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Support for args #13

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merged 4 commits into from
Nov 5, 2016
Merged

Support for args #13

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cdbaed8
Add arguments support
frangarcj Sep 29, 2016
a63af0a
Fix errors
frangarcj Sep 30, 2016
a53590e
Update crt0.c
frangarcj Oct 2, 2016
f4dbac0
Add argv[0] as program name
frangarcj Oct 2, 2016
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31 changes: 29 additions & 2 deletions newlib/libc/sys/vita/crt0.c
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Original file line number Diff line number Diff line change
@@ -1,3 +1,6 @@
/* The maximum number of arguments that can be passed to main(). */
#define ARGC_MAX 19

int main(int argc, const char* argv[]);

void _init_vita_newlib(void) {
Expand All @@ -14,8 +17,32 @@ void _free_vita_newlib(void) {
_free_vita_heap();
}

void _start() {
/*
* Code below is based on the PSPSDK implementation
* Copyright (c) 2005 Marcus R. Brown <[email protected]>
*/

void _start(unsigned int args, void *argp)
{
char *argv[ARGC_MAX + 1] = {""}; // Program name
int argc = 1;
int loc = 0;
char *ptr = argp;

/* Turn our thread arguments into main()'s argc and argv[]. */
while(loc < args)
{
argv[argc] = &ptr[loc];
loc += strlen(&ptr[loc]) + 1;
argc++;
if(argc == ARGC_MAX)
{
break;
}
}

argv[argc] = 0;
_init_vita_newlib();
__libc_init_array();
exit(main(1, (const char*[]){"", 0}));
exit(main(argc, argv));
}