actions.c File Reference

#include "config.h"
#include <ast/ast.h>
#include <ast/error.h>
#include <cgraph/agstrcanon.h>
#include <gvpr/actions.h>
#include <gvpr/compile.h>
#include <limits.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <util/agxbuf.h>
#include <util/alloc.h>
#include <util/gv_ctype.h>
#include <util/strcasecmp.h>
#include <util/unreachable.h>
#include <util/unused.h>
#include "../common/colxlate.c"

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Data Structures
struct	edgepair_t

Macros
#define	CCMARKED(n)   (((nData(n))->iu.integer) & 2)
#define	CCMARK(n)   (((nData(n))->iu.integer) |= 2)
#define	CCUNMARK(n)   (((nData(n))->iu.integer) &= ~2)
#define	COLORPROCS_API   static UNUSED

Functions
static const char *	kinds (Agobj_t *obj)
Agraph_t *	sameG (void *obj1, void *obj2, char *fn, char *msg)
int	indexOf (char *s1, char *s2)
	return index of leftmost string s2 in string s1, or -1
long	rindexOf (char *s1, char *s2)
	return index of rightmost string s2 in string s1, or -1
size_t	match (char *str, char *pat)
	return index of pattern pat in string str, or SIZE_MAX
int	copyAttr (Agobj_t *src, Agobj_t *tgt)
Agobj_t *	copy (Agraph_t *g, Agobj_t *obj)
static Agedge_t *	mapEdge (Dt_t *emap, Agedge_t *e)
static Agraph_t *	cloneSubg (Agraph_t *tgt, Agraph_t *g, Dt_t *emap)
	clone subgraph sg in tgt
static int	cmppair (void *k1, void *k2)
static void	cloneGraph (Agraph_t *tgt, Agraph_t *src)
	clone node, edge and subgraph structure from src to tgt
Agraph_t *	cloneG (Agraph_t *g, char *name)
Agobj_t *	cloneO (Agraph_t *g, Agobj_t *obj)
static void	cc_dfs (Agraph_t *g, Agraph_t *comp, Agnode_t *n)
Agraph_t *	compOf (Agraph_t *g, Agnode_t *n)
	return connected component of node
Agedge_t *	isEdge (Agraph_t *g, Agnode_t *t, Agnode_t *h, char *key)
Agnode_t *	addNode (Agraph_t *gp, Agnode_t *np, int doAdd)
Agedge_t *	addEdge (Agraph_t *gp, Agedge_t *ep, int doAdd)
int	lockGraph (Agraph_t *g, int v)
int	deleteObj (Agraph_t *g, Agobj_t *obj)
int	sfioWrite (Agraph_t *g, FILE *fp)
int	writeFile (Agraph_t *g, char *f)
Agraph_t *	readFile (char *f)
int	fwriteFile (Expr_t *ex, Agraph_t *g, long long fd)
Agraph_t *	freadFile (Expr_t *ex, long long fd)
int	openFile (Expr_t *ex, const char *fname, const char *mode)
int	closeFile (Expr_t *ex, long long fd)
char *	readLine (Expr_t *ex, long long fd)
int	compare (Agobj_t *l, Agobj_t *r)
	lexicographic ordering of objects
char *	toLower (Expr_t *pgm, char *src)
	convert characters to lowercase
char *	toUpper (Expr_t *pgm, char *src)
	convert characters to uppercase
char *	toHtml (Agraph_t *g, char *arg)
	create a string marked as HTML
char *	canon (Expr_t *pgm, char *arg)
	canonicalize a string for printing
char *	colorx (Expr_t *ex, const char *incolor, char *fmt)
	RGB, RGBA, HSV, HSVA.

Variables
static Dtdisc_t	edgepair

Macro Definition Documentation

CCMARK

#define CCMARK

(

n

)

(((nData(n))->iu.integer) |= 2)

Definition at line 378 of file actions.c.

CCMARKED

#define CCMARKED

(

n

)

(((nData(n))->iu.integer) & 2)

Definition at line 377 of file actions.c.

CCUNMARK

#define CCUNMARK

(

n

)

(((nData(n))->iu.integer) &= ~2)

Definition at line 379 of file actions.c.

COLORPROCS_API

#define COLORPROCS_API   static UNUSED

Definition at line 733 of file actions.c.

Function Documentation

addEdge()

Agedge_t * addEdge	(	Agraph_t *	gp,
		Agedge_t *	ep,
		int	doAdd
	)

Definition at line 446 of file actions.c.

References agsubedge(), and sameG().

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addNode()

Agnode_t * addNode	(	Agraph_t *	gp,
		Agnode_t *	np,
		int	doAdd
	)

Definition at line 437 of file actions.c.

References agsubnode(), and sameG().

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canon()

char * canon	(	Expr_t *	pgm,
		char *	arg
	)

Definition at line 716 of file actions.c.

References agstrcanon(), agstrcanon_bytes(), and exstralloc().

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cc_dfs()

static void cc_dfs ( Agraph_t *  g, Agraph_t *  comp, Agnode_t *  n  )

static

Definition at line 381 of file actions.c.

References agfstedge(), aghead, AGID, agidnode(), agnxtedge(), agtail, cc_dfs(), CCMARK, and CCMARKED.

Referenced by cc_dfs(), and compOf().

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cloneG()

Agraph_t * cloneG	(	Agraph_t *	g,
		char *	name
	)

Definition at line 309 of file actions.c.

References agnameof(), Agraph_s::base, cloneGraph(), copyAttr(), Agraph_s::desc, and openG().

Referenced by getval().

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cloneGraph()

static void cloneGraph ( Agraph_t *  tgt, Agraph_t *  src  )

static

Definition at line 263 of file actions.c.

References agfstnode(), agfstout(), agfstsubg(), aghead, AGMKOUT, agnameof(), agnedges(), agnxtnode(), agnxtout(), agnxtsubg(), agtail, Agnode_s::base, Agedge_s::base, cloneSubg(), copy(), dtclose(), dtinsert, dtopen(), Dtoset, edgepair, exerror(), free(), gv_calloc(), edgepair_t::key, and edgepair_t::val.

Referenced by cloneG(), and cloneO().

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cloneO()

Agobj_t * cloneO	(	Agraph_t *	g,
		Agobj_t *	obj
	)

Definition at line 329 of file actions.c.

References aghead, AGINEDGE, AGMKOUT, agnameof(), AGNODE, AGOUTEDGE, AGRAPH, agtail, AGTYPE, cloneGraph(), cloneO(), copyAttr(), exerror(), OBJ, openEdge(), openG(), openNode(), openSubg(), and UNREACHABLE.

Referenced by addOutputGraph(), cloneO(), getval(), and gvpr_core().

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cloneSubg()

static Agraph_t * cloneSubg ( Agraph_t *  tgt, Agraph_t *  g, Dt_t *  emap  )

static

Definition at line 196 of file actions.c.

References agfstnode(), agfstout(), agfstsubg(), aghead, AGMKOUT, agnameof(), agnode(), agnxtnode(), agnxtout(), agnxtsubg(), agsubedge(), agsubnode(), agtail, cloneSubg(), copy(), exerror(), mapEdge(), and OBJ.

Referenced by cloneGraph(), and cloneSubg().

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closeFile()

int closeFile	(	Expr_t *	ex,
		long long	fd
	)

Definition at line 604 of file actions.c.

References elementsof, exerror(), and Expr_s::file.

Referenced by getval().

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cmppair()

static int cmppair ( void *  k1, void *  k2  )

static

Definition at line 244 of file actions.c.

colorx()

char * colorx	(	Expr_t *	ex,
		const char *	incolor,
		char *	fmt
	)

Definition at line 738 of file actions.c.

References agxbfree(), agxbprint(), agxbuse(), alpha, color(), COLOR_OK, colorxlate(), exstring(), HSVA_DOUBLE, RGBA_BYTE, and type.

Referenced by getval().

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compare()

int compare	(	Agobj_t *	l,
		Agobj_t *	r
	)

Definition at line 650 of file actions.c.

References AGID, AGTYPE, and NULL.

Referenced by binary().

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compOf()

Agraph_t * compOf	(	Agraph_t *	g,
		Agnode_t *	n
	)

Definition at line 398 of file actions.c.

References agfstnode(), AGID, agidnode(), agnxtnode(), cc_dfs(), CCUNMARK, cg(), id, and openSubg().

Referenced by getval().

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copy()

Agobj_t * copy	(	Agraph_t *	g,
		Agobj_t *	obj
	)

Definition at line 139 of file actions.c.

References aghead, AGINEDGE, AGMKOUT, agnameof(), AGNODE, AGOUTEDGE, AGRAPH, agtail, AGTYPE, copyAttr(), exerror(), openEdge(), openG(), openNode(), openSubg(), and UNREACHABLE.

Referenced by cloneGraph(), cloneSubg(), getval(), gv_strdup(), gv_strndup(), and prformat().

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copyAttr()

int copyAttr	(	Agobj_t *	src,
		Agobj_t *	tgt
	)

Definition at line 106 of file actions.c.

References agattr_text(), agattrsym(), aghtmlstr(), agnxtattr(), agraphof(), agstrdup_html(), agstrfree(), AGTYPE, agxget(), agxset(), Agsym_s::defval, and Agsym_s::name.

Referenced by cloneG(), cloneO(), and copy().

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deleteObj()

int deleteObj	(	Agraph_t *	g,
		Agobj_t *	obj
	)

Definition at line 487 of file actions.c.

References agclose(), agdelete(), agnameof(), AGRAPH, agraphof(), agroot(), AGTYPE, error, ERROR_WARNING, gData, gval_t::lock, gvlock_t::locked, and gvlock_t::zombie.

Referenced by getval().

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freadFile()

Agraph_t * freadFile	(	Expr_t *	ex,
		long long	fd
	)

Definition at line 576 of file actions.c.

References elementsof, exerror(), Expr_s::file, and readG().

Referenced by getval().

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fwriteFile()

int fwriteFile	(	Expr_t *	ex,
		Agraph_t *	g,
		long long	fd
	)

Definition at line 566 of file actions.c.

References elementsof, exerror(), Expr_s::file, and sfioWrite().

Referenced by getval().

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indexOf()

int indexOf	(	char *	s1,
		char *	s2
	)

Definition at line 61 of file actions.c.

References NULL, and s1().

Referenced by getval().

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isEdge()

Agedge_t * isEdge	(	Agraph_t *	g,
		Agnode_t *	t,
		Agnode_t *	h,
		char *	key
	)

Definition at line 419 of file actions.c.

References agedge(), agroot(), and sameG().

Referenced by getval(), and strdup_and_subst_obj0().

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kinds()

static const char * kinds ( Agobj_t *  obj )

static

Definition at line 36 of file actions.c.

References AGNODE, AGRAPH, and AGTYPE.

Referenced by sameG().

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lockGraph()

int lockGraph	(	Agraph_t *	g,
		int	v
	)

Definition at line 460 of file actions.c.

References agclose(), agroot(), error, ERROR_WARNING, gData, gval_t::lock, gvlock_t::locked, and gvlock_t::zombie.

Referenced by getval().

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mapEdge()

static Agedge_t * mapEdge ( Dt_t *  emap, Agedge_t *  e  )

static

Definition at line 187 of file actions.c.

References dtmatch, NULL, and edgepair_t::val.

Referenced by cloneSubg().

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match()

size_t match	(	char *	str,
		char *	pat
	)

Definition at line 91 of file actions.c.

References SIZE_MAX, str, strgrpmatch(), and sub.

Referenced by getval(), strgrpmatch(), and svg_size().

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openFile()

int openFile	(	Expr_t *	ex,
		const char *	fname,
		const char *	mode
	)

Definition at line 586 of file actions.c.

References elementsof, exerror(), Expr_s::file, and fname.

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readFile()

Agraph_t * readFile

(

char *

f

)

Definition at line 548 of file actions.c.

References exerror(), exwarn(), and readG().

Referenced by getval().

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readLine()

char * readLine	(	Expr_t *	ex,
		long long	fd
	)

Definition at line 629 of file actions.c.

References agxbfree(), agxbputc(), agxbuse(), elementsof, exerror(), exstring(), and Expr_s::file.

Referenced by getval().

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rindexOf()

long rindexOf	(	char *	s1,
		char *	s2
	)

Definition at line 67 of file actions.c.

References s1().

Referenced by getval().

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sameG()

Agraph_t * sameG	(	void *	obj1,
		void *	obj2,
		char *	fn,
		char *	msg
	)

Definition at line 47 of file actions.c.

References agraphof(), agroot(), error, ERROR_WARNING, and kinds().

Referenced by addEdge(), addNode(), isEdge(), and openEdge().

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sfioWrite()

int sfioWrite	(	Agraph_t *	g,
		FILE *	fp
	)

Definition at line 515 of file actions.c.

References AgIoDisc, agwrite(), Agraph_s::clos, Agclos_s::disc, and Agdisc_s::io.

Referenced by fwriteFile(), getval(), gvpr_core(), and writeFile().

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toHtml()

char * toHtml	(	Agraph_t *	g,
		char *	arg
	)

Definition at line 713 of file actions.c.

References agstrdup_html().

Referenced by getval().

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toLower()

char * toLower	(	Expr_t *	pgm,
		char *	src
	)

Definition at line 679 of file actions.c.

References exstralloc(), gv_tolower(), len(), and NULL.

Referenced by getval().

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toUpper()

char * toUpper	(	Expr_t *	pgm,
		char *	src
	)

Definition at line 696 of file actions.c.

References exstralloc(), gv_toupper(), len(), and NULL.

Referenced by getval().

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writeFile()

int writeFile	(	Agraph_t *	g,
		char *	f
	)

Definition at line 528 of file actions.c.

References exerror(), exwarn(), and sfioWrite().

Referenced by getval().

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Variable Documentation

edgepair

Dtdisc_t edgepair

static

Initial value:

= {
    .key = offsetof(edgepair_t, key),
    .size = sizeof(Agedge_t *),
    .link = offsetof(edgepair_t, link),
    .comparf = cmppair,
}

Definition at line 255 of file actions.c.

Referenced by cloneGraph().