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

@ -35,7 +35,8 @@ static void scanneeds(void);
static void setneeds(const char*, int);
static void noodstop(int);
int main(int argc, char **argv) {
int main(int argc, char** argv)
{
register list_elem* elem;
register char* frontend;
register int* n_sig;
@ -44,19 +45,25 @@ int main(int argc, char **argv) {
progname = argv[0];
varinit();
vieuwargs(argc, argv);
if ( (frontend=getenv("ACKFE")) ) {
if ((frontend = getenv("ACKFE")))
{
setlist(frontend);
} else {
}
else
{
setlist(FRONTENDS);
}
if ( callname ) {
if ( machine ) {
if (callname)
{
if (machine)
{
fuerror("can not produce code for both %s and %s",
callname, machine);
}
machine = callname;
}
if ( !machine && ! (machine=getenv("ACKM")) ) {
if (!machine && !(machine = getenv("ACKM")))
{
#ifdef ACKM
machine = ACKM; /* The default machine */
#else
@ -65,40 +72,54 @@ int main(int argc, char **argv) {
}
setlist(machine);
/* Find the linker, needed for argument building */
scanlist(l_first(tr_list),elem) {
if ( t_cont(*elem)->t_linker ) {
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) ;
if (n_error && !k_flag)
exit(n_error);
for ( n_sig=sigs ; *n_sig ; n_sig++ ) {
if ( signal(*n_sig,noodstop)==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="." ;
if (!rts)
rts = ".";
setsvar(keeps(RTS), rts);
if ( linker ) getmapflags(linker) ;
if (linker)
getmapflags(linker);
scanlist(l_first(tr_list),elem) {
scanlist(l_first(tr_list), elem)
{
phase = t_cont(*elem);
if ( phase->t_combine && phase->t_do ) {
if ( phase->t_blocked ) {
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);
}
@ -109,35 +130,45 @@ int main(int argc, char **argv) {
orig.p_keep = YES;
orig.p_keeps = NO;
orig.p_path = phase->t_origname;
if ( p_basename ) throws(p_basename) ;
if ( orig.p_path ) {
if (p_basename)
throws(p_basename);
if (orig.p_path)
{
p_basename = keeps(ack_basename(orig.p_path));
} else {
}
else
{
p_basename = 0;
}
if ( !startrf(phase) && !k_flag ) exit(1) ;
if (!startrf(phase) && !k_flag)
exit(1);
}
}
if ( n_error ) exit(n_error) ;
if (n_error)
exit(n_error);
exit(0);
}
static char *srcvar(void) {
static char* srcvar(void)
{
return orig.p_path;
}
static char *getsuffix(void) {
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;
if ( envstr=getenv("ACKDIR") ) {
if (envstr = getenv("ACKDIR"))
{
em_dir = keeps(envstr);
}
setsvar(keeps(HOME), em_dir);
@ -147,7 +178,8 @@ static void varinit(void) {
/************************* flag processing ***********************/
void vieuwargs(int argc, char **argv) {
void vieuwargs(int argc, char** argv)
{
register char* argp;
register int nextarg;
register int eaten;
@ -157,10 +189,12 @@ void vieuwargs(int argc, char **argv) {
nextarg = 1;
while ( nextarg<argc ) {
while (nextarg < argc)
{
argp = argv[nextarg];
nextarg++;
if ( argp[0]!='-' || argp[1]=='l' ) {
if (argp[0] != '-' || argp[1] == 'l')
{
/* Not a flag, or a library */
l_add(&arguments, argp);
continue;
@ -169,74 +203,105 @@ void vieuwargs(int argc, char **argv) {
/* 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?") ;
switch (argp[1])
{
case 'm':
if (machine)
fuerror("Two machines?");
machine = &argp[2];
if (*machine == '\0') {
if (*machine == '\0')
{
fuerror("-m needs machine name");
}
eaten = 1;
break;
case 'o': if ( nextarg>=argc ) {
case 'o':
if (nextarg >= argc)
{
fuerror("-o can't be the last flag");
}
if ( outfile ) fuerror("Two results?") ;
if (outfile)
fuerror("Two results?");
outfile = argv[nextarg++];
hide = YES;
break;
case 'O': Optlevel = atoi(&argp[2]);
if (! Optlevel) Optlevel = 1;
case 'O':
Optlevel = atoi(&argp[2]);
if (!Optlevel)
Optlevel = 1;
Optlist = &argp[2];
eaten = 1;
break;
case 'v': if ( argp[2] ) {
case 'v':
if (argp[2])
{
v_flag += atoi(&argp[2]);
eaten = 1;
} else {
}
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 ) {
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++ ;
case 'k':
k_flag++;
break;
case 't': t_flag++ ;
case 't':
t_flag++;
break;
case 'R': eaten=1;
case 'R':
eaten = 1;
break;
case 'r': if ( argp[2]!=SUFCHAR ) {
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 ) {
case '.':
if (rts)
{
if (strcmp(rts, &argp[1]) != 0)
fuerror("Two run-time systems?");
} else {
}
else
{
rts = &argp[1];
l_add(&head_list, rts);
l_add(&tail_list, rts);
}
eaten = 1;
break;
case 0 : nill_flag++ ; eaten++ ;
case 0:
nill_flag++;
eaten++;
hide = YES;
break;
case 'w': w_flag++;
case 'w':
w_flag++;
break;
default: /* The flag is not recognized,
put it on the list for the sub-processes
*/
#ifdef DEBUG
if ( debug ) {
if (debug)
{
vprint("Flag %s: phase dependent\n", argp);
}
#endif
@ -244,30 +309,39 @@ void vieuwargs(int argc, char **argv) {
eaten = 1;
hide = YES;
}
if ( !hide ) {
if (!hide)
{
register char* tokeep;
tokeep = keeps(argp);
if ( argp[1]=='R' ) {
if (argp[1] == 'R')
{
l_add(&R_list, tokeep);
} else {
}
else
{
*tokeep |= NO_SCAN;
}
l_add(&flags, tokeep);
}
if ( argp[2] && !eaten ) {
if (argp[2] && !eaten)
{
werror("Unexpected characters at end of %s", argp);
}
}
return;
}
static void firstarg(char *argp) {
static void firstarg(char* argp)
{
register char* name;
name = strrchr(argp, '/');
if ( name && *(name+1) ) {
if (name && *(name + 1))
{
name++;
} else {
}
else
{
name = argp;
}
callname = name;
@ -275,40 +349,51 @@ static void firstarg(char *argp) {
/************************* argument processing ***********************/
static int process(char *arg) {
static int process(char* arg)
{
/* Process files & library arguments */
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) ;
if (arg[0] == '-' || !p_suffix)
{
if (linker)
add_input(&orig, linker);
return 1;
}
if ( p_basename ) throws(p_basename) ;
if (p_basename)
throws(p_basename);
p_basename = keeps(ack_basename(arg));
/* Try to find a path through the transformations */
switch( getpath(&phase) ) {
switch (getpath(&phase))
{
case F_NOPATH:
error("Cannot produce the desired file from %s", arg);
if ( linker ) add_input(&orig,linker) ;
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) ;
if (stopsuffix)
werror("Unknown suffix in %s", arg);
if (linker)
add_input(&orig, linker);
return 1;
case F_OK:
break;
}
if ( !phase ) return 1 ;
if (!phase)
return 1;
for (tmp = phase; tmp; tmp = tmp->t_next)
if ( !tmp->t_visited ) {
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
@ -318,65 +403,83 @@ static int process(char *arg) {
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 ) {
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 ) {
if (phase->t_combine)
{
add_input(&orig, phase);
return 1;
}
in = orig;
if ( !nill_flag && arg_count > 1 ) {
if (!nill_flag && arg_count > 1)
{
printf("%s\n", arg);
}
return startrf(phase);
}
static int startrf(trf *first) {
static int startrf(trf* first)
{
/* Start the transformations at the indicated phase */
register trf* phase;
phase = first;
for(;;) {
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) ) {
if (do_preprocess && !transform(cpp_trafo))
{
n_error++;
#ifdef DEBUG
vprint("Pre-processor failed\n");
#endif
return 0;
}
if ( only_prep ) {
if (only_prep)
{
break;
}
if ( !transform(phase) ) {
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 {
}
else
{
vprint("phase %s for %s failed\n",
phase->t_name, orig.p_path);
}
@ -386,20 +489,27 @@ static int startrf(trf *first) {
}
first = NO;
phase = phase->t_next;
if ( !phase ) {
if (!phase)
{
#ifdef DEBUG
if ( debug ) vprint("Transformation sequence complete for %s\n",
if (debug)
vprint("Transformation sequence complete for %s\n",
orig.p_path);
#endif
/* No more work on this file */
if ( !in.p_keep ) {
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 ;
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 ) {
if (phase->t_combine)
{
add_input(&in, phase);
break;
}
@ -407,27 +517,34 @@ if ( debug ) vprint("Transformation sequence complete for %s\n",
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 ;
for (phase = first; phase; phase = phase->t_next)
{
if (phase->t_combine)
phase->t_blocked = YES;
}
}
static int mayprep(void) {
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 ;
if (file < 0)
return 0;
if (read(file, &fc, 1) != 1)
fc = 0;
close(file);
return fc == '#';
}
static void scanneeds(void) {
static void scanneeds(void)
{
register list_elem* elem;
scanlist(l_first(head_list), elem) { setneeds(l_content(*elem), 0); }
l_clear(&head_list);
@ -435,14 +552,18 @@ static void scanneeds(void) {
l_clear(&tail_list);
}
static void setneeds(const char *suffix, int tail) {
static void setneeds(const char* suffix, int tail)
{
trf* phase;
p_suffix = suffix;
switch ( getpath(&phase) ) {
switch (getpath(&phase))
{
case F_OK:
for ( ; phase ; phase= phase->t_next ) {
if ( phase->t_needed ) {
for (; phase; phase = phase->t_next)
{
if (phase->t_needed)
{
if (tail)
add_tail(phase->t_needed);
else
@ -460,6 +581,7 @@ static void setneeds(const char *suffix, int tail) {
}
}
static void noodstop(int sig) {
static void noodstop(int sig)
{
quit(-3);
}