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Fix many GCC -Wimplicit-fallthrough warnings (#243)

Browse source 
This commit adds '/* FALLTHROUGH */' comments to fix many
GCC warnings when compiling with -Wimplicit-fallthrough.
Additionally, the existing fallthrough comments have been
changed for consistency.
This commit is contained in:
Johnothan King 2021-03-30 13:49:20 -07:00 • committed by GitHub
parent f30da49564
commit ed478ab7e3
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
73 changed files with 271 additions and 158 deletions
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7
src/cmd/INIT/mamake.c
View file

@ -864,7 +864,7 @@ substitute(Buf_t* buf, register char* s)
}
if (c != '-')
break;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 0:
case '=':
case '}':
@ -2118,7 +2118,7 @@ main(int argc, char** argv)
continue;
case 'N':
state.never = 1;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'n':
append(state.opt, " -n");
state.exec = 0;
@ -2223,7 +2223,7 @@ main(int argc, char** argv)
continue;
case 'N':
state.never = 1;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'n':
append(state.opt, " -n");
state.exec = 0;
@ -2278,6 +2278,7 @@ main(int argc, char** argv)
break;
default:
report(2, "unknown option", s, (unsigned long)0);
/* FALLTHROUGH */
case '?':
usage();
break;

14
src/cmd/INIT/proto.c
View file

@ -1013,7 +1013,7 @@ ppfsm __PARAM__((int op, register char* s), (op, s)) __OTORP__(int op; register
case 023:
for (c = 0; c <= 255; c++)
rp[c] = n;
/* FALLTHROUGH */
case 002:
_pp_fsmtab[(0+28)][fp->state+1] = n < 0 ? ~n : n;
@ -2110,7 +2110,7 @@ astlicense __PARAM__((char* p, int size, char* file, char* options, int cc1, int
break;
case -1:
c = 12;
/* FALLTHROUGH */
default:
notice.type = c;
notice.item[1].data = lic[lic[c].quote].data;
@ -2899,7 +2899,7 @@ lex __PARAM__((register Proto_t* proto, register long flags), (proto, flags)) __
if ((n = ip - bp - 1) > 0)
{
ip = bp;
do switch( n) { default : memcopy( op, ip, n); op += n; ip += n; break; case 7 : * op++ = * ip++; case 6 : * op++ = * ip++; case 5 : * op++ = * ip++; case 4 : * op++ = * ip++; case 3 : * op++ = * ip++; case 2 : * op++ = * ip++; case 1 : * op++ = * ip++; case 0 : break; } while (0);
do switch( n) { default : memcopy( op, ip, n); op += n; ip += n; break; case 7 : * op++ = * ip++; /* FALLTHROUGH */ case 6 : * op++ = * ip++; /* FALLTHROUGH */ case 5 : * op++ = * ip++; /* FALLTHROUGH */ case 4 : * op++ = * ip++; /* FALLTHROUGH */ case 3 : * op++ = * ip++; /* FALLTHROUGH */ case 2 : * op++ = * ip++; /* FALLTHROUGH */ case 1 : * op++ = * ip++; /* FALLTHROUGH */ case 0 : break; } while (0);
ip++;
}
state = ~state;
@ -3534,11 +3534,11 @@ lex __PARAM__((register Proto_t* proto, register long flags), (proto, flags)) __
break;
case ((( ((( ((( ((( ((( (( 'i')-('a'-1)))<<5)+(( 'n')-('a'-1))))<<5)+(( 'c')-('a'-1))))<<5)+(( 'l')-('a'-1))))<<5)+(( 'u')-('a'-1))))<<5)+(( 'd')-('a'-1))):
if (*ip == 'e') ip++;
/* FALLTHROUGH */
case ((( ((( ((( ((( ((( (( 'd')-('a'-1)))<<5)+(( 'e')-('a'-1))))<<5)+(( 'f')-('a'-1))))<<5)+(( 'i')-('a'-1))))<<5)+(( 'n')-('a'-1))))<<5)+(( 'e')-('a'-1))):
case ((( ((( ((( ((( ((( (( 'p')-('a'-1)))<<5)+(( 'r')-('a'-1))))<<5)+(( 'a')-('a'-1))))<<5)+(( 'g')-('a'-1))))<<5)+(( 'm')-('a'-1))))<<5)+(( 'a')-('a'-1))):
if (*ip < 'a' || *ip > 'z') break;
/* FALLTHROUGH */
default:
flags |= (1L<<12)|(1L<<15);
im = bp - 1;
@ -4260,7 +4260,7 @@ if !defined(va_start)\n\
call = 0;
break;
}
/* FALLTHROUGH */
case (0401+0):
fsm_id:
@ -5161,7 +5161,7 @@ main __PARAM__((int argc, char** argv), (argc, argv)) __OTORP__(int argc; char**
continue;
default:
proto_error(((char*)0), 2, file, "unknown option");
/* FALLTHROUGH */
case '?':
b = "Usage: proto [-dfhinprstvzP+S] [-C directory] [-e package] [-l file]\n [-o \"name='value' ...\"] [-L file] file ...\n";
write(2, b, sstrlen( b));

17
src/cmd/INIT/ratz.c
View file

@ -2983,6 +2983,7 @@ int flush;
strm->adler = state->check = REVERSE(hold);
INITBITS();
state->mode = DICT;
/* FALLTHROUGH */
case DICT:
if (state->havedict == 0) {
RESTORE();
@ -2990,8 +2991,10 @@ int flush;
}
strm->adler = state->check = adler32(0L, Z_NULL, 0);
state->mode = TYPE;
/* FALLTHROUGH */
case TYPE:
if (flush == Z_BLOCK) goto inf_leave;
/* FALLTHROUGH */
case TYPEDO:
if (state->last) {
BYTEBITS();
@ -3037,6 +3040,7 @@ int flush;
state->length));
INITBITS();
state->mode = COPY;
/* FALLTHROUGH */
case COPY:
copy = state->length;
if (copy) {
@ -3072,6 +3076,7 @@ int flush;
Tracev((stderr, "inflate: table sizes ok\n"));
state->have = 0;
state->mode = LENLENS;
/* FALLTHROUGH */
case LENLENS:
while (state->have < state->ncode) {
NEEDBITS(3);
@ -3093,6 +3098,7 @@ int flush;
Tracev((stderr, "inflate: code lengths ok\n"));
state->have = 0;
state->mode = CODELENS;
/* FALLTHROUGH */
case CODELENS:
while (state->have < state->nlen + state->ndist) {
for (;;) {
@ -3167,6 +3173,7 @@ int flush;
}
Tracev((stderr, "inflate: codes ok\n"));
state->mode = LEN;
/* FALLTHROUGH */
case LEN:
if (have >= 6 && left >= 258) {
RESTORE();
@ -3210,6 +3217,7 @@ int flush;
}
state->extra = (unsigned)(this.op) & 15;
state->mode = LENEXT;
/* FALLTHROUGH */
case LENEXT:
if (state->extra) {
NEEDBITS(state->extra);
@ -3218,6 +3226,7 @@ int flush;
}
Tracevv((stderr, "inflate: length %u\n", state->length));
state->mode = DIST;
/* FALLTHROUGH */
case DIST:
for (;;) {
this = state->distcode[BITS(state->distbits)];
@ -3243,6 +3252,7 @@ int flush;
state->offset = (unsigned)this.val;
state->extra = (unsigned)(this.op) & 15;
state->mode = DISTEXT;
/* FALLTHROUGH */
case DISTEXT:
if (state->extra) {
NEEDBITS(state->extra);
@ -3263,6 +3273,7 @@ int flush;
}
Tracevv((stderr, "inflate: distance %u\n", state->offset));
state->mode = MATCH;
/* FALLTHROUGH */
case MATCH:
if (left == 0) goto inf_leave;
copy = out - left;
@ -3318,6 +3329,7 @@ int flush;
}
#ifdef GUNZIP
state->mode = LENGTH;
/* FALLTHROUGH */
case LENGTH:
if (state->wrap && state->flags) {
NEEDBITS(32);
@ -3331,6 +3343,7 @@ int flush;
}
#endif
state->mode = DONE;
/* FALLTHROUGH */
case DONE:
ret = Z_STREAM_END;
goto inf_leave;
@ -4861,7 +4874,7 @@ char** argv;
return 0;
default:
fprintf(stderr, "%s: -%c: unknown option\n", state.id, c);
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '?':
usage();
break;
@ -5233,7 +5246,7 @@ char** argv;
break;
}
c = 1;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 1:
for (e = (s = buf) + sizeof(header); s < e; s++)
*s = a2x[*(unsigned char*)s];

2
src/cmd/INIT/release.c
View file

@ -308,7 +308,7 @@ main(int argc, char** argv)
return 0;
default:
fprintf(stderr, "release: -%c: unknown option\n", i);
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '?':
usage();
break;

1
src/cmd/builtin/pty.c
View file

@ -1037,6 +1037,7 @@ b_pty(int argc, char** argv, Shbltin_t* context)
continue;
case 'l':
log = opt_info.arg;
/* FALLTHROUGH */
case 'm':
messages = opt_info.arg;
continue;

2
src/cmd/ksh93/bltins/getopts.c
View file

@ -128,7 +128,7 @@ int b_getopts(int argc,char *argv[],Shbltin_t *context)
if(mode==0)
errormsg(SH_DICT,ERROR_usage(2), "%s", opt_info.arg);
opt_info.option[1] = '?';
/* FALL THRU */
/* FALLTHROUGH */
case ':':
key[0] = opt_info.option[1];
if(strmatch(opt_info.arg,"*unknown*"))

1
src/cmd/ksh93/bltins/hist.c
View file

@ -89,6 +89,7 @@ int b_hist(int argc,char *argv[], Shbltin_t *context)
range[++indx] = flag;
break;
}
/* FALLTHROUGH */
case ':':
errormsg(SH_DICT,2, "%s", opt_info.arg);
break;

6
src/cmd/ksh93/bltins/print.c
View file

@ -716,7 +716,7 @@ static int extend(Sfio_t* sp, void* v, Sffmt_t* fe)
break;
case 'q':
format = 's';
/* FALL THROUGH */
/* FALLTHROUGH */
case 's':
case 'H':
case 'B':
@ -798,6 +798,7 @@ static int extend(Sfio_t* sp, void* v, Sffmt_t* fe)
fe->flags |=SFFMT_ALTER;
}
}
/* FALLTHROUGH */
case 'b':
case 's':
case 'B':
@ -837,12 +838,14 @@ static int extend(Sfio_t* sp, void* v, Sffmt_t* fe)
case 'u':
case 'U':
longmax = LDBL_ULLONG_MAX;
/* FALLTHROUGH */
case '.':
if(fe->size==2 && strchr("bcsqHPRQTZ",*fe->form))
{
value->ll = ((unsigned char*)argp)[0];
break;
}
/* FALLTHROUGH */
case 'd':
case 'D':
case 'i':
@ -1096,6 +1099,7 @@ static int fmtvecho(const char *string, struct printf *pp)
c <<= 3;
c |= (*cp-'0');
}
/* FALLTHROUGH */
default:
cp--;
}

5
src/cmd/ksh93/bltins/read.c
View file

@ -599,6 +599,7 @@ int sh_readline(register Shell_t *shp,char **names, volatile int fd, int flags,s
case S_ERR:
cp++;
/* FALLTHROUGH */
case S_EOF:
/* check for end of buffer */
if(val && *val)
@ -660,7 +661,7 @@ int sh_readline(register Shell_t *shp,char **names, volatile int fd, int flags,s
#endif /* SHOPT_MULTIBYTE */
if(c!=S_DELIM)
break;
/* FALL THRU */
/* FALLTHROUGH */
case S_DELIM:
if(!del)
@ -671,7 +672,7 @@ int sh_readline(register Shell_t *shp,char **names, volatile int fd, int flags,s
while((c=shp->ifstable[*cp++])==S_SPACE);
break;
}
/* FALL THRU */
/* FALLTHROUGH */
case 0:
if(val==0 || was_escape)

3
src/cmd/ksh93/bltins/test.c
View file

@ -166,7 +166,7 @@ int b_test(int argc, char *argv[],Shbltin_t *context)
if(!not)
break;
argv++;
/* fall through */
/* FALLTHROUGH */
case 4:
{
register int op = sh_lookup(cp=argv[2],shtab_testops);
@ -434,6 +434,7 @@ int test_unop(Shell_t *shp,register int op,register const char *arg)
return(*arg == 0);
case 's':
sfsync(sfstdout);
/* FALLTHROUGH */
case 'O':
case 'G':
if(*arg==0 || test_stat(arg,&statb)<0)

1
src/cmd/ksh93/bltins/trap.c
View file

@ -211,6 +211,7 @@ int b_kill(int argc,char *argv[],Shbltin_t *context)
goto endopts;
case 'L':
usemenu = -1;
/* FALLTHROUGH */
case 'l':
flag |= L_FLAG;
break;

2
src/cmd/ksh93/bltins/typeset.c
View file

@ -256,6 +256,7 @@ int b_typeset(int argc,register char *argv[],Shbltin_t *context)
tdata.argnum = (int)opt_info.num;
break;
}
/* FALLTHROUGH */
case 'F':
case 'X':
if(!opt_info.arg || (tdata.argnum = opt_info.num) <0)
@ -1230,6 +1231,7 @@ static int unall(int argc, char **argv, register Dt_t *troot, Shell_t* shp)
break;
case 'n':
nflag = NV_NOREF;
/* FALLTHROUGH */
case 'v':
troot = shp->var_tree;
break;

2
src/cmd/ksh93/bltins/whence.c
View file

@ -109,7 +109,7 @@ int b_whence(int argc,char *argv[],Shbltin_t *context)
{
case 'a':
flags |= A_FLAG;
/* FALL THRU */
/* FALLTHROUGH */
case 'v':
flags |= V_FLAG;
break;

2
src/cmd/ksh93/edit/completion.c
View file

@ -190,7 +190,7 @@ static char *find_begin(char outbuff[], char *last, int endchar, int *type)
case '~':
if(*cp=='(')
break;
/* fall through */
/* FALLTHROUGH */
default:
if(c && c==endchar)
return(xp);

2
src/cmd/ksh93/edit/edit.c
View file

@ -692,7 +692,7 @@ void ed_setup(register Edit_t *ep, int fd, int reedit)
case '\r':
if(pp == (ep->e_prompt+2)) /* quote char */
myquote = *(pp-1);
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '\n':
/* start again */

4
src/cmd/ksh93/edit/emacs.c
View file

@ -566,6 +566,7 @@ update:
case KILLCHAR :
cur = 0;
oadjust = -1;
/* FALLTHROUGH */
case cntl('K') :
if(oadjust >= 0)
{
@ -983,6 +984,7 @@ static int escape(register Emacs_t* ep,register genchar *out,int count)
if(ch=='\n')
ed_ungetchar(ep->ed,'\n');
#endif /* SHOPT_EDPREDICT */
/* FALLTHROUGH */
/* file name expansion */
case ESC :
#if SHOPT_EDPREDICT
@ -1001,6 +1003,7 @@ static int escape(register Emacs_t* ep,register genchar *out,int count)
}
#endif /* SHOPT_EDPREDICT */
i = '\\'; /* filename completion */
/* FALLTHROUGH */
case '*': /* filename expansion */
case '=': /* escape = - list all matching file names */
ep->mark = cur;
@ -1144,6 +1147,7 @@ static int escape(register Emacs_t* ep,register genchar *out,int count)
ed_ungetchar(ep->ed,i);
}
i = '_';
/* FALLTHROUGH */
default:
/* look for user defined macro definitions */

3
src/cmd/ksh93/edit/hexpand.c
View file

@ -250,6 +250,7 @@ int hist_expand(const char *ln, char **xp)
if(!isdigit(*(cp+1)))
goto string_event;
cp++;
/* FALLTHROUGH */
case '0': /* reference by number */
case '1':
case '2':
@ -273,6 +274,7 @@ int hist_expand(const char *ln, char **xp)
case '?':
cp++;
flag |= HIST_QUESTION;
/* FALLTHROUGH */
string_event:
default:
/* read until end of string or word designator/modifier */
@ -376,6 +378,7 @@ getline:
sfseek(wm, 0, SEEK_SET);
goto skip;
}
/* FALLTHROUGH */
default:
skip2:
cp--;

19
src/cmd/ksh93/edit/vi.c
View file

@ -836,6 +836,7 @@ static int cntlmode(Vi_t *vp)
case BAD:
/*** no match ***/
ed_ringbell();
/* FALLTHROUGH */
default:
if( vp->u_column == INVALID )
@ -956,6 +957,7 @@ static int cntlmode(Vi_t *vp)
if(vp->repeat_set==0)
goto vcommand;
#endif /* KSHELL */
/* FALLTHROUGH */
case 'G': /** goto command repeat **/
if(vp->repeat_set==0)
@ -1014,11 +1016,13 @@ static int cntlmode(Vi_t *vp)
}
refresh(vp,INPUT);
}
/* FALLTHROUGH */
case '\n': /** send to shell **/
#if SHOPT_EDPREDICT
if(!vp->ed->hlist)
return(ENTER);
return(ENTER);
/* FALLTHROUGH */
case '\t': /** bring choice to edit **/
if(vp->ed->hlist)
{
@ -1045,6 +1049,7 @@ static int cntlmode(Vi_t *vp)
if(c=='[')
continue;
}
/* FALLTHROUGH */
default:
ringbell:
ed_ringbell();
@ -1519,6 +1524,7 @@ static void getline(register Vi_t* vp,register int mode)
if( cur_virt != INVALID )
continue;
vp->addnl = 0;
/* FALLTHROUGH */
case '\n': /** newline or return **/
if( mode != SEARCH )
@ -1552,7 +1558,7 @@ static void getline(register Vi_t* vp,register int mode)
}
vp->ed->e_tabcount = 0;
}
/* FALL THRU*/
/* FALLTHROUGH */
default:
if( mode == REPLACE )
{
@ -1610,7 +1616,7 @@ static int mvcursor(register Vi_t* vp,register int motion)
tcur_virt = vp->repeat-1;
if(tcur_virt <= last_virt)
break;
/* fall through */
/* FALLTHROUGH */
case '$': /** End of line **/
tcur_virt = last_virt;
@ -1748,6 +1754,7 @@ static int mvcursor(register Vi_t* vp,register int motion)
case 'f': /** find new char forward **/
bound = last_virt;
incr = 1;
/* FALLTHROUGH */
case 'T': /** find up to new char backward **/
case 'F': /** find new char backward **/
@ -2444,10 +2451,12 @@ addin:
if(vp->ed->e_tabcount!=1)
return(BAD);
c = '=';
/* FALLTHROUGH */
case '*': /** do file name expansion in place **/
case '\\': /** do file name completion in place **/
if( cur_virt == INVALID )
return(BAD);
/* FALLTHROUGH */
case '=': /** list file name expansions **/
save_v(vp);
i = last_virt;
@ -2528,10 +2537,12 @@ addin:
while(i = *p++);
return(APPEND);
}
/* FALLTHROUGH */
case 'A': /** append to end of line **/
cur_virt = last_virt;
sync_cursor(vp);
/* FALLTHROUGH */
case 'a': /** append **/
if( fold(mode) == 'A' )
@ -2551,6 +2562,7 @@ addin:
case 'I': /** insert at beginning of line **/
cur_virt = first_virt;
sync_cursor(vp);
/* FALLTHROUGH */
case 'i': /** insert **/
if( fold(mode) == 'I' )
@ -2627,6 +2639,7 @@ deleol:
vp->ocur_virt = INVALID;
--cur_virt;
}
/* FALLTHROUGH */
case 'p': /** print **/
if( p[0] == '\0' )

2
src/cmd/ksh93/sh/args.c
View file

@ -216,13 +216,13 @@ int sh_argopts(int argc,register char *argv[], void *context)
ap->kiafile = opt_info.arg;
n = 'n';
}
/*FALLTHROUGH*/
#endif /* SHOPT_KIA */
#if SHOPT_REGRESS
goto skip;
case 'I':
continue;
#endif /* SHOPT_REGRESS */
/* FALLTHROUGH */
skip:
default:
if(cp=strchr(optksh,n))

2
src/cmd/ksh93/sh/fcin.c
View file

@ -157,7 +157,7 @@ int _fcmbget(short *len)
{
case -1:
*len = 1;
/* fall through */
/* FALLTHROUGH */
case 0:
case 1:
c=fcget();

25
src/cmd/ksh93/sh/lex.c
View file

@ -470,7 +470,7 @@ int sh_lex(Lex_t* lp)
return(lp->token=EOFSYM);
n = S_NLTOK;
shp->inlineno--;
/* FALL THRU */
/* FALLTHROUGH */
case S_NLTOK:
/* check for here-document */
if(lp->heredoc)
@ -491,7 +491,7 @@ int sh_lex(Lex_t* lp)
}
lp->lex.reservok = !lp->lex.intest;
lp->lex.skipword = 0;
/* FALL THRU */
/* FALLTHROUGH */
case S_NL:
/* skip over new-lines */
lp->lex.last_quote = 0;
@ -502,6 +502,7 @@ int sh_lex(Lex_t* lp)
lp->comp_assign = 0;
return(lp->token='\n');
}
/* FALLTHROUGH */
case S_BLNK:
if(lp->lex.incase<=TEST_RE)
continue;
@ -686,7 +687,7 @@ int sh_lex(Lex_t* lp)
case S_NAME:
if(!lp->lex.skipword)
lp->lex.reservok *= 2;
/* FALL THRU */
/* FALLTHROUGH */
case S_TILDE:
if(c=='~' && mode==ST_NESTED)
{
@ -697,6 +698,7 @@ int sh_lex(Lex_t* lp)
}
continue;
}
/* FALLTHROUGH */
case S_RES:
if(!lp->lexd.dolparen)
lp->lexd.first = fcseek(0)-LEN;
@ -808,7 +810,7 @@ int sh_lex(Lex_t* lp)
wordflags |=(ARG_MAC|ARG_EXP);
if(mode==ST_QUOTE)
ingrave = !ingrave;
/* FALL THRU */
/* FALLTHROUGH */
case S_QUOTE:
if(oldmode(lp)==ST_NONE && lp->lexd.arith) /* in ((...)) */
{
@ -914,10 +916,11 @@ int sh_lex(Lex_t* lp)
setchar(lp,c);
continue;
}
/* FALL THRU */
/* FALLTHROUGH */
case S_ALP:
if(c=='.' && endchar(lp)=='$')
goto err;
/* FALLTHROUGH */
case S_SPC2:
case S_DIG:
wordflags |= ARG_MAC;
@ -938,9 +941,11 @@ int sh_lex(Lex_t* lp)
case '!':
if(n!=S_ALP)
goto dolerr;
/* FALLTHROUGH */
case '#':
if(c=='#')
n = S_ALP;
/* FALLTHROUGH */
case RBRACE:
if(n==S_ALP)
{
@ -1150,7 +1155,7 @@ int sh_lex(Lex_t* lp)
continue;
case S_EQ:
assignment = lp->assignok;
/* FALL THRU */
/* FALLTHROUGH */
case S_COLON:
if(assignment)
{
@ -1254,7 +1259,7 @@ int sh_lex(Lex_t* lp)
}
case S_PAT:
wordflags |= ARG_EXP;
/* FALL THRU */
/* FALLTHROUGH */
case S_EPAT:
epat:
if(fcgetc(n)==LPAREN && c!='[')
@ -1419,7 +1424,7 @@ breakloop:
case TEST_SEQ:
if(lp->lexd.warn && state[1]==0)
errormsg(SH_DICT,ERROR_warn(0),e_lexobsolete3,shp->inlineno);
/* FALL THRU */
/* FALLTHROUGH */
default:
if(lp->lex.testop2)
{
@ -1434,7 +1439,7 @@ breakloop:
lp->token = TESTBINOP;
return(lp->token);
}
/* FALLTHROUGH */
case TEST_OR: case TEST_AND:
case 0:
return(lp->token=0);
@ -1649,7 +1654,7 @@ static int comsub(register Lex_t *lp, int endtok)
goto rbrace;
if(c>0)
fcseek(-LEN);
/* fall through */
/* FALLTHROUGH */
default:
lp->lex.reservok = 1;
}

10
src/cmd/ksh93/sh/macro.c
View file

@ -390,7 +390,7 @@ void sh_machere(Shell_t *shp,Sfio_t *infile, Sfio_t *outfile, char *string)
case S_EOF:
if((c=fcfill()) > 0)
goto again;
/* FALL THRU */
/* FALLTHROUGH */
default:
regular:
sfputc(outfile,'$');
@ -464,6 +464,7 @@ static void copyto(register Mac_t *mp,int endch, int newquote)
case -1: /* illegal multi-byte char */
case 0:
len = 1;
/* FALLTHROUGH */
case 1:
n = state[*(unsigned char*)cp++];
break;
@ -643,6 +644,7 @@ static void copyto(register Mac_t *mp,int endch, int newquote)
goto pattern;
continue;
}
/* FALLTHROUGH */
case S_EOF:
if(c)
{
@ -667,6 +669,7 @@ static void copyto(register Mac_t *mp,int endch, int newquote)
case S_QUOTE:
if(mp->lit || mp->arith)
break;
/* FALLTHROUGH */
case S_LIT:
if(mp->arith)
{
@ -729,6 +732,7 @@ static void copyto(register Mac_t *mp,int endch, int newquote)
cp = first = fcseek(0);
break;
}
/* FALLTHROUGH */
case S_PAT:
if(mp->pattern && !(mp->quote || mp->lit))
{
@ -1102,7 +1106,7 @@ retry1:
/* This code handles ${#} */
c = mode;
mode = type = 0;
/* FALL THRU */
/* FALLTHROUGH */
case S_SPC1:
if(type==M_BRACE)
{
@ -1129,7 +1133,7 @@ retry1:
goto retry1;
}
}
/* FALL THRU */
/* FALLTHROUGH */
case S_SPC2:
var = 0;
*id = c;

2
src/cmd/ksh93/sh/name.c
View file

@ -769,10 +769,12 @@ Namval_t *nv_create(const char *name, Dt_t *root, int flags, Namfun_t *dp)
sp = (char*)name+c;
c = '.';
}
/* FALLTHROUGH */
skip:
case '+':
case '=':
*sp = 0;
/* FALLTHROUGH */
case 0:
isref = 0;
dp->last = cp;

8
src/cmd/ksh93/sh/parse.c
View file

@ -501,7 +501,7 @@ static Shnode_t *sh_cmd(Lex_t *lexp, register int sym, int flag)
{
case COOPSYM: /* set up a cooperating process */
type |= (FPIN|FPOU|FPCL|FCOOP);
/* FALL THRU */
/* FALLTHROUGH */
case '&':
if(left)
{
@ -510,7 +510,7 @@ static Shnode_t *sh_cmd(Lex_t *lexp, register int sym, int flag)
left = left->par.partre;
left = makeparent(lexp,TFORK|type, left);
}
/* FALL THRU */
/* FALLTHROUGH */
case ';':
if(!left)
sh_syntax(lexp);
@ -520,6 +520,7 @@ static Shnode_t *sh_cmd(Lex_t *lexp, register int sym, int flag)
case EOFSYM:
if(sym==NL)
break;
/* FALLTHROUGH */
default:
if(sym && sym!=lexp->token)
{
@ -1304,7 +1305,7 @@ static Shnode_t *item(Lex_t *lexp,int flag)
default:
if(io==0)
return(0);
/* FALLTHROUGH */
case ';':
if(io==0)
{
@ -1314,6 +1315,7 @@ static Shnode_t *item(Lex_t *lexp,int flag)
sh_syntax(lexp);
showme = FSHOWME;
}
/* FALLTHROUGH */
/* simple command */
case 0:
t = (Shnode_t*)simple(lexp,flag,io);

4
src/cmd/ksh93/sh/path.c
View file

@ -1218,11 +1218,12 @@ pid_t path_spawn(Shell_t *shp,const char *opath,register char **argv, char **env
#endif
}
}
/* FALL THROUGH */
#ifdef ENAMETOOLONG
/* FALLTHROUGH */
case ENAMETOOLONG:
#endif /* ENAMETOOLONG */
#if !SHOPT_SUID_EXEC
/* FALLTHROUGH */
case EPERM:
#endif
shp->path_err = errno;
@ -1242,6 +1243,7 @@ pid_t path_spawn(Shell_t *shp,const char *opath,register char **argv, char **env
errormsg(SH_DICT,ERROR_system(ERROR_NOEXEC),"command -x: could not execute %s",path);
return(pid);
}
/* FALLTHROUGH */
default:
errormsg(SH_DICT,ERROR_system(ERROR_NOEXEC),e_exec,path);
}

13
src/cmd/ksh93/sh/streval.c
View file

@ -238,6 +238,7 @@ Sfdouble_t arith_exec(Arith_t *ep)
continue;
case A_ASSIGNOP1:
node.emode |= ARITH_ASSIGNOP;
/* FALLTHROUGH */
case A_PUSHV:
cp = roundptr(ep,cp,Sfdouble_t*);
dp = *((Sfdouble_t**)cp);
@ -282,6 +283,7 @@ Sfdouble_t arith_exec(Arith_t *ep)
continue;
case A_ASSIGNOP:
node.nosub = lastsub;
/* FALLTHROUGH */
case A_STORE:
cp = roundptr(ep,cp,Sfdouble_t*);
dp = *((Sfdouble_t**)cp);
@ -532,7 +534,7 @@ static int gettok(register struct vars *vp)
op = A_DIG;
else
op = A_REG;
/*FALL THRU*/
/* FALLTHROUGH */
case A_DIG: case A_REG: case A_LIT:
keep:
ungetchr(vp);
@ -551,10 +553,10 @@ static int gettok(register struct vars *vp)
op -= 2;
break;
}
/* FALL THRU */
/* FALLTHROUGH */
case A_NOT: case A_COLON:
c = '=';
/* FALL THRU */
/* FALLTHROUGH */
case A_ASSIGN:
case A_TIMES:
case A_PLUS: case A_MINUS:
@ -608,7 +610,7 @@ again:
case A_PLUSPLUS:
c = A_LVALUE;
op = A_INCR|T_NOFLOAT;
/* FALL THRU */
/* FALLTHROUGH */
case A_TILDE:
op |= T_NOFLOAT;
common:
@ -762,6 +764,7 @@ again:
case A_MINUSMINUS:
wasop=0;
op |= T_NOFLOAT;
/* FALLTHROUGH */
case A_ASSIGN:
if(!lvalue.value)
ERROR(vp,e_notlvalue);
@ -827,7 +830,7 @@ again:
case A_AND: case A_OR: case A_XOR: case A_LSHIFT:
case A_RSHIFT: case A_MOD:
op |= T_NOFLOAT;
/* FALL THRU */
/* FALLTHROUGH */
case A_PLUS: case A_MINUS: case A_TIMES: case A_DIV:
case A_EQ: case A_NEQ: case A_LT: case A_LE:
case A_GT: case A_GE: case A_POW:

4
src/cmd/ksh93/sh/xec.c
View file

@ -572,7 +572,7 @@ static void out_pattern(Sfio_t *iop, register const char *cp, int n)
case '\\':
if (!(c = *++cp))
c = '\\';
/*FALLTHROUGH*/
/* FALLTHROUGH */
case ' ':
case '<': case '>': case ';':
case '$': case '`': case '\t':
@ -1558,6 +1558,7 @@ int sh_exec(register const Shnode_t *t, int flags)
break;
}
}
/* FALLTHROUGH */
case TFORK:
{
register pid_t parent;
@ -1821,6 +1822,7 @@ int sh_exec(register const Shnode_t *t, int flags)
sh_done(shp,0);
}
}
/* FALLTHROUGH */
case TSETIO:
{

2
src/lib/libast/aso/asolock.c
View file

@ -44,7 +44,7 @@ asolock(unsigned int volatile* lock, unsigned int key, int type)
case ASO_LOCK:
if (*lock == key)
return 0;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case ASO_SPINLOCK:
for (k = 0; asocasint(lock, 0, key) != 0; ASOLOOP(k));
return 0;

8
src/lib/libast/astsa/strmatch.c
View file

@ -115,7 +115,7 @@ gobble(Match_t* mp, register char* s, register int sub, int* g, int clear)
case '\\':
if (mbgetchar(s))
break;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 0:
return 0;
case '[':
@ -295,7 +295,7 @@ onematch(Match_t* mp, int g, char* s, char* p, char* e, char* r, int flags)
if (n <= g && mp->current.beg[n])
pc = *mp->current.beg[n];
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
if (icase && isupper(pc))
pc = tolower(pc);
@ -321,7 +321,7 @@ onematch(Match_t* mp, int g, char* s, char* p, char* e, char* r, int flags)
case 0:
if (!(flags & STR_MAXIMAL))
sc = 0;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '|':
case '&':
case ')':
@ -502,7 +502,7 @@ onematch(Match_t* mp, int g, char* s, char* p, char* e, char* r, int flags)
break;
}
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
if (icase && isupper(pc))
pc = tolower(pc);

2
src/lib/libast/comp/getopt.c
View file

@ -56,7 +56,7 @@ getopt(int argc, char* const* argv, const char* optstring)
{
case ':':
n = '?';
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '?':
if (opterr && (!optstring || *optstring != ':'))
{

4
src/lib/libast/disc/sfdcmore.c
View file

@ -190,11 +190,11 @@ Sfdisc_t* dp;
{
case '\t':
more->col = ((more->col + 8) & ~7) - 1;
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
if (++more->col <= more->cols || s < e && *s == '\n')
continue;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '\n':
more->col = 1;
if (++more->row < more->rows)

2
src/lib/libast/misc/fastfind.c
View file

@ -1013,7 +1013,7 @@ findwrite(register Find_t* fp, const char* path, size_t len, const char* type)
else
u = 0;
sfputu(fp->fp, u);
/*FALLTHROUGH...*/
/* FALLTHROUGH */
case FF_dir:
d = n - fp->encode.prefix;
sfputl(fp->fp, d);

16
src/lib/libast/misc/fts.c
View file

@ -856,7 +856,7 @@ fts_read(register FTS* fts)
t = f;
f = f->fts_link;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 0:
@ -864,7 +864,7 @@ fts_read(register FTS* fts)
order(fts);
if (!(f = fts->todo))
return 0;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_todo:
@ -914,7 +914,7 @@ fts_read(register FTS* fts)
return 0;
memcpy(fts->base, f->name, fts->baselen + 1);
fts->name = fts->cd ? fts->path : fts->base;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_preorder:
@ -956,7 +956,7 @@ fts_read(register FTS* fts)
fts->state = FTS_preorder_return;
goto note;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_preorder_resume:
@ -997,7 +997,7 @@ fts_read(register FTS* fts)
if (fts->endbase[-1] != '/')
*fts->endbase++ = '/';
fts->current = f;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_readdir:
@ -1147,7 +1147,7 @@ fts_read(register FTS* fts)
fts->state = FTS_children_return;
goto note;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_children_resume:
@ -1158,7 +1158,7 @@ fts_read(register FTS* fts)
fts->todo = fts->top;
fts->top = 0;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_popstack:
@ -1168,7 +1168,7 @@ fts_read(register FTS* fts)
fts->nd = 0;
f = fts->current;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_popstack_resume:

1
src/lib/libast/misc/glob.c
View file

@ -380,6 +380,7 @@ again:
case '(':
if (!(gp->gl_flags & GLOB_AUGMENTED))
continue;
/* FALLTHROUGH */
case '*':
case '?':
meta = MATCH_META;

15
src/lib/libast/misc/magic.c
View file

@ -550,7 +550,7 @@ ckmagic(register Magic_t* mp, const char* file, char* buf, char* end, struct sta
case '|':
if (mp->keep[level] > 1)
goto checknest;
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
if (!mp->keep[level])
{
@ -678,7 +678,7 @@ ckmagic(register Magic_t* mp, const char* file, char* buf, char* end, struct sta
case 'e':
if (!(p = getdata(mp, num, 0)))
goto next;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'E':
if (!ep->value.sub)
goto next;
@ -714,7 +714,7 @@ ckmagic(register Magic_t* mp, const char* file, char* buf, char* end, struct sta
case 'm':
if (!(p = getdata(mp, num, 0)))
goto next;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'M':
case 'S':
checkstr:
@ -1356,7 +1356,7 @@ cklang(register Magic_t* mp, const char* file, char* buf, char* end, struct stat
mp->mime = "application/x-cc";
break;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'y':
case 'Y':
t1 = "yacc ";
@ -1462,13 +1462,16 @@ cklang(register Magic_t* mp, const char* file, char* buf, char* end, struct stat
case 4:
if (b < e && (*b++ & 0xc0) != 0x80)
break;
/* FALLTHROUGH */
case 3:
if (b < e && (*b++ & 0xc0) != 0x80)
break;
/* FALLTHROUGH */
case 2:
if (b < e && (*b++ & 0xc0) != 0x80)
break;
n = 1;
/* FALLTHROUGH */
case 0:
if (b >= e)
{
@ -1803,7 +1806,7 @@ load(register Magic_t* mp, char* file, register Sfio_t* fp)
ep->nest = '1';
}
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '+':
case '&':
case '|':
@ -1812,7 +1815,7 @@ load(register Magic_t* mp, char* file, register Sfio_t* fp)
default:
if ((mp->flags & MAGIC_VERBOSE) && !isalpha(*p) && mp->disc->errorf)
(*mp->disc->errorf)(mp, mp->disc, 1, "`%c': invalid line continuation operator", *p);
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '*':
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':

2
src/lib/libast/misc/optget.c
View file

@ -2516,7 +2516,7 @@ opthelp(const char* oopts, const char* what)
for (q = o; q < e; q++)
if (!(q->flags & OPT_ignore) && !streq(q->catalog, o->catalog))
o = q;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case STYLE_posix:
sfputc(mp, '\f');
break;

2
src/lib/libast/misc/procopen.c
View file

@ -869,7 +869,7 @@ sfsync(sfstderr);
proc->wfd = poi[1];
close(poi[0]);
#endif
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 1:
proc->rfd = pio[0];
close(pio[1]);

2
src/lib/libast/misc/recstr.c
View file

@ -69,7 +69,7 @@ recstr(register const char* s, char** e)
case 'f':
case 'F':
while (*++s == ' ' || *s == '\t' || *s == ',');
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '+':
case '0': case '1': case '2': case '3': case '4':
case '5': case '6': case '7': case '8': case '9':

2
src/lib/libast/path/pathcanon.c
View file

@ -87,7 +87,7 @@ pathcanon_20100601(char* path, size_t size, int flags)
break;
case 0:
s--;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '/':
while (*s == '/') s++;
switch (dots)

2
src/lib/libast/port/astlicense.c
View file

@ -753,7 +753,7 @@ astlicense(char* p, int size, char* file, char* options, int cc1, int cc2, int c
break;
case -1:
c = SPECIAL;
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
notice.type = c;
notice.item[CLASS].data = lic[lic[c].quote].data;

2
src/lib/libast/port/astquery.c
View file

@ -89,7 +89,7 @@ astquery(int quit, const char* format, ...)
{
case EOF:
n = c;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '\n':
switch (n)
{

2
src/lib/libast/port/mc.c
View file

@ -171,7 +171,7 @@ mcfind(const char* locale, const char* catalog, int category, int nls, char* pat
p += sizeof(lc_messages) - 1;
goto case_C;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
if (s < e)
*s++ = c;

14
src/lib/libast/regex/regcomp.c
View file

@ -775,7 +775,7 @@ magic(register Cenv_t* env, register int c, int escaped)
env->token.len += ep - sp;
return n;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case T_BACK+8:
case T_BACK+9:
if (env->type == SRE || c == T_BACK && !(env->flags & (REG_LENIENT|REG_REGEXP)))
@ -2102,7 +2102,7 @@ grp(Cenv_t* env, int parno)
env->error = REG_BADRPT;
return 0;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 0:
case T_CLOSE:
x = 0;
@ -2177,7 +2177,7 @@ grp(Cenv_t* env, int parno)
case 'X':
if (typ >= 0 || env->type == ERE && (env->flags & REG_CLASS_ESCAPE))
break; /* PCRE_EXTRA */
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'A':
env->flags &= ~(REG_AUGMENTED|REG_EXTENDED|REG_LITERAL|REG_REGEXP|REG_SHELL|REG_LEFT|REG_RIGHT);
env->flags |= REG_AUGMENTED|REG_EXTENDED;
@ -2291,7 +2291,7 @@ grp(Cenv_t* env, int parno)
return 0;
case 'D':
x = REX_NEST_delimiter;
/*FALLTHROUGH*/
/* FALLTHROUGH */
delimiter:
if ((i = chr(env, &esc)) < 0)
goto invalid;
@ -2317,7 +2317,7 @@ grp(Cenv_t* env, int parno)
continue;
case 'Q':
x = REX_NEST_quote;
/*FALLTHROUGH*/
/* FALLTHROUGH */
quote:
if ((i = chr(env, &esc)) < 0)
goto invalid;
@ -2512,7 +2512,7 @@ grp(Cenv_t* env, int parno)
env->paren[c]->re.group.back = 1;
return rep(env, node(env, REX_BACK, c, 0, 0), 0, 0);
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
env->error = REG_BADRPT;
return 0;
@ -3182,7 +3182,7 @@ special(Cenv_t* env, regex_t* p)
e = e->re.group.expr.rex;
if (e->type != REX_DOT)
return 0;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case REX_DOT:
if (e->lo == 0 && e->hi == RE_DUP_INF)
break;

4
src/lib/libast/regex/regnexec.c
View file

@ -770,7 +770,7 @@ nestmatch(register unsigned char* s, register unsigned char* e, const unsigned s
if (!--n)
return s;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case REX_NEST_open:
if (c == co)
{
@ -1444,7 +1444,7 @@ DEBUG_TEST(0x0200,(sfprintf(sfstdout,"AHA#%04d 0x%04x parse %s=>%s `%-.*s'\n", _
break;
case GOOD:
r = GOOD;
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
continue;
}

7
src/lib/libast/sfio/_sfputl.c
View file

@ -66,12 +66,19 @@ Sflong_t v; /* the value to be written */
{ switch(n)
{
case 8 : *ps++ = *s++;
/* FALLTHROUGH */
case 7 : *ps++ = *s++;
/* FALLTHROUGH */
case 6 : *ps++ = *s++;
/* FALLTHROUGH */
case 5 : *ps++ = *s++;
/* FALLTHROUGH */
case 4 : *ps++ = *s++;
/* FALLTHROUGH */
case 3 : *ps++ = *s++;
/* FALLTHROUGH */
case 2 : *ps++ = *s++;
/* FALLTHROUGH */
case 1 : *ps++ = *s++;
}
f->next = ps;

7
src/lib/libast/sfio/_sfputm.c
View file

@ -62,12 +62,19 @@ Sfulong_t m; /* the max value of the range */
{ switch(n)
{
case 8 : *ps++ = *s++;
/* FALLTHROUGH */
case 7 : *ps++ = *s++;
/* FALLTHROUGH */
case 6 : *ps++ = *s++;
/* FALLTHROUGH */
case 5 : *ps++ = *s++;
/* FALLTHROUGH */
case 4 : *ps++ = *s++;
/* FALLTHROUGH */
case 3 : *ps++ = *s++;
/* FALLTHROUGH */
case 2 : *ps++ = *s++;
/* FALLTHROUGH */
case 1 : *ps++ = *s++;
}
f->next = ps;

7
src/lib/libast/sfio/_sfputu.c
View file

@ -59,12 +59,19 @@ Sfulong_t v; /* the unsigned value to be written */
{ switch(n)
{
case 8 : *ps++ = *s++;
/* FALLTHROUGH */
case 7 : *ps++ = *s++;
/* FALLTHROUGH */
case 6 : *ps++ = *s++;
/* FALLTHROUGH */
case 5 : *ps++ = *s++;
/* FALLTHROUGH */
case 4 : *ps++ = *s++;
/* FALLTHROUGH */
case 3 : *ps++ = *s++;
/* FALLTHROUGH */
case 2 : *ps++ = *s++;
/* FALLTHROUGH */
case 1 : *ps++ = *s++;
}
f->next = ps;

40
src/lib/libast/sfio/sfhdr.h
View file

@ -1132,24 +1132,36 @@ typedef struct _sftab_
#define MEMCPY(to,fr,n) \
switch(n) \
{ default : memcpy((Void_t*)to,(Void_t*)fr,n); to += n; fr += n; break; \
case 7 : *to++ = *fr++; \
case 6 : *to++ = *fr++; \
case 5 : *to++ = *fr++; \
case 4 : *to++ = *fr++; \
case 3 : *to++ = *fr++; \
case 2 : *to++ = *fr++; \
case 1 : *to++ = *fr++; \
case 7 : *to++ = *fr++; \
/* FALLTHROUGH */ \
case 6 : *to++ = *fr++; \
/* FALLTHROUGH */ \
case 5 : *to++ = *fr++; \
/* FALLTHROUGH */ \
case 4 : *to++ = *fr++; \
/* FALLTHROUGH */ \
case 3 : *to++ = *fr++; \
/* FALLTHROUGH */ \
case 2 : *to++ = *fr++; \
/* FALLTHROUGH */ \
case 1 : *to++ = *fr++; \
}
#define MEMSET(s,c,n) \
switch(n) \
{ default : memset((Void_t*)s,(int)c,n); s += n; break; \
case 7 : *s++ = c; \
case 6 : *s++ = c; \
case 5 : *s++ = c; \
case 4 : *s++ = c; \
case 3 : *s++ = c; \
case 2 : *s++ = c; \
case 1 : *s++ = c; \
case 7 : *s++ = c; \
/* FALLTHROUGH */ \
case 6 : *s++ = c; \
/* FALLTHROUGH */ \
case 5 : *s++ = c; \
/* FALLTHROUGH */ \
case 4 : *s++ = c; \
/* FALLTHROUGH */ \
case 3 : *s++ = c; \
/* FALLTHROUGH */ \
case 2 : *s++ = c; \
/* FALLTHROUGH */ \
case 1 : *s++ = c; \
}
_BEGIN_EXTERNS_

2
src/lib/libast/sfio/sfmode.c
View file

@ -537,7 +537,7 @@ reg int local; /* a local call */
break;
}
/* fall thru */
/* FALLTHROUGH */
case SF_READ: /* switching to SF_WRITE */
if(wanted != SF_WRITE)

2
src/lib/libast/sfio/sfpurge.c
View file

@ -78,7 +78,7 @@ Sfio_t* f;
/* 2-way pipe, must clear read buffer */
(void)_sfmode(f,SF_READ,1);
/* fall through */
/* FALLTHROUGH */
case SF_READ:
if(f->extent >= 0 && f->endb > f->next)
{ f->here -= f->endb-f->next;

2
src/lib/libast/sfio/sfrd.c
View file

@ -303,7 +303,7 @@ Sfdisc_t* disc;
case SF_EDISC :
if(!local && !(f->flags&SF_STRING))
goto do_continue;
/* else fall thru */
/* FALLTHROUGH */
case SF_ESTACK :
SFMTXRETURN(f, -1);
}

3
src/lib/libast/sfio/sftable.c
View file

@ -178,7 +178,8 @@ int type; /* >0: scanf, =0: printf, -1: internal */
}
else if(*form != '*')
goto loop_flags;
else form += 1; /* drop thru below */
else form += 1;
/* FALLTHROUGH */
case '*' :
form = sffmtint(form,&n);

9
src/lib/libast/sfio/sfvprintf.c
View file

@ -367,8 +367,9 @@ loop_fmt :
}
else if(*form != '*')
goto loop_flags;
do_star:
form += 1; /* fall thru for '*' */
do_star: /* for '*' */
form += 1;
/* FALLTHROUGH */
case '*' :
form = (*_Sffmtintf)(form,&n);
if(*form == '$')
@ -674,6 +675,7 @@ loop_fmt :
case 'S':
flags = (flags & ~(SFFMT_TYPES|SFFMT_LDOUBLE)) | SFFMT_LONG;
/* FALLTHROUGH */
case 's':
#if _has_multibyte && defined(mbwidth)
wc = (flags & SFFMT_LDOUBLE) && mbwide();
@ -833,6 +835,7 @@ loop_fmt :
case 'C':
flags = (flags & ~(SFFMT_TYPES|SFFMT_LDOUBLE)) | SFFMT_LONG;
/* FALLTHROUGH */
case 'c':
#if _has_multibyte && defined(mbwidth)
wc = (flags & SFFMT_LDOUBLE) && mbwide();
@ -959,6 +962,7 @@ loop_fmt :
goto int_arg;
case 'X':
ssp = "0123456789ABCDEF";
/* FALLTHROUGH */
case 'x':
base = 16; n_s = 15; n = 4;
flags &= ~(SFFMT_SIGN|SFFMT_BLANK);
@ -974,6 +978,7 @@ loop_fmt :
goto d_format;
case 'u':
flags &= ~(SFFMT_SIGN|SFFMT_BLANK);
/* FALLTHROUGH */
case 'd':
d_format:
#if _PACKAGE_ast

2
src/lib/libast/sfio/sfwr.c
View file

@ -238,7 +238,7 @@ Sfdisc_t* disc;
case SF_EDISC :
if(!local && !(f->flags&SF_STRING))
goto do_continue;
/* else fall thru */
/* FALLTHROUGH */
case SF_ESTACK :
SFMTXRETURN(f, (ssize_t)(-1));
}

2
src/lib/libast/string/fmtip6.c
View file

@ -115,7 +115,7 @@ fmtip6(const unsigned char* addr, int bits)
case 14:
if (!a[14] && a[15] <= 15)
break;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 12:
s = dec(s, "::", a[12]);
s = dec(s, ".", a[13]);

2
src/lib/libast/string/fmtmatch.c
View file

@ -266,7 +266,7 @@ fmtmatch(const char* as)
case '$':
if (e = !*s)
break;
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
*t++ = c;
continue;

4
src/lib/libast/string/fmtre.c
View file

@ -129,7 +129,7 @@ fmtre(const char* as)
end = 0;
break;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '?':
case '+':
case '@':
@ -210,7 +210,7 @@ fmtre(const char* as)
logical:
if (!*s || *s == ')')
return 0;
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
*t++ = c;
continue;

2
src/lib/libast/string/strelapsed.c
View file

@ -105,7 +105,7 @@ strelapsed(register const char* s, char** e, int n)
break;
case '-':
p = 1;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'd':
v *= 24 * 60 * 60;
break;

10
src/lib/libast/string/strperm.c
View file

@ -86,13 +86,13 @@ strperm(const char* aexpr, char** e, register int perm)
c = '=';
}
expr--;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '=':
if (who)
perm &= ~who;
else
perm = 0;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '+':
case '|':
case '-':
@ -112,7 +112,7 @@ strperm(const char* aexpr, char** e, register int perm)
case 'X':
if (!S_ISDIR(perm) && !(perm & (S_IXUSR|S_IXGRP|S_IXOTH)))
continue;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'x':
typ |= S_IXUSR|S_IXGRP|S_IXOTH;
continue;
@ -165,7 +165,7 @@ strperm(const char* aexpr, char** e, register int perm)
perm &= ~who;
else
perm = 0;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '+':
case '|':
perm |= typ;
@ -230,7 +230,7 @@ strperm(const char* aexpr, char** e, register int perm)
}
if (c)
break;
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
if (c < '0' || c > '7')
{

4
src/lib/libast/string/tok.c
View file

@ -156,12 +156,12 @@ tokread(char* u)
else if (!p->flg)
p->flg = FLG_NEWLINE;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case ' ':
case '\t':
if (q)
break;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 0:
if (s == --r)
{

14
src/lib/libast/string/wc2utf8.c
View file

@ -62,11 +62,15 @@ wc2utf8(register char* s, register uint32_t w)
*s++ = ops[i].prefix | (w >> ops[i].shift);
switch (ops[i].shift)
{
case 30: *s++ = 0x80 | ((w >> 24) & 0x3f);
case 24: *s++ = 0x80 | ((w >> 18) & 0x3f);
case 18: *s++ = 0x80 | ((w >> 12) & 0x3f);
case 12: *s++ = 0x80 | ((w >> 6) & 0x3f);
case 6: *s++ = 0x80 | (w & 0x3f);
case 30: *s++ = 0x80 | ((w >> 24) & 0x3f);
/* FALLTHROUGH */
case 24: *s++ = 0x80 | ((w >> 18) & 0x3f);
/* FALLTHROUGH */
case 18: *s++ = 0x80 | ((w >> 12) & 0x3f);
/* FALLTHROUGH */
case 12: *s++ = 0x80 | ((w >> 6) & 0x3f);
/* FALLTHROUGH */
case 6: *s++ = 0x80 | (w & 0x3f);
}
return s - b;
}

14
src/lib/libast/tm/tmlocale.c
View file

@ -217,7 +217,7 @@ word2posix(register char* f, register char* w, int alternate)
{
case 1:
p = '-';
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 2:
c = 'd';
break;
@ -234,7 +234,7 @@ word2posix(register char* f, register char* w, int alternate)
{
case 1:
p = '-';
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
c = 'I';
break;
@ -245,7 +245,7 @@ word2posix(register char* f, register char* w, int alternate)
{
case 1:
p = '-';
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
c = 'H';
break;
@ -256,7 +256,7 @@ word2posix(register char* f, register char* w, int alternate)
{
case 1:
p = '-';
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 2:
c = 'm';
break;
@ -273,7 +273,7 @@ word2posix(register char* f, register char* w, int alternate)
{
case 1:
p = '-';
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
c = 'M';
break;
@ -284,7 +284,7 @@ word2posix(register char* f, register char* w, int alternate)
{
case 1:
p = '-';
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
c = 'S';
break;
@ -295,7 +295,7 @@ word2posix(register char* f, register char* w, int alternate)
{
case 1:
p = '-';
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 2:
c = 'y';
break;

14
src/lib/libast/tm/tmxdate.c
View file

@ -325,7 +325,7 @@ tmxdate(register const char* s, char** e, Time_t now)
case 'm':
if (!m)
m = 1;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'M':
switch (*(s + 1))
{
@ -403,7 +403,7 @@ tmxdate(register const char* s, char** e, Time_t now)
case 'S':
case 's':
m = 2;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case ' ':
case '_':
case '\n':
@ -1243,7 +1243,7 @@ tmxdate(register const char* s, char** e, Time_t now)
set |= state & (EXACT|LAST|NEXT|THIS);
continue;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case TM_FINAL:
state |= HOLD|THIS|FINAL;
set &= ~(EXACT|LAST|NEXT|THIS);
@ -1264,7 +1264,7 @@ tmxdate(register const char* s, char** e, Time_t now)
case TM_ORDINAL:
j += TM_ORDINALS - TM_ORDINAL;
message((-1, "AHA#%d j=%d", __LINE__, j));
/*FALLTHROUGH*/
/* FALLTHROUGH */
case TM_ORDINALS:
n = j - TM_ORDINALS + 1;
message((-1, "AHA#%d n=%d", __LINE__, n));
@ -1300,7 +1300,7 @@ tmxdate(register const char* s, char** e, Time_t now)
continue;
case TM_DAY_ABBREV:
j += TM_DAY - TM_DAY_ABBREV;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case TM_DAY:
case TM_PARTS:
case TM_HOURS:
@ -1330,7 +1330,7 @@ tmxdate(register const char* s, char** e, Time_t now)
set &= ~(EXACT|LAST|NEXT|THIS);
set |= state & (EXACT|LAST|NEXT|THIS);
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case TM_DAYS:
message((-1, "AHA#%d n=%d j=%d f=%d state=" FFMT, __LINE__, n, j, f, FLAGS(state)));
if (n == -1)
@ -1494,7 +1494,7 @@ tmxdate(register const char* s, char** e, Time_t now)
continue;
case TM_MONTH_ABBREV:
j += TM_MONTH - TM_MONTH_ABBREV;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case TM_MONTH:
if (state & MONTH)
goto done;

4
src/lib/libast/tm/tmxfmt.c
View file

@ -177,7 +177,7 @@ tmxfmt(char* buf, size_t len, const char* format, Time_t t)
pad = c;
continue;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '1':
case '2':
case '3':
@ -191,7 +191,7 @@ tmxfmt(char* buf, size_t len, const char* format, Time_t t)
{
case 0:
parts++;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 1:
width = width * 10 + (c - '0');
break;

5
src/lib/libast/tm/tmxscan.c
View file

@ -253,7 +253,7 @@ scan(register const char* s, char** e, const char* format, char** f, Time_t t, l
case 'd':
if (pedantic && !isdigit(*s))
goto next;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'e':
NUMBER(2, 1, 31);
set.mday = n;
@ -301,7 +301,7 @@ scan(register const char* s, char** e, const char* format, char** f, Time_t t, l
s++;
continue;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 't':
while (isspace(*s))
s++;
@ -384,6 +384,7 @@ scan(register const char* s, char** e, const char* format, char** f, Time_t t, l
u = 0;
if (d == 'q')
continue;
/* FALLTHROUGH */
case 'z':
if ((zp = tmzone(s, &u, u, &m)))
{

4
src/lib/libast/tm/tmzone.c
View file

@ -92,10 +92,10 @@ tmzone(register const char* name, char** end, const char* type, int* dst)
{
case 'C':
d += 15;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'B':
d += 15;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'A':
d += 15;
e++;

6
src/lib/libcmd/cp.c
View file

@ -361,7 +361,7 @@ visit(State_t* state, register FTSENT* ent)
error(2, "%s: cannot search directory", ent->fts_path);
fts_set(NiL, ent, FTS_SKIP);
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_D:
if (state->directory)
memcpy(state->path + state->postsiz, base, len);
@ -520,7 +520,7 @@ visit(State_t* state, register FTSENT* ent)
sfprintf(state->tmp, "%s.%s%d%s", state->path, state->suffix, v + 1, state->suffix);
goto backup;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case BAK_simple:
sfprintf(state->tmp, "%s%s", state->path, state->suffix);
backup:
@ -564,7 +564,7 @@ visit(State_t* state, register FTSENT* ent)
else
break;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case CP:
if (S_ISLNK(ent->fts_statp->st_mode))
{

2
src/lib/libcmd/cut.c
View file

@ -165,7 +165,7 @@ cutinit(int mode, char* str, Delim_t* wdelim, Delim_t* ldelim, size_t reclen)
case '\t':
while(*cp==' ' || *cp=='\t')
cp++;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 0:
case ',':
if(range)

2
src/lib/libcmd/head.c
View file

@ -87,7 +87,7 @@ b_head(int argc, register char** argv, Shbltin_t* context)
{
case 'c':
delim = -1;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'n':
if (opt_info.offset && argv[opt_info.index][opt_info.offset] == 'c')
{

6
src/lib/libcmd/join.c
View file

@ -348,7 +348,7 @@ getrec(Join_t* jp, int index, int discard)
cp = tp;
break;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
goto next;
}
@ -866,7 +866,7 @@ b_join(int argc, char** argv, Shbltin_t* context)
jp->file[0].field = (int)(opt_info.num-1);
n = '2';
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case '1':
case '2':
if (opt_info.num <=0)
@ -875,7 +875,7 @@ b_join(int argc, char** argv, Shbltin_t* context)
continue;
case 'v':
jp->outmode &= ~C_COMMON;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'a':
if (opt_info.num!=1 && opt_info.num!=2)
error(2,"%s: file number must be 1 or 2", opt_info.name);

4
src/lib/libcmd/rm.c
View file

@ -198,7 +198,7 @@ rm(State_t* state, register FTSENT* ent)
}
else if (ent->fts_info == FTS_D)
break;
/*FALLTHROUGH*/
/* FALLTHROUGH */
case FTS_DP:
if (isempty(ent) || state->directory)
{
@ -223,7 +223,7 @@ rm(State_t* state, register FTSENT* ent)
fts_set(NiL, ent, FTS_AGAIN);
break;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
default:
nonempty(ent);
if (!state->force)

2
src/lib/libcmd/stty.c
View file

@ -936,7 +936,7 @@ b_stty(int argc, char** argv, Shbltin_t* context)
}
continue;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case ':':
if (!opt_info.offset)
error(2, "%s", opt_info.arg);

2
src/lib/libcmd/tail.c
View file

@ -462,7 +462,7 @@ b_tail(int argc, char** argv, Shbltin_t* context)
t = opt_info.arg;
goto suffix;
}
/*FALLTHROUGH*/
/* FALLTHROUGH */
case 'n':
flags |= COUNT;
if (s = opt_info.arg)