LCOV - code coverage report
Current view: top level - gcc - pex.h (source / functions) Coverage Total Hit
Test: gcc.info Lines: 89.5 % 19 17
Test Date: 2025-07-26 09:32:30 Functions: 100.0 % 1 1
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: - 0 0

             Branch data     Line data    Source code
       1                 :             : /* C++ wrapper around libiberty's pex API.
       2                 :             :    Copyright (C) 2025 Free Software Foundation, Inc.
       3                 :             :    Contributed by David Malcolm <dmalcolm@redhat.com>.
       4                 :             : 
       5                 :             : This file is part of GCC.
       6                 :             : 
       7                 :             : GCC is free software; you can redistribute it and/or modify it
       8                 :             : under the terms of the GNU General Public License as published by
       9                 :             : the Free Software Foundation; either version 3, or (at your option)
      10                 :             : any later version.
      11                 :             : 
      12                 :             : GCC is distributed in the hope that it will be useful, but
      13                 :             : WITHOUT ANY WARRANTY; without even the implied warranty of
      14                 :             : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      15                 :             : General Public License for more details.
      16                 :             : 
      17                 :             : You should have received a copy of the GNU General Public License
      18                 :             : along with GCC; see the file COPYING3.  If not see
      19                 :             : <http://www.gnu.org/licenses/>.  */
      20                 :             : 
      21                 :             : #ifndef GCC_PEX_H
      22                 :             : #define GCC_PEX_H
      23                 :             : 
      24                 :             : struct file_wrapper
      25                 :             : {
      26                 :             :   enum class ownership { owned, borrowed };
      27                 :             : 
      28                 :           8 :   file_wrapper (FILE *file, enum ownership ownership)
      29                 :           8 :   : m_file (file),
      30                 :           8 :     m_ownership (ownership)
      31                 :             :   {
      32                 :             :   }
      33                 :           8 :   ~file_wrapper ()
      34                 :             :   {
      35                 :           8 :     if (m_ownership == ownership::owned)
      36                 :             :       {
      37                 :           0 :         gcc_assert (m_file);
      38                 :           0 :         fclose (m_file);
      39                 :             :       }
      40                 :           8 :   }
      41                 :             : 
      42                 :             :   std::unique_ptr<std::vector<char>>
      43                 :             :   read_all ();
      44                 :             : 
      45                 :             :   FILE *m_file;
      46                 :             :   enum ownership m_ownership;
      47                 :             : };
      48                 :             : 
      49                 :             : // RAII wrapper around pex_obj
      50                 :             : 
      51                 :             : struct pex
      52                 :             : {
      53                 :           4 :   pex (int flags, const char *pname, const char *tempbase)
      54                 :           4 :   : m_obj (pex_init (flags, pname, tempbase))
      55                 :             :   {
      56                 :             :   }
      57                 :             : 
      58                 :           4 :   ~pex ()
      59                 :             :   {
      60                 :           4 :     pex_free (m_obj);
      61                 :           4 :   }
      62                 :             : 
      63                 :             :   const char *
      64                 :             :   run (int flags, const char *executable, char * const *argv,
      65                 :             :        const char *outname, const char *errname, int *err)
      66                 :             :   {
      67                 :             :     return pex_run (m_obj, flags, executable, argv, outname, errname, err);
      68                 :             :   }
      69                 :             : 
      70                 :             :   const char *
      71                 :             :   run (int flags, const char *executable, const std::vector<std::string> &args,
      72                 :             :        const char *outname, const char *errname, int *err);
      73                 :             : 
      74                 :             :   file_wrapper
      75                 :           4 :   input_file (int flags, const char *in_name)
      76                 :             :   {
      77                 :           4 :     return file_wrapper (pex_input_file (m_obj, flags, in_name),
      78                 :             :                          /* closed on first call to pex_run.  */
      79                 :           4 :                          file_wrapper::ownership::borrowed);
      80                 :             :   }
      81                 :             : 
      82                 :             :   file_wrapper
      83                 :             :   input_pipe (bool binary = true)
      84                 :             :   {
      85                 :             :     return file_wrapper (pex_input_pipe (m_obj, binary),
      86                 :             :                          /* closed on first call to pex_run.  */
      87                 :             :                          file_wrapper::ownership::borrowed);
      88                 :             :   }
      89                 :             : 
      90                 :             :   file_wrapper
      91                 :           4 :   read_output (bool binary = true)
      92                 :             :   {
      93                 :           4 :     return file_wrapper (pex_read_output (m_obj, binary),
      94                 :           4 :                          file_wrapper::ownership::borrowed);
      95                 :             :   }
      96                 :             : 
      97                 :             :   pex_obj *m_obj;
      98                 :             : };
      99                 :             : 
     100                 :             : #endif /* GCC_PEX_H */
        

Generated by: LCOV version 2.1-beta

LCOV profile is generated on x86_64 machine using following configure options: configure --disable-bootstrap --enable-coverage=opt --enable-languages=c,c++,fortran,go,jit,lto,rust,m2 --enable-host-shared. GCC test suite is run with the built compiler.