gdb/testsuite/gdb.base/sect-cmd.exp

   1 # Copyright 1997-2013 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 #
  17 # test running programs
  18 #
  19
  20 # This test exists solely to exercise the "section" command for
  21 # code-coverage on HP-UX.  (So far as I can tell, the "section"
  22 # command isn't needed on HP-UX, but probably is for embedded
  23 # apps.)
  24 #
  25 if ![istarget "hppa*-*-hpux*"] then {
  26   return
  27 }
  28
  29 set testfile "sect-cmd"
  30 set srcfile break.c
  31 set srcfile1 break1.c
  32 set binfile ${objdir}/${subdir}/${testfile}
  33
  34 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object {debug nowarnings}] != "" } {
  35     untested sect-cmd.exp
  36     return -1
  37 }
  38
  39 if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object {debug nowarnings}] != "" } {
  40     untested sect-cmd.exp
  41     return -1
  42 }
  43
  44 if { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug nowarnings}] != "" } {
  45     untested sect-cmd.exp
  46     return -1
  47 }
  48
  49 gdb_exit
  50 gdb_start
  51 gdb_reinitialize_dir $srcdir/$subdir
  52 gdb_load ${binfile}
  53
  54 if ![runto_main] then { fail "section command tests suppressed" }
  55
  56 # Get the $CODE$ section's starting address.
  57 #
  58 # (Note that this works for PA32 programs, which use the SOM file
  59 # format.  PA64 uses ELF, and when support for that is added, it's
  60 # not clear that there'll be a section named "$CODE$" in such
  61 # programs.)
  62 #
  63
  64 set address1 ""
  65 set address2 ""
  66 send_gdb "info files\n"
  67 gdb_expect {
  68   -re ".*(0x\[0-9a-fA-F\]*) - (0x\[0-9a-fA-F\]*) is .(CODE|text).*$gdb_prompt $"\
  69           {pass "info files"
  70            set address1 $expect_out(1,string)
  71            set address2 $expect_out(2,string)}
  72   -re "$gdb_prompt $"\
  73           {fail "info files"}
  74   timeout {fail "(timeout) info files"}
  75 }
  76
  77 # Reset the section to that same starting address, which should be
  78 # harmless (i.e., we just want to exercise the section command).
  79 #
  80 if [istarget "hppa2.0w-*-*"] then {
  81   send_gdb "section \.text $address1\n"
  82   gdb_expect {
  83     -re ".*$address1 \- $address2 is .text.*$gdb_prompt $"\
  84             {pass "set section command"}
  85     -re "$gdb_prompt $"\
  86             {fail "set section command"}
  87     timeout {fail "(timeout) set section command"}
  88   }
  89 } else {
  90   send_gdb "section \$CODE\$ $address1\n"
  91   gdb_expect {
  92     -re ".*$address1 \- $address2 is .CODE..*$gdb_prompt $"\
  93             {pass "set section command"}
  94     -re "$gdb_prompt $"\
  95             {fail "set section command"}
  96     timeout {fail "(timeout) set section command"}
  97   }
  98 }
  99
 100 # Verify that GDB responds gracefully to a non-existent section name.
 101 #
 102 send_gdb "section FOOBARBAZ 0x1234\n"
 103 gdb_expect {
 104   -re "Section FOOBARBAZ not found\r\n$gdb_prompt $"\
 105           {pass "non-existent section disallowed"}
 106   -re "$gdb_prompt $"\
 107           {fail "non-existent section disallowed"}
 108   timeout {fail "(timeout) non-existent section disallowed"}
 109 }
 110
 111 # We "happen to know" that GDB uses a fixed size character buffer to
 112 # parse the section name into, and the buffer is declared to be 100
 113 # characters in length.  Verify that GDB gracefully handles section
 114 # names longer than that.  (The section is also non-existent.)
 115 #
 116 send_gdb "section A234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 0x1234\n"
 117 gdb_expect {
 118   -re "Section A23456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789 not found\r\n$gdb_prompt $"\
 119           {pass "non-existent too-long section disallowed"}
 120   -re "$gdb_prompt $"\
 121           {fail "non-existent too-long section disallowed"}
 122   timeout {fail "(timeout) non-existent too-long section disallowed"}
 123 }
 124
 125 gdb_exit
 126 return 0