diff options
Diffstat (limited to 'git-compat-util.h')
| -rw-r--r-- | git-compat-util.h | 70 |
1 files changed, 62 insertions, 8 deletions
diff --git a/git-compat-util.h b/git-compat-util.h index d6d269f138..5bd9ad7d2a 100644 --- a/git-compat-util.h +++ b/git-compat-util.h @@ -31,6 +31,9 @@ #define maximum_signed_value_of_type(a) \ (INTMAX_MAX >> (bitsizeof(intmax_t) - bitsizeof(a))) +#define maximum_unsigned_value_of_type(a) \ + (UINTMAX_MAX >> (bitsizeof(uintmax_t) - bitsizeof(a))) + /* * Signed integer overflow is undefined in C, so here's a helper macro * to detect if the sum of two integers will overflow. @@ -40,6 +43,9 @@ #define signed_add_overflows(a, b) \ ((b) > maximum_signed_value_of_type(a) - (a)) +#define unsigned_add_overflows(a, b) \ + ((b) > maximum_unsigned_value_of_type(a) - (a)) + #ifdef __GNUC__ #define TYPEOF(x) (__typeof__(x)) #else @@ -110,8 +116,14 @@ #else #include <poll.h> #endif -#ifndef __MINGW32__ +#if defined(__MINGW32__) +/* pull in Windows compatibility stuff */ +#include "compat/mingw.h" +#elif defined(_MSC_VER) +#include "compat/msvc.h" +#else #include <sys/wait.h> +#include <sys/resource.h> #include <sys/socket.h> #include <sys/ioctl.h> #include <termios.h> @@ -123,6 +135,7 @@ #include <arpa/inet.h> #include <netdb.h> #include <pwd.h> +#include <sys/un.h> #ifndef NO_INTTYPES_H #include <inttypes.h> #else @@ -138,12 +151,6 @@ #include <grp.h> #define _ALL_SOURCE 1 #endif -#else /* __MINGW32__ */ -/* pull in Windows compatibility stuff */ -#include "compat/mingw.h" -#endif /* __MINGW32__ */ -#ifdef _MSC_VER -#include "compat/msvc.h" #endif #ifndef NO_LIBGEN_H @@ -208,7 +215,14 @@ extern char *gitbasename(char *); #define is_dir_sep(c) ((c) == '/') #endif -#ifdef __GNUC__ +#ifndef find_last_dir_sep +#define find_last_dir_sep(path) strrchr(path, '/') +#endif + +#if defined(__HP_cc) && (__HP_cc >= 61000) +#define NORETURN __attribute__((noreturn)) +#define NORETURN_PTR +#elif defined(__GNUC__) && !defined(NO_NORETURN) #define NORETURN __attribute__((__noreturn__)) #define NORETURN_PTR __attribute__((__noreturn__)) #elif defined(_MSC_VER) @@ -226,6 +240,7 @@ extern char *gitbasename(char *); /* General helper functions */ extern void vreportf(const char *prefix, const char *err, va_list params); +extern void vwritef(int fd, const char *prefix, const char *err, va_list params); extern NORETURN void usage(const char *err); extern NORETURN void usagef(const char *err, ...) __attribute__((format (printf, 1, 2))); extern NORETURN void die(const char *err, ...) __attribute__((format (printf, 1, 2))); @@ -234,6 +249,7 @@ extern int error(const char *err, ...) __attribute__((format (printf, 1, 2))); extern void warning(const char *err, ...) __attribute__((format (printf, 1, 2))); extern void set_die_routine(NORETURN_PTR void (*routine)(const char *err, va_list params)); +extern void set_error_routine(void (*routine)(const char *err, va_list params)); extern int prefixcmp(const char *str, const char *prefix); extern int suffixcmp(const char *str, const char *suffix); @@ -335,6 +351,8 @@ extern size_t gitstrlcpy(char *, const char *, size_t); #ifdef NO_STRTOUMAX #define strtoumax gitstrtoumax extern uintmax_t gitstrtoumax(const char *, char **, int); +#define strtoimax gitstrtoimax +extern intmax_t gitstrtoimax(const char *, char **, int); #endif #ifdef NO_STRTOK_R @@ -439,12 +457,17 @@ static inline int has_extension(const char *filename, const char *ext) return len > extlen && !memcmp(filename + len - extlen, ext, extlen); } +/* in ctype.c, for kwset users */ +extern const char tolower_trans_tbl[256]; + /* Sane ctype - no locale, and works with signed chars */ #undef isascii #undef isspace #undef isdigit #undef isalpha #undef isalnum +#undef islower +#undef isupper #undef tolower #undef toupper extern unsigned char sane_ctype[256]; @@ -453,16 +476,20 @@ extern unsigned char sane_ctype[256]; #define GIT_ALPHA 0x04 #define GIT_GLOB_SPECIAL 0x08 #define GIT_REGEX_SPECIAL 0x10 +#define GIT_PATHSPEC_MAGIC 0x20 #define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0) #define isascii(x) (((x) & ~0x7f) == 0) #define isspace(x) sane_istest(x,GIT_SPACE) #define isdigit(x) sane_istest(x,GIT_DIGIT) #define isalpha(x) sane_istest(x,GIT_ALPHA) #define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT) +#define islower(x) sane_iscase(x, 1) +#define isupper(x) sane_iscase(x, 0) #define is_glob_special(x) sane_istest(x,GIT_GLOB_SPECIAL) #define is_regex_special(x) sane_istest(x,GIT_GLOB_SPECIAL | GIT_REGEX_SPECIAL) #define tolower(x) sane_case((unsigned char)(x), 0x20) #define toupper(x) sane_case((unsigned char)(x), 0) +#define is_pathspec_magic(x) sane_istest(x,GIT_PATHSPEC_MAGIC) static inline int sane_case(int x, int high) { @@ -471,6 +498,17 @@ static inline int sane_case(int x, int high) return x; } +static inline int sane_iscase(int x, int is_lower) +{ + if (!sane_istest(x, GIT_ALPHA)) + return 0; + + if (is_lower) + return (x & 0x20) != 0; + else + return (x & 0x20) == 0; +} + static inline int strtoul_ui(char const *s, int base, unsigned int *result) { unsigned long ul; @@ -529,6 +567,19 @@ void git_qsort(void *base, size_t nmemb, size_t size, #define fstat_is_reliable() 1 #endif +#ifndef va_copy +/* + * Since an obvious implementation of va_list would be to make it a + * pointer into the stack frame, a simple assignment will work on + * many systems. But let's try to be more portable. + */ +#ifdef __va_copy +#define va_copy(dst, src) __va_copy(dst, src) +#else +#define va_copy(dst, src) ((dst) = (src)) +#endif +#endif + /* * Preserves errno, prints a message, but gives no warning for ENOENT. * Always returns the return value of unlink(2). @@ -544,4 +595,7 @@ int rmdir_or_warn(const char *path); */ int remove_or_warn(unsigned int mode, const char *path); +/* Get the passwd entry for the UID of the current process. */ +struct passwd *xgetpwuid_self(void); + #endif |