pack-bitmap: save "have" bitmap from walk

diff --git a/git-compat-util.h b/git-compat-util.h
index 3a051de4506809b3e3bd454d175ea1d5dacbc6c4..5f2e90932f9990419d75d803d9552acf2f14adef 100644 (file)
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -220,7 +220,7 @@
 #endif
 #ifdef NO_INTPTR_T
 /*
- * On I16LP32, ILP32 and LP64 "long" is the save bet, however
+ * On I16LP32, ILP32 and LP64 "long" is the safe bet, however
  * on LLP86, IL33LLP64 and P64 it needs to be "long long",
  * while on IP16 and IP16L32 it is "int" (resp. "short")
  * Size needs to match (or exceed) 'sizeof(void *)'.
@@ -284,6 +284,10 @@ extern char *gitdirname(char *);
 #include <openssl/err.h>
 #endif
 
+#ifdef HAVE_SYSINFO
+# include <sys/sysinfo.h>
+#endif
+
 /* On most systems <netdb.h> would have given us this, but
  * not on some systems (e.g. z/OS).
  */
@@ -455,6 +459,7 @@ extern void (*get_warn_routine(void))(const char *warn, va_list params);
 extern void set_die_is_recursing_routine(int (*routine)(void));
 
 extern int starts_with(const char *str, const char *prefix);
+extern int istarts_with(const char *str, const char *prefix);
 
 /*
  * If the string "str" begins with the string found in "prefix", return 1.
@@ -1001,6 +1006,23 @@ static inline int sane_iscase(int x, int is_lower)
                return (x & 0x20) == 0;
 }
 
+/*
+ * Like skip_prefix, but compare case-insensitively. Note that the comparison
+ * is done via tolower(), so it is strictly ASCII (no multi-byte characters or
+ * locale-specific conversions).
+ */
+static inline int skip_iprefix(const char *str, const char *prefix,
+                              const char **out)
+{
+       do {
+               if (!*prefix) {
+                       *out = str;
+                       return 1;
+               }
+       } while (tolower(*str++) == tolower(*prefix++));
+       return 0;
+}
+
 static inline int strtoul_ui(char const *s, int base, unsigned int *result)
 {
        unsigned long ul;
@@ -1217,4 +1239,10 @@ extern void unleak_memory(const void *ptr, size_t len);
 #define UNLEAK(var) do {} while (0)
 #endif
 
+/*
+ * This include must come after system headers, since it introduces macros that
+ * replace system names.
+ */
+#include "banned.h"
+
 #endif