diff options
Diffstat (limited to 'ncurses/tinfo/getenv_num.c')
| -rw-r--r-- | ncurses/tinfo/getenv_num.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/ncurses/tinfo/getenv_num.c b/ncurses/tinfo/getenv_num.c index ca179d3343b9..21a250870343 100644 --- a/ncurses/tinfo/getenv_num.c +++ b/ncurses/tinfo/getenv_num.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright 2018,2020 Thomas E. Dickey * + * Copyright 2018-2024,2025 Thomas E. Dickey * * Copyright 1998-2012,2013 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * @@ -37,16 +37,16 @@ #include <curses.priv.h> -MODULE_ID("$Id: getenv_num.c,v 1.8 2020/02/02 23:34:34 tom Exp $") +MODULE_ID("$Id: getenv_num.c,v 1.11 2025/02/20 01:02:09 tom Exp $") NCURSES_EXPORT(int) _nc_getenv_num(const char *name) { - char *dst = 0; - char *src = getenv(name); + char *dst = NULL; + const char *src = getenv(name); long value; - if ((src == 0) + if ((src == NULL) || (value = strtol(src, &dst, 0)) < 0 || (dst == src) || (*dst != '\0') @@ -59,7 +59,7 @@ _nc_getenv_num(const char *name) NCURSES_EXPORT(void) _nc_setenv_num(const char *name, int value) { - if (name != 0 && value >= 0) { + if (name != NULL && value >= 0) { char buffer[128]; #if HAVE_SETENV _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer)) "%d", value); @@ -67,7 +67,7 @@ _nc_setenv_num(const char *name, int value) #elif HAVE_PUTENV char *s; _nc_SPRINTF(buffer, _nc_SLIMIT(sizeof(buffer)) "%s=%d", name, value); - if ((s = strdup(buffer)) != 0) + if ((s = strdup(buffer)) != NULL) putenv(s); #else #error expected setenv/putenv functions |