/**
* Given the original argv stuff, the length of our target executable, and the
* filepath, build a suitable command line for CreateProcess.
*/
STATIC LPTSTR BuildCmdLine(int argc, TCHAR* argv[], SIZE_T szExecutable, LPTSTR lpExecutable)
{
int i = 1;
LPTSTR lpCmdLine = NULL;
SIZE_T szCmdLine = szExecutable;
TCHAR** lpNewArgs = (TCHAR**)calloc(argc, sizeof(TCHAR*));
assert(lpNewArgs != NULL);
// Quote the executable path if need be.
XINFO(_T("Building command line.."));
if(HasSpace(lpExecutable, szExecutable)) {
lpNewArgs[0] = Quote(lpExecutable, &szCmdLine, FALSE);
} else {
lpNewArgs[0] = DupArg(lpExecutable, &szCmdLine, FALSE);
}
// Iterate through all args, quoting as necessary.
for(; i < argc; i++) {
SIZE_T szArg = (SIZE_T)_tcslen((const TCHAR*)argv[i]);
if(HasSpace(argv[i], szArg)) {
lpNewArgs[i] = Quote(argv[i], &szArg, TRUE);
} else {
lpNewArgs[i] = DupArg(argv[i], &szArg, TRUE);
}
// +1 for space + len(arg)
szCmdLine += szArg;
}
// Allocate our cmdline buffer and begin adding the various parts.
lpCmdLine = (LPTSTR)calloc(szCmdLine + 1, sizeof(TCHAR));
assert(lpCmdLine != NULL);
_tcscpy(lpCmdLine, lpNewArgs[0]);
XINFO(_T(" [0] => \"%s\""), lpNewArgs[0]);
// Cleanup allocated arg.
xfree(lpNewArgs[0]);
lpNewArgs[0] = NULL;
for(i = 1; i < argc; i++) {
XINFO(_T(" [%d] => \"%s\""), i, argv[i]);
_tcscat(lpCmdLine, lpNewArgs[i]);
xfree(lpNewArgs[i]);
lpNewArgs[i] = NULL;
}
XINFO(_T("Finished building.."));
XINFO(_T("CmdLine: %s"), lpCmdLine);
xfree(lpNewArgs);
return lpCmdLine;
}
char *ParseCompFlags(int nargs, char **args, int *BITS, ATL_arg_t **files,
ATL_arg_t **CMP, ATL_arg_t **ASM, ATL_arg_t **LNK,
int *CPPONLY)
{
int i, nfiles=0, DOASM=1, DOLNK=1;
ATL_arg_t *cmpb, *cp, *asmb, *ap, *lnkb, *lp, *filb, *fp, *an;
char *outn=NULL;
*CPPONLY = 0;
/*
* Go through compiler flags and separate them into flags affecting
* compilation, assembling, and linking
*/
cmpb = cp = NewArg(MYGCC);
asmb = ap = NewArg(MYASM);
lnkb = lp = NewArg(MYLNK);
filb = NULL;
for (i=1; i < nargs; i++)
{
ATL_arg_t *at;
at = NewArg(args[i]);
if (at->arg[0] == '-') /* flag */
{
switch (at->arg[1])
{
case 'o' : /* -o : found name of output file */
/*
* If this is just -o, then actual name is given in the next arg
*/
if (at->len == 2)
{
assert(++i < nargs);
outn = args[i];
}
/*
* is of form -o<name>
*/
else
outn = args[i]+2;
break;
case 'L' : /* -L/l args go only to linker */
case 'l' :
if (at->len == 2)
{
assert(++i < nargs);
lp->next = at;
lp = at->next = NewArg(args[i]);
}
else
{
lp->next = at;
lp = at;
}
break;
case 'x' : /* I only use -x asg-with-cpp, so pass to comp only */
*CPPONLY = 1;
cp->next = at;
assert(++i < nargs);
assert(!strcmp(args[i], "assembler-with-cpp"));
cp = at->next = NewArg(args[i]);
break;
case 'c' :
DOLNK = 0;
break;
case 'S' :
DOASM = DOLNK = 0;
break;
case 'E':
case 'X':
case 'T':
case 'u':
fprintf(stderr, "FLAG '-%c' NOT HANDLED, DYING\n", at->arg[1]);
assert(0); /* not implemented at moment */
case 'W': /* possible linker/assembler pass-thru */
if (at->len > 3)
{
if (at->arg[2] == 'a' && at->arg[3] == ',') /* asm pass-thru */
{
ap->next = at;
ap = at;
}
else if (at->arg[2] == 'l' && at->arg[3] == ',') /* lnk pass */
{
lp->next = at;
lp = at;
}
}
/* else fall-thru to default */
default: /* everything else assumed to be a compiler-only flag */
/*
* In default, compare against all known linker options
*/
if ( (at->len == 13 && !strcmp(at->arg, "-nostartfiles")) ||
(at->len == 14 && !strcmp(at->arg, "-nodefaultlibs")) ||
(at->len == 9 && !strcmp(at->arg, "-nostdlib")) ||
(at->len == 4 && !strcmp(at->arg, "-pie")) ||
(at->len == 9 && !strcmp(at->arg, "-rdynamic")) ||
(at->len == 2 && at->arg[1] == 's') ||
(at->len == 7 && !strcmp(at->arg, "-static")) ||
(at->len == 14 && !strcmp(at->arg, "-static-libgcc")) ||
(at->len == 9 && !strcmp(at->arg, "-symbolic"))
)
{
lp->next = at;
lp = at;
}
else if (at->len == 8 && !strcmp(at->arg, "-Xlinker"))
{
assert(++i < nargs);
lp->next = at;
lp = at->next = NewArg(args[i]);
}
else if (at->len == 11 && !strcmp(at->arg, "-Xassembler"))
{
assert(++i < nargs);
ap->next = at;
ap = at->next = NewArg(args[i]);
}
/*
* -m64/32 args get passed to comp, asm & linker
*/
else if (at->len == 4 &&
(!strcmp(at->arg, "-m64") || !strcmp(at->arg, "-mx32") ||
!strcmp(at->arg, "-m32")))
{
if (at->arg[2] == '6')
*BITS = 64;
else
*BITS = 32;
lp->next = DupArg(at);
lp = lp->next;
ap->next = DupArg(at);
ap = ap->next;
cp->next = at;
cp = at;
}
else if (at->len == 9 && !strcmp(at->arg, "--version"))
{
char *sp;
int i;
i = strlen(MYGCC);
sp = malloc(i + 12);
strcpy(sp, MYGCC);
strcpy(sp+i, " --version");
system(sp);
free(sp);
#ifdef DEBUG
fclose(fplog);
#endif
exit(0); /* ugly uncleaned-up exit; live with it */
}
else
{
cp->next = at;
cp = at;
}
}
}
else /* anything not beginning with - must be a filename */
{
char ch;
int F90=0;
int len = at->len;
assert(len > 2);
ch = at->arg[len-1];
nfiles++;
if (at->arg[len-2] == '.') /* .f or .F */
assert(ch == 'f' || ch == 'F' || ch == 'o' || ch == 'a');
else /* .f90 */
{
F90 = 1;
ch = at->arg[len-3];
assert(len > 4)
assert(at->arg[len-4] == '.' &&
(ch == 'f' || ch == 'F') ||
(at->arg[len-2] == '9'));
}
/*
* If it isn't already an object file, add it to list of files to be
* renamed during compilation
*/
if (ch != 'o' && ch != 'a')
{
if (!filb)
filb = fp = at;
else
{
fp->next = at;
fp = at;
}
/*
* Put empty node in linker options to indicate where to put in the
* generated file names
*/
lp->next = NewArg(NULL);
lp = lp->next;
}
/*
* If it is a object/archive file, just add it to link line and forget it
*/
else
{
lp->next = NewArg(at->arg);
lp = lp->next;
}
/*
* If the file is already an object file, add it to linker
*/
}
}
if (outn) /* must use particular output name */
{
ATL_arg_t *tp;
tp = (DOLNK) ? lp : ap;
tp->next = NewArg("-o");
tp->next->next = NewArg(outn);
tp = tp->next->next;
}
if (outn && !DOLNK)
assert(nfiles == 1);
else
assert(nfiles > 0);
/*
* If there are no files in filb, that means nothing need be compiled, so
* the only thing we are doing is linking
*/
if (!filb)
{
assert(DOLNK);
if (cmpb)
KillAllArgs(cmpb);
if (asmb)
KillAllArgs(asmb);
*CMP = NULL;
*ASM = NULL;
}
else
{
*CMP = cmpb;
if (DOASM)
*ASM = asmb;
else
{
*ASM = NULL;
KillAllArgs(asmb);
}
}
if (DOLNK)
*LNK = lnkb;
else
{
*LNK = NULL;
KillAllArgs(lnkb);
}
*files = filb;
return(outn);
}
