diff options
Diffstat (limited to 'lib/libc/stdlib/setenv.c')
| -rw-r--r-- | lib/libc/stdlib/setenv.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/libc/stdlib/setenv.c b/lib/libc/stdlib/setenv.c index b36d673..d981277 100644 --- a/lib/libc/stdlib/setenv.c +++ b/lib/libc/stdlib/setenv.c @@ -39,13 +39,14 @@ static char sccsid[] = "@(#)setenv.c 8.1 (Berkeley) 6/4/93"; #include <stdlib.h> #include <string.h> -char *__findenv __P((const char *, int *)); +char *__findenv __P((const char *, int *)); /* * setenv -- * Set the value of the environmental variable "name" to be * "value". If rewrite is set, replace any current value. */ +int setenv(name, value, rewrite) register const char *name; register const char *value; @@ -63,7 +64,7 @@ setenv(name, value, rewrite) if (!rewrite) return (0); if (strlen(c) >= l_value) { /* old larger; copy over */ - while (*c++ = *value++); + while ( (*c++ = *value++) ); return (0); } } else { /* create new slot */ @@ -93,7 +94,7 @@ setenv(name, value, rewrite) malloc((size_t)((int)(c - name) + l_value + 2)))) return (-1); for (c = environ[offset]; (*c = *name++) && *c != '='; ++c); - for (*c++ = '='; *c++ = *value++;); + for (*c++ = '='; (*c++ = *value++); ); return (0); } |
