diff options
author | hpa <hpa> | 2004-11-10 22:31:50 +0000 |
---|---|---|
committer | hpa <hpa> | 2004-11-10 22:31:50 +0000 |
commit | 17f967640cef484f83d755c9dd016a946711236f (patch) | |
tree | 00bf0c0f2926cd6a9761eb372b55d090305aca44 /com32/lib/fread.c | |
parent | c67a2ac96611fa6aeb9ff3602c5e0c8265f1cc9d (diff) | |
download | syslinux-17f967640cef484f83d755c9dd016a946711236f.tar.gz |
Very first cut at a klibc-derived C library for com32
Diffstat (limited to 'com32/lib/fread.c')
-rw-r--r-- | com32/lib/fread.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/com32/lib/fread.c b/com32/lib/fread.c new file mode 100644 index 00000000..8f7dba9c --- /dev/null +++ b/com32/lib/fread.c @@ -0,0 +1,35 @@ +/* + * fread.c + */ + +#include <errno.h> +#include <unistd.h> +#include <stdio.h> + +size_t _fread(void *buf, size_t count, FILE *f) +{ + size_t bytes = 0; + ssize_t rv; + char *p = buf; + + while ( count ) { + rv = read(fileno(f), p, count); + if ( rv == -1 ) { + if ( errno == EINTR ) + continue; + else + break; + } else if ( rv == 0 ) { + break; + } + + p += rv; + bytes += rv; + count -= rv; + } + + return bytes; +} + + + |