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Core: expose maximum values of time_t and ngx_int_t. 

These are needed to detect overflows.
This commit is contained in:
Ruslan Ermilov 2015-03-17 00:24:34 +03:00
parent c21a57d75b
commit 9c7ff92de8
3 changed files with 6 additions and 0 deletions
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1
auto/unix
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@ -510,6 +510,7 @@ ngx_param=NGX_OFF_T_LEN; ngx_value=$ngx_max_len; . auto/types/value
ngx_type="time_t"; . auto/types/sizeof
ngx_param=NGX_TIME_T_SIZE; ngx_value=$ngx_size; . auto/types/value
ngx_param=NGX_TIME_T_LEN; ngx_value=$ngx_max_len; . auto/types/value
ngx_param=NGX_MAX_TIME_T_VALUE; ngx_value=$ngx_max_value; . auto/types/value
# syscalls, libc calls and some features

3
src/core/ngx_config.h
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@ -85,8 +85,11 @@ typedef intptr_t ngx_flag_t;
#if (NGX_PTR_SIZE == 4)
#define NGX_INT_T_LEN NGX_INT32_LEN
#define NGX_MAX_INT_T_VALUE 2147483647
#else
#define NGX_INT_T_LEN NGX_INT64_LEN
#define NGX_MAX_INT_T_VALUE 9223372036854775807
#endif

2
src/os/win32/ngx_win32_config.h
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@ -196,6 +196,7 @@ typedef int sig_atomic_t;
#define NGX_MAX_SIZE_T_VALUE 9223372036854775807
#define NGX_TIME_T_LEN (sizeof("-9223372036854775808") - 1)
#define NGX_TIME_T_SIZE 8
#define NGX_MAX_TIME_T_VALUE 9223372036854775807
#else
@ -204,6 +205,7 @@ typedef int sig_atomic_t;
#define NGX_MAX_SIZE_T_VALUE 2147483647
#define NGX_TIME_T_LEN (sizeof("-2147483648") - 1)
#define NGX_TIME_T_SIZE 4
#define NGX_MAX_TIME_T_VALUE 2147483647
#endif