On Wed, Oct 01, 2014 at 06:41:25PM +0100, Nicholas Marriott wrote: > Looks good but you have missed out ident.c and rcsprog.c >
Ups, sorry. > > > On Wed, Oct 01, 2014 at 11:19:29AM +0200, Fritjof Bornebusch wrote: > > On Sat, Sep 27, 2014 at 07:10:01PM +0200, Fritjof Bornebusch wrote: > > Hi, > > > > > Hi, > > > > > > after usage() was called, there is no where you can go. > > > > > > > as suggested by otto@ and @nicm, the usage() functions are marked as > > __dead. > > > > > fritjof > > > > > > > fritjof > fritjof Index: ci.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/ci.c,v retrieving revision 1.217 diff -u -p -r1.217 ci.c --- ci.c 19 May 2014 19:42:24 -0000 1.217 +++ ci.c 1 Oct 2014 08:38:31 -0000 @@ -89,7 +89,7 @@ static void checkin_parsekeyword(char * static int checkin_update(struct checkin_params *); static int checkin_revert(struct checkin_params *); -void +__dead void checkin_usage(void) { fprintf(stderr, @@ -97,6 +97,8 @@ checkin_usage(void) " [-j[rev]] [-k[rev]] [-l[rev]] [-M[rev]] [-mmsg]\n" " [-Nsymbol] [-nsymbol] [-r[rev]] [-sstate] [-t[str]]\n" " [-u[rev]] [-wusername] [-xsuffixes] [-ztz] file ...\n"); + + exit(1); } /* @@ -221,7 +223,6 @@ checkin_main(int argc, char **argv) break; default: (usage)(); - exit(1); } } @@ -231,7 +232,6 @@ checkin_main(int argc, char **argv) if (argc == 0) { warnx("no input file"); (usage)(); - exit(1); } if ((pb.username = getlogin()) == NULL) Index: co.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/co.c,v retrieving revision 1.117 diff -u -p -r1.117 co.c --- co.c 16 Apr 2013 20:24:45 -0000 1.117 +++ co.c 1 Oct 2014 08:38:40 -0000 @@ -79,7 +79,6 @@ checkout_main(int argc, char **argv) if (RCS_KWEXP_INVAL(kflag)) { warnx("invalid RCS keyword substitution mode"); (usage)(); - exit(1); } break; case 'l': @@ -141,7 +140,6 @@ checkout_main(int argc, char **argv) break; default: (usage)(); - exit(1); } } @@ -151,7 +149,6 @@ checkout_main(int argc, char **argv) if (argc == 0) { warnx("no input file"); (usage)(); - exit (1); } if ((username = getlogin()) == NULL) @@ -222,13 +219,15 @@ checkout_main(int argc, char **argv) return (ret); } -void +__dead void checkout_usage(void) { fprintf(stderr, "usage: co [-TV] [-ddate] [-f[rev]] [-I[rev]] [-kmode] [-l[rev]]\n" " [-M[rev]] [-p[rev]] [-q[rev]] [-r[rev]] [-sstate]\n" " [-u[rev]] [-w[user]] [-xsuffixes] [-ztz] file ...\n"); + + exit(1); } /* Index: merge.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/merge.c,v retrieving revision 1.7 diff -u -p -r1.7 merge.c --- merge.c 23 Jul 2010 21:46:05 -0000 1.7 +++ merge.c 1 Oct 2014 08:38:52 -0000 @@ -77,7 +77,6 @@ merge_main(int argc, char **argv) exit(0); default: (usage)(); - exit(D_ERROR); } } argc -= optind; @@ -86,7 +85,6 @@ merge_main(int argc, char **argv) if (argc != 3) { warnx("%s arguments", (argc < 3) ? "not enough" : "too many"); (usage)(); - exit(D_ERROR); } for (; labels < 3; labels++) @@ -113,9 +111,11 @@ merge_main(int argc, char **argv) return (status); } -void +__dead void merge_usage(void) { (void)fprintf(stderr, "usage: merge [-EepqV] [-L label] file1 file2 file3\n"); + + exit(D_ERROR); } Index: rcsclean.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/rcsclean.c,v retrieving revision 1.52 diff -u -p -r1.52 rcsclean.c --- rcsclean.c 28 Jul 2010 09:07:11 -0000 1.52 +++ rcsclean.c 1 Oct 2014 08:39:05 -0000 @@ -60,7 +60,6 @@ rcsclean_main(int argc, char **argv) if (RCS_KWEXP_INVAL(kflag)) { warnx("invalid RCS keyword substitution mode"); (usage)(); - exit(1); } break; case 'n': @@ -90,7 +89,6 @@ rcsclean_main(int argc, char **argv) break; default: (usage)(); - exit(1); } } @@ -104,7 +102,6 @@ rcsclean_main(int argc, char **argv) if ((dirp = opendir(".")) == NULL) { warn("opendir"); (usage)(); - exit(1); } while ((dp = readdir(dirp)) != NULL) { @@ -121,12 +118,14 @@ rcsclean_main(int argc, char **argv) return (0); } -void +__dead void rcsclean_usage(void) { fprintf(stderr, "usage: rcsclean [-TV] [-kmode] [-n[rev]] [-q[rev]] [-r[rev]]\n" " [-u[rev]] [-xsuffixes] [-ztz] [file ...]\n"); + + exit(1); } static void Index: rcsdiff.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/rcsdiff.c,v retrieving revision 1.79 diff -u -p -r1.79 rcsdiff.c --- rcsdiff.c 16 Apr 2013 20:24:45 -0000 1.79 +++ rcsdiff.c 1 Oct 2014 08:40:05 -0000 @@ -117,7 +117,6 @@ rcsdiff_main(int argc, char **argv) if (RCS_KWEXP_INVAL(kflag)) { warnx("invalid RCS keyword substitution mode"); (usage)(); - exit(D_ERROR); } break; case 'n': @@ -184,7 +183,6 @@ rcsdiff_main(int argc, char **argv) break; default: (usage)(); - exit(D_ERROR); } } @@ -194,7 +192,6 @@ rcsdiff_main(int argc, char **argv) if (argc == 0) { warnx("no input file"); (usage)(); - exit(D_ERROR); } if (diff_ignore_pats != NULL) { @@ -267,12 +264,14 @@ rcsdiff_main(int argc, char **argv) return (status); } -void +__dead void rcsdiff_usage(void) { fprintf(stderr, "usage: rcsdiff [-cnquV] [-kmode] [-rrev] [-xsuffixes] [-ztz]\n" " [diff_options] file ...\n"); + + exit(D_ERROR); } static int Index: rcsmerge.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/rcsmerge.c,v retrieving revision 1.52 diff -u -p -r1.52 rcsmerge.c --- rcsmerge.c 23 Jul 2010 21:46:05 -0000 1.52 +++ rcsmerge.c 1 Oct 2014 08:40:14 -0000 @@ -68,7 +68,6 @@ rcsmerge_main(int argc, char **argv) if (RCS_KWEXP_INVAL(kflag)) { warnx("invalid RCS keyword substitution mode"); (usage)(); - exit(D_ERROR); } break; case 'p': @@ -100,7 +99,6 @@ rcsmerge_main(int argc, char **argv) break; default: (usage)(); - exit(D_ERROR); } } @@ -110,13 +108,11 @@ rcsmerge_main(int argc, char **argv) if (rev_str1 == NULL) { warnx("no base revision number given"); (usage)(); - exit(D_ERROR); } if (argc < 1) { warnx("no input file"); (usage)(); - exit(D_ERROR); } if (argc > 2 || (argc == 2 && argv[1] != NULL)) @@ -187,10 +183,12 @@ out: return (status); } -void +__dead void rcsmerge_usage(void) { fprintf(stderr, "usage: rcsmerge [-EV] [-kmode] [-p[rev]] [-q[rev]]\n" " [-xsuffixes] [-ztz] -rrev file ...\n"); + + exit(D_ERROR); } Index: rlog.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/rlog.c,v retrieving revision 1.67 diff -u -p -r1.67 rlog.c --- rlog.c 7 Jan 2014 14:08:16 -0000 1.67 +++ rlog.c 1 Oct 2014 08:40:26 -0000 @@ -58,13 +58,15 @@ static char *wlist = NULL; static char *revisions = NULL; static char *rlog_dates = NULL; -void +__dead void rlog_usage(void) { fprintf(stderr, "usage: rlog [-bhLNRtV] [-ddates] [-l[lockers]] [-r[revs]]\n" " [-sstates] [-w[logins]] [-xsuffixes]\n" " [-ztz] file ...\n"); + + exit(1); } int @@ -135,7 +137,6 @@ rlog_main(int argc, char **argv) break; default: (usage()); - exit(1); } } @@ -145,7 +146,6 @@ rlog_main(int argc, char **argv) if (argc == 0) { warnx("no input file"); (usage)(); - exit(1); } if (hflag == 1 && tflag == 1) { Index: ident.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/ident.c,v retrieving revision 1.29 diff -u -p -r1.29 ident.c --- ident.c 20 Apr 2011 19:34:16 -0000 1.29 +++ ident.c 1 Oct 2014 18:01:22 -0000 @@ -59,7 +59,6 @@ ident_main(int argc, char **argv) exit(0); default: (usage)(); - exit(1); } } @@ -161,8 +160,10 @@ out: buf_free(bp); } -void +__dead void ident_usage(void) { fprintf(stderr, "usage: ident [-qV] [file ...]\n"); + + exit(1); } Index: rcsprog.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/rcsprog.c,v retrieving revision 1.151 diff -u -p -r1.151 rcsprog.c --- rcsprog.c 12 Jul 2011 21:00:32 -0000 1.151 +++ rcsprog.c 1 Oct 2014 18:01:34 -0000 @@ -158,13 +158,15 @@ main(int argc, char **argv) } -void +__dead void rcs_usage(void) { fprintf(stderr, "usage: rcs [-IiLqTUV] [-Aoldfile] [-ausers] [-b[rev]]\n" " [-cstring] [-e[users]] [-kmode] [-l[rev]] [-mrev:msg]\n" " [-orev] [-t[str]] [-u[rev]] [-xsuffixes] file ...\n"); + + exit(1); } /* @@ -225,7 +227,6 @@ rcs_main(int argc, char **argv) if (RCS_KWEXP_INVAL(kflag)) { warnx("invalid RCS keyword substitution mode"); (usage)(); - exit(1); } break; case 'L': @@ -290,7 +291,6 @@ rcs_main(int argc, char **argv) break; default: (usage)(); - exit(1); } } @@ -300,7 +300,6 @@ rcs_main(int argc, char **argv) if (argc == 0) { warnx("no input file"); (usage)(); - exit(1); } for (i = 0; i < argc; i++) { Index: rcsprog.h =================================================================== RCS file: /cvs/src/usr.bin/rcs/rcsprog.h,v retrieving revision 1.63 diff -u -p -r1.63 rcsprog.h --- rcsprog.h 23 Jul 2010 21:46:05 -0000 1.63 +++ rcsprog.h 1 Oct 2014 18:01:42 -0000 @@ -86,44 +86,44 @@ extern struct wklhead temp_files; time_t date_parse(const char *); /* ci.c */ -int checkin_main(int, char **); -void checkin_usage(void); +int checkin_main(int, char **); +__dead void checkin_usage(void); /* co.c */ -int checkout_main(int, char **); -int checkout_rev(RCSFILE *, RCSNUM *, const char *, int, const char *, - const char *, const char *, const char *); -void checkout_usage(void); +int checkout_main(int, char **); +int checkout_rev(RCSFILE *, RCSNUM *, const char *, + int, const char *, const char *, const char *, const char *); +__dead void checkout_usage(void); /* ident.c */ -int ident_main(int, char **); -void ident_usage(void); +int ident_main(int, char **); +__dead void ident_usage(void); /* merge.c */ -int merge_main(int, char **); -void merge_usage(void); +int merge_main(int, char **); +__dead void merge_usage(void); /* rcsclean.c */ -int rcsclean_main(int, char **); -void rcsclean_usage(void); +int rcsclean_main(int, char **); +__dead void rcsclean_usage(void); /* rcsdiff.c */ -int rcsdiff_main(int, char **); -void rcsdiff_usage(void); +int rcsdiff_main(int, char **); +__dead void rcsdiff_usage(void); /* rcsmerge.c */ -int rcsmerge_main(int, char **); -void rcsmerge_usage(void); +int rcsmerge_main(int, char **); +__dead void rcsmerge_usage(void); /* rcsprog.c */ -int build_cmd(char ***, char **, int); -int rcs_getopt(int, char **, const char *); -int rcs_main(int, char **); -void rcs_usage(void); -void (*usage)(void); +int build_cmd(char ***, char **, int); +int rcs_getopt(int, char **, const char *); +int rcs_main(int, char **); +__dead void rcs_usage(void); +void (*usage)(void); /* rlog.c */ -int rlog_main(int, char **); -void rlog_usage(void); +int rlog_main(int, char **); +__dead void rlog_usage(void); #endif /* RCSPROG_H */