diff --git a/truncate.c b/truncate.c index 56793e5..b34fd9a 100644 --- a/truncate.c +++ b/truncate.c @@ -4,6 +4,8 @@ #include #include #include +#include +#include #include "util.h" static void @@ -16,7 +18,7 @@ int main(int argc, char *argv[]) { int cflag = 0, sflag = 0; - int fd, i; + int fd, i, ret = EXIT_SUCCESS; long size; ARGBEGIN { @@ -36,11 +38,18 @@ main(int argc, char *argv[]) for (i = 0; i < argc; i++) { fd = open(argv[i], O_WRONLY | (cflag ? 0 : O_CREAT), 0644); - if (fd < 0) - eprintf("open %s:", argv[i]); - if (ftruncate(fd, size) < 0) - eprintf("ftruncate: %s:", argv[i]); + if (fd < 0) { + fprintf(stderr, "open: cannot open `%s' for writing: %s\n", + argv[i], strerror(errno)); + ret = EXIT_FAILURE; + continue; + } + if (ftruncate(fd, size) < 0) { + fprintf(stderr, "truncate: cannot open `%s' for writing: %s\n", + argv[i], strerror(errno)); + ret = EXIT_FAILURE; + } close(fd); } - return EXIT_SUCCESS; + return ret; }