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/* converts c++ to c comments */
/* usage: ./cpp_comment_fix source */
#include <stdio.h>
int main (int argc, char *argv[])
{
FILE *f;
int c;
char *buf = NULL;
int size = 0, i = 0;
f = fopen (argv[1], "r");
while ((c = fgetc (f)) != EOF)
{
buf = (void *) realloc (buf, size + 1);
buf[size] = c;
size++;
}
fclose (f);
f = fopen (argv[1], "w");
while (i < size)
{
if (buf[i] == '/')
{
if (buf[i+1] == '/')
{
fprintf (f, "/*");
i+=2;
while (buf[i] != '\n' && buf[i] != '\r' && i < size)
fprintf (f, "%c", buf[i++]);
fprintf (f, " */\n");
if (i < size && buf[i] == '\n')
i++;
else if (i < size && buf[i] == '\r')
i+=2;
}
else
{
fprintf (f, "/");
i++;
if (buf[i] == '*')
{
fprintf (f, "*");
i++;
for (;;)
{
if (buf[i] == '*' && buf[i+1] == '/')
{
fprintf (f, "*/");
i+=2;
break;
}
else
{
fprintf (f, "%c", buf[i]);
i++;
}
}
}
}
}
else
{
fprintf (f, "%c", buf[i]);
i++;
}
}
fclose (f);
return 0;
}
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