| # Copyright 2012-2021 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| load_lib mi-support.exp |
| set MIFLAGS "-i=mi" |
| |
| gdb_exit |
| if [mi_gdb_start] { |
| continue |
| } |
| |
| standard_testfile |
| set srcfileabs [standard_output_file $srcfile] |
| |
| # Double the final slash separator in $srcfileabs, such that |
| # "/path/to/$srcfile" becomes "/path/to//$srcfile". This is |
| # passed as the "source" argument of gdb_compile, which, when |
| # using GCC (as of 10.2) will result in the doubled slash |
| # being incorporated into the built executable's debug info. |
| # This is then used to check compare_filenames_for_search does |
| # not falsely use an absolute filename as a relative one. |
| # Note that Clang (as of 12.0.0) normalizes the path before |
| # storing it in the executable's debug info, removing the double |
| # slash. This nullifies the "compare_filenames_for_search does |
| # not match" test when using Clang (it can never fail). |
| if { [regsub {/[^/]+$} $srcfileabs {/\0} srcfileabs] != 1 } { |
| xfail "cannot double the last slash separator" |
| return -1 |
| } |
| |
| if { [regsub {^(/[^/]+)/} $srcfileabs {\1subst/} srcfileabssubst] != 1 |
| || [regsub {^(/[^/]+)/.*$} $srcfileabs {\1} initdir] != 1 } { |
| xfail "missing root subdirectory" |
| return -1 |
| } |
| |
| # Generate a regular expression which to match $srcfileabs with |
| # or without the doubled slash. This is used by the substituted |
| # fullname test. |
| set srcfileabssubst_regexp [string_to_regexp $srcfileabssubst] |
| regsub {//} $srcfileabssubst_regexp {\0?} srcfileabssubst_regexp |
| |
| set f [open $srcfileabs "w"] |
| puts $f "int main (void) { return 0; }" |
| close $f |
| |
| if { [gdb_compile "$srcfileabs" "${binfile}" executable {debug}] != "" } { |
| untested "failed to compile" |
| return -1 |
| } |
| |
| file delete -- $srcfileabs |
| |
| mi_gdb_reinitialize_dir $srcdir/$subdir |
| mi_gdb_load ${binfile} |
| |
| mi_gdb_test "-interpreter-exec console \"set substitute-path ${initdir} ${initdir}subst\"" {\^done} "set substitute-path" |
| |
| mi_gdb_test "-file-list-exec-source-file" ".*\",fullname=\".*\".*" "fullname present" |
| |
| mi_gdb_test "-file-list-exec-source-file" ".*\",fullname=\"$srcfileabssubst_regexp\".*" "substituted fullname" |
| |
| # Test compare_filenames_for_search does not falsely use absolute |
| # filename as a relative one. Note that this test can falsely pass |
| # with Clang, and possibly other compilers too; see the comment |
| # above for more. |
| mi_gdb_test "-break-insert -t /$srcfile:main" \ |
| "\\^error,msg=\"No source file named /[string_to_regexp $srcfile]\\.\"" \ |
| "compare_filenames_for_search does not match" |
| mi_gdb_test "-break-insert -t $srcfile:main" \ |
| {\^done,bkpt=.*} \ |
| "compare_filenames_for_search does match" |