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7dd8a9f710
This error code indicates the OS error code has a better value describing the last error, as it is likely a network or local file IO problem identified by a C library function call. Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
53 lines
1.0 KiB
C
53 lines
1.0 KiB
C
#include "common.h"
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#include "thread-utils.h" /* for GIT_TLS */
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#if defined(GIT_TLS)
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/* compile-time constant initialization required */
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GIT_TLS int git_errno = 0;
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#elif defined(GIT_HAS_PTHREAD)
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static pthread_key_t errno_key;
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static void init_errno(void) __attribute__((constructor));
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static void init_errno(void)
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{
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pthread_key_create(&errno_key, free);
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}
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int *git__errno_storage(void)
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{
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int *e = pthread_getspecific(errno_key);
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if (!e) {
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#undef calloc
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e = calloc(1, sizeof(*e));
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#define calloc(a,b) GIT__FORBID_MALLOC
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pthread_setspecific(errno_key, e);
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}
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return e;
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}
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#endif
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static struct {
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int num;
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const char *str;
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} error_codes[] = {
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{ GIT_ENOTOID, "Not a git oid" },
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{ GIT_ENOTFOUND, "Object does not exist in the scope searched" },
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{ GIT_ENOMEM, "Not enough space" },
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};
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const char *git_strerror(int num)
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{
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int i;
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if (num == GIT_EOSERR)
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return strerror(errno);
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for (i = 0; i < ARRAY_SIZE(error_codes); i++)
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if (num == error_codes[i].num)
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return error_codes[i].str;
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return "Unknown error";
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}
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