diff options
Diffstat (limited to 'usage.c')
| -rw-r--r-- | usage.c | 26 |
1 files changed, 22 insertions, 4 deletions
@@ -4,6 +4,7 @@ * Copyright (C) Linus Torvalds, 2005 */ #include "git-compat-util.h" +#include "cache.h" void vreportf(const char *prefix, const char *err, va_list params) { @@ -12,6 +13,18 @@ void vreportf(const char *prefix, const char *err, va_list params) fprintf(stderr, "%s%s\n", prefix, msg); } +void vwritef(int fd, const char *prefix, const char *err, va_list params) +{ + char msg[4096]; + int len = vsnprintf(msg, sizeof(msg), err, params); + if (len > sizeof(msg)) + len = sizeof(msg); + + write_in_full(fd, prefix, strlen(prefix)); + write_in_full(fd, msg, len); + write_in_full(fd, "\n", 1); +} + static NORETURN void usage_builtin(const char *err, va_list params) { vreportf("usage: ", err, params); @@ -46,7 +59,12 @@ void set_die_routine(NORETURN_PTR void (*routine)(const char *err, va_list param die_routine = routine; } -void usagef(const char *err, ...) +void set_error_routine(void (*routine)(const char *err, va_list params)) +{ + error_routine = routine; +} + +void NORETURN usagef(const char *err, ...) { va_list params; @@ -55,12 +73,12 @@ void usagef(const char *err, ...) va_end(params); } -void usage(const char *err) +void NORETURN usage(const char *err) { usagef("%s", err); } -void die(const char *err, ...) +void NORETURN die(const char *err, ...) { va_list params; @@ -69,7 +87,7 @@ void die(const char *err, ...) va_end(params); } -void die_errno(const char *fmt, ...) +void NORETURN die_errno(const char *fmt, ...) { va_list params; char fmt_with_err[1024]; |