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/*
* Convert a data file into a .S file suitable for assembly.
* This reads from stdin and writes to stdout and takes a single
* argument for the name of the symbol in the assembly file.
*/
#include <stdio.h>
int main(int argc, char *argv[]) {
unsigned char buf[4096];
size_t amt;
size_t i;
int col = 0;
char *name = argv[1];
printf("\
#ifdef __APPLE_CC__\n\
/*\n\
* The mid-2007 version of gcc that ships with Macs requires a\n\
* comma on the .section line, but the rest of the world thinks\n\
* that's a syntax error. It also wants globals to be explicitly\n\
* prefixed with \"_\" as opposed to modern gccs that do the\n\
* prefixing for you.\n\
*/\n\
.globl _%s\n\
.section .rodata,\n\
.align 8\n\
_%s:\n\
#else\n\
.globl %s\n\
.section .rodata\n\
.align 8\n\
%s:\n\
#endif\n\
", name, name, name, name);
while (! feof(stdin)) {
amt = fread(buf, 1, sizeof(buf), stdin);
for (i = 0; i < amt; i++) {
printf((col == 0) ? ".byte %3d" : ",%3d", buf[i]);
col++;
if (col == 16) {
printf("\n");
col = 0;
}
}
}
if (col != 0) {
printf("\n");
}
}
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