Remove GOBIN in PATH dependency; don't assume cwd is $G...

doc/progs/run

 #!/usr/bin/env bash
 # Copyright 2009 The Go Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 . "$GOROOT"/src/Make.$GOARCH
 
 if [ -z "$O" ]; then
         echo 'missing $O - maybe no Make.$GOARCH?' 1>&2
         exit 1
 fi
 
 rm -f *.$O
 
 for i in \
         file.go \
         helloworld.go \
         helloworld3.go \
         echo.go \
         cat.go \
         cat_rot13.go \
         sum.go \
         sort.go \
         sortmain.go \
         print.go \
         print_string.go \
         sieve.go \
         sieve1.go \
         server1.go \
 ; do
         BASE=$(basename $i .go)
 
-        $GC $i
+        "${GOBIN}"/$GC $i

[rsc, 2009/12/11 21:51:17]

drop unnecessary braces

 done
 
 function testit {
-        $LD $1.$O
+        "${GOBIN}"/$LD $1.$O

[rsc, 2009/12/11 21:51:17]

drop unnecessary braces

         x=$(echo $(./$O.out $2 2>&1))  # extra echo canonicalizes
         if [ "$x" != "$3" ]
         then
                 echo $1 failed: '"'$x'"' is not '"'$3'"'
         fi
 }
 
 function testitpipe {
-        $LD $1.$O
+        "${GOBIN}"/$LD $1.$O

[rsc, 2009/12/11 21:51:17]

drop unnecessary braces

         x=$(echo $(./$O.out | $2 2>&1))  # extra echo canonicalizes
         if [ "$x" != "$3" ]
         then
                 echo $1 failed: '"'$x'"' is not '"'$3'"'
         fi
 }
 
 
 testit helloworld "" "Hello, world; or Καλημέρα κόσμε; or こんにちは 世界"
 testit helloworld3 "" "hello, world can't open file; err=no such file or directory"
 testit echo "hello, world" "hello, world"
 testit sum "" "6"
 
 alphabet=abcdefghijklmnopqrstuvwxyz
 rot13=nopqrstuvwxyzabcdefghijklm
 echo $alphabet | testit cat "" $alphabet
 echo $alphabet | testit cat_rot13 "--rot13" $rot13
 echo $rot13 | testit cat_rot13 "--rot13" $alphabet
 
 testit sortmain "" "Sunday Monday Tuesday Wednesday Thursday Friday Saturday"
 
 testit print "" "18446744073709551615 -1 18446744073709551615 {77 Sunset Strip} [1 2 3 4] 18446744073709551615 {77 Sunset Strip} [1 2 3 4] 18446744073709551615 {77 Sunset Strip} [1 2 3 4]"
 testit print_string "" "77 Sunset Strip"
 
 testitpipe sieve "sed 10q" "2 3 5 7 11 13 17 19 23 29"
 testitpipe sieve "sed 10q" "2 3 5 7 11 13 17 19 23 29"
 
 # server hangs; don't run it, just compile it
-$GC server.go
+"${GOBIN}"/$GC server.go

[rsc, 2009/12/11 21:51:17]

drop unnecessary braces

 testit server1 "" ""
 
 rm -f $O.out *.$O