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author | Junio C Hamano <gitster@pobox.com> | 2011-08-17 17:25:55 -0700 |
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committer | Junio C Hamano <gitster@pobox.com> | 2011-08-17 17:25:55 -0700 |
commit | 253348b2dbb6519c82e6bc3543c652b9727771ed (patch) | |
tree | 27b77cb1cf424396f9c609ad062766411fe6adeb /usage.c | |
parent | ddd89c6f86210f18ce19198d163e05dfd311c5ce (diff) | |
parent | fc1b56f054a79400c4e72cb1aab97ba2605cbd83 (diff) | |
download | git-253348b2dbb6519c82e6bc3543c652b9727771ed.tar.gz git-253348b2dbb6519c82e6bc3543c652b9727771ed.tar.xz |
Merge branch 'cb/maint-exec-error-report'
* cb/maint-exec-error-report:
notice error exit from pager
error_routine: use parent's stderr if exec fails
Diffstat (limited to 'usage.c')
-rw-r--r-- | usage.c | 18 |
1 files changed, 18 insertions, 0 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); @@ -46,6 +59,11 @@ void set_die_routine(NORETURN_PTR void (*routine)(const char *err, va_list param die_routine = routine; } +void set_error_routine(void (*routine)(const char *err, va_list params)) +{ + error_routine = routine; +} + void NORETURN usagef(const char *err, ...) { va_list params; |