gdb/testsuite/gdb.base/testenv.exp

   1 # Copyright 2011-2016 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This file was written by Pierre Muller <muller@ics.u-strasbg.fr>
  17 #
  18 # Check if environment variables are correctly passed to inferiors
  19 #
  20
  21 # There's no support for passing environment variables in the remote protocol.
  22 if { [is_remote target] } {
  23     return 0
  24 }
  25
  26 standard_testfile .c
  27
  28 # Compile binary
  29 # and start with a fresh gdb
  30
  31 if { [prepare_for_testing "failed to prepare" ${binfile} ${srcfile}] } {
  32      return -1
  33 }
  34
  35 # make sure $pc is sane, in case we're talking to a board.
  36 if { ![runto_main] } {
  37     gdb_suppress_tests
  38 }
  39
  40 set bp_line [gdb_get_line_number "set breakpoint here"]
  41 gdb_breakpoint  $bp_line
  42
  43 #
  44 # Test gdb set/unset environment commands.
  45 # Executable lists and counts all environment variables
  46 # starting with TEST_GDB.
  47
  48
  49 # First test with no TEST_GDB_VAR
  50 gdb_test "continue" \
  51   ".*Program found 0 variables starting with TEST_GDB.*" \
  52   "test no TEST_GDB var"
  53
  54 gdb_test_no_output "set env TEST_GDB_VAR1 test1" \
  55   "set TEST_GDB_VAR1"
  56
  57 runto_main
  58 gdb_breakpoint  $bp_line
  59
  60 # Second test with one TEST_GDB_VAR
  61 gdb_test "continue" \
  62   ".*Program found 1 variables starting with TEST_GDB.*" \
  63   "test with one TEST_GDB var"
  64
  65 gdb_test_no_output "set env TEST_GDB_VAR2 test2" \
  66   "set TEST_GDB_VAR2"
  67
  68 runto_main
  69 gdb_breakpoint  $bp_line
  70
  71 # Third test with two TEST_GDB_VAR
  72 gdb_test "continue"  \
  73   ".*Program found 2 variables starting with TEST_GDB.*" \
  74   "test with two TEST_GDB var"
  75
  76 gdb_test_no_output "unset env TEST_GDB_VAR1" \
  77   "unset TEST_GDB_VAR1"
  78
  79 runto_main
  80 gdb_breakpoint  $bp_line
  81
  82 # Fourth test with one TEST_GDB_VAR left, after one was removed
  83 # with unset command.
  84 gdb_test "continue"  \
  85   ".*Program found 1 variables starting with TEST_GDB.*" \
  86   "test with one TEST_GDB var, after unset"
  87
  88 gdb_exit
  89
  90 set env(TEST_GDB_GLOBAL) "Global environment value"
  91
  92 clean_restart $binfile
  93
  94 # make sure $pc is sane, in case we're talking to a board.
  95 if { ![runto_main] } {
  96     gdb_suppress_tests
  97 }
  98
  99 set bp_line [gdb_get_line_number "set breakpoint here"]
 100 gdb_breakpoint  $bp_line
 101
 102 gdb_test "show env" ".*TEST_GDB_GLOBAL=.*" "test passing TEST_GDB_GLOBAL to GDB"
 103 # First test with only inherited TEST_GDB_GLOBAL
 104 gdb_test "continue" \
 105   ".*TEST_GDB_GLOBAL=Global environment value.*Program found 1 variables starting with TEST_GDB.*" \
 106   "test with TEST_GDB_GLOBAL"
 107
 108 gdb_test_no_output "unset env TEST_GDB_GLOBAL" \
 109   "unset TEST_GDB_GLOBAL"
 110
 111 runto_main
 112 gdb_breakpoint  $bp_line
 113
 114 # Second test with one TEST_GDB_VAR
 115 gdb_test "continue" \
 116   ".*Program found 0 variables starting with TEST_GDB.*" \
 117   "test with TEST_GDB_GLOBAL unset"
 118
 119 gdb_exit
 120
 121 # Clear environment in case we're doing multiple runs
 122 unset env(TEST_GDB_GLOBAL)
 123