Graphviz: lib/expr/exeval.c File Reference

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#include <cgraph/alloc.h>
#include <cgraph/agxbuf.h>
#include <cgraph/strview.h>
#include <cgraph/exit.h>
#include <cgraph/gv_ctype.h>
#include <cgraph/unreachable.h>
#include <expr/exlib.h>
#include <expr/exop.h>
#include <inttypes.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <time.h>

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Data Structures
struct	Fmt_t

Macros
#define	TIME_LEN 80 /* max. characters to store time */

#define	FRAME 64

Functions
static Extype_t	eval (Expr_t , Exnode_t , void *)

static char *	lexname (long op, int subop)

static int	evaldyn (Expr_t ex, Exnode_t exnode, void *env, int delete)

static Extype_t	getdyn (Expr_t ex, Exnode_t exnode, void env, Exassoc_t *assoc)

static int	prformat (void vp, Sffmt_t dp)

static int	prints (Expr_t ex, Exnode_t exnode, void env, FILE sp)

static int	print (Expr_t ex, Exnode_t exnode, void env, FILE sp)

static int	scformat (void vp, Sffmt_t dp)

static int	scan (Expr_t ex, Exnode_t exnode, void env, FILE sp)

static char *	str_add (Expr_t ex, char l, char *r)

static char *	str_ior (Expr_t ex, const char l, const char *r)

static char *	str_and (Expr_t ex, const char l, const char *r)

static char *	str_xor (Expr_t ex, const char l, const char *r)

static char *	str_mod (Expr_t ex, const char l, const char *r)

static char *	str_mpy (Expr_t ex, const char l, const char *r)

static void	replace (agxbuf s, char base, char repl, int ng, size_t sub)

static void	addItem (Dt_t arr, Extype_t v, char tok)

static Extype_t	exsplit (Expr_t ex, Exnode_t exnode, void *env)

static Extype_t	extokens (Expr_t ex, Exnode_t exnode, void *env)

static Extype_t	exsub (Expr_t ex, Exnode_t exnode, void *env, bool global)

static Extype_t	exsubstr (Expr_t ex, Exnode_t exnode, void *env)

static void	xConvert (Expr_t ex, Exnode_t exnode, long type, Extype_t v, Exnode_t *tmp)

static void	xPrint (Expr_t ex, Exnode_t exnode, Extype_t v, Exnode_t *tmp)

Extype_t	exeval (Expr_t ex, Exnode_t exnode, void *env)

char *	exstring (Expr_t ex, char s)

void *	exstralloc (Expr_t *ex, size_t sz)

Variables
static long	seed

Macro Definition Documentation

◆ FRAME

#define FRAME 64

Definition at line 43 of file exeval.c.

◆ TIME_LEN

#define TIME_LEN 80 /* max. characters to store time */

Definition at line 39 of file exeval.c.

Function Documentation

◆ addItem()

static void addItem	(	Dt_t *	arr,
		Extype_t	v,
		char *	tok
	)

static

Definition at line 780 of file exeval.c.

References dtinsert, dtmatch, exerror(), Exassoc_s::key, EX_STYPE::string, tok(), and Exassoc_s::value.

Referenced by exsplit(), and extokens().

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◆ eval()

static Extype_t eval	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env
	)

static

Definition at line 1037 of file exeval.c.

References add(), AND, ARRAY, Exnode_s::binary, BREAK, BUILTIN, CALL, CONSTANT, Exdata_u::constant, CONTINUE, Exnode_s::data, DEC, drand48(), dtclear, dtfirst, dtlast, dtnext, dtprev, dtsize(), Exdata_u::dyna, DYNAMIC, elementsof, EQ, eval(), evaldyn(), EX_ARRAY, EX_CALL, EX_SCALAR, exerror(), exeval(), EXIT, exnospace(), exprintf(), exsplit(), exsub(), exsubstr(), extokens(), exzero(), F2I, F2S, F2X, FLOATING, EX_STYPE::floating, FOR, FRAME, free(), FUNCTION, GE, getdyn(), graphviz_exit(), GSUB, I2F, I2S, I2X, ID, IF, IN_OP, INC, Exdata_u::index, INTEGER, EX_STYPE::integer, ITERATE, ITERATER, Exassoc_s::key, LE, left, Exdata_u::left, lexname(), Exid_s::local, LSH, Exassoc_s::name, Exid_s::name, NE, Exdata_u::next, NULL, Exnode_s::op, Exdata_u::operand, OR, PRE, print(), PRINT, PRINTF, prints(), RAND, Exdata_u::reference, RETURN, Exdata_u::right, right, RSH, S2B, S2F, S2I, S2X, scan(), SCANF, seed, Exdata_u::select, SPLIT, SPRINTF, SRAND, srand48, SSCANF, Exdata_u::statement, str, str_add(), str_and(), str_ior(), str_mod(), str_mpy(), str_xor(), STRING, EX_STYPE::string, strmatch(), SUB, SUBSTR, SWITCH, Exdata_u::symbol, TOKENS, Exnode_s::type, UNREACHABLE, UNSET, UNSIGNED, Exassoc_s::value, Exid_s::value, Exdata_u::value, Exdata_u::variable, Expr_s::vm, vmalloc(), vmfree(), vmstrdup(), WHILE, X2F, X2I, X2S, X2X, xConvert(), xPrint(), and XPRINT.

Referenced by eval(), evaldyn(), exeval(), exsplit(), exsub(), exsubstr(), extokens(), getdyn(), print(), prints(), and scan().

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◆ evaldyn()

static int evaldyn	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env,
		int	delete
	)

static

Definition at line 73 of file exeval.c.

References BUILTIN, Exnode_s::data, dtdelete, dtmatch, eval(), free(), Exdata_u::index, Exid_s::index_type, INTEGER, EX_STYPE::integer, key, Exid_s::local, STRING, EX_STYPE::string, Exdata_u::symbol, type, Exnode_s::type, and Exdata_u::variable.

Referenced by eval().

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◆ exeval()

Extype_t exeval	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env
	)

Definition at line 1965 of file exeval.c.

References Exnode_s::compiled, eval(), FLOATING, EX_STYPE::floating, Exnode_s::floating, EX_STYPE::integer, Exnode_s::integer, RETURN, STRING, EX_STYPE::string, Exnode_s::string, and Exnode_s::type.

Referenced by eval(), evalEdge(), evalNode(), gvpr_core(), and prformat().

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◆ exsplit()

static Extype_t exsplit	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env
	)

static

Definition at line 797 of file exeval.c.

References addItem(), Exnode_s::data, eval(), exnospace(), EX_STYPE::integer, NULL, str, EX_STYPE::string, tok(), Expr_s::vm, and vmalloc().

Referenced by eval().

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◆ exstralloc()

void * exstralloc	(	Expr_t *	ex,
		size_t	sz
	)

Definition at line 2008 of file exeval.c.

References vmalloc().

Referenced by bbOf(), toLower(), toUpper(), and xyOf().

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◆ exstring()

char * exstring	(	Expr_t *	ex,
		char *	s
	)

Definition at line 2000 of file exeval.c.

References vmstrdup().

Referenced by bbOf(), canon(), colorx(), nameOf(), readLine(), and xyOf().

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◆ exsub()

static Extype_t exsub	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env,
		bool	global
	)

static

Definition at line 891 of file exeval.c.

References agxbfree(), agxbput(), agxbput_n(), agxbuse(), Exnode_s::data, eval(), exwarn(), flags, global(), replace(), str, STR_LEFT, STR_RIGHT, strgrpmatch(), EX_STYPE::string, sub, and vmstrdup().

Referenced by eval().

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◆ exsubstr()

static Extype_t exsubstr	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env
	)

static

Definition at line 974 of file exeval.c.

References Exnode_s::data, eval(), exerror(), EX_STYPE::integer, len(), EX_STYPE::string, and vmalloc().

Referenced by eval().

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◆ extokens()

static Extype_t extokens	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env
	)

static

Definition at line 850 of file exeval.c.

References addItem(), Exnode_s::data, eval(), exnospace(), EX_STYPE::integer, NULL, str, EX_STYPE::string, tok(), Expr_s::vm, and vmalloc().

Referenced by eval().

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◆ getdyn()

static Extype_t getdyn	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env,
		Exassoc_t **	assoc
	)

static

Definition at line 112 of file exeval.c.

References BUILTIN, Exdata_u::constant, Exnode_s::data, dtinsert, dtmatch, eval(), exnospace(), exzero(), Exdata_u::index, Exid_s::index_type, INTEGER, EX_STYPE::integer, Exassoc_s::key, key, Exid_s::local, Exassoc_s::name, STRING, EX_STYPE::string, Exdata_u::symbol, type, Exid_s::type, Exnode_s::type, Exassoc_s::value, Exid_s::value, Exdata_u::value, and Exdata_u::variable.

Referenced by eval().

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◆ lexname()

static char * lexname	(	long	op,
		int	subop
	)

static

Definition at line 45 of file exeval.c.

References agxbdisown(), agxbprint(), exop(), gv_strdup(), MAXTOKEN, and MINTOKEN.

Referenced by eval().

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◆ prformat()

static int prformat	(	void *	vp,
		Sffmt_t *	dp
	)

static

Definition at line 181 of file exeval.c.

References Fmt_t::actuals, Print_s::arg, Fmt_t::args, copy(), strview_t::data, Exnode_s::data, Fmt_t::env, excast(), exerror(), exeval(), Fmt_t::expr, _sffmt_s::flags, FLOATING, EX_STYPE::floating, Fmt_t::fmt, _sffmt_s::fmt, fmtquote(), format, free(), gv_isalnum(), gv_isalpha(), gv_islower(), gv_isupper(), gv_tolower_str(), gv_toupper_str(), INTEGER, EX_STYPE::integer, Exdata_u::left, malloc(), _sffmt_s::n_str, NULL, Exdata_u::operand, Print_s::param, Exdata_u::right, SFFMT_VALUE, strview_t::size, _sffmt_s::size, STRING, EX_STYPE::string, strview_str_eq(), _sffmt_s::t_str, TIME_LEN, Exnode_s::type, UNSIGNED, Fmt_t::value, Expr_s::vm, vmalloc(), vmfree(), and vmstrdup().

Referenced by print().

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◆ print()

static int print	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env,
		FILE *	sp
	)

static

Definition at line 373 of file exeval.c.

References Fmt_t::actuals, Print_s::arg, Fmt_t::args, Exnode_s::data, elementsof, Fmt_t::env, eval(), exerror(), Fmt_t::expr, _sffmt_s::extf, Expr_s::file, Fmt_t::fmt, _sffmt_s::form, Print_s::format, EX_STYPE::integer, Exdata_u::left, Print_s::next, Exdata_u::operand, prformat(), Exdata_u::right, sfprint(), and EX_STYPE::string.

Referenced by eval().

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◆ prints()

static int prints	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env,
		FILE *	sp
	)

static

Definition at line 356 of file exeval.c.

References Exnode_s::data, eval(), Exdata_u::left, Exdata_u::operand, Exdata_u::right, and EX_STYPE::string.

Referenced by eval().

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◆ replace()

static void replace	(	agxbuf *	s,
		char *	base,
		char *	repl,
		int	ng,
		size_t *	sub
	)

static

Definition at line 757 of file exeval.c.

References agxbput_n(), agxbputc(), gv_isdigit(), offset, and sub.

Referenced by exsub().

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◆ scan()

static int scan	(	Expr_t *	ex,
		Exnode_t *	exnode,
		void *	env,
		FILE *	sp
	)

static

Definition at line 491 of file exeval.c.

References Fmt_t::actuals, Exnode_s::data, elementsof, Fmt_t::env, eval(), exerror(), Fmt_t::expr, _sffmt_s::extf, Expr_s::file, Fmt_t::fmt, _sffmt_s::form, EX_STYPE::integer, Exdata_u::left, Exid_s::name, NULL, Exdata_u::operand, scformat(), sfvscanf(), STRING, EX_STYPE::string, Exdata_u::symbol, and Exdata_u::variable.

Referenced by eval().

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◆ scformat()

static int scformat	(	void *	vp,
		Sffmt_t *	dp
	)

static

Definition at line 423 of file exeval.c.

References Fmt_t::actuals, CHARACTER, Exnode_s::data, exerror(), Fmt_t::expr, expr, _sffmt_s::flags, FLOATING, Fmt_t::fmt, _sffmt_s::fmt, INTEGER, Exdata_u::left, Exstate_s::nullstring, Exdata_u::operand, Exdata_u::right, SFFMT_VALUE, _sffmt_s::size, STRING, UNSIGNED, Expr_s::vm, vmalloc(), and vmfree().

Referenced by scan().

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◆ str_add()

static char * str_add	(	Expr_t *	ex,
		char *	l,
		char *	r
	)

static

Definition at line 544 of file exeval.c.

References exnospace(), NULL, and vmalloc().

Referenced by eval().

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◆ str_and()

static char * str_and	(	Expr_t *	ex,
		const char *	l,
		const char *	r
	)

static

Definition at line 606 of file exeval.c.

References exnospace(), len(), NULL, and vmalloc().

Referenced by eval().

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◆ str_ior()

static char * str_ior	(	Expr_t *	ex,
		const char *	l,
		const char *	r
	)

static

Definition at line 559 of file exeval.c.

References exnospace(), len(), NULL, and vmalloc().

Referenced by eval().

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◆ str_mod()

static char * str_mod	(	Expr_t *	ex,
		const char *	l,
		const char *	r
	)

static

Definition at line 688 of file exeval.c.

References exnospace(), len(), NULL, and vmalloc().

Referenced by eval().

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◆ str_mpy()

static char * str_mpy	(	Expr_t *	ex,
		const char *	l,
		const char *	r
	)

static

Definition at line 723 of file exeval.c.

References exnospace(), len(), NULL, and vmalloc().

Referenced by eval().

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◆ str_xor()

static char * str_xor	(	Expr_t *	ex,
		const char *	l,
		const char *	r
	)

static

Definition at line 641 of file exeval.c.

References exnospace(), len(), NULL, and vmalloc().

Referenced by eval().

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◆ xConvert()

static void xConvert	(	Expr_t *	ex,
		Exnode_t *	exnode,
		long	type,
		Extype_t	v,
		Exnode_t *	tmp
	)

static

Definition at line 1006 of file exeval.c.

References Exdata_u::constant, Exnode_s::data, exerror(), extypename(), Exdata_u::left, Exid_s::name, Exdata_u::operand, Exdata_u::symbol, type, Exnode_s::type, Exdata_u::value, and Exdata_u::variable.

Referenced by eval().

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◆ xPrint()

static void xPrint	(	Expr_t *	ex,
		Exnode_t *	exnode,
		Extype_t	v,
		Exnode_t *	tmp
	)

static

Definition at line 1022 of file exeval.c.

References Exdata_u::constant, Exnode_s::data, exerror(), extypename(), Exdata_u::left, Exid_s::name, Exdata_u::operand, STRING, Exdata_u::symbol, Exnode_s::type, Exdata_u::value, and Exdata_u::variable.

Referenced by eval().

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Variable Documentation

◆ seed

long seed

static

Definition at line 1035 of file exeval.c.

Referenced by checkStart(), clarify(), country_graph_coloring(), edge_distinct_coloring(), eval(), init(), main(), map_optimal_coloring(), map_palette_optimal_coloring(), node_distinct_coloring(), node_distinct_coloring_internal(), node_distinct_coloring_internal2(), rk_seed(), setSeed(), travDFS(), and tuneControl().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ FRAME

◆ TIME_LEN

Function Documentation

◆ addItem()

◆ eval()

◆ evaldyn()

◆ exeval()

◆ exsplit()

◆ exstralloc()

◆ exstring()

◆ exsub()

◆ exsubstr()

◆ extokens()

◆ getdyn()

◆ lexname()

◆ prformat()

◆ print()

◆ prints()

◆ replace()

◆ scan()

◆ scformat()

◆ str_add()

◆ str_and()

◆ str_ior()

◆ str_mod()

◆ str_mpy()

◆ str_xor()

◆ xConvert()

◆ xPrint()

Variable Documentation

◆ seed