Re: [PATCH] drop MAXPATHLEN dependency from gcc/tlink.c

[Samuel Thibault <samuel.thibault@ens-lyon.org>]

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Ian Lance Taylor, le Tue 31 Jul 2007 18:38:24 -0700, a écrit :
> Samuel Thibault <samuel.thibault@ens-lyon.org> writes:
> > Some systems don't define MAXPATHLEN because they don't have such hard
> > limit.  Here is a patch against gcc/tlink.c to take benefit of this.
> > 
> > 	(tlink_init): Add loop to dynamically allocate initial_cwd as needed.
> 
> Just call getpwd instead.

Oh right, I didn't notice that non-standard function.  Here is an
updated patch

Samuel

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2007-08-01  Samuel Thibault  <samuel.thibault@ens-lyon.org>

      * gcc/tlink.c: Include "libiberty.h"
      (initial_cwd): Change type into char*.
      (tlink_init): Call getpwd() instead of getcwd().

Index: gcc/tlink.c
===================================================================
--- gcc/tlink.c	(r�vision 127116)
+++ gcc/tlink.c	(copie de travail)
@@ -30,6 +30,7 @@
 #include "hashtab.h"
 #include "demangle.h"
 #include "collect2.h"
+#include "libiberty.h"
 
 #define MAX_ITERATIONS 17
 
@@ -38,7 +39,7 @@
 
 static int tlink_verbose;
 
-static char initial_cwd[MAXPATHLEN + 1];
+static char *initial_cwd;
 \f
 /* Hash table boilerplate for working with htab_t.  We have hash tables
    for symbol names, file names, and demangled symbols.  */
@@ -274,7 +275,7 @@
 	tlink_verbose = 3;
     }
 
-  getcwd (initial_cwd, sizeof (initial_cwd));
+  initial_cwd = getpwd();
 }
 
 static int