st.h - st - simple terminal (HTM) git clone https://git.parazyd.org/st (DIR) Log (DIR) Files (DIR) Refs (DIR) README (DIR) LICENSE --- st.h (3054B) --- 1 /* See LICENSE for license details. */ 2 3 #include <stdint.h> 4 #include <sys/types.h> 5 6 /* macros */ 7 #define MIN(a, b) ((a) < (b) ? (a) : (b)) 8 #define MAX(a, b) ((a) < (b) ? (b) : (a)) 9 #define LEN(a) (sizeof(a) / sizeof(a)[0]) 10 #define BETWEEN(x, a, b) ((a) <= (x) && (x) <= (b)) 11 #define DIVCEIL(n, d) (((n) + ((d) - 1)) / (d)) 12 #define DEFAULT(a, b) (a) = (a) ? (a) : (b) 13 #define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x) 14 #define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || \ 15 (a).bg != (b).bg) 16 #define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + \ 17 (t1.tv_nsec-t2.tv_nsec)/1E6) 18 #define MODBIT(x, set, bit) ((set) ? ((x) |= (bit)) : ((x) &= ~(bit))) 19 20 #define TRUECOLOR(r,g,b) (1 << 24 | (r) << 16 | (g) << 8 | (b)) 21 #define IS_TRUECOL(x) (1 << 24 & (x)) 22 23 enum glyph_attribute { 24 ATTR_NULL = 0, 25 ATTR_BOLD = 1 << 0, 26 ATTR_FAINT = 1 << 1, 27 ATTR_ITALIC = 1 << 2, 28 ATTR_UNDERLINE = 1 << 3, 29 ATTR_BLINK = 1 << 4, 30 ATTR_REVERSE = 1 << 5, 31 ATTR_INVISIBLE = 1 << 6, 32 ATTR_STRUCK = 1 << 7, 33 ATTR_WRAP = 1 << 8, 34 ATTR_WIDE = 1 << 9, 35 ATTR_WDUMMY = 1 << 10, 36 ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT, 37 }; 38 39 enum drawing_mode { 40 DRAW_NONE = 0, 41 DRAW_BG = 1 << 0, 42 DRAW_FG = 1 << 1, 43 }; 44 45 enum selection_mode { 46 SEL_IDLE = 0, 47 SEL_EMPTY = 1, 48 SEL_READY = 2 49 }; 50 51 enum selection_type { 52 SEL_REGULAR = 1, 53 SEL_RECTANGULAR = 2 54 }; 55 56 enum selection_snap { 57 SNAP_WORD = 1, 58 SNAP_LINE = 2 59 }; 60 61 typedef unsigned char uchar; 62 typedef unsigned int uint; 63 typedef unsigned long ulong; 64 typedef unsigned short ushort; 65 66 typedef uint_least32_t Rune; 67 68 #define Glyph Glyph_ 69 typedef struct { 70 Rune u; /* character code */ 71 ushort mode; /* attribute flags */ 72 uint32_t fg; /* foreground */ 73 uint32_t bg; /* background */ 74 } Glyph; 75 76 typedef Glyph *Line; 77 78 typedef union { 79 int i; 80 uint ui; 81 float f; 82 const void *v; 83 const char *s; 84 } Arg; 85 86 void die(const char *, ...); 87 void redraw(void); 88 void draw(void); 89 90 void printscreen(const Arg *); 91 void printsel(const Arg *); 92 void sendbreak(const Arg *); 93 void toggleprinter(const Arg *); 94 95 int tattrset(int); 96 void tnew(int, int); 97 void tresize(int, int); 98 void tsetdirtattr(int); 99 void ttyhangup(void); 100 int ttynew(const char *, char *, const char *, char **); 101 size_t ttyread(void); 102 void ttyresize(int, int); 103 void ttywrite(const char *, size_t, int); 104 105 void resettitle(void); 106 107 void selclear(void); 108 void selinit(void); 109 void selstart(int, int, int); 110 void selextend(int, int, int, int); 111 int selected(int, int); 112 char *getsel(void); 113 114 size_t utf8encode(Rune, char *); 115 116 void *xmalloc(size_t); 117 void *xrealloc(void *, size_t); 118 char *xstrdup(const char *); 119 120 int subprocwd(char *); 121 122 /* config.h globals */ 123 extern char *utmp; 124 extern char *scroll; 125 extern char *stty_args; 126 extern char *vtiden; 127 extern wchar_t *worddelimiters; 128 extern int allowaltscreen; 129 extern int allowwindowops; 130 extern char *termname; 131 extern unsigned int tabspaces; 132 extern unsigned int defaultfg; 133 extern unsigned int defaultbg; 134 extern unsigned int defaultcs; 135 extern float alpha;