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(execvp): Correct copying of file name.

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This commit is contained in:
Ulrich Drepper 1999-08-23 22:20:34 +00:00
parent a41301f038
commit 69c0500a4f
1 changed files with 4 additions and 2 deletions
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6
posix/execvp.c
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@ -79,6 +79,7 @@ execvp (file, argv)
int got_eacces = 0;
char *path, *p, *name;
size_t len;
size_t pathlen;
path = getenv ("PATH");
if (path == NULL)
@ -93,9 +94,10 @@ execvp (file, argv)
}
len = strlen (file) + 1;
name = __alloca (strlen (path) + len + 1);
pathlen = strlen (path);
name = __alloca (pathlen + len + 1);
/* Copy the file name at the top. */
name = (char *) memcpy (name - len, file, len);
name = (char *) memcpy (name + pathlen + 1, file, len);
/* And add the slash. */
*--name = '/';