Hurd compat fixes. Mostly dealing with absent PATH_MAX

Signed-off-by: Jérémie Koenig <jk@jk.fr.eu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

4 files changed, 9 insertions, 5 deletions

diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 9365a12c2..4f83fbfa2 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -70,12 +70,13 @@ static char *conf_expand_value(const char *in)
 char *conf_get_default_confname(void)
 {
         struct stat buf;
-        static char fullname[PATH_MAX+1];
+        static char *fullname = NULL;
         char *env, *name;
 
         name = conf_expand_value(conf_defname);
         env = getenv(SRCTREE);
         if (env) {
+                fullname = realloc(fullname, strlen(env) + strlen(name) + 2);
                 sprintf(fullname, "%s/%s", env, name);
                 if (!stat(fullname, &buf))
                         return fullname;
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 647ec09f1..0c548bfc0 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -258,7 +258,7 @@ search_help[] = N_(
 
 static char buf[4096], *bufptr = buf;
 static char input_buf[4096];
-static char filename[PATH_MAX+1] = ".config";
+static const char filename[] = ".config";
 static char *args[1024], **argptr = args;
 static int indent;
 static struct termios ios_org;
diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index d839577ca..6a58b80d3 100644
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -265,13 +265,14 @@ static void zconf_endhelp(void)
  */
 FILE *zconf_fopen(const char *name)
 {
-        char *env, fullname[PATH_MAX+1];
+        char *env;
         FILE *f;
 
         f = fopen(name, "r");
         if (!f && name[0] != '/') {
                 env = getenv(SRCTREE);
                 if (env) {
+                        char *fullname = alloca(strlen(env) + strlen(name) + 2);
                         sprintf(fullname, "%s/%s", env, name);
                         f = fopen(fullname, "r");
                 }
diff --git a/scripts/kconfig/zconf.y b/scripts/kconfig/zconf.y
index 0a7a79664..2007a4e02 100644
--- a/scripts/kconfig/zconf.y
+++ b/scripts/kconfig/zconf.y
@@ -14,8 +14,6 @@
 #define LKC_DIRECT_LINK
 #include "lkc.h"
 
-#include "zconf.hash.c"
-
 #define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
 
 #define PRINTD          0x0001
@@ -99,6 +97,10 @@ static struct menu *current_menu, *current_entry;
                 menu_end_menu();
 } if_entry menu_entry choice_entry
 
+%{
+#include "zconf.hash.c"
+%}
+
 %%
 input: stmt_list;