diff options
author | Andreas Ericsson <ae@op5.se> | 2008-11-22 16:40:51 +0300 |
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committer | Shawn O. Pearce <spearce@spearce.org> | 2008-11-22 23:08:00 +0300 |
commit | f501265f976a745e5c0d21104635d695227171cd (patch) | |
tree | 4df1521318774135d66161a37fd1a06423d0dc7d /src/cc-compat.h | |
parent | c215be4120385fc5f358e8a0609c94f6998184e7 (diff) |
Add cc-compat.h - C compiler compat macros for internal use
Holds things such as FLEX_ARRAY and whatnot.
Signed-off-by: Andreas Ericsson <ae@op5.se>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Diffstat (limited to 'src/cc-compat.h')
-rw-r--r-- | src/cc-compat.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/cc-compat.h b/src/cc-compat.h new file mode 100644 index 000000000..41fb16c71 --- /dev/null +++ b/src/cc-compat.h @@ -0,0 +1,33 @@ +/* + * cc-compat.h - C compiler compat macros for internal use + */ +#ifndef INCLUDE_compat_h__ +#define INCLUDE_compat_h__ + +/* + * See if our compiler is known to support flexible array members. + */ +#ifndef FLEX_ARRAY +# if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) +# define FLEX_ARRAY /* empty */ +# elif defined(__GNUC__) +# if (__GNUC__ >= 3) +# define FLEX_ARRAY /* empty */ +# else +# define FLEX_ARRAY 0 /* older GNU extension */ +# endif +# endif + +/* Default to safer but a bit wasteful traditional style */ +# ifndef GIT_FLEX_ARRAY +# define GIT_FLEX_ARRAY 1 +# endif +#endif + +#ifdef __GNUC__ +# define TYPEOF(x) (__typeof__(x)) +#else +# define TYPEOF(x) +#endif + +#endif /* INCLUDE_compat_h__ */ |