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-rw-r--r--cgit.h1
-rw-r--r--shared.c7
2 files changed, 8 insertions, 0 deletions
diff --git a/cgit.h b/cgit.h
index f01f6c9..6937c42 100644
--- a/cgit.h
+++ b/cgit.h
@@ -157,6 +157,7 @@ extern void cgit_querystring_cb(const char *name, const char *value);
extern int chk_zero(int result, char *msg);
extern int chk_positive(int result, char *msg);
+extern int chk_non_negative(int result, char *msg);
extern int hextoint(char c);
extern char *trim_end(const char *str, char c);
diff --git a/shared.c b/shared.c
index 1a5b866..65fc8b2 100644
--- a/shared.c
+++ b/shared.c
@@ -86,6 +86,13 @@ int chk_positive(int result, char *msg)
return result;
}
+int chk_non_negative(int result, char *msg)
+{
+ if (result < 0)
+ die("%s: %s",msg, strerror(errno));
+ return result;
+}
+
struct repoinfo *add_repo(const char *url)
{
struct repoinfo *ret;