diff options
| author | Explorer09 <explorer09@gmail.com> | 2017-09-22 17:27:02 +0800 |
|---|---|---|
| committer | Will Estes <westes575@gmail.com> | 2017-10-05 11:27:54 -0400 |
| commit | 37a6184dabcd82fa1d17c24c000f3da469296195 (patch) | |
| tree | f1e4f1015ed46a4e59fc0f4d904cb269ebd2786c | |
| parent | 24fd0551333e7eded87b64dd36062da3df2f6380 (diff) | |
scanner: Simplify PRINT_SPACES() macro
| -rw-r--r-- | src/scanopt.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/src/scanopt.c b/src/scanopt.c index 7745c11..0b6d7d1 100644 --- a/src/scanopt.c +++ b/src/scanopt.c @@ -366,14 +366,8 @@ int scanopt_usage (scanopt_t *scanner, FILE *fp, const char *usage) } desccol = maxlen[0] + indent * 2; -#define PRINT_SPACES(fp,n)\ - do{\ - int _n;\ - _n=(n);\ - while(_n-- > 0)\ - fputc(' ',(fp));\ - }while(0) - +#define PRINT_SPACES(fp,n) \ + fprintf((fp), "%*s", (n), "") /* Second pass (same as above loop), this time we print. */ /* Sloppy hack: We iterate twice. The first time we print short and long options. |