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	tfix memory handling around grain creation - granular - granular dynamics simul…
	git clone git://src.adamsgaard.dk/granular
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	---
	commit 054a2cc1416d4760f8a25499d5db265877f4d359
	parent 6660be16da098a733430dda22a591fe97657adcf
	Author: Anders Damsgaard <[email protected]>
	Date: Thu, 18 Mar 2021 14:33:18 +0100

	fix memory handling around grain creation

	Diffstat:
	M grain.c \| 6 +++---
	M grain.h \| 2 +-
	M simulation.c \| 6 ++++++

	3 files changed, 10 insertions(+), 4 deletions(-)
	---
	diff --git a/grain.c b/grain.c
	t@@ -9,11 +9,11 @@

	#define FLOATPREC 17

	-struct grain *
	+struct grain
	grain_new(void)
	{
	- struct grain g = malloc(sizeof(g));
	- grain_defaults(g);
	+ struct grain g;
	+ grain_defaults(&g);
	return g;
	}

	diff --git a/grain.h b/grain.h
	t@@ -35,7 +35,7 @@ struct grain {
	size_t color;
	};

	-struct grain * grain_new(void);
	+struct grain grain_new(void);
	void grain_defaults(struct grain *g);

	void grain_print(FILE stream, const struct grain g);
	diff --git a/simulation.c b/simulation.c
	t@@ -1 +1,7 @@
	#include "simulation.h"
	+
	+void
	+free_sim(struct simulation *sim)
	+{
	+ free(sim->grains);
	+}