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-rw-r--r--string/envz.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/string/envz.h b/string/envz.h
index 55224c7..c39c497 100644
--- a/string/envz.h
+++ b/string/envz.h
@@ -1,6 +1,6 @@
/* Routines for dealing with '\0' separated environment vectors
- Copyright (C) 1995 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996 Free Software Foundation, Inc.
Written by Miles Bader <miles@gnu.ai.mit.edu>
@@ -28,11 +28,11 @@
#include <argz.h>
/* Returns a pointer to the entry in ENVZ for NAME, or 0 if there is none. */
-char *envz_entry (char *envz, unsigned envz_len, char *name);
+char *envz_entry (const char *envz, size_t envz_len, const char *name);
/* Returns a pointer to the value portion of the entry in ENVZ for NAME, or 0
if there is none. */
-char *envz_get (char *envz, unsigned envz_len, char *name);
+char *envz_get (const char *envz, size_t envz_len, const char *name);
/* Adds an entry for NAME with value VALUE to ENVZ & ENVZ_LEN. If an entry
with the same name already exists in ENVZ, it is removed. If VALUE is
@@ -40,16 +40,17 @@ char *envz_get (char *envz, unsigned envz_len, char *name);
return NULL, although envz_entry will still return an entry; this is handy
because when merging with another envz, the null entry can override an
entry in the other one. Null entries can be removed with envz_strip (). */
-error_t envz_add (char **envz, unsigned *envz_len, char *name, char *value);
+error_t envz_add (char **envz, size_t *envz_len,
+ const char *name, const char *value);
/* Adds each entry in ENVZ2 to ENVZ & ENVZ_LEN, as if with envz_add(). If
OVERRIDE is true, then values in ENVZ2 will supercede those with the same
name in ENV, otherwise not. */
-error_t
-envz_merge (char **envz, unsigned *envz_len, char *envz2, unsigned envz2_len,
- int override);
+error_t envz_merge (char **envz, size_t *envz_len,
+ const char *envz2, size_t envz2_len,
+ int override);
/* Remove null entries. */
-void envz_strip (char **envz, unsigned *envz_len);
+void envz_strip (char **envz, size_t *envz_len);
#endif /* __ENVZ_H__ */