diff options
Diffstat (limited to 'qstd')
| -rw-r--r-- | qstd/Makefile | 2 | ||||
| -rw-r--r-- | qstd/plat.c | 40 | ||||
| -rw-r--r-- | qstd/plat.h | 5 |
3 files changed, 43 insertions, 4 deletions
diff --git a/qstd/Makefile b/qstd/Makefile index c4b088b..7e3f0f1 100644 --- a/qstd/Makefile +++ b/qstd/Makefile @@ -2,7 +2,7 @@ target = libqstd.a includes = -I../qstd defines = -Dplat_x86 -Dplat_posix -Dallocation_default_alignment=8 -cflags = -std=c90 -pedantic -Wall -Wextra $(DEBUG_COMPILE_FLAG) $(includes) $(defines) +cflags = -std=gnu90 -pedantic -Wall -Wextra $(DEBUG_COMPILE_FLAG) $(includes) $(defines) lflags = $(DEBUG_LINK_FLAG) objects = plat.o memory.o str.o pack.o diff --git a/qstd/plat.c b/qstd/plat.c index 7f07b96..15e0265 100644 --- a/qstd/plat.c +++ b/qstd/plat.c @@ -1,15 +1,21 @@ #include "plat.h" #ifdef plat_posix +#ifndef _POSIX_SOURCE #define _POSIX_SOURCE +#endif +#ifndef _GNU_SOURCE #define _GNU_SOURCE +#endif +#include <aio.h> #include <fcntl.h> +#include <stdarg.h> +#include <stdio.h> #include <stdlib.h> #include <sys/time.h> +#include <sys/types.h> #include <time.h> -#include <stdarg.h> -#include <stdio.h> extern int isatty(int); extern int fileno(FILE*); @@ -83,6 +89,34 @@ void pbreak(int code) { #endif } +static clockid_t global_clock; +static unsigned long global_freq; +static int time_init = 0; + +void init_timer(void) { + struct timespec ts; + global_clock = CLOCK_REALTIME; + global_freq = 1000000000; + time_init = 1; +#if defined(_POSIX_MONOTONIC_CLOCK) + if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) { + global_clock = CLOCK_MONOTONIC; + } +#else + (void)ts; +#endif +} + +uint64_t get_time(void) { + struct timespec ts; + if (!time_init) + init_timer(); + clock_gettime(global_clock, &ts); + return + (uint64_t)ts.tv_sec * global_freq + + (uint64_t)ts.tv_nsec; +} + #endif #ifdef plat_win @@ -153,4 +187,4 @@ void pbreak(int code) { } -#endif
\ No newline at end of file +#endif diff --git a/qstd/plat.h b/qstd/plat.h index 27521fa..b3715a3 100644 --- a/qstd/plat.h +++ b/qstd/plat.h @@ -1,6 +1,8 @@ #ifndef plat_h #define plat_h +#include <stdint.h> + #ifdef assert #undef assert #endif @@ -29,4 +31,7 @@ void print_err(const char* fmt, ...); void print_war(const char* fmt, ...); void pbreak(int code); +uint64_t get_time(void); + + #endif |