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| author | Pali Rohár <pali.rohar@gmail.com> | 2013-04-07 14:39:45 +0200 |
|---|---|---|
| committer | Pali Rohár <pali.rohar@gmail.com> | 2013-04-07 14:39:45 +0200 |
| commit | a02caaac15b3fb3d848309229a0a1810427bb5ca (patch) | |
| tree | 8cbbacbcdd674cb31f4e4bef403be19fedc2ae6f | |
| parent | a1febdd2ea6cd48d3c1eec54bbcd302a5efd0550 (diff) | |
| download | 0xFFFF-a02caaac15b3fb3d848309229a0a1810427bb5ca.tar.bz2 | |
printf-utils: Fix compile warning: declared with attribute warn_unused_result
| -rw-r--r-- | src/printf-utils.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/printf-utils.c b/src/printf-utils.c index 9e2f99d..2056f85 100644 --- a/src/printf-utils.c +++ b/src/printf-utils.c @@ -77,7 +77,8 @@ void printf_and_wait(const char * format, ...) { FD_SET(0, &rfds); while ( select(1, &rfds, NULL, NULL, &tv) == 1 ) - read(0, &c, 1); + if ( read(0, &c, 1) < 0 ) + break; va_start(ap, format); vprintf(format, ap); @@ -88,8 +89,7 @@ void printf_and_wait(const char * format, ...) { FD_SET(0, &rfds); while ( select(1, &rfds, NULL, NULL, NULL) == 1 ) { - read(0, &c, 1); - if ( c == '\n' ) + if ( read(0, &c, 1) < 0 || c == '\n' ) break; } |