* maint-tool (deps): Output stamp-h instead of config.h.

[pf3gnuchains/gcc-fork.git] / libiberty / pex-unix.c

diff --git a/libiberty/pex-unix.c b/libiberty/pex-unix.c
index 91619af..a776041 100644 (file)
--- a/libiberty/pex-unix.c
+++ b/libiberty/pex-unix.c
@@ -271,7 +271,8 @@ static int pex_unix_open_read (struct pex_obj *, const char *, int);
 static int pex_unix_open_write (struct pex_obj *, const char *, int);
 static long pex_unix_exec_child (struct pex_obj *, int, const char *,
                                 char * const *, char * const *,
-                                 int, int, int, const char **, int *);
+                                int, int, int, int,
+                                const char **, int *);
 static int pex_unix_close (struct pex_obj *, int);
 static int pex_unix_wait (struct pex_obj *, long, int *, struct pex_time *,
                          int, const char **, int *);
@@ -338,7 +339,7 @@ static void
 pex_child_error (struct pex_obj *obj, const char *executable,
                 const char *errmsg, int err)
 {
-#define writeerr(s) write (STDERR_FILE_NO, s, strlen (s))
+#define writeerr(s) (void) write (STDERR_FILE_NO, s, strlen (s))
   writeerr (obj->pname);
   writeerr (": error trying to exec '");
   writeerr (executable);
@@ -358,7 +359,7 @@ static long
 pex_unix_exec_child (struct pex_obj *obj, int flags, const char *executable,
                     char * const * argv, char * const * env,
                      int in, int out, int errdes,
-                    const char **errmsg, int *err)
+                    int toclose, const char **errmsg, int *err)
 {
   pid_t pid;
 
@@ -408,6 +409,11 @@ pex_unix_exec_child (struct pex_obj *obj, int flags, const char *executable,
          if (close (errdes) < 0)
            pex_child_error (obj, executable, "close", errno);
        }
+      if (toclose >= 0)
+       {
+         if (close (toclose) < 0)
+           pex_child_error (obj, executable, "close", errno);
+       }
       if ((flags & PEX_STDERR_TO_STDOUT) != 0)
        {
          if (dup2 (STDOUT_FILE_NO, STDERR_FILE_NO) < 0)
@@ -415,7 +421,7 @@ pex_unix_exec_child (struct pex_obj *obj, int flags, const char *executable,
        }
 
       if (env)
-        environ = env;
+        environ = (char**) env;
 
       if ((flags & PEX_SEARCH) != 0)
        {