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Implement compact file stacks in object files

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Gets rid of `open_memstream`, enabling Windows compatibility again
Also fixes #491 as a nice bonus!
This commit is contained in:
ISSOtm
2020-09-29 03:40:15 +02:00
parent 930080f556
commit 5a65188ca9
23 changed files with 796 additions and 365 deletions
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34
include/link/main.h
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@@ -29,15 +29,45 @@ extern bool beVerbose;
extern bool isWRA0Mode;
extern bool disablePadding;
struct FileStackNode {
struct FileStackNode *parent;
/* Line at which the parent context was exited; meaningless for the root level */
uint32_t lineNo;
enum {
NODE_REPT,
NODE_FILE,
NODE_MACRO,
} type;
union {
char *name; /* NODE_FILE, NODE_MACRO */
struct { /* NODE_REPT */
uint32_t reptDepth;
uint32_t *iters;
};
};
};
/* Helper macro for printing verbose-mode messages */
#define verbosePrint(...) do { \
if (beVerbose) \
fprintf(stderr, __VA_ARGS__); \
} while (0)
void error(char const *fmt, ...);
/**
* Dump a file stack to stderr
* @param node The leaf node to dump the context of
*/
char const *dumpFileStack(struct FileStackNode const *node);
noreturn_ void fatal(char const *fmt, ...);
void warning(struct FileStackNode const *where, uint32_t lineNo,
char const *fmt, ...) format_(printf, 3, 4);
void error(struct FileStackNode const *where, uint32_t lineNo,
char const *fmt, ...) format_(printf, 3, 4);
noreturn_ void fatal(struct FileStackNode const *where, uint32_t lineNo,
char const *fmt, ...) format_(printf, 3, 4);
/**
* Opens a file if specified, and aborts on error.