kc3-lang/gnulib/tests/test-execvpe-main.c

• Show log

  Commit

• Hash : ba3c445a
  Author :
  Date : 2021-08-28T19:15:38
  

  execle, execve, execvpe tests: Fix test failures under qemu user-mode.
  
  * test-execle-main.c: Include <string.h>.
  (get_environ_assignment, create_minimal_env): New functions.
  (main): Call create_minimal_env.
  * test-execve-main.c: Likewise.
  * test-execvpe-main.c: Likewise.
  

Download

• tests/test-execvpe-main.c

• /* Test of execvpe().
     Copyright (C) 2020-2021 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, 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 <https://www.gnu.org/licenses/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2020.  */
  
  #include <config.h>
  
  /* Specification.  */
  #include <unistd.h>
  
  #include "signature.h"
  SIGNATURE_CHECK (execvpe, int, (const char *, char * const *, char * const *));
  
  #include <stdio.h>
  #include <string.h>
  
  /* Looks up the NAME=VALUE assignment among the environment variables.
     Returns it, or NULL if not found.  */
  static const char *
  get_environ_assignment (const char *name)
  {
    size_t name_len = strlen (name);
    char **p;
    for (p = environ; *p != NULL; p++)
      {
        const char *assignment = *p;
        if (strncmp (assignment, name, name_len) == 0
            && assignment[name_len] == '=')
          return assignment;
      }
    return NULL;
  }
  
  /* Creates a minimal environment.  */
  static void
  create_minimal_env (const char *env[5])
  {
    const char **p = env;
    *p++ =
      #ifdef __CYGWIN__
      /* The Cygwin DLLs needed by the program are in /bin.  */
      "PATH=.:/bin";
      #else
      "PATH=.";
      #endif
    *p = get_environ_assignment ("QEMU_LD_PREFIX");
    if (*p != NULL)
      p++;
    *p = get_environ_assignment ("QEMU_CPU");
    if (*p != NULL)
      p++;
    *p++ = "Hommingberg=Gepardenforelle";
    *p = NULL;
  }
  
  int
  main ()
  {
    const char *progname = "test-exec-child";
    const char *argv[12] =
      {
        progname,
        "abc def",
        "abc\"def\"ghi",
        "xyz\"",
        "abc\\def\\ghi",
        "xyz\\",
        "???",
        "***",
        "",
        "foo",
        "",
        NULL
      };
    const char *env[5];
    create_minimal_env (env);
    execvpe (progname, (char * const *) argv, (char * const *) env);
  
    perror ("execvpe");
    return 1;
  }
  

Download