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common.h: allow for no alloca.h on BSD

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gitlost 2022-09-12 17:27:42 +01:00
parent b4a20b24a2
commit 0d4aa6cce3
1 changed files with 7 additions and 5 deletions
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10
backend/common.h
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@ -33,6 +33,10 @@
#ifndef Z_COMMON_H #ifndef Z_COMMON_H
#define Z_COMMON_H #define Z_COMMON_H
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#ifndef ARRAY_SIZE #ifndef ARRAY_SIZE
#define ARRAY_SIZE(x) ((int) (sizeof(x) / sizeof((x)[0]))) #define ARRAY_SIZE(x) ((int) (sizeof(x) / sizeof((x)[0])))
#endif #endif
@ -41,7 +45,9 @@
# include <malloc.h> # include <malloc.h>
# define z_alloca(nmemb) _alloca(nmemb) # define z_alloca(nmemb) _alloca(nmemb)
#else #else
# if !(defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__DragonFly__)) /* BSD */
# include <alloca.h> # include <alloca.h>
# endif
# define z_alloca(nmemb) alloca(nmemb) # define z_alloca(nmemb) alloca(nmemb)
#endif #endif
@ -149,10 +155,6 @@ typedef unsigned __int64 uint64_t;
# define set_module_colour(s, y, x, c) do { (s)->encoded_data[(y)][(x)] = (c); } while (0) # define set_module_colour(s, y, x, c) do { (s)->encoded_data[(y)][(x)] = (c); } while (0)
#endif #endif
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
INTERNAL int ctoi(const char source); INTERNAL int ctoi(const char source);
INTERNAL char itoc(const int source); INTERNAL char itoc(const int source);
INTERNAL int to_int(const unsigned char source[], const int length); INTERNAL int to_int(const unsigned char source[], const int length);