diff options
Diffstat (limited to 'src/libstddjb/openreadclose.c')
-rw-r--r-- | src/libstddjb/openreadclose.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/libstddjb/openreadclose.c b/src/libstddjb/openreadclose.c new file mode 100644 index 0000000..cf9a736 --- /dev/null +++ b/src/libstddjb/openreadclose.c @@ -0,0 +1,21 @@ +/* ISC license. */ + +#include <errno.h> +#include <skalibs/stralloc.h> +#include <skalibs/djbunix.h> + +int openreadclose (char const *fn, stralloc *sa, unsigned int bufsize) +{ + int fd = open_readb(fn) ; + if (fd == -1) return (errno == ENOENT) ? 0 : -1 ; + if (!slurp(sa, fd)) + { + register int e = errno ; + fd_close(fd) ; + errno = e ; + return -1 ; + } + fd_close(fd) ; + (void)bufsize ; + return 0 ; +} |