mirror of
https://github.com/RubyMetric/chsrc.git
synced 2024-11-24 15:26:57 +08:00
774 lines
18 KiB
C
774 lines
18 KiB
C
/** ------------------------------------------------------------
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* Copyright © 2023-2024 Aoran Zeng, Heng Guo
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* SPDX-License-Identifier: MIT
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* -------------------------------------------------------------
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* Lib Name : xy.h
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* Lib Authors : Aoran Zeng <ccmywish@qq.com>
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* | Heng Guo <2085471348@qq.com>
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* Contributors : Nil Null <nil@null.org>
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* |
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* Created On : <2023-08-28>
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* Last Modified : <2024-08-23>
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*
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* xy: 襄阳、咸阳
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* Corss-Platform C utilities for CLI applications in Ruby flavor
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* ------------------------------------------------------------*/
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#ifndef XY_H
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#define XY_H
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#define _XY_Version "v0.1.4.2-2024/08/23"
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#define _XY_Maintain_URL "https://gitee.com/RubyMetric/chsrc/blob/main/include/xy.h"
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#include <assert.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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/* Global */
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bool xy_enable_color = true;
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// #define NDEBUG
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#ifdef _WIN32
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#define XY_On_Windows 1
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#define xy_on_windows true
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#define xy_on_linux false
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#define xy_on_macos false
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#define xy_on_bsd false
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#define xy_os_devnull "nul"
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#include <windows.h>
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#define xy_useutf8() SetConsoleOutputCP (65001)
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#elif defined(__linux__) || defined(__linux)
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#define XY_On_Linux 1
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#define xy_on_windows false
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#define xy_on_linux true
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#define xy_on_macos false
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#define xy_on_bsd false
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#define xy_os_devnull "/dev/null"
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#define xy_useutf8()
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#elif defined(__APPLE__)
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#define XY_On_macOS 1
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#define xy_on_windows false
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#define xy_on_linux false
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#define xy_on_macos true
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#define xy_on_bsd false
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#define xy_os_devnull "/dev/null"
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#define xy_useutf8()
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#elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__)
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#define XY_On_BSD 1
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#define xy_on_windows false
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#define xy_on_linux false
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#define xy_on_macos false
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#define xy_on_bsd true
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#define xy_os_devnull "/dev/null"
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#define xy_useutf8()
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#endif
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void putf (double n) { printf ("%f\n", n); }
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void puti (long long n) { printf ("%lld\n", n); }
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void putb (bool n) { if (n) puts ("true"); else puts ("false"); }
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void print (const char *s) { printf ("%s", s); }
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void println (const char *s) { printf ("%s\n", s);}
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void say (const char *s) { printf ("%s\n", s);}
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void br () { puts ("");}
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#define assert_str(a, b) assert (xy_streql ((a), (b)))
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#define xy_unsupport assert(!"Unsuppoted")
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#define xy_unimplement assert(!"Unimplemented temporarily")
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#define xy_unreach assert(!"This code shouldn't be reached")
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#define xy_arylen(x) (sizeof (x) / sizeof (x[0]))
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static inline void *
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xy_malloc0 (size_t size)
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{
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void *ptr = malloc (size);
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memset (ptr, 0, size);
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return ptr;
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}
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/******************************************************
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* String
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******************************************************/
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/**
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* 将str中所有的pat字符串替换成replace，返回一个全新的字符串
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*/
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static char *
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xy_str_gsub (const char *str, const char *pat, const char *replace)
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{
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size_t replace_len = strlen (replace);
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size_t pat_len = strlen (pat);
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int unit = replace_len - pat_len;
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if (unit <= 0)
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unit = 0;
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size_t len = strlen (str);
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const char *cur = str;
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int count = 0;
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while (cur < str + len)
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{
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char *fnd = strstr (cur, pat);
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if (fnd)
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{
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count++;
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cur = fnd + pat_len;
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}
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else
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break;
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}
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// puti(count); DEBUG 匹配次数
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char *ret = malloc (unit * count + len + 1);
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char *retcur = ret;
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cur = str;
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while (cur < str + len)
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{
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char *fnd = strstr (cur, pat);
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if (fnd)
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{
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ptrdiff_t diff = fnd - cur;
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strncpy (retcur, cur, diff);
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cur = fnd + pat_len;
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retcur += diff;
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strcpy (retcur, replace);
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retcur += replace_len;
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}
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else
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break;
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}
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strcpy (retcur, cur);
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return ret;
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}
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static char *
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xy_2strjoin (const char *str1, const char *str2)
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{
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size_t len = strlen (str1);
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size_t size = len + strlen (str2) + 1;
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char *ret = malloc (size);
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strcpy (ret, str1);
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strcpy (ret + len, str2);
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return ret;
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}
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static char *
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xy_strjoin (unsigned int count, ...)
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{
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size_t al_fixed = 128;
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char *ret = calloc (1, al_fixed);
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// 已分配次数
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int al_times = 1;
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// 当前已分配量
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size_t al_cur = al_fixed;
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const char *str = NULL;
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// 需要分配的量
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size_t al_need = 0;
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// 用于 strcpy() 到 ret 的哪个位置
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char *cur = ret + 0;
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va_list args;
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va_start (args, count);
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for (int i = 0; i < count; i++)
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{
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// 是否需要重新分配
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bool need_realloc = false;
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str = va_arg (args, const char *);
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al_need += strlen (str);
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while (al_need > al_cur)
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{
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al_times += 1;
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al_cur = al_times * al_fixed;
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need_realloc = true;
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}
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// printf("al_times %d, al_need %zd, al_cur %zd\n", al_times, al_need,
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// al_cur);
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if (need_realloc)
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{
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ptrdiff_t diff = cur - ret;
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ret = realloc (ret, al_cur);
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cur = ret + diff;
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}
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if (NULL == ret)
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{
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fprintf (stderr, "xy.h: No availble memory!");
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return NULL;
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}
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strcpy (cur, str);
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// puts(ret);
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cur += strlen (str);
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}
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va_end (args);
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*cur = '\0';
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return ret;
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}
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static char *
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xy_strdup (const char *str)
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{
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size_t len = strlen (str);
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char *new = xy_malloc0 (len + 1);
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strcpy (new, str);
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return new;
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}
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#define _XY_Str_Bold 1
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#define _XY_Str_Faint 2
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#define _XY_Str_Italic 3
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#define _XY_Str_Underline 4
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#define _XY_Str_Blink 5
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#define _XY_Str_Cross 9
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#define xy_str_to_bold(str) _xy_str_to_terminal_style (_XY_Str_Bold, str)
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#define xy_str_to_faint(str) _xy_str_to_terminal_style (_XY_Str_Faint, str)
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#define xy_str_to_italic(str) _xy_str_to_terminal_style (_XY_Str_Italic, str)
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#define xy_str_to_underline(str) _xy_str_to_terminal_style (_XY_Str_Underline, str)
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#define xy_str_to_blink(str) _xy_str_to_terminal_style (_XY_Str_Blink, str)
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#define xy_str_to_cross(str) _xy_str_to_terminal_style (_XY_Str_Cross, str)
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#define _XY_Str_Red 31
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#define _XY_Str_Green 32
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#define _XY_Str_Yellow 33
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#define _XY_Str_Blue 34
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#define _XY_Str_Magenta 35
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#define _XY_Str_Cyan 36
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#define xy_str_to_red(str) _xy_str_to_terminal_style (_XY_Str_Red, str)
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#define xy_str_to_green(str) _xy_str_to_terminal_style (_XY_Str_Green, str)
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#define xy_str_to_yellow(str) _xy_str_to_terminal_style (_XY_Str_Yellow, str)
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#define xy_str_to_blue(str) _xy_str_to_terminal_style (_XY_Str_Blue, str)
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#define xy_str_to_magenta(str) _xy_str_to_terminal_style (_XY_Str_Magenta, str)
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#define xy_str_to_purple xy_str_to_magenta
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#define xy_str_to_cyan(str) _xy_str_to_terminal_style (_XY_Str_Cyan, str)
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static char *
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_xy_str_to_terminal_style (int style, const char *str)
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{
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char *color_fmt_str = NULL;
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if (!xy_enable_color)
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{
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color_fmt_str = "%s";
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goto new_str;
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}
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switch (style)
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{
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case _XY_Str_Red:
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color_fmt_str = "\e[31m%s\e[0m"; break;
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case _XY_Str_Green:
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color_fmt_str = "\e[32m%s\e[0m"; break;
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case _XY_Str_Yellow:
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color_fmt_str = "\e[33m%s\e[0m"; break;
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case _XY_Str_Blue:
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color_fmt_str = "\e[34m%s\e[0m"; break;
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case _XY_Str_Magenta:
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color_fmt_str = "\e[35m%s\e[0m"; break;
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case _XY_Str_Cyan:
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color_fmt_str = "\e[36m%s\e[0m"; break;
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case _XY_Str_Bold:
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color_fmt_str = "\e[1m%s\e[0m"; break;
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case _XY_Str_Faint:
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color_fmt_str = "\e[2m%s\e[0m"; break;
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case _XY_Str_Italic:
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color_fmt_str = "\e[3m%s\e[0m"; break;
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case _XY_Str_Underline:
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color_fmt_str = "\e[4m%s\e[0m"; break;
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case _XY_Str_Blink:
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color_fmt_str = "\e[5m%s\e[0m"; break;
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case _XY_Str_Cross:
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color_fmt_str = "\e[9m%s\e[0m"; break;
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}
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size_t len = 0;
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new_str:
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// -2 把中间%s减掉
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len = strlen (color_fmt_str) - 2;
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char *buf = malloc (strlen (str) + len + 1);
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sprintf (buf, color_fmt_str, str);
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return buf;
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}
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static bool
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xy_streql (const char *str1, const char *str2)
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{
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if (NULL==str1 || NULL==str2)
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{
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return false;
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}
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return strcmp (str1, str2) == 0 ? true : false;
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}
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static char *
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xy_str_to_quietcmd (const char *cmd)
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{
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char *ret = NULL;
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#ifdef _WIN32
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ret = xy_2strjoin (cmd, " >nul 2>nul ");
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#else
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ret = xy_2strjoin (cmd, " 1>/dev/null 2>&1 ");
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#endif
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return ret;
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}
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static bool
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xy_str_end_with (const char *str, const char *suffix)
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{
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size_t len1 = strlen (str);
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size_t len2 = strlen (suffix);
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if (0 == len2)
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return true; // 空字符串直接返回
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if (len1 < len2)
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return false;
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const char *cur1 = str + len1 - 1;
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const char *cur2 = suffix + len2 - 1;
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for (int i = 0; i < len2; i++)
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{
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if (*cur1 != *cur2)
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return false;
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cur1--;
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cur2--;
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}
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return true;
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}
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static bool
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xy_str_start_with (const char *str, const char *prefix)
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{
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if (NULL==str || NULL==prefix)
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{
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return false;
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}
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size_t len1 = strlen (str);
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size_t len2 = strlen (prefix);
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if (0 == len2)
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return true; // 空字符串直接返回
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if (len1 < len2)
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return false;
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const char *cur1 = str;
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const char *cur2 = prefix;
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for (int i = 0; i < len2; i++)
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{
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if (*cur1 != *cur2)
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return false;
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cur1++;
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cur2++;
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}
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return true;
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}
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static char *
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xy_str_delete_prefix (const char *str, const char *prefix)
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{
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char *new = xy_strdup (str);
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bool yes = xy_str_start_with (str, prefix);
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if (!yes)
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return new;
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size_t len = strlen (prefix);
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char *cur = new + len;
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return cur;
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}
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static char *
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xy_str_delete_suffix (const char *str, const char *suffix)
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{
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char *new = xy_strdup (str);
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bool yes = xy_str_end_with (str, suffix);
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if (!yes)
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return new;
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size_t len1 = strlen (str);
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size_t len2 = strlen (suffix);
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char *cur = new + len1 - len2;
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*cur = '\0';
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return new;
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}
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static char *
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xy_str_strip (const char *str)
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{
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char *new = xy_strdup (str);
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while (strchr ("\n\r\v\t\f ", new[0]))
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{
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new += 1;
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}
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size_t len = strlen (new);
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char *last = new + len - 1;
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while (strchr ("\n\r\v\t\f ", *last))
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{
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*last = '\0';
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last -= 1;
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}
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return new;
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}
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/******************************************************
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* Logging
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******************************************************/
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#define _XY_Log_Plain 000000001
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#define _XY_Log_Success 000000001 << 1
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#define _XY_Log_Info 000000001 << 2
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#define _XY_Log_Warn 000000001 << 3
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#define _XY_Log_Error 000000001 << 4
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#define xy_log(prompt, str) _xy_log (_XY_Log_Plain, prompt, str)
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#define xy_succ(prompt,str) _xy_log (_XY_Log_Success, prompt, str)
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#define xy_info(prompt,str) _xy_log (_XY_Log_Info, prompt, str)
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#define xy_warn(prompt,str) _xy_log (_XY_Log_Warn, prompt, str)
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#define xy_error(prompt,str) _xy_log (_XY_Log_Error, prompt, str)
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static void
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_xy_log (int level, const char *prompt, const char *content)
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{
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char *str = NULL;
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bool to_stderr = false;
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/**
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* 'app: content'
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*/
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if (level & _XY_Log_Plain)
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{
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str = xy_strjoin (3, prompt, ": ", content);
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}
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else if (level & _XY_Log_Success)
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{
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str = xy_strjoin (3, prompt, ": ", xy_str_to_green (content));
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}
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else if (level & _XY_Log_Info)
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{
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str = xy_strjoin (3, prompt, ": ", xy_str_to_blue (content));
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}
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else if (level & _XY_Log_Warn)
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{
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str = xy_strjoin (3, prompt, ": ", xy_str_to_yellow (content));
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to_stderr = true;
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}
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else if (level & _XY_Log_Error)
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{
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str = xy_strjoin (3, prompt, ": ", xy_str_to_red (content));
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to_stderr = true;
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}
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else
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{
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// xy_assert ("CAN'T REACH!");
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}
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if (to_stderr)
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{
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fprintf (stderr, "%s\n", str);
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}
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else
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{
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puts (str);
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}
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free (str);
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}
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/**
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* brkt 系列输出受 pip 启发，为了输出方便，使用 xy.h 的程序应该
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*
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* 1.若想完全自定义颜色和输出位置：
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*
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* 应基于下述 xy_log_brkt_to 定义自己的输出函数
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*
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* 2.若想自定义颜色，而保持输出到stdout：
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*
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* 应基于下述 xy_log_brkt 定义
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*
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* 3.若对log无细致要求，想要快速使用log功能：
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*
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* 应基于下述 xy_<level>_brkt 定义自己的 app_<level>_brkt()，或直接使用 xy_<level>_brkt
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*/
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static void
|
||
xy_log_brkt_to (const char *prompt, const char *content, FILE *stream)
|
||
{
|
||
char *str = xy_strjoin (4, "[", prompt, "] ", content);
|
||
fprintf (stream, "%s\n", str);
|
||
free (str);
|
||
}
|
||
|
||
#define xy_log_brkt(prompt1,prompt2,content) _xy_log_brkt(_XY_Log_Plain, prompt1,prompt2,content)
|
||
#define xy_succ_brkt(prompt1,prompt2,content) _xy_log_brkt(_XY_Log_Success,prompt1,prompt2,content)
|
||
#define xy_info_brkt(prompt1,prompt2,content) _xy_log_brkt(_XY_Log_Info, prompt1,prompt2,content)
|
||
#define xy_warn_brkt(prompt1,prompt2,content) _xy_log_brkt(_XY_Log_Warn, prompt1,prompt2,content)
|
||
#define xy_error_brkt(prompt1,prompt2,content) _xy_log_brkt(_XY_Log_Error, prompt1,prompt2,content)
|
||
|
||
static void
|
||
_xy_log_brkt (int level, const char *prompt1, const char *prompt2, const char *content)
|
||
{
|
||
char *str = NULL;
|
||
|
||
bool to_stderr = false;
|
||
|
||
if (level & _XY_Log_Plain)
|
||
{
|
||
str = xy_strjoin (6, "[", prompt1, " ", prompt2, "] ", content);
|
||
}
|
||
else if (level & _XY_Log_Success)
|
||
{
|
||
/* [app 成功] [app success] */
|
||
str = xy_strjoin (6,
|
||
"[", xy_str_to_green (prompt1), " ", xy_str_to_bold (xy_str_to_green (prompt2)), "] ", xy_str_to_green (content));
|
||
}
|
||
else if (level & _XY_Log_Info)
|
||
{
|
||
/* [app 信息] [app info]
|
||
[app 提示] [app notice]
|
||
*/
|
||
str = xy_strjoin (6,
|
||
"[", xy_str_to_blue (prompt1), " ", xy_str_to_bold (xy_str_to_blue (prompt2)), "] ", xy_str_to_blue (content));
|
||
}
|
||
else if (level & _XY_Log_Warn)
|
||
{
|
||
/* [app 警告] [app warn] */
|
||
str = xy_strjoin (6,
|
||
"[", xy_str_to_yellow (prompt1), " ", xy_str_to_bold (xy_str_to_yellow (prompt2)), "] ", xy_str_to_yellow (content));
|
||
to_stderr = true;
|
||
}
|
||
else if (level & _XY_Log_Error)
|
||
{
|
||
/* [app 错误] [app error] */
|
||
str = xy_strjoin (6,
|
||
"[", xy_str_to_red (prompt1), " ", xy_str_to_bold (xy_str_to_red (prompt2)), "] ", xy_str_to_red (content));
|
||
to_stderr = true;
|
||
}
|
||
else
|
||
{
|
||
// xy_assert ("CAN'T REACH!");
|
||
}
|
||
|
||
if (to_stderr)
|
||
{
|
||
fprintf (stderr, "%s\n", str);
|
||
}
|
||
else
|
||
{
|
||
puts (str);
|
||
}
|
||
free (str);
|
||
}
|
||
|
||
|
||
|
||
/******************************************************
|
||
* System
|
||
******************************************************/
|
||
/**
|
||
* 执行cmd，返回某行输出结果，并对已经遍历过的行执行iter_func
|
||
*
|
||
* @param cmd 要执行的命令
|
||
* @param n 指定命令执行输出的结果行中的某一行，0 表示最后一行，n (n>0) 表示第n行
|
||
* 该函数会返回这一行的内容
|
||
* @param iter_func 对遍历时经过的行的内容，进行函数调用
|
||
*
|
||
* @note 返回的字符串最后面一般有换行符号
|
||
*
|
||
* 由于目标行会被返回出来，所以 iter_func() 并不执行目标行，只会执行遍历过的行
|
||
*/
|
||
static char *
|
||
xy_run (const char *cmd, unsigned long n, void (*iter_func) (const char *))
|
||
{
|
||
const int size = 512;
|
||
char *buf = (char *) malloc (size);
|
||
|
||
FILE *stream = popen (cmd, "r");
|
||
if (stream == NULL)
|
||
{
|
||
fprintf (stderr, "xy: 命令执行失败\n");
|
||
return NULL;
|
||
}
|
||
|
||
char *ret = NULL;
|
||
unsigned long count = 0;
|
||
|
||
while (true)
|
||
{
|
||
if (NULL == fgets (buf, size, stream))
|
||
break;
|
||
ret = buf;
|
||
count += 1;
|
||
if (n == count)
|
||
break;
|
||
if (iter_func)
|
||
{
|
||
iter_func (buf);
|
||
}
|
||
}
|
||
|
||
pclose (stream);
|
||
return ret;
|
||
}
|
||
|
||
#define xy_os_home _xy_os_home ()
|
||
static char *
|
||
_xy_os_home ()
|
||
{
|
||
char *home = NULL;
|
||
if (xy_on_windows)
|
||
home = getenv ("USERPROFILE");
|
||
else
|
||
home = getenv ("HOME");
|
||
return home;
|
||
}
|
||
|
||
#define xy_win_powershell_profile _xy_win_powershell_profile ()
|
||
#define xy_win_powershellv5_profile _xy_win_powershellv5_profile ()
|
||
static char *
|
||
_xy_win_powershell_profile ()
|
||
{
|
||
return xy_2strjoin (
|
||
xy_os_home, "\\Documents\\PowerShell\\Microsoft.PowerShell_profile.ps1");
|
||
}
|
||
|
||
char *
|
||
_xy_win_powershellv5_profile ()
|
||
{
|
||
return xy_2strjoin (
|
||
xy_os_home,
|
||
"\\Documents\\WindowsPowerShell\\Microsoft.PowerShell_profile.ps1");
|
||
}
|
||
|
||
/**
|
||
* @note Windows上，`path` 不要夹带变量名，因为最终 access() 不会帮你转换
|
||
*/
|
||
static bool
|
||
xy_file_exist (const char *path)
|
||
{
|
||
const char *new_path = path;
|
||
if (xy_str_start_with (path, "~"))
|
||
{
|
||
new_path = xy_2strjoin (xy_os_home, path + 1);
|
||
}
|
||
// 0 即 F_OK
|
||
return (0==access (new_path, 0)) ? true : false;
|
||
}
|
||
|
||
/**
|
||
* @note xy_file_exist() 和 xy_dir_exist() 两个函数在所有平台默认都支持使用 '~'，
|
||
* 但实现中都没有调用 xy_uniform_path()，以防万一，调用前可能需要用户手动调用它
|
||
*/
|
||
static bool
|
||
xy_dir_exist (const char *path)
|
||
{
|
||
const char *dir = path;
|
||
if (xy_on_windows)
|
||
{
|
||
if (xy_str_start_with (path, "~"))
|
||
{
|
||
dir = xy_2strjoin (xy_os_home, path + 1);
|
||
}
|
||
}
|
||
|
||
if (xy_on_windows)
|
||
{
|
||
#ifdef XY_On_Windows
|
||
// 也可以用 opendir() #include <dirent.h>
|
||
DWORD attr = GetFileAttributesA (dir);
|
||
|
||
if (attr == INVALID_FILE_ATTRIBUTES)
|
||
{
|
||
// Q: 我们应该报错吗？
|
||
return false;
|
||
}
|
||
else if (attr & FILE_ATTRIBUTE_DIRECTORY)
|
||
{
|
||
return true;
|
||
}
|
||
else
|
||
{
|
||
return false;
|
||
}
|
||
#endif
|
||
}
|
||
else
|
||
{
|
||
int status = system (xy_2strjoin ("test -d ", dir));
|
||
|
||
if (0==status)
|
||
return true;
|
||
else
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 该函数即使在非Windows下也可调用，作用是删除路径左右两边多出来的空白符
|
||
*/
|
||
static char *
|
||
xy_uniform_path (const char *path)
|
||
{
|
||
char *new = xy_str_strip (path); // 防止开发者多写了空白符
|
||
|
||
// 这个函数仅在Windows上才进行替换
|
||
if (xy_on_windows)
|
||
{
|
||
if (xy_str_start_with (new, "~/"))
|
||
{
|
||
// 或 %USERPROFILE%
|
||
new = xy_strjoin (3, xy_os_home, "\\",
|
||
xy_str_delete_prefix (new, "~/"));
|
||
}
|
||
new = xy_str_gsub (new, "/", "\\");
|
||
}
|
||
|
||
return new;
|
||
}
|
||
|
||
static char *
|
||
xy_parent_dir (const char *path)
|
||
{
|
||
char *dir = xy_uniform_path (path);
|
||
char *last = NULL;
|
||
if (xy_on_windows)
|
||
{
|
||
last = strrchr (dir, '\\');
|
||
*last = '\0';
|
||
}
|
||
else
|
||
{
|
||
last = strrchr (dir, '/');
|
||
*last = '\0';
|
||
}
|
||
return dir;
|
||
}
|
||
|
||
#endif
|