thodg/libgit2/src/util.h

• Show log

  Commit

• Hash : 9f54fe48
  Author :
  Date : 2010-12-23T00:15:09
  

  Remove git_errno
  
  It was not being used by any methods (only by malloc and calloc), and
  since it needs to be TLS, it cannot be exported on DLLs on Windows.
  
  Burn it with fire. The API always returns error codes!
  
  Signed-off-by: Vicent Marti <tanoku@gmail.com>
  

Download

• src/util.h

• #ifndef INCLUDE_util_h__
  #define INCLUDE_util_h__
  
  #define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
  
  /* 
   * Don't wrap malloc/calloc.
   * Use the default versions in glibc, and make
   * sure that any methods that allocate memory
   * return a GIT_ENOMEM error when allocation
   * fails.
   */
  #define git__malloc malloc
  #define git__calloc calloc
  #define git__strdup strdup
  
  GIT_EXTERN(int) git__fmt(char *, size_t, const char *, ...)
  	GIT_FORMAT_PRINTF(3, 4);
  GIT_EXTERN(int) git__prefixcmp(const char *str, const char *prefix);
  GIT_EXTERN(int) git__suffixcmp(const char *str, const char *suffix);
  
  GIT_EXTERN(int) git__dirname(char *dir, size_t n, char *path);
  GIT_EXTERN(int) git__basename(char *base, size_t n, char *path);
  
  GIT_EXTERN(void) git__hexdump(const char *buffer, size_t n);
  
  /** @return true if p fits into the range of a size_t */
  GIT_INLINE(int) git__is_sizet(off_t p)
  {
  	size_t r = (size_t)p;
  	return p == (off_t)r;
  }
  
  /*
   * Realloc the buffer pointed at by variable 'x' so that it can hold
   * at least 'nr' entries; the number of entries currently allocated
   * is 'alloc', using the standard growing factor alloc_nr() macro.
   *
   * DO NOT USE any expression with side-effect for 'x' or 'alloc'.
   */
  #define alloc_nr(x) (((x)+16)*3/2)
  #define ALLOC_GROW(x, nr, alloc) \
  	do { \
  		if ((nr) > alloc) { \
  			if (alloc_nr(alloc) < (nr)) \
  				alloc = (nr); \
  			else \
  				alloc = alloc_nr(alloc); \
  			x = xrealloc((x), alloc * sizeof(*(x))); \
  		} \
  	} while (0)
  
  #endif /* INCLUDE_util_h__ */
  

Download