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Diffstat (limited to 'string/envz.c')
-rw-r--r--string/envz.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/string/envz.c b/string/envz.c
index e751eccb8f..447b9e03b1 100644
--- a/string/envz.c
+++ b/string/envz.c
@@ -29,13 +29,13 @@
/* Returns a pointer to the entry in ENVZ for NAME, or 0 if there is none.
If NAME contains the separator character, only the portion before it is
used in the comparison. */
-const char *
+char *
envz_entry (const char *envz, size_t envz_len, const char *name)
{
while (envz_len)
{
- char *p = name;
- char *entry = envz; /* Start of this entry. */
+ const char *p = name;
+ const char *entry = envz; /* Start of this entry. */
/* See how far NAME and ENTRY match. */
while (envz_len && *p == *envz && *p && *p != SEP)
@@ -43,7 +43,7 @@ envz_entry (const char *envz, size_t envz_len, const char *name)
if ((*envz == '\0' || *envz == SEP) && (*p == '\0' || *p == SEP))
/* Bingo! */
- return entry;
+ return (char *) entry;
/* No match, skip to the next entry. */
while (envz_len && *envz)
@@ -60,7 +60,7 @@ envz_entry (const char *envz, size_t envz_len, const char *name)
const char *
envz_get (const char *envz, size_t envz_len, const char *name)
{
- char *entry = envz_entry (envz, envz_len, name);
+ const char *entry = envz_entry (envz, envz_len, name);
if (entry)
{
while (*entry && *entry != SEP)
@@ -75,7 +75,7 @@ envz_get (const char *envz, size_t envz_len, const char *name)
/* Remove the entry for NAME from ENVZ & ENVZ_LEN, if any. */
void
-envz_remove (char **envz, size_t *envz_len, char *name)
+envz_remove (char **envz, size_t *envz_len, const char *name)
{
char *entry = envz_entry (*envz, *envz_len, name);
if (entry)