_underline}https://docs.brew.sh/Homebrew-on-Linux#arm-unsupported${tty_reset}
EOABORT
)"
elif [[ "${UNAME_MACHINE}" != "x86_64" ]]
then
abort "Homebrew on Linux is only supported on Intel processors!"
fi
fi
if [[ -n "${HOMEBREW_ON_MACOS-}" ]]
then
macos_version="$(major_minor "$(/usr/bin/sw_vers -productVersion)")"
if version_lt "${macos_version}" "10.7"
then
abort "$(
cat <<EOABORT
Your Mac OS X version is too old. See:
${tty_underline}https://github.com/mistydemeo/tigerbrew${tty_reset}
EOABORT
)"
elif version_lt "${macos_version}" "10.11"
then
abort "Your OS X version is too old."
elif version_ge "${macos_version}" "${MACOS_NEWEST_UNSUPPORTED}" ||
version_lt "${macos_version}" "${MACOS_OLDEST_SUPPORTED}"
then
who="We"
what=""
if version_ge "${macos_version}" "${MACOS_NEWEST_UNSUPPORTED}"
then
what="pre-release version"
else
who+=" (and Apple)"
what="old version"
fi
ohai "You are using macOS ${macos_version}."
ohai "${who} do not provide support for this ${what}."
echo "$(
cat <<EOS
This installation may not succeed.
After installation, you will encounter build failures with some formulae.
Please create pull requests instead of asking for help on Homebrew\'s GitHub,
Twitter or any other official channels. You are responsible for resolving any
issues you experience while you are running this ${what}.
EOS
)
" | tr -d "\\"
fi
fi
ohai "This script will install:"
echo "${HOMEBREW_PREFIX}/bin/brew"
echo "${HOMEBREW_PREFIX}/share/doc/homebrew"
echo "${HOMEBREW_PREFIX}/share/man/man1/brew.1"
echo "${HOMEBREW_PREFIX}/share/zsh/site-functions/_brew"
echo "${HOMEBREW_PREFIX}/etc/bash_completion.d/brew"
echo "${HOMEBREW_REPOSITORY}"
# Keep relatively in sync with
# https://github.com/Homebrew/brew/blob/master/Library/Homebrew/keg.rb
directories=(
bin etc include lib sbin share opt var
Frameworks
etc/bash_completion.d lib/pkgconfig
share/aclocal share/doc share/info share/locale share/man
share/man/man1 share/man/man2 share/man/man3 share/man/man4
share/man/man5 share/man/man6 share/man/man7 share/man/man8
var/log var/homebrew var/homebrew/linked
bin/brew
)
group_chmods=()
for dir in "${directories[@]}"
do
if exists_but_not_writable "${HOMEBREW_PREFIX}/${dir}"
then
group_chmods+=("${HOMEBREW_PREFIX}/${dir}")
fi
done
# zsh refuses to read from these directories if group writable
directories=(share/zsh share/zsh/site-functions)
zsh_dirs=()
for dir in "${directories[@]}"
do
zsh_dirs+=("${HOMEBREW_PREFIX}/${dir}")
done
directories=(
bin etc include lib sbin share var opt
share/zsh share/zsh/site-functions
var/homebrew var/homebrew/linked
Cellar Caskroom Frameworks
)
mkdirs=()
for dir in "${directories[@]}"
do
if ! [[ -d "${HOMEBREW_PREFIX}/${dir}" ]]
then
mkdirs+=("${HOMEBREW_PREFIX}/${dir}")
fi
done
user_chmods=()
mkdirs_user_only=()
if [[ "${#zsh_dirs[@]}" -gt 0 ]]
then
for dir in "${zsh_dirs[@]}"
do
if [[ ! -d "${dir}" ]]
then
mkdirs_user_only+=("${dir}")
elif user_only_chmod "${dir}"
then
user_chmods+=("${dir}")
fi
done
fi
chmods=()
if [[ "${#group_chmods[@]}" -gt 0 ]]
then
chmods+=("${group_chmods[@]}")
fi
if [[ "${#user_chmods[@]}" -gt 0 ]]
then
chmods+=("${user_chmods[@]}")
fi
chowns=()
chgrps=()
if [[ "${#chmods[@]}" -gt 0 ]]
then
for dir in "${chmods[@]}"
do
if file_not_owned "${dir}"
then
chowns+=("${dir}")
fi
if file_not_grpowned "${dir}"
then
chgrps+=("${dir}")
fi
done
fi
if [[ "${#group_chmods[@]}" -gt 0 ]]
then
ohai "The following existing directories will be made group writable:"
printf "%s\n" "${group_chmods[@]}"
fi
if [[ "${#user_chmods[@]}" -gt 0 ]]
then
ohai "The following existing directories will be made writable by user only:"
printf "%s\n" "${user_chmods[@]}"
fi
if [[ "${#chowns[@]}" -gt 0 ]]
then
ohai "The following existing directories will have their owner set to ${tty_underline}${USER}${tty_reset}:"
printf "%s\n" "${chowns[@]}"
fi
if [[ "${#chgrps[@]}" -gt 0 ]]
then
ohai "The following existing directories will have their group set to ${tty_underline}${GROUP}${tty_reset}:"
printf "%s\n" "${chgrps[@]}"
fi
if [[ "${#mkdirs[@]}" -gt 0 ]]
then
ohai "The following new directories will be created:"
printf "%s\n" "${mkdirs[@]}"
fi
if should_install_command_line_tools
then
ohai "The Xcode Command Line Tools will be installed."
fi
non_default_repos=""
additional_shellenv_commands=()
if [[ "${HOMEBREW_BREW_DEFAULT_GIT_REMOTE}" != "${HOMEBREW_BREW_GIT_REMOTE}" ]]
then
ohai "HOMEBREW_BREW_GIT_REMOTE is set to a non-default URL:"
echo "${tty_underline}${HOMEBREW_BREW_GIT_REMOTE}${tty_reset} will be used as the Homebrew/brew Git remote."
non_default_repos="Homebrew/brew"
additional_shellenv_commands+=("export HOMEBREW_BREW_GIT_REMOTE=\"${HOMEBREW_BREW_GIT_REMOTE}\"")
fi
if [[ "${HOMEBREW_CORE_DEFAULT_GIT_REMOTE}" != "${HOMEBREW_CORE_GIT_REMOTE}" ]]
then
ohai "HOMEBREW_CORE_GIT_REMOTE is set to a non-default URL:"
echo "${tty_underline}${HOMEBREW_CORE_GIT_REMOTE}${tty_reset} will be used as the Homebrew/homebrew-core Git remote."
non_default_repos="${non_default_repos:-}${non_default_repos:+ and }Homebrew/homebrew-core"
additional_shellenv_commands+=("export HOMEBREW_CORE_GIT_REMOTE=\"${HOMEBREW_CORE_GIT_REMOTE}\"")
fi
if [[ -n "${HOMEBREW_NO_INSTALL_FROM_API-}" ]]
then
ohai "HOMEBREW_NO_INSTALL_FROM_API is set."
echo "Homebrew/homebrew-core will be tapped during this ${tty_bold}install${tty_reset} run."
fi
if [[ -z "${NONINTERACTIVE-}" ]]
then
ring_bell
wait_for_user
fi
if [[ -d "${HOMEBREW_PREFIX}" ]]
then
if [[ "${#chmods[@]}" -gt 0 ]]
then
execute_sudo "${CHMOD[@]}" "u+rwx" "${chmods[@]}"
fi
if [[ "${#group_chmods[@]}" -gt 0 ]]
then
execute_sudo "${CHMOD[@]}" "g+rwx" "${group_chmods[@]}"
fi
if [[ "${#user_chmods[@]}" -gt 0 ]]
then
execute_sudo "${CHMOD[@]}" "go-w" "${user_chmods[@]}"
fi
if [[ "${#chowns[@]}" -gt 0 ]]
then
execute_sudo "${CHOWN[@]}" "${USER}" "${chowns[@]}"
fi
if [[ "${#chgrps[@]}" -gt 0 ]]
then
execute_sudo "${CHGRP[@]}" "${GROUP}" "${chgrps[@]}"
fi
else
execute_sudo "${INSTALL[@]}" "${HOMEBREW_PREFIX}"
fi
if [[ "${#mkdirs[@]}" -gt 0 ]]
then
execute_sudo "${MKDIR[@]}" "${mkdirs[@]}"
execute_sudo "${CHMOD[@]}" "ug=rwx" "${mkdirs[@]}"
if [[ "${#mkdirs_user_only[@]}" -gt 0 ]]
then
execute_sudo "${CHMOD[@]}" "go-w" "${mkdirs_user_only[@]}"
fi
execute_sudo "${CHOWN[@]}" "${USER}" "${mkdirs[@]}"
execute_sudo "${CHGRP[@]}" "${GROUP}" "${mkdirs[@]}"
fi
if ! [[ -d "${HOMEBREW_REPOSITORY}" ]]
then
execute_sudo "${MKDIR[@]}" "${HOMEBREW_REPOSITORY}"
fi
execute_sudo "${CHOWN[@]}" "-R" "${USER}:${GROUP}" "${HOMEBREW_REPOSITORY}"
if ! [[ -d "${HOMEBREW_CACHE}" ]]
then
if [[ -n "${HOMEBREW_ON_MACOS-}" ]]
then
execute_sudo "${MKDIR[@]}" "${HOMEBREW_CACHE}"
else
execute "${MKDIR[@]}" "${HOMEBREW_CACHE}"
fi
fi
if exists_but_not_writable "${HOMEBREW_CACHE}"
then
execute_sudo "${CHMOD[@]}" "g+rwx" "${HOMEBREW_CACHE}"
fi
if file_not_owned "${HOMEBREW_CACHE}"
then
execute_sudo "${CHOWN[@]}" "-R" "${USER}" "${HOMEBREW_CACHE}"
fi
if file_not_grpowned "${HOMEBREW_CACHE}"
then
execute_sudo "${CHGRP[@]}" "-R" "${GROUP}" "${HOMEBREW_CACHE}"
fi
if [[ -d "${HOMEBREW_CACHE}" ]]
then
execute "${TOUCH[@]}" "${HOMEBREW_CACHE}/.cleaned"
fi
if should_install_command_line_tools && version_ge "${macos_version}" "10.13"
then
ohai "Searching online for the Command Line Tools"
# This temporary file prompts the 'softwareupdate' utility to list the Command Line Tools
clt_placeholder="/tmp/.com.apple.dt.CommandLineTools.installondemand.in-progress"
execute_sudo "${TOUCH[@]}" "${clt_placeholder}"
clt_label_command="/usr/sbin/softwareupdate -l |
grep -B 1 -E 'Command Line Tools' |
awk -F'*' '/^ *\\*/ {print \$2}' |
sed -e 's/^ *Label: //' -e 's/^ *//' |
sort -V |
tail -n1"
clt_label="$(chomp "$(/bin/bash -c "${clt_label_command}")")"
if [[ -n "${clt_label}" ]]
then
ohai "Installing ${clt_label}"
execute_sudo "/usr/sbin/softwareupdate" "-i" "${clt_label}"
execute_sudo "/usr/bin/xcode-select" "--switch" "/Library/Developer/CommandLineTools"
fi
execute_sudo "/bin/rm" "-f" "${clt_placeholder}"
fi
# Headless install may have failed, so fallback to original 'xcode-select' method
if should_install_command_line_tools && test -t 0
then
ohai "Installing the Command Line Tools (expect a GUI popup):"
execute "/usr/bin/xcode-select" "--install"
echo "Press any key when the installation has completed."
getc
execute_sudo "/usr/bin/xcode-select" "--switch" "/Library/Developer/CommandLineTools"
fi
if [[ -n "${HOMEBREW_ON_MACOS-}" ]] && ! output="$(/usr/bin/xcrun clang 2>&1)" && [[ "${output}" == *"license"* ]]
then
abort "$(
cat <<EOABORT
You have not agreed to the Xcode license.
Before running the installer again please agree to the license by opening
Xcode.app or running:
sudo xcodebuild -license
EOABORT
)"
fi
USABLE_GIT=/usr/bin/git
if [[ -n "${HOMEBREW_ON_LINUX-}" ]]
then
USABLE_GIT="$(find_tool git)"
if [[ -z "$(command -v git)" ]]
then
abort "$(
cat <<EOABORT
You must install Git before installing Homebrew. See:
${tty_underline}https://docs.brew.sh/Installation${tty_reset}
EOABORT
)"
fi
if [[ -z "${USABLE_GIT}" ]]
then
abort "$(
cat <<EOABORT
The version of Git that was found does not satisfy requirements for Homebrew.
Please install Git ${REQUIRED_GIT_VERSION} or newer and add it to your PATH.
EOABORT
)"
fi
if [[ "${USABLE_GIT}" != /usr/bin/git ]]
then
export HOMEBREW_GIT_PATH="${USABLE_GIT}"
ohai "Found Git: ${HOMEBREW_GIT_PATH}"
fi
fi
if ! command -v curl >/dev/null
then
abort "$(
cat <<EOABORT
You must install cURL before installing Homebrew. See:
${tty_underline}https://docs.brew.sh/Installation${tty_reset}
EOABORT
)"
elif [[ -n "${HOMEBREW_ON_LINUX-}" ]]
then
USABLE_CURL="$(find_tool curl)"
if [[ -z "${USABLE_CURL}" ]]
then
abort "$(
cat <<EOABORT
The version of cURL that was found does not satisfy requirements for Homebrew.
Please install cURL ${REQUIRED_CURL_VERSION} or newer and add it to your PATH.
EOABORT
)"
elif [[ "${USABLE_CURL}" != /usr/bin/curl ]]
then
export HOMEBREW_CURL_PATH="${USABLE_CURL}"
ohai "Found cURL: ${HOMEBREW_CURL_PATH}"
fi
fi
ohai "Downloading and installing Homebrew..."
(
cd "${HOMEBREW_REPOSITORY}" >/dev/null || return
# we do it in four steps to avoid merge errors when reinstalling
execute "${USABLE_GIT}" "-c" "init.defaultBranch=master" "init" "--quiet"
# "git remote add" will fail if the remote is defined in the global config
execute "${USABLE_GIT}" "config" "remote.origin.url" "${HOMEBREW_BREW_GIT_REMOTE}"
execute "${USABLE_GIT}" "config" "remote.origin.fetch" "+refs/heads/*:refs/remotes/origin/*"
# ensure we don't munge line endings on checkout
execute "${USABLE_GIT}" "config" "--bool" "core.autocrlf" "false"
# make sure symlinks are saved as-is
execute "${USABLE_GIT}" "config" "--bool" "core.symlinks" "true"
execute "${USABLE_GIT}" "fetch" "--force" "origin"
execute "${USABLE_GIT}" "fetch" "--force" "--tags" "origin"
execute "${USABLE_GIT}" "remote" "set-head" "origin" "--auto" >/dev/null
LATEST_GIT_TAG="$("${USABLE_GIT}" tag --list --sort="-version:refname" | head -n1)"
if [[ -z "${LATEST_GIT_TAG}" ]]
then
abort "Failed to query latest Homebrew/brew Git tag."
fi
execute "${USABLE_GIT}" "checkout" "--force" "-B" "stable" "${LATEST_GIT_TAG}"
if [[ "${HOMEBREW_REPOSITORY}" != "${HOMEBREW_PREFIX}" ]]
then
if [[ "${HOMEBREW_REPOSITORY}" == "${HOMEBREW_PREFIX}/Homebrew" ]]
then
execute "ln" "-sf" "../Homebrew/bin/brew" "${HOMEBREW_PREFIX}/bin/brew"
else
abort "The Homebrew/brew repository should be placed in the Homebrew prefix directory."
fi
fi
if [[ -n "${HOMEBREW_NO_INSTALL_FROM_API-}" && ! -d "${HOMEBREW_CORE}" ]]
then
# Always use single-quoted strings with `exp` expressions
# shellcheck disable=SC2016
ohai 'Tapping homebrew/core because `$HOMEBREW_NO_INSTALL_FROM_API` is set.'
(
execute "${MKDIR[@]}" "${HOMEBREW_CORE}"
cd "${HOMEBREW_CORE}" >/dev/null || return
execute "${USABLE_GIT}" "-c" "init.defaultBranch=master" "init" "--quiet"
execute "${USABLE_GIT}" "config" "remote.origin.url" "${HOMEBREW_CORE_GIT_REMOTE}"
execute "${USABLE_GIT}" "config" "remote.origin.fetch" "+refs/heads/*:refs/remotes/origin/*"
execute "${USABLE_GIT}" "config" "--bool" "core.autocrlf" "false"
execute "${USABLE_GIT}" "config" "--bool" "core.symlinks" "true"
execute "${USABLE_GIT}" "fetch" "--force" "origin" "refs/heads/master:refs/remotes/origin/master"
execute "${USABLE_GIT}" "remote" "set-head" "origin" "--auto" >/dev/null
execute "${USABLE_GIT}" "reset" "--hard" "origin/master"
cd "${HOMEBREW_REPOSITORY}" >/dev/null || return
) || exit 1
fi
execute "${HOMEBREW_PREFIX}/bin/brew" "update" "--force" "--quiet"
) || exit 1
if [[ ":${PATH}:" != *":${HOMEBREW_PREFIX}/bin:"* ]]
then
warn "${HOMEBREW_PREFIX}/bin is not in your PATH.
Instructions on how to configure your shell for Homebrew
can be found in the 'Next steps' section below."
fi
ohai "Installation successful!"
echo
ring_bell
# Use an extra newline and bold to avoid this being missed.
ohai "Homebrew has enabled anonymous aggregate formulae and cask analytics."
echo "$(
cat <<EOS
${tty_bold}Read the analytics documentation (and how to opt-out) here:
${tty_underline}https://docs.brew.sh/Analytics${tty_reset}
No analytics data has been sent yet (nor will any be during this ${tty_bold}install${tty_reset} run).
EOS
)
"
ohai "Homebrew is run entirely by unpaid volunteers. Please consider donating:"
echo "$(