The branch main has been updated by des: URL: https://cgit.FreeBSD.org/src/commit/?id=437d53daf71a357aae960881ef037564736f7441
commit 437d53daf71a357aae960881ef037564736f7441 Author: Dag-Erling Smørgrav <[email protected]> AuthorDate: 2024-03-27 10:03:49 +0000 Commit: Dag-Erling Smørgrav <[email protected]> CommitDate: 2024-03-27 10:03:49 +0000 ln: Use stdbool, style nits. MFC after: 1 week Sponsored by: Klara, Inc. Reviewed by: imp, allanjude Differential Revision: https://reviews.freebsd.org/D44511 --- bin/ln/ln.c | 76 +++++++++++++++++++++++++++++++------------------------------ 1 file changed, 39 insertions(+), 37 deletions(-) diff --git a/bin/ln/ln.c b/bin/ln/ln.c index 2a4597b5fe36..31fe3b35e25e 100644 --- a/bin/ln/ln.c +++ b/bin/ln/ln.c @@ -37,24 +37,25 @@ #include <fcntl.h> #include <libgen.h> #include <limits.h> +#include <stdbool.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> -static int fflag; /* Unlink existing files. */ -static int Fflag; /* Remove empty directories also. */ -static int hflag; /* Check new name for symlink first. */ -static int iflag; /* Interactive mode. */ -static int Pflag; /* Create hard links to symlinks. */ -static int sflag; /* Symbolic, not hard, link. */ -static int vflag; /* Verbose output. */ -static int wflag; /* Warn if symlink target does not +static bool fflag; /* Unlink existing files. */ +static bool Fflag; /* Remove empty directories also. */ +static bool hflag; /* Check new name for symlink first. */ +static bool iflag; /* Interactive mode. */ +static bool Pflag; /* Create hard links to symlinks. */ +static bool sflag; /* Symbolic, not hard, link. */ +static bool vflag; /* Verbose output. */ +static bool wflag; /* Warn if symlink target does not * exist, and -f is not enabled. */ static char linkch; -static int linkit(const char *, const char *, int); -static void usage(void); +static int linkit(const char *, const char *, bool); +static void usage(void) __dead2; int main(int argc, char *argv[]) @@ -79,41 +80,41 @@ main(int argc, char *argv[]) argv += optind; if (argc != 2) usage(); - exit(linkit(argv[0], argv[1], 0)); + exit(linkit(argv[0], argv[1], false)); } while ((ch = getopt(argc, argv, "FLPfhinsvw")) != -1) switch (ch) { case 'F': - Fflag = 1; + Fflag = true; break; case 'L': - Pflag = 0; + Pflag = false; break; case 'P': - Pflag = 1; + Pflag = true; break; case 'f': - fflag = 1; - iflag = 0; - wflag = 0; + fflag = true; + iflag = false; + wflag = false; break; case 'h': case 'n': - hflag = 1; + hflag = true; break; case 'i': - iflag = 1; - fflag = 0; + iflag = true; + fflag = false; break; case 's': - sflag = 1; + sflag = true; break; case 'v': - vflag = 1; + vflag = true; break; case 'w': - wflag = 1; + wflag = true; break; case '?': default: @@ -124,21 +125,21 @@ main(int argc, char *argv[]) argc -= optind; linkch = sflag ? '-' : '='; - if (sflag == 0) - Fflag = 0; - if (Fflag == 1 && iflag == 0) { - fflag = 1; - wflag = 0; /* Implied when fflag != 0 */ + if (!sflag) + Fflag = false; + if (Fflag && !iflag) { + fflag = true; + wflag = false; /* Implied when fflag is true */ } - switch(argc) { + switch (argc) { case 0: usage(); /* NOTREACHED */ case 1: /* ln source */ - exit(linkit(argv[0], ".", 1)); + exit(linkit(argv[0], ".", true)); case 2: /* ln source target */ - exit(linkit(argv[0], argv[1], 0)); + exit(linkit(argv[0], argv[1], false)); default: ; } @@ -157,7 +158,7 @@ main(int argc, char *argv[]) if (!S_ISDIR(sb.st_mode)) usage(); for (exitval = 0; *argv != targetdir; ++argv) - exitval |= linkit(*argv, targetdir, 1); + exitval |= linkit(*argv, targetdir, true); exit(exitval); } @@ -208,14 +209,15 @@ samedirent(const char *path1, const char *path2) } static int -linkit(const char *source, const char *target, int isdir) +linkit(const char *source, const char *target, bool isdir) { - struct stat sb; - const char *p; - int ch, exists, first; char path[PATH_MAX]; char wbuf[PATH_MAX]; char bbuf[PATH_MAX]; + struct stat sb; + const char *p; + int ch, first; + bool exists; if (!sflag) { /* If source doesn't exist, quit now. */ @@ -278,7 +280,7 @@ linkit(const char *source, const char *target, int isdir) /* * If the file exists, first check it is not the same directory entry. */ - exists = !lstat(target, &sb); + exists = lstat(target, &sb) == 0; if (exists) { if (!sflag && samedirent(source, target)) { warnx("%s and %s are the same directory entry",
