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| author | Lennart Poettering <lennart@poettering.net> | 2020-10-21 14:31:54 +0200 |
|---|---|---|
| committer | Yu Watanabe <watanabe.yu+github@gmail.com> | 2020-10-22 08:33:20 +0900 |
| commit | 66032ef489e19292b06773e5f44531a7b44c23c5 (patch) | |
| tree | 399152dcb7ece3c8da5cd6d38ccfdaeae123bf73 /src/basic/strv.h | |
| parent | 6c5496c492a8d74e54d22bf8824160cab1e63c10 (diff) | |
| download | systemd-66032ef489e19292b06773e5f44531a7b44c23c5.tar.gz | |
macro: introduce POINTER_MAX as define for (void*) -1
Just add a safer, prettier way to write (void*) -1, that doesn't rely on
two's complement, but uses the correct underlying C constructs.
Diffstat (limited to 'src/basic/strv.h')
| -rw-r--r-- | src/basic/strv.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/basic/strv.h b/src/basic/strv.h index 919fabf75a..195dbe4ca9 100644 --- a/src/basic/strv.h +++ b/src/basic/strv.h @@ -62,7 +62,7 @@ char **strv_new_internal(const char *x, ...) _sentinel_; char **strv_new_ap(const char *x, va_list ap); #define strv_new(...) strv_new_internal(__VA_ARGS__, NULL) -#define STRV_IGNORE ((const char *) -1) +#define STRV_IGNORE ((const char *) POINTER_MAX) static inline const char* STRV_IFNOTNULL(const char *x) { return x ? x : STRV_IGNORE; |