gdb/testsuite/gdb.mi/mi-fullname-deleted.exp

   1 # Copyright 2012-2021 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 load_lib mi-support.exp
  17 set MIFLAGS "-i=mi"
  18
  19 gdb_exit
  20 if [mi_gdb_start] {
  21     continue
  22 }
  23
  24 standard_testfile
  25 set srcfileabs [standard_output_file $srcfile]
  26
  27 # Double the final slash separator in $srcfileabs, such that
  28 # "/path/to/$srcfile" becomes "/path/to//$srcfile".  This is
  29 # passed as the "source" argument of gdb_compile, which, when
  30 # using GCC (as of 10.2) will result in the doubled slash
  31 # being incorporated into the built executable's debug info.
  32 # This is then used to check compare_filenames_for_search does
  33 # not falsely use an absolute filename as a relative one.
  34 # Note that Clang (as of 12.0.0) normalizes the path before
  35 # storing it in the executable's debug info, removing the double
  36 # slash.  This nullifies the "compare_filenames_for_search does
  37 # not match" test when using Clang (it can never fail).
  38 if { [regsub {/[^/]+$} $srcfileabs {/\0} srcfileabs] != 1 } {
  39     xfail "cannot double the last slash separator"
  40     return -1
  41 }
  42
  43 if { [regsub {^(/[^/]+)/} $srcfileabs {\1subst/} srcfileabssubst] != 1
  44      || [regsub {^(/[^/]+)/.*$} $srcfileabs {\1} initdir] != 1 } {
  45     xfail "missing root subdirectory"
  46     return -1
  47 }
  48
  49 # Generate a regular expression which to match $srcfileabs with
  50 # or without the doubled slash.  This is used by the substituted
  51 # fullname test.
  52 set srcfileabssubst_regexp [string_to_regexp $srcfileabssubst]
  53 regsub {//} $srcfileabssubst_regexp {\0?} srcfileabssubst_regexp
  54
  55 set f [open $srcfileabs "w"]
  56 puts $f "int main (void) { return 0; }"
  57 close $f
  58
  59 if { [gdb_compile "$srcfileabs" "${binfile}" executable {debug}] != "" } {
  60     untested $testname
  61     return -1
  62 }
  63
  64 file delete -- $srcfileabs
  65
  66 mi_gdb_reinitialize_dir $srcdir/$subdir
  67 mi_gdb_load ${binfile}
  68
  69 mi_gdb_test "-interpreter-exec console \"set substitute-path ${initdir} ${initdir}subst\"" {\^done} "set substitute-path"
  70
  71 mi_gdb_test "-file-list-exec-source-file" ".*\",fullname=\".*\".*" "fullname present"
  72
  73 mi_gdb_test "-file-list-exec-source-file" ".*\",fullname=\"$srcfileabssubst_regexp\".*" "substituted fullname"
  74
  75 # Test compare_filenames_for_search does not falsely use absolute
  76 # filename as a relative one.  Note that this test can falsely pass
  77 # with Clang, and possibly other compilers too; see the comment
  78 # above for more.
  79 mi_gdb_test "-break-insert -t /$srcfile:main" \
  80             "\\^error,msg=\"No source file named /[string_to_regexp $srcfile]\\.\"" \
  81             "compare_filenames_for_search does not match"
  82 mi_gdb_test "-break-insert -t $srcfile:main" \
  83             {\^done,bkpt=.*} \
  84             "compare_filenames_for_search does match"