diff options
| -rw-r--r-- | cache.h | 2 | ||||
| -rw-r--r-- | trace.c | 28 |
2 files changed, 19 insertions, 11 deletions
@@ -1067,7 +1067,7 @@ extern void alloc_report(void); /* trace.c */ __attribute__((format (printf, 1, 2))) extern void trace_printf(const char *format, ...); -extern void trace_vprintf(const char *format, va_list ap); +extern void trace_vprintf(const char *key, const char *format, va_list ap); __attribute__((format (printf, 2, 3))) extern void trace_argv_printf(const char **argv, const char *format, ...); extern void trace_repo_setup(const char *prefix); @@ -25,10 +25,10 @@ #include "cache.h" #include "quote.h" -/* Get a trace file descriptor from GIT_TRACE env variable. */ -static int get_trace_fd(int *need_close) +/* Get a trace file descriptor from "key" env variable. */ +static int get_trace_fd(const char *key, int *need_close) { - char *trace = getenv("GIT_TRACE"); + char *trace = getenv(key); if (!trace || !strcmp(trace, "") || !strcmp(trace, "0") || !strcasecmp(trace, "false")) @@ -50,10 +50,10 @@ static int get_trace_fd(int *need_close) return fd; } - fprintf(stderr, "What does '%s' for GIT_TRACE mean?\n", trace); + fprintf(stderr, "What does '%s' for %s mean?\n", trace, key); fprintf(stderr, "If you want to trace into a file, " - "then please set GIT_TRACE to an absolute pathname " - "(starting with /).\n"); + "then please set %s to an absolute pathname " + "(starting with /).\n", key); fprintf(stderr, "Defaulting to tracing on stderr...\n"); return STDERR_FILENO; @@ -62,12 +62,12 @@ static int get_trace_fd(int *need_close) static const char err_msg[] = "Could not trace into fd given by " "GIT_TRACE environment variable"; -void trace_vprintf(const char *fmt, va_list ap) +void trace_vprintf(const char *key, const char *fmt, va_list ap) { struct strbuf buf = STRBUF_INIT; int fd, need_close = 0; - fd = get_trace_fd(&need_close); + fd = get_trace_fd(key, &need_close); if (!fd) return; @@ -80,11 +80,19 @@ void trace_vprintf(const char *fmt, va_list ap) close(fd); } +void trace_printf_key(const char *key, const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + trace_vprintf(key, fmt, ap); + va_end(ap); +} + void trace_printf(const char *fmt, ...) { va_list ap; va_start(ap, fmt); - trace_vprintf(fmt, ap); + trace_vprintf("GIT_TRACE", fmt, ap); va_end(ap); } @@ -94,7 +102,7 @@ void trace_argv_printf(const char **argv, const char *fmt, ...) va_list ap; int fd, need_close = 0; - fd = get_trace_fd(&need_close); + fd = get_trace_fd("GIT_TRACE", &need_close); if (!fd) return; |