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#include "common.h"
#include "thread-utils.h" /* for GIT_TLS */
#if defined(GIT_TLS)
/* compile-time constant initialization required */
GIT_TLS int git_errno = 0;
#elif defined(GIT_HAS_PTHREAD)
static pthread_key_t errno_key;
static void init_errno(void) __attribute__((constructor));
static void init_errno(void)
{
pthread_key_create(&errno_key, free);
}
int *git__errno_storage(void)
{
int *e = pthread_getspecific(errno_key);
if (!e) {
#undef calloc
e = calloc(1, sizeof(*e));
#define calloc(a,b) GIT__FORBID_MALLOC
pthread_setspecific(errno_key, e);
}
return e;
}
#endif
static struct {
int num;
const char *str;
} error_codes[] = {
{GIT_ERROR, "Unspecified error"},
{GIT_ENOTOID, "Input was not a properly formatted Git object id."},
{GIT_ENOTFOUND, "Object does not exist in the scope searched."},
{GIT_ENOMEM, "Not enough space available."},
{GIT_EOSERR, "Consult the OS error information."},
{GIT_EOBJTYPE, "The specified object is of invalid type"},
{GIT_EOBJCORRUPTED, "The specified object has its data corrupted"},
{GIT_ENOTAREPO, "The specified repository is invalid"},
{GIT_EINVALIDTYPE, "The object type is invalid or doesn't match"},
{GIT_EMISSINGOBJDATA, "The object cannot be written that because it's missing internal data"},
{GIT_EPACKCORRUPTED, "The packfile for the ODB is corrupted"},
{GIT_EFLOCKFAIL, "Failed to adquire or release a file lock"},
{GIT_EZLIB, "The Z library failed to inflate/deflate an object's data"},
{GIT_EBUSY, "The queried object is currently busy"},
};
const char *git_strerror(int num)
{
size_t i;
if (num == GIT_EOSERR)
return strerror(errno);
for (i = 0; i < ARRAY_SIZE(error_codes); i++)
if (num == error_codes[i].num)
return error_codes[i].str;
return "Unknown error";
}
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