Run through clang-format.

This commit is contained in:
David Given 2017-01-08 00:15:23 +01:00
parent 11ea3a2fe1
commit 4b7fc5e233

View file

@ -15,451 +15,573 @@
#include <signal.h>
#ifndef NORCSID
static char rcs_id[] = "$Id$" ;
static char rcs_ack[] = RCS_ACK ;
static char rcs_id[] = "$Id$";
static char rcs_ack[] = RCS_ACK;
#endif
static int sigs[] = { SIGINT, SIGHUP, SIGTERM, 0 } ;
static int sigs[] = { SIGINT, SIGHUP, SIGTERM, 0 };
static int arg_count;
static char *srcvar(void);
static char *getsuffix(void);
static char* srcvar(void);
static char* getsuffix(void);
static void varinit(void);
static void vieuwargs(int, char **);
static void firstarg(char *);
static int process(char *);
static int startrf(trf *);
static void block(trf *);
static void vieuwargs(int, char**);
static void firstarg(char*);
static int process(char*);
static int startrf(trf*);
static void block(trf*);
static int mayprep(void);
static void scanneeds(void);
static void setneeds(const char *, int);
static void setneeds(const char*, int);
static void noodstop(int);
int main(int argc, char **argv) {
register list_elem *elem ;
register char *frontend ;
register int *n_sig ;
register trf *phase ;
int main(int argc, char** argv)
{
register list_elem* elem;
register char* frontend;
register int* n_sig;
register trf* phase;
progname=argv[0];
progname = argv[0];
varinit();
vieuwargs(argc,argv);
if ( (frontend=getenv("ACKFE")) ) {
setlist(frontend) ;
} else {
vieuwargs(argc, argv);
if ((frontend = getenv("ACKFE")))
{
setlist(frontend);
}
else
{
setlist(FRONTENDS);
}
if ( callname ) {
if ( machine ) {
if (callname)
{
if (machine)
{
fuerror("can not produce code for both %s and %s",
callname,machine) ;
callname, machine);
}
machine= callname ;
machine = callname;
}
if ( !machine && ! (machine=getenv("ACKM")) ) {
if (!machine && !(machine = getenv("ACKM")))
{
#ifdef ACKM
machine= ACKM; /* The default machine */
machine = ACKM; /* The default machine */
#else
fuerror("No machine specified") ;
fuerror("No machine specified");
#endif
}
setlist(machine);
/* Find the linker, needed for argument building */
scanlist(l_first(tr_list),elem) {
if ( t_cont(*elem)->t_linker ) {
linker= t_cont(*elem) ;
scanlist(l_first(tr_list), elem)
{
if (t_cont(*elem)->t_linker)
{
linker = t_cont(*elem);
}
}
transini();
scanneeds();
sprintf(template,TMPNAME,getpid()) ;
if ( n_error && !k_flag ) exit(n_error) ;
sprintf(template, TMPNAME, getpid());
if (n_error && !k_flag)
exit(n_error);
for ( n_sig=sigs ; *n_sig ; n_sig++ ) {
if ( signal(*n_sig,noodstop)==SIG_IGN ) {
signal(*n_sig,SIG_IGN) ;
for (n_sig = sigs; *n_sig; n_sig++)
{
if (signal(*n_sig, noodstop) == SIG_IGN)
{
signal(*n_sig, SIG_IGN);
}
}
scanlist ( l_first(arguments), elem ) {
scanlist(l_first(arguments), elem)
{
arg_count++;
}
scanlist ( l_first(arguments), elem ) {
if ( !process(l_content(*elem)) && !k_flag ) exit(1) ;
scanlist(l_first(arguments), elem)
{
if (!process(l_content(*elem)) && !k_flag)
exit(1);
}
orig.p_path= (char *)0 ;
if ( !rts ) rts="." ;
setsvar(keeps(RTS),rts) ;
if ( linker ) getmapflags(linker) ;
orig.p_path = (char*)0;
if (!rts)
rts = ".";
setsvar(keeps(RTS), rts);
if (linker)
getmapflags(linker);
scanlist(l_first(tr_list),elem) {
phase=t_cont(*elem) ;
if ( phase->t_combine && phase->t_do ) {
if ( phase->t_blocked ) {
scanlist(l_first(tr_list), elem)
{
phase = t_cont(*elem);
if (phase->t_combine && phase->t_do)
{
if (phase->t_blocked)
{
#ifdef DEBUG
if ( debug ) {
if (debug)
{
vprint("phase %s is blocked\n",
phase->t_name) ;
phase->t_name);
}
#endif
disc_inputs(phase) ;
continue ;
disc_inputs(phase);
continue;
}
orig.p_keep=YES ;
orig.p_keeps=NO ;
orig.p_path=phase->t_origname ;
if ( p_basename ) throws(p_basename) ;
if ( orig.p_path ) {
p_basename= keeps(ack_basename(orig.p_path)) ;
} else {
p_basename=0 ;
orig.p_keep = YES;
orig.p_keeps = NO;
orig.p_path = phase->t_origname;
if (p_basename)
throws(p_basename);
if (orig.p_path)
{
p_basename = keeps(ack_basename(orig.p_path));
}
if ( !startrf(phase) && !k_flag ) exit(1) ;
else
{
p_basename = 0;
}
if (!startrf(phase) && !k_flag)
exit(1);
}
}
if ( n_error ) exit(n_error) ;
if (n_error)
exit(n_error);
exit(0) ;
exit(0);
}
static char *srcvar(void) {
return orig.p_path ;
static char* srcvar(void)
{
return orig.p_path;
}
static char *getsuffix(void) {
return strrchr(orig.p_path, SUFCHAR) ;
static char* getsuffix(void)
{
return strrchr(orig.p_path, SUFCHAR);
}
static void varinit(void) {
static void varinit(void)
{
/* initialize the string variables */
register char *envstr ;
extern char *em_dir;
register char* envstr;
extern char* em_dir;
if ( envstr=getenv("ACKDIR") ) {
if (envstr = getenv("ACKDIR"))
{
em_dir = keeps(envstr);
}
setsvar(keeps(HOME),em_dir) ;
setpvar(keeps(SRC),srcvar) ;
setpvar(keeps(SUFFIX),getsuffix) ;
setsvar(keeps(HOME), em_dir);
setpvar(keeps(SRC), srcvar);
setpvar(keeps(SUFFIX), getsuffix);
}
/************************* flag processing ***********************/
void vieuwargs(int argc, char **argv) {
register char *argp;
register int nextarg ;
register int eaten ;
int hide ;
void vieuwargs(int argc, char** argv)
{
register char* argp;
register int nextarg;
register int eaten;
int hide;
firstarg(argv[0]) ;
firstarg(argv[0]);
nextarg= 1 ;
nextarg = 1;
while ( nextarg<argc ) {
argp= argv[nextarg] ;
nextarg++ ;
if ( argp[0]!='-' || argp[1]=='l' ) {
while (nextarg < argc)
{
argp = argv[nextarg];
nextarg++;
if (argp[0] != '-' || argp[1] == 'l')
{
/* Not a flag, or a library */
l_add(&arguments,argp) ;
continue ;
l_add(&arguments, argp);
continue;
}
/* Flags */
hide=NO ; /* Do not hide this flags to the phases */
eaten=0 ; /* Did not 'eat' tail of flag yet */
switch ( argp[1] ) {
case 'm': if ( machine ) fuerror("Two machines?") ;
machine= &argp[2];
if (*machine == '\0') {
hide = NO; /* Do not hide this flags to the phases */
eaten = 0; /* Did not 'eat' tail of flag yet */
switch (argp[1])
{
case 'm':
if (machine)
fuerror("Two machines?");
machine = &argp[2];
if (*machine == '\0')
{
fuerror("-m needs machine name");
}
eaten=1 ;
break ;
case 'o': if ( nextarg>=argc ) {
fuerror("-o can't be the last flag") ;
eaten = 1;
break;
case 'o':
if (nextarg >= argc)
{
fuerror("-o can't be the last flag");
}
if ( outfile ) fuerror("Two results?") ;
outfile= argv[nextarg++] ;
hide=YES ;
break ;
case 'O': Optlevel = atoi(&argp[2]);
if (! Optlevel) Optlevel = 1;
Optlist= &argp[2] ;
eaten=1 ;
break ;
case 'v': if ( argp[2] ) {
v_flag += atoi(&argp[2]) ;
eaten=1 ;
} else {
v_flag++ ;
if (outfile)
fuerror("Two results?");
outfile = argv[nextarg++];
hide = YES;
break;
case 'O':
Optlevel = atoi(&argp[2]);
if (!Optlevel)
Optlevel = 1;
Optlist = &argp[2];
eaten = 1;
break;
case 'v':
if (argp[2])
{
v_flag += atoi(&argp[2]);
eaten = 1;
}
else
{
v_flag++;
}
#ifdef DEBUG
if ( v_flag>=3 ) debug=v_flag-2 ;
if (v_flag >= 3)
debug = v_flag - 2;
#endif
break ;
case 'c': if ( stopsuffix ) fuerror("Two -c flags") ;
stopsuffix= &argp[2]; eaten=1;
if ( *stopsuffix && *stopsuffix!=SUFCHAR ) {
fuerror("-c flag has invalid tail") ;
}
break ;
case 'k': k_flag++ ;
break ;
case 't': t_flag++ ;
break ;
case 'R': eaten=1;
break ;
case 'r': if ( argp[2]!=SUFCHAR ) {
error("-r must be followed by %c",SUFCHAR) ;
}
l_add(&tail_list, &argp[2]) ;
eaten=1 ;
break ;
case '.': if ( rts ) {
if ( strcmp(rts,&argp[1])!=0 )
fuerror("Two run-time systems?") ;
} else {
rts= &argp[1] ;
l_add(&head_list, rts) ;
l_add(&tail_list, rts) ;
}
eaten=1 ;
break ;
case 0 : nill_flag++ ; eaten++ ;
hide=YES ;
break;
case 'w': w_flag++;
break ;
case 'c':
if (stopsuffix)
fuerror("Two -c flags");
stopsuffix = &argp[2];
eaten = 1;
if (*stopsuffix && *stopsuffix != SUFCHAR)
{
fuerror("-c flag has invalid tail");
}
break;
case 'k':
k_flag++;
break;
case 't':
t_flag++;
break;
case 'R':
eaten = 1;
break;
case 'r':
if (argp[2] != SUFCHAR)
{
error("-r must be followed by %c", SUFCHAR);
}
l_add(&tail_list, &argp[2]);
eaten = 1;
break;
case '.':
if (rts)
{
if (strcmp(rts, &argp[1]) != 0)
fuerror("Two run-time systems?");
}
else
{
rts = &argp[1];
l_add(&head_list, rts);
l_add(&tail_list, rts);
}
eaten = 1;
break;
case 0:
nill_flag++;
eaten++;
hide = YES;
break;
case 'w':
w_flag++;
break;
default: /* The flag is not recognized,
put it on the list for the sub-processes
*/
#ifdef DEBUG
if ( debug ) {
vprint("Flag %s: phase dependent\n",argp) ;
if (debug)
{
vprint("Flag %s: phase dependent\n", argp);
}
#endif
l_add(&flags,keeps(argp)) ;
eaten=1 ;
hide=YES ;
l_add(&flags, keeps(argp));
eaten = 1;
hide = YES;
}
if ( !hide ) {
register char *tokeep ;
tokeep=keeps(argp) ;
if ( argp[1]=='R' ) {
l_add(&R_list, tokeep) ;
} else {
*tokeep |= NO_SCAN ;
if (!hide)
{
register char* tokeep;
tokeep = keeps(argp);
if (argp[1] == 'R')
{
l_add(&R_list, tokeep);
}
l_add(&flags,tokeep) ;
else
{
*tokeep |= NO_SCAN;
}
if ( argp[2] && !eaten ) {
werror("Unexpected characters at end of %s",argp) ;
l_add(&flags, tokeep);
}
if (argp[2] && !eaten)
{
werror("Unexpected characters at end of %s", argp);
}
}
return ;
return;
}
static void firstarg(char *argp) {
register char *name ;
static void firstarg(char* argp)
{
register char* name;
name=strrchr(argp,'/') ;
if ( name && *(name+1) ) {
name++ ;
} else {
name= argp ;
name = strrchr(argp, '/');
if (name && *(name + 1))
{
name++;
}
callname= name;
else
{
name = argp;
}
callname = name;
}
/************************* argument processing ***********************/
static int process(char *arg) {
static int process(char* arg)
{
/* Process files & library arguments */
trf *phase ;
register trf *tmp ;
trf* phase;
register trf* tmp;
#ifdef DEBUG
if ( debug ) vprint("Processing %s\n",arg) ;
if (debug)
vprint("Processing %s\n", arg);
#endif
p_suffix= strrchr(arg,SUFCHAR) ;
orig.p_keep= YES ; /* Don't throw away the original ! */
orig.p_keeps= NO;
orig.p_path= arg ;
if ( arg[0]=='-' || !p_suffix ) {
if ( linker ) add_input(&orig,linker) ;
return 1 ;
p_suffix = strrchr(arg, SUFCHAR);
orig.p_keep = YES; /* Don't throw away the original ! */
orig.p_keeps = NO;
orig.p_path = arg;
if (arg[0] == '-' || !p_suffix)
{
if (linker)
add_input(&orig, linker);
return 1;
}
if ( p_basename ) throws(p_basename) ;
p_basename= keeps(ack_basename(arg)) ;
if (p_basename)
throws(p_basename);
p_basename = keeps(ack_basename(arg));
/* Try to find a path through the transformations */
switch( getpath(&phase) ) {
case F_NOPATH :
error("Cannot produce the desired file from %s",arg) ;
if ( linker ) add_input(&orig,linker) ;
return 1 ;
case F_NOMATCH :
if ( stopsuffix ) werror("Unknown suffix in %s",arg) ;
if ( linker ) add_input(&orig,linker) ;
return 1 ;
case F_OK :
break ;
switch (getpath(&phase))
{
case F_NOPATH:
error("Cannot produce the desired file from %s", arg);
if (linker)
add_input(&orig, linker);
return 1;
case F_NOMATCH:
if (stopsuffix)
werror("Unknown suffix in %s", arg);
if (linker)
add_input(&orig, linker);
return 1;
case F_OK:
break;
}
if ( !phase ) return 1 ;
for ( tmp=phase ; tmp ; tmp=tmp->t_next )
if ( !tmp->t_visited ) {
if (!phase)
return 1;
for (tmp = phase; tmp; tmp = tmp->t_next)
if (!tmp->t_visited)
{
/* The flags are set up once.
At the first time each phase is in a list.
The program name and flags may already be touched
by vieuwargs.
*/
tmp->t_visited=YES ;
if ( tmp->t_priority<0 )
tmp->t_visited = YES;
if (tmp->t_priority < 0)
werror("Using phase %s (negative priority)",
tmp->t_name) ;
if ( !rts && tmp->t_rts ) rts= tmp->t_rts ;
if ( tmp->t_needed ) {
add_head(tmp->t_needed) ;
add_tail(tmp->t_needed) ;
tmp->t_name);
if (!rts && tmp->t_rts)
rts = tmp->t_rts;
if (tmp->t_needed)
{
add_head(tmp->t_needed);
add_tail(tmp->t_needed);
}
}
if ( phase->t_combine ) {
add_input(&orig,phase) ;
return 1 ;
if (phase->t_combine)
{
add_input(&orig, phase);
return 1;
}
in= orig ;
if ( !nill_flag && arg_count > 1 ) {
printf("%s\n",arg) ;
in = orig;
if (!nill_flag && arg_count > 1)
{
printf("%s\n", arg);
}
return startrf(phase) ;
return startrf(phase);
}
static int startrf(trf *first) {
static int startrf(trf* first)
{
/* Start the transformations at the indicated phase */
register trf *phase ;
register trf* phase;
phase=first ;
for(;;) {
phase = first;
for (;;)
{
int do_preprocess = 0;
int only_prep = 0;
switch ( phase->t_prep ) {
switch (phase->t_prep)
{
/* BEWARE, sign extension */
case NO : break ;
default : if ( !mayprep() ) break ;
case YES: do_preprocess = 1;
case NO:
break;
default:
if (!mayprep())
break;
case YES:
do_preprocess = 1;
break;
}
if ( cpp_trafo && stopsuffix &&
strcmp(cpp_trafo->t_out,stopsuffix)==0 ) {
if (cpp_trafo && stopsuffix && strcmp(cpp_trafo->t_out, stopsuffix) == 0)
{
/* user explicitly asked for preprocessing */
do_preprocess = 1;
only_prep = 1;
}
if (do_preprocess && !transform(cpp_trafo) ) {
n_error++ ;
if (do_preprocess && !transform(cpp_trafo))
{
n_error++;
#ifdef DEBUG
vprint("Pre-processor failed\n") ;
vprint("Pre-processor failed\n");
#endif
return 0 ;
return 0;
}
if ( only_prep ) {
break ;
if (only_prep)
{
break;
}
if ( !transform(phase) ) {
n_error++ ;
block(phase->t_next) ;
if (!transform(phase))
{
n_error++;
block(phase->t_next);
#ifdef DEBUG
if ( debug ) {
if ( !orig.p_path ) {
if (debug)
{
if (!orig.p_path)
{
vprint("phase %s failed\n",
phase->t_name ) ;
} else {
phase->t_name);
}
else
{
vprint("phase %s for %s failed\n",
phase->t_name,orig.p_path) ;
phase->t_name, orig.p_path);
}
}
#endif
return 0 ;
return 0;
}
first=NO ;
phase=phase->t_next ;
if ( !phase ) {
first = NO;
phase = phase->t_next;
if (!phase)
{
#ifdef DEBUG
if ( debug ) vprint("Transformation sequence complete for %s\n",
orig.p_path) ;
if (debug)
vprint("Transformation sequence complete for %s\n",
orig.p_path);
#endif
/* No more work on this file */
if ( !in.p_keep ) {
fatal("attempt to discard the result file") ;
if (!in.p_keep)
{
fatal("attempt to discard the result file");
}
if ( in.p_keeps ) throws(in.p_path) ;
in.p_keep=NO ; in.p_keeps=NO ; in.p_path= (char *) 0 ;
return 1 ;
if (in.p_keeps)
throws(in.p_path);
in.p_keep = NO;
in.p_keeps = NO;
in.p_path = (char*)0;
return 1;
}
if ( phase->t_combine ) {
add_input(&in,phase) ;
break ;
if (phase->t_combine)
{
add_input(&in, phase);
break;
}
}
return 1 ;
return 1;
}
static void block(trf *first) {
static void block(trf* first)
{
/* One of the input files of this phase could not be produced,
block all combiners taking their input from this one.
*/
register trf *phase ;
for ( phase=first ; phase ; phase=phase->t_next ) {
if ( phase->t_combine ) phase->t_blocked=YES ;
register trf* phase;
for (phase = first; phase; phase = phase->t_next)
{
if (phase->t_combine)
phase->t_blocked = YES;
}
}
static int mayprep(void) {
int file ;
char fc ;
file=open(in.p_path,0);
if ( file<0 ) return 0 ;
if ( read(file,&fc,1)!=1 ) fc=0 ;
close(file) ;
return fc=='#' ;
static int mayprep(void)
{
int file;
char fc;
file = open(in.p_path, 0);
if (file < 0)
return 0;
if (read(file, &fc, 1) != 1)
fc = 0;
close(file);
return fc == '#';
}
static void scanneeds(void) {
register list_elem *elem ;
scanlist(l_first(head_list), elem) { setneeds(l_content(*elem),0) ; }
l_clear(&head_list) ;
scanlist(l_first(tail_list), elem) { setneeds(l_content(*elem),1) ; }
l_clear(&tail_list) ;
static void scanneeds(void)
{
register list_elem* elem;
scanlist(l_first(head_list), elem) { setneeds(l_content(*elem), 0); }
l_clear(&head_list);
scanlist(l_first(tail_list), elem) { setneeds(l_content(*elem), 1); }
l_clear(&tail_list);
}
static void setneeds(const char *suffix, int tail) {
trf *phase ;
static void setneeds(const char* suffix, int tail)
{
trf* phase;
p_suffix= suffix ;
switch ( getpath(&phase) ) {
case F_OK :
for ( ; phase ; phase= phase->t_next ) {
if ( phase->t_needed ) {
if ( tail )
add_tail(phase->t_needed) ;
p_suffix = suffix;
switch (getpath(&phase))
{
case F_OK:
for (; phase; phase = phase->t_next)
{
if (phase->t_needed)
{
if (tail)
add_tail(phase->t_needed);
else
add_head(phase->t_needed) ;
add_head(phase->t_needed);
}
}
break ;
case F_NOMATCH :
werror("\"%s\": unrecognized suffix",suffix) ;
break ;
case F_NOPATH :
break;
case F_NOMATCH:
werror("\"%s\": unrecognized suffix", suffix);
break;
case F_NOPATH:
werror("sorry, cannot produce the desired file(s) from %s files",
suffix) ;
break ;
suffix);
break;
}
}
static void noodstop(int sig) {
quit(-3) ;
static void noodstop(int sig)
{
quit(-3);
}