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Make Cosmopolitan ANSI C89 compatible

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You can now use cosmopolitan.h with an ANSI C89 compiler like MSVC. The
Cosmopolitan codebase itself won't support being compiled that way. But
you can build objects that link against Cosmopolitan using any compiler
and you can furthermore use tools like IntelliSense that can't even GNU

See also #40
This commit is contained in:
Justine Tunney 2021-02-03 17:48:59 -08:00
parent 46085797b6
commit a8d7195777
34 changed files with 262 additions and 9561 deletions
Download patch file Download diff file Expand all files Collapse all files

2
libc/mem/asprintf.c
View file

@ -16,7 +16,7 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/mem/mem.h"
#include "libc/mem/fmt.h"
/**
* Formats string, allocating needed memory.

18
libc/mem/fmt.h Normal file
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@ -0,0 +1,18 @@
#ifndef COSMOPOLITAN_LIBC_MEM_FMT_H_
#define COSMOPOLITAN_LIBC_MEM_FMT_H_
#include "libc/fmt/pflink.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
int asprintf(char **, const char *, ...) printfesque(2)
paramsnonnull((1, 2)) libcesque;
int vasprintf(char **, const char *, va_list) paramsnonnull() libcesque;
#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
#define asprintf(SP, FMT, ...) (asprintf)(SP, PFLINK(FMT), ##__VA_ARGS__)
#define vasprintf(SP, FMT, VA) (vasprintf)(SP, PFLINK(FMT), VA)
#endif
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_MEM_FMT_H_ */

14
libc/mem/mem.h
View file

@ -1,6 +1,5 @@
#ifndef COSMOPOLITAN_LIBC_MEM_MEM_H_
#define COSMOPOLITAN_LIBC_MEM_MEM_H_
#include "libc/fmt/pflink.h"
#define M_TRIM_THRESHOLD (-1)
#define M_GRANULARITY (-2)
@ -34,10 +33,6 @@ size_t malloc_usable_size(const void *);
void **independent_calloc(size_t, size_t, void **);
void **independent_comalloc(size_t, size_t *, void **);
int asprintf(char **, const char *, ...) printfesque(2)
paramsnonnull((1, 2)) libcesque;
int vasprintf(char **, const char *, va_list) paramsnonnull() libcesque;
wchar_t *wcsdup(const wchar_t *) strlenesque nodiscard;
struct mallinfo {
@ -63,15 +58,6 @@ size_t malloc_set_footprint_limit(size_t);
void malloc_inspect_all(void (*handler)(void *, void *, size_t, void *),
void *);
/*───────────────────────────────────────────────────────────────────────────│─╗
│ cosmopolitan § dynamic memory » optimizations ─╬─│┼
╚────────────────────────────────────────────────────────────────────────────│*/
#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
#define asprintf(SP, FMT, ...) (asprintf)(SP, PFLINK(FMT), ##__VA_ARGS__)
#define vasprintf(SP, FMT, VA) (vasprintf)(SP, PFLINK(FMT), VA)
#endif
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_MEM_MEM_H_ */