diff options
Diffstat (limited to 'Src')
-rw-r--r-- | Src/params.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/Src/params.c b/Src/params.c index 045ac1e34..98541a6da 100644 --- a/Src/params.c +++ b/Src/params.c @@ -4580,17 +4580,21 @@ addenv(Param pm, char *value) static char * mkenvstr(char *name, char *value, int flags) { - char *str, *s; - int len_name, len_value; + char *str, *s = value; + int len_name, len_value = 0; len_name = strlen(name); - for (len_value = 0, s = value; - *s && (*s++ != Meta || *s++ != 32); len_value++); + if (s) + while (*s && (*s++ != Meta || *s++ != 32)) + len_value++; s = str = (char *) zalloc(len_name + len_value + 2); strcpy(s, name); s += len_name; *s = '='; - copyenvstr(s, value, flags); + if (value) + copyenvstr(s, value, flags); + else + *++s = '\0'; return str; } |